From c1b215cb94aab3f5bd2874dae3d66c01c0132297 Mon Sep 17 00:00:00 2001
From: pangxie1991 <chenyao1102@gmail.com>
Date: Thu, 2 Mar 2017 17:30:55 +0800
Subject: [PATCH] unit test init

---
 Makefile                                      |    4 +
 package.json                                  |    8 +-
 test/unit/coverage/lcov-report/base.css       |  213 ++
 test/unit/coverage/lcov-report/index.html     |  656 ++++++
 .../packages/badge-group/index.html           |   97 +
 .../packages/badge-group/index.js.html        |   81 +
 .../lcov-report/packages/badge/index.html     |   97 +
 .../lcov-report/packages/badge/index.js.html  |   81 +
 .../packages/badge/src/badge-group.vue.html   |  140 ++
 .../packages/badge/src/badge.vue.html         |  185 ++
 .../lcov-report/packages/badge/src/index.html |  106 +
 .../lcov-report/packages/button/index.html    |   97 +
 .../lcov-report/packages/button/index.js.html |   81 +
 .../packages/button/src/button.js.html        |  302 +++
 .../packages/button/src/index.html            |   93 +
 .../lcov-report/packages/card/index.html      |   97 +
 .../lcov-report/packages/card/index.js.html   |   81 +
 .../packages/card/src/card.vue.html           |  158 ++
 .../lcov-report/packages/card/src/index.html  |   93 +
 .../packages/cell-group/index.html            |   97 +
 .../packages/cell-group/index.js.html         |   81 +
 .../lcov-report/packages/cell/index.html      |   97 +
 .../lcov-report/packages/cell/index.js.html   |   81 +
 .../packages/cell/src/cell-group.vue.html     |   98 +
 .../packages/cell/src/cell.vue.html           |  194 ++
 .../lcov-report/packages/cell/src/index.html  |  106 +
 .../packages/checkbox-group/index.html        |   97 +
 .../packages/checkbox-group/index.js.html     |   81 +
 .../lcov-report/packages/checkbox/index.html  |   97 +
 .../packages/checkbox/index.js.html           |   81 +
 .../checkbox/src/checkbox-group.vue.html      |  131 ++
 .../packages/checkbox/src/checkbox.vue.html   |  360 +++
 .../packages/checkbox/src/index.html          |  110 +
 .../lcov-report/packages/dialog/index.html    |   97 +
 .../lcov-report/packages/dialog/index.js.html |   81 +
 .../packages/dialog/src/dialog.js.html        |  362 +++
 .../packages/dialog/src/dialog.vue.html       |  324 +++
 .../packages/dialog/src/index.html            |  110 +
 .../lcov-report/packages/field/index.html     |   97 +
 .../lcov-report/packages/field/index.js.html  |   81 +
 .../packages/field/src/field.vue.html         |  306 +++
 .../lcov-report/packages/field/src/index.html |   97 +
 .../lcov-report/packages/icon/index.html      |   97 +
 .../lcov-report/packages/icon/index.js.html   |   81 +
 .../packages/icon/src/icon.vue.html           |  104 +
 .../lcov-report/packages/icon/src/index.html  |   93 +
 .../lcov-report/packages/loading/index.html   |   97 +
 .../packages/loading/index.js.html            |   81 +
 .../packages/loading/src/index.html           |   93 +
 .../packages/loading/src/loading.vue.html     |   98 +
 .../lcov-report/packages/panel/index.html     |   97 +
 .../lcov-report/packages/panel/index.js.html  |   81 +
 .../lcov-report/packages/panel/src/index.html |   93 +
 .../packages/panel/src/panel.vue.html         |  149 ++
 .../lcov-report/packages/picker/index.html    |   97 +
 .../lcov-report/packages/picker/index.js.html |   81 +
 .../packages/picker/src/draggable.js.html     |  225 ++
 .../packages/picker/src/index.html            |  123 +
 .../picker/src/picker-column.vue.html         |  792 +++++++
 .../packages/picker/src/picker.vue.html       |  516 ++++
 .../lcov-report/packages/popup/index.html     |   97 +
 .../lcov-report/packages/popup/index.js.html  |   81 +
 .../lcov-report/packages/popup/src/index.html |   97 +
 .../packages/popup/src/popup.vue.html         |  282 +++
 .../packages/radio-group/index.html           |   97 +
 .../packages/radio-group/index.js.html        |   81 +
 .../lcov-report/packages/radio/index.html     |   97 +
 .../lcov-report/packages/radio/index.js.html  |   81 +
 .../lcov-report/packages/radio/src/index.html |  110 +
 .../packages/radio/src/radio-group.vue.html   |  131 ++
 .../packages/radio/src/radio.vue.html         |  267 +++
 .../lcov-report/packages/search/index.html    |   97 +
 .../lcov-report/packages/search/index.js.html |   81 +
 .../packages/search/src/index.html            |   93 +
 .../packages/search/src/search.vue.html       |  230 ++
 .../lcov-report/packages/steps/index.html     |   97 +
 .../lcov-report/packages/steps/index.js.html  |   81 +
 .../lcov-report/packages/steps/src/index.html |   93 +
 .../packages/steps/src/steps.vue.html         |  119 +
 .../lcov-report/packages/switch/index.html    |   97 +
 .../lcov-report/packages/switch/index.js.html |   81 +
 .../packages/switch/src/index.html            |   93 +
 .../packages/switch/src/switch.vue.html       |  251 ++
 .../lcov-report/packages/tag/index.html       |   97 +
 .../lcov-report/packages/tag/index.js.html    |   81 +
 .../lcov-report/packages/tag/src/index.html   |   93 +
 .../packages/tag/src/main.vue.html            |  113 +
 .../lcov-report/packages/waterfall/index.html |   97 +
 .../packages/waterfall/index.js.html          |   81 +
 .../packages/waterfall/src/directive.js.html  |  354 +++
 .../packages/waterfall/src/index.html         |  123 +
 .../packages/waterfall/src/main.js.html       |  110 +
 .../packages/waterfall/src/utils.js.html      |  293 +++
 test/unit/coverage/lcov-report/prettify.css   |    1 +
 test/unit/coverage/lcov-report/prettify.js    |    1 +
 .../lcov-report/sort-arrow-sprite.png         |  Bin 0 -> 209 bytes
 test/unit/coverage/lcov-report/sorter.js      |  158 ++
 test/unit/coverage/lcov-report/src/index.html |   97 +
 .../coverage/lcov-report/src/index.js.html    |  309 +++
 .../lcov-report/src/mixins/findParent.js.html |  134 ++
 .../lcov-report/src/mixins/index.html         |   93 +
 .../lcov-report/src/mixins/popup/index.html   |  106 +
 .../src/mixins/popup/index.js.html            |  539 +++++
 .../src/mixins/popup/popup-manager.js.html    |  464 ++++
 .../lcov-report/src/utils/dom.js.html         |  239 ++
 .../coverage/lcov-report/src/utils/index.html |  123 +
 .../lcov-report/src/utils/merge.js.html       |  113 +
 .../lcov-report/src/utils/transition.js.html  |  372 +++
 test/unit/coverage/lcov.info                  | 2065 +++++++++++++++++
 test/unit/get-webpack-conf.js                 |  130 ++
 test/unit/index.js                            |   11 +
 test/unit/karma.conf.js                       |   25 +
 112 files changed, 18189 insertions(+), 1 deletion(-)
 create mode 100644 test/unit/coverage/lcov-report/base.css
 create mode 100644 test/unit/coverage/lcov-report/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/badge-group/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/badge-group/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/badge/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/badge/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/badge/src/badge-group.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/badge/src/badge.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/badge/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/button/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/button/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/button/src/button.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/button/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/card/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/card/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/card/src/card.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/card/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/cell-group/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/cell-group/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/cell/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/cell/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/cell/src/cell-group.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/cell/src/cell.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/cell/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/checkbox-group/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/checkbox-group/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/checkbox/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/checkbox/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/checkbox/src/checkbox-group.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/checkbox/src/checkbox.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/checkbox/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/dialog/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/dialog/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/dialog/src/dialog.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/dialog/src/dialog.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/dialog/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/field/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/field/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/field/src/field.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/field/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/icon/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/icon/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/icon/src/icon.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/icon/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/loading/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/loading/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/loading/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/loading/src/loading.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/panel/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/panel/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/panel/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/panel/src/panel.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/picker/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/picker/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/picker/src/draggable.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/picker/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/picker/src/picker-column.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/picker/src/picker.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/popup/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/popup/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/popup/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/popup/src/popup.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/radio-group/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/radio-group/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/radio/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/radio/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/radio/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/radio/src/radio-group.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/radio/src/radio.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/search/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/search/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/search/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/search/src/search.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/steps/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/steps/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/steps/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/steps/src/steps.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/switch/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/switch/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/switch/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/switch/src/switch.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/tag/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/tag/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/tag/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/tag/src/main.vue.html
 create mode 100644 test/unit/coverage/lcov-report/packages/waterfall/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/waterfall/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/waterfall/src/directive.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/waterfall/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/packages/waterfall/src/main.js.html
 create mode 100644 test/unit/coverage/lcov-report/packages/waterfall/src/utils.js.html
 create mode 100644 test/unit/coverage/lcov-report/prettify.css
 create mode 100644 test/unit/coverage/lcov-report/prettify.js
 create mode 100644 test/unit/coverage/lcov-report/sort-arrow-sprite.png
 create mode 100644 test/unit/coverage/lcov-report/sorter.js
 create mode 100644 test/unit/coverage/lcov-report/src/index.html
 create mode 100644 test/unit/coverage/lcov-report/src/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/src/mixins/findParent.js.html
 create mode 100644 test/unit/coverage/lcov-report/src/mixins/index.html
 create mode 100644 test/unit/coverage/lcov-report/src/mixins/popup/index.html
 create mode 100644 test/unit/coverage/lcov-report/src/mixins/popup/index.js.html
 create mode 100644 test/unit/coverage/lcov-report/src/mixins/popup/popup-manager.js.html
 create mode 100644 test/unit/coverage/lcov-report/src/utils/dom.js.html
 create mode 100644 test/unit/coverage/lcov-report/src/utils/index.html
 create mode 100644 test/unit/coverage/lcov-report/src/utils/merge.js.html
 create mode 100644 test/unit/coverage/lcov-report/src/utils/transition.js.html
 create mode 100644 test/unit/coverage/lcov.info
 create mode 100644 test/unit/get-webpack-conf.js
 create mode 100644 test/unit/index.js
 create mode 100644 test/unit/karma.conf.js

diff --git a/Makefile b/Makefile
index ab0038d6a..1a6b62bb1 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,4 @@
+.PHONY: test
 usage = "\
 Usage:                       make <option> \n\n\
 init componentname           初始化一个新组件，请忽视makefile的报错  \n\n\
@@ -12,3 +13,6 @@ init:
 
 dev:
 	npm run dev
+
+test:
+	npm run test
diff --git a/package.json b/package.json
index 16273447c..e25ecf0db 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,9 @@
     "dist": "npm run clean && npm run build:file && npm run lint && npm run build:zanui && npm run build:utils && npm run build:zanui-css",
     "builddocs": "webpack --progress --hide-modules --config  build/webpack.config.js && set NODE_ENV=production webpack --progress --hide-modules --config  build/webpack.config.js",
     "clean": "rimraf lib && rimraf packages/*/lib",
-    "lint": "eslint src/**/*.js packages/**/*.{js,vue} --quiet"
+    "lint": "eslint src/**/*.js packages/**/*.{js,vue} --quiet",
+    "test": "karma start test/unit/karma.conf.js; npm run coverage",
+    "coverage": "find test/unit/coverage/lcov-report -name 'index.html' | sed -n 1,1p  | xargs -I {} open {}  "
   },
   "repository": {
     "type": "git",
@@ -39,6 +41,7 @@
     "vue": "^2.1.8"
   },
   "devDependencies": {
+    "2webpack2": "^1.2.1",
     "autoprefixer": "^6.7.5",
     "babel-cli": "^6.14.0",
     "babel-core": "^6.17.0",
@@ -78,6 +81,8 @@
     "isparta-loader": "^2.0.0",
     "json-loader": "^0.5.4",
     "json-templater": "^1.0.4",
+    "karma-chrome-launcher": "^2.0.0",
+    "karma-coverage": "^1.1.1",
     "lerna": "2.0.0-beta.31",
     "lolex": "^1.5.1",
     "markdown-it": "^6.1.1",
@@ -100,6 +105,7 @@
     "postcss-utils": "^1.0.1",
     "precss": "^1.4.0",
     "prismjs": "^1.5.1",
+    "progress-bar-webpack-plugin": "^1.9.3",
     "rimraf": "^2.5.4",
     "run-sequence": "^1.2.2",
     "saladcss-bem": "^0.0.1",
diff --git a/test/unit/coverage/lcov-report/base.css b/test/unit/coverage/lcov-report/base.css
new file mode 100644
index 000000000..29737bcb0
--- /dev/null
+++ b/test/unit/coverage/lcov-report/base.css
@@ -0,0 +1,213 @@
+body, html {
+  margin:0; padding: 0;
+  height: 100%;
+}
+body {
+    font-family: Helvetica Neue, Helvetica, Arial;
+    font-size: 14px;
+    color:#333;
+}
+.small { font-size: 12px; }
+*, *:after, *:before {
+  -webkit-box-sizing:border-box;
+     -moz-box-sizing:border-box;
+          box-sizing:border-box;
+  }
+h1 { font-size: 20px; margin: 0;}
+h2 { font-size: 14px; }
+pre {
+    font: 12px/1.4 Consolas, "Liberation Mono", Menlo, Courier, monospace;
+    margin: 0;
+    padding: 0;
+    -moz-tab-size: 2;
+    -o-tab-size:  2;
+    tab-size: 2;
+}
+a { color:#0074D9; text-decoration:none; }
+a:hover { text-decoration:underline; }
+.strong { font-weight: bold; }
+.space-top1 { padding: 10px 0 0 0; }
+.pad2y { padding: 20px 0; }
+.pad1y { padding: 10px 0; }
+.pad2x { padding: 0 20px; }
+.pad2 { padding: 20px; }
+.pad1 { padding: 10px; }
+.space-left2 { padding-left:55px; }
+.space-right2 { padding-right:20px; }
+.center { text-align:center; }
+.clearfix { display:block; }
+.clearfix:after {
+  content:'';
+  display:block;
+  height:0;
+  clear:both;
+  visibility:hidden;
+  }
+.fl { float: left; }
+@media only screen and (max-width:640px) {
+  .col3 { width:100%; max-width:100%; }
+  .hide-mobile { display:none!important; }
+}
+
+.quiet {
+  color: #7f7f7f;
+  color: rgba(0,0,0,0.5);
+}
+.quiet a { opacity: 0.7; }
+
+.fraction {
+  font-family: Consolas, 'Liberation Mono', Menlo, Courier, monospace;
+  font-size: 10px;
+  color: #555;
+  background: #E8E8E8;
+  padding: 4px 5px;
+  border-radius: 3px;
+  vertical-align: middle;
+}
+
+div.path a:link, div.path a:visited { color: #333; }
+table.coverage {
+  border-collapse: collapse;
+  margin: 10px 0 0 0;
+  padding: 0;
+}
+
+table.coverage td {
+  margin: 0;
+  padding: 0;
+  vertical-align: top;
+}
+table.coverage td.line-count {
+    text-align: right;
+    padding: 0 5px 0 20px;
+}
+table.coverage td.line-coverage {
+    text-align: right;
+    padding-right: 10px;
+    min-width:20px;
+}
+
+table.coverage td span.cline-any {
+    display: inline-block;
+    padding: 0 5px;
+    width: 100%;
+}
+.missing-if-branch {
+    display: inline-block;
+    margin-right: 5px;
+    border-radius: 3px;
+    position: relative;
+    padding: 0 4px;
+    background: #333;
+    color: yellow;
+}
+
+.skip-if-branch {
+    display: none;
+    margin-right: 10px;
+    position: relative;
+    padding: 0 4px;
+    background: #ccc;
+    color: white;
+}
+.missing-if-branch .typ, .skip-if-branch .typ {
+    color: inherit !important;
+}
+.coverage-summary {
+  border-collapse: collapse;
+  width: 100%;
+}
+.coverage-summary tr { border-bottom: 1px solid #bbb; }
+.keyline-all { border: 1px solid #ddd; }
+.coverage-summary td, .coverage-summary th { padding: 10px; }
+.coverage-summary tbody { border: 1px solid #bbb; }
+.coverage-summary td { border-right: 1px solid #bbb; }
+.coverage-summary td:last-child { border-right: none; }
+.coverage-summary th {
+  text-align: left;
+  font-weight: normal;
+  white-space: nowrap;
+}
+.coverage-summary th.file { border-right: none !important; }
+.coverage-summary th.pct { }
+.coverage-summary th.pic,
+.coverage-summary th.abs,
+.coverage-summary td.pct,
+.coverage-summary td.abs { text-align: right; }
+.coverage-summary td.file { white-space: nowrap;  }
+.coverage-summary td.pic { min-width: 120px !important;  }
+.coverage-summary tfoot td { }
+
+.coverage-summary .sorter {
+    height: 10px;
+    width: 7px;
+    display: inline-block;
+    margin-left: 0.5em;
+    background: url(sort-arrow-sprite.png) no-repeat scroll 0 0 transparent;
+}
+.coverage-summary .sorted .sorter {
+    background-position: 0 -20px;
+}
+.coverage-summary .sorted-desc .sorter {
+    background-position: 0 -10px;
+}
+.status-line {  height: 10px; }
+/* dark red */
+.red.solid, .status-line.low, .low .cover-fill { background:#C21F39 }
+.low .chart { border:1px solid #C21F39 }
+/* medium red */
+.cstat-no, .fstat-no, .cbranch-no, .cbranch-no { background:#F6C6CE }
+/* light red */
+.low, .cline-no { background:#FCE1E5 }
+/* light green */
+.high, .cline-yes { background:rgb(230,245,208) }
+/* medium green */
+.cstat-yes { background:rgb(161,215,106) }
+/* dark green */
+.status-line.high, .high .cover-fill { background:rgb(77,146,33) }
+.high .chart { border:1px solid rgb(77,146,33) }
+/* dark yellow (gold) */
+.medium .chart { border:1px solid #f9cd0b; }
+.status-line.medium, .medium .cover-fill { background: #f9cd0b; }
+/* light yellow */
+.medium { background: #fff4c2; }
+/* light gray */
+span.cline-neutral { background: #eaeaea; }
+
+.cbranch-no { background:  yellow !important; color: #111; }
+
+.cstat-skip { background: #ddd; color: #111; }
+.fstat-skip { background: #ddd; color: #111 !important; }
+.cbranch-skip { background: #ddd !important; color: #111; }
+
+
+.cover-fill, .cover-empty {
+  display:inline-block;
+  height: 12px;
+}
+.chart {
+  line-height: 0;
+}
+.cover-empty {
+    background: white;
+}
+.cover-full {
+    border-right: none !important;
+}
+pre.prettyprint {
+    border: none !important;
+    padding: 0 !important;
+    margin: 0 !important;
+}
+.com { color: #999 !important; }
+.ignore-none { color: #999; font-weight: normal; }
+
+.wrapper {
+  min-height: 100%;
+  height: auto !important;
+  height: 100%;
+  margin: 0 auto -48px;
+}
+.footer, .push {
+  height: 48px;
+}
diff --git a/test/unit/coverage/lcov-report/index.html b/test/unit/coverage/lcov-report/index.html
new file mode 100644
index 000000000..3e83f8321
--- /dev/null
+++ b/test/unit/coverage/lcov-report/index.html
@@ -0,0 +1,656 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for All files</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="prettify.css" />
+    <link rel="stylesheet" href="base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      /
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">41.13% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>380/924</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">29.89% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>156/522</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">22.22% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>38/171</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">26.54% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>185/697</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">33 branches</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="packages/badge-group/"><a href="packages/badge-group/index.html">packages/badge-group/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/badge/"><a href="packages/badge/index.html">packages/badge/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file medium" data-value="packages/badge/src/"><a href="packages/badge/src/index.html">packages/badge/src/</a></td>
+	<td data-value="57.14" class="pic medium"><div class="chart"><div class="cover-fill" style="width: 57%;"></div><div class="cover-empty" style="width:43%;"></div></div></td>
+	<td data-value="57.14" class="pct medium">57.14%</td>
+	<td data-value="7" class="abs medium">4/7</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="3" class="abs low">0/3</td>
+	<td data-value="40" class="pct low">40%</td>
+	<td data-value="5" class="abs low">2/5</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/button/"><a href="packages/button/index.html">packages/button/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="packages/button/src/"><a href="packages/button/src/index.html">packages/button/src/</a></td>
+	<td data-value="40" class="pic low"><div class="chart"><div class="cover-fill" style="width: 40%;"></div><div class="cover-empty" style="width:60%;"></div></div></td>
+	<td data-value="40" class="pct low">40%</td>
+	<td data-value="10" class="abs low">4/10</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="2" class="abs low">0/2</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="4" class="abs low">0/4</td>
+	<td data-value="33.33" class="pct low">33.33%</td>
+	<td data-value="9" class="abs low">3/9</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/card/"><a href="packages/card/index.html">packages/card/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/card/src/"><a href="packages/card/src/index.html">packages/card/src/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/cell-group/"><a href="packages/cell-group/index.html">packages/cell-group/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/cell/"><a href="packages/cell/index.html">packages/cell/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/cell/src/"><a href="packages/cell/src/index.html">packages/cell/src/</a></td>
+	<td data-value="80" class="pic high"><div class="chart"><div class="cover-fill" style="width: 80%;"></div><div class="cover-empty" style="width:20%;"></div></div></td>
+	<td data-value="80" class="pct high">80%</td>
+	<td data-value="5" class="abs high">4/5</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="1" class="abs low">0/1</td>
+	<td data-value="66.67" class="pct medium">66.67%</td>
+	<td data-value="3" class="abs medium">2/3</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/checkbox-group/"><a href="packages/checkbox-group/index.html">packages/checkbox-group/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/checkbox/"><a href="packages/checkbox/index.html">packages/checkbox/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="packages/checkbox/src/"><a href="packages/checkbox/src/index.html">packages/checkbox/src/</a></td>
+	<td data-value="29.63" class="pic low"><div class="chart"><div class="cover-fill" style="width: 29%;"></div><div class="cover-empty" style="width:71%;"></div></div></td>
+	<td data-value="29.63" class="pct low">29.63%</td>
+	<td data-value="27" class="abs low">8/27</td>
+	<td data-value="14.29" class="pct low">14.29%</td>
+	<td data-value="28" class="abs low">4/28</td>
+	<td data-value="14.29" class="pct low">14.29%</td>
+	<td data-value="7" class="abs low">1/7</td>
+	<td data-value="13.64" class="pct low">13.64%</td>
+	<td data-value="22" class="abs low">3/22</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/dialog/"><a href="packages/dialog/index.html">packages/dialog/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="packages/dialog/src/"><a href="packages/dialog/src/index.html">packages/dialog/src/</a></td>
+	<td data-value="39.24" class="pic low"><div class="chart"><div class="cover-fill" style="width: 39%;"></div><div class="cover-empty" style="width:61%;"></div></div></td>
+	<td data-value="39.24" class="pct low">39.24%</td>
+	<td data-value="79" class="abs low">31/79</td>
+	<td data-value="20" class="pct low">20%</td>
+	<td data-value="40" class="abs low">8/40</td>
+	<td data-value="13.33" class="pct low">13.33%</td>
+	<td data-value="15" class="abs low">2/15</td>
+	<td data-value="27.69" class="pct low">27.69%</td>
+	<td data-value="65" class="abs low">18/65</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/field/"><a href="packages/field/index.html">packages/field/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file medium" data-value="packages/field/src/"><a href="packages/field/src/index.html">packages/field/src/</a></td>
+	<td data-value="54.55" class="pic medium"><div class="chart"><div class="cover-fill" style="width: 54%;"></div><div class="cover-empty" style="width:46%;"></div></div></td>
+	<td data-value="54.55" class="pct medium">54.55%</td>
+	<td data-value="11" class="abs medium">6/11</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="20" class="pct low">20%</td>
+	<td data-value="5" class="abs low">1/5</td>
+	<td data-value="28.57" class="pct low">28.57%</td>
+	<td data-value="7" class="abs low">2/7</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/icon/"><a href="packages/icon/index.html">packages/icon/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/icon/src/"><a href="packages/icon/src/index.html">packages/icon/src/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/loading/"><a href="packages/loading/index.html">packages/loading/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/loading/src/"><a href="packages/loading/src/index.html">packages/loading/src/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/panel/"><a href="packages/panel/index.html">packages/panel/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/panel/src/"><a href="packages/panel/src/index.html">packages/panel/src/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/picker/"><a href="packages/picker/index.html">packages/picker/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="packages/picker/src/"><a href="packages/picker/src/index.html">packages/picker/src/</a></td>
+	<td data-value="16.67" class="pic low"><div class="chart"><div class="cover-fill" style="width: 16%;"></div><div class="cover-empty" style="width:84%;"></div></div></td>
+	<td data-value="16.67" class="pct low">16.67%</td>
+	<td data-value="144" class="abs low">24/144</td>
+	<td data-value="20" class="pct low">20%</td>
+	<td data-value="70" class="abs low">14/70</td>
+	<td data-value="7.5" class="pct low">7.5%</td>
+	<td data-value="40" class="abs low">3/40</td>
+	<td data-value="7.94" class="pct low">7.94%</td>
+	<td data-value="126" class="abs low">10/126</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/popup/"><a href="packages/popup/index.html">packages/popup/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="packages/popup/src/"><a href="packages/popup/src/index.html">packages/popup/src/</a></td>
+	<td data-value="42.86" class="pic low"><div class="chart"><div class="cover-fill" style="width: 42%;"></div><div class="cover-empty" style="width:58%;"></div></div></td>
+	<td data-value="42.86" class="pct low">42.86%</td>
+	<td data-value="14" class="abs low">6/14</td>
+	<td data-value="50" class="pct medium">50%</td>
+	<td data-value="8" class="abs medium">4/8</td>
+	<td data-value="16.67" class="pct low">16.67%</td>
+	<td data-value="6" class="abs low">1/6</td>
+	<td data-value="20" class="pct low">20%</td>
+	<td data-value="10" class="abs low">2/10</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/radio-group/"><a href="packages/radio-group/index.html">packages/radio-group/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/radio/"><a href="packages/radio/index.html">packages/radio/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file medium" data-value="packages/radio/src/"><a href="packages/radio/src/index.html">packages/radio/src/</a></td>
+	<td data-value="53.33" class="pic medium"><div class="chart"><div class="cover-fill" style="width: 53%;"></div><div class="cover-empty" style="width:47%;"></div></div></td>
+	<td data-value="53.33" class="pct medium">53.33%</td>
+	<td data-value="15" class="abs medium">8/15</td>
+	<td data-value="22.22" class="pct low">22.22%</td>
+	<td data-value="18" class="abs low">4/18</td>
+	<td data-value="16.67" class="pct low">16.67%</td>
+	<td data-value="6" class="abs low">1/6</td>
+	<td data-value="30" class="pct low">30%</td>
+	<td data-value="10" class="abs low">3/10</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/search/"><a href="packages/search/index.html">packages/search/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="packages/search/src/"><a href="packages/search/src/index.html">packages/search/src/</a></td>
+	<td data-value="16.67" class="pic low"><div class="chart"><div class="cover-fill" style="width: 16%;"></div><div class="cover-empty" style="width:84%;"></div></div></td>
+	<td data-value="16.67" class="pct low">16.67%</td>
+	<td data-value="12" class="abs low">2/12</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="2" class="abs low">0/2</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="6" class="abs low">0/6</td>
+	<td data-value="10" class="pct low">10%</td>
+	<td data-value="10" class="abs low">1/10</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/steps/"><a href="packages/steps/index.html">packages/steps/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file medium" data-value="packages/steps/src/"><a href="packages/steps/src/index.html">packages/steps/src/</a></td>
+	<td data-value="66.67" class="pic medium"><div class="chart"><div class="cover-fill" style="width: 66%;"></div><div class="cover-empty" style="width:34%;"></div></div></td>
+	<td data-value="66.67" class="pct medium">66.67%</td>
+	<td data-value="3" class="abs medium">2/3</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="1" class="abs low">0/1</td>
+	<td data-value="50" class="pct medium">50%</td>
+	<td data-value="2" class="abs medium">1/2</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/switch/"><a href="packages/switch/index.html">packages/switch/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="packages/switch/src/"><a href="packages/switch/src/index.html">packages/switch/src/</a></td>
+	<td data-value="18.18" class="pic low"><div class="chart"><div class="cover-fill" style="width: 18%;"></div><div class="cover-empty" style="width:82%;"></div></div></td>
+	<td data-value="18.18" class="pct low">18.18%</td>
+	<td data-value="11" class="abs low">2/11</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="10" class="abs low">0/10</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="3" class="abs low">0/3</td>
+	<td data-value="14.29" class="pct low">14.29%</td>
+	<td data-value="7" class="abs low">1/7</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/tag/"><a href="packages/tag/index.html">packages/tag/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/tag/src/"><a href="packages/tag/src/index.html">packages/tag/src/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="packages/waterfall/"><a href="packages/waterfall/index.html">packages/waterfall/</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="packages/waterfall/src/"><a href="packages/waterfall/src/index.html">packages/waterfall/src/</a></td>
+	<td data-value="25.47" class="pic low"><div class="chart"><div class="cover-fill" style="width: 25%;"></div><div class="cover-empty" style="width:75%;"></div></div></td>
+	<td data-value="25.47" class="pct low">25.47%</td>
+	<td data-value="106" class="abs low">27/106</td>
+	<td data-value="16.67" class="pct low">16.67%</td>
+	<td data-value="54" class="abs low">9/54</td>
+	<td data-value="21.05" class="pct low">21.05%</td>
+	<td data-value="19" class="abs low">4/19</td>
+	<td data-value="18.09" class="pct low">18.09%</td>
+	<td data-value="94" class="abs low">17/94</td>
+	</tr>
+
+<tr>
+	<td class="file medium" data-value="src/"><a href="src/index.html">src/</a></td>
+	<td data-value="68.06" class="pic medium"><div class="chart"><div class="cover-fill" style="width: 68%;"></div><div class="cover-empty" style="width:32%;"></div></div></td>
+	<td data-value="68.06" class="pct medium">68.06%</td>
+	<td data-value="72" class="abs medium">49/72</td>
+	<td data-value="70" class="pct medium">70%</td>
+	<td data-value="10" class="abs medium">7/10</td>
+	<td data-value="50" class="pct medium">50%</td>
+	<td data-value="2" class="abs medium">1/2</td>
+	<td data-value="54.17" class="pct medium">54.17%</td>
+	<td data-value="48" class="abs medium">26/48</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="src/mixins/"><a href="src/mixins/index.html">src/mixins/</a></td>
+	<td data-value="18.18" class="pic low"><div class="chart"><div class="cover-fill" style="width: 18%;"></div><div class="cover-empty" style="width:82%;"></div></div></td>
+	<td data-value="18.18" class="pct low">18.18%</td>
+	<td data-value="11" class="abs low">2/11</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="4" class="abs low">0/4</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="1" class="abs low">0/1</td>
+	<td data-value="11.11" class="pct low">11.11%</td>
+	<td data-value="9" class="abs low">1/9</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="src/mixins/popup/"><a href="src/mixins/popup/index.html">src/mixins/popup/</a></td>
+	<td data-value="14.18" class="pic low"><div class="chart"><div class="cover-fill" style="width: 14%;"></div><div class="cover-empty" style="width:86%;"></div></div></td>
+	<td data-value="14.18" class="pct low">14.18%</td>
+	<td data-value="134" class="abs low">19/134</td>
+	<td data-value="4.88" class="pct low">4.88%</td>
+	<td data-value="82" class="abs low">4/82</td>
+	<td data-value="4.76" class="pct low">4.76%</td>
+	<td data-value="21" class="abs low">1/21</td>
+	<td data-value="10" class="pct low">10%</td>
+	<td data-value="120" class="abs low">12/120</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="src/utils/"><a href="src/utils/index.html">src/utils/</a></td>
+	<td data-value="33.06" class="pic low"><div class="chart"><div class="cover-fill" style="width: 33%;"></div><div class="cover-empty" style="width:67%;"></div></div></td>
+	<td data-value="33.06" class="pct low">33.06%</td>
+	<td data-value="121" class="abs low">40/121</td>
+	<td data-value="9.8" class="pct low">9.8%</td>
+	<td data-value="102" class="abs low">10/102</td>
+	<td data-value="11.11" class="pct low">11.11%</td>
+	<td data-value="9" class="abs low">1/9</td>
+	<td data-value="31.68" class="pct low">31.68%</td>
+	<td data-value="101" class="abs low">32/101</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/badge-group/index.html b/test/unit/coverage/lcov-report/packages/badge-group/index.html
new file mode 100644
index 000000000..10a80d434
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/badge-group/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/badge-group/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/badge-group/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/badge-group/index.js.html b/test/unit/coverage/lcov-report/packages/badge-group/index.js.html
new file mode 100644
index 000000000..d0455d7e7
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/badge-group/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/badge-group/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/badge-group/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import BadgeGroup from '../badge/src/badge-group';
+&nbsp;
+export default BadgeGroup;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/badge/index.html b/test/unit/coverage/lcov-report/packages/badge/index.html
new file mode 100644
index 000000000..eebfac6b6
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/badge/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/badge/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/badge/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/badge/index.js.html b/test/unit/coverage/lcov-report/packages/badge/index.js.html
new file mode 100644
index 000000000..2ac8df9b2
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/badge/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/badge/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/badge/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Badge from './src/badge';
+&nbsp;
+export default Badge;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/badge/src/badge-group.vue.html b/test/unit/coverage/lcov-report/packages/badge/src/badge-group.vue.html
new file mode 100644
index 000000000..e4452986f
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/badge/src/badge-group.vue.html
@@ -0,0 +1,140 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/badge/src/badge-group.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/badge/src/</a> badge-group.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">66.67% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/3</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">50% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/2</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line medium'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+&nbsp;
+export default <span class="fstat-no" title="function not covered" >{</span>
+  name: 'zan-badge-group',
+&nbsp;
+  props: {
+    // 当前激活 tab 面板的 key
+    activeKey: {
+      type: [Number, String],
+      default: 0
+    }
+  },
+&nbsp;
+  data() {
+<span class="cstat-no" title="statement not covered" >    r</span>eturn {
+      computedActiveKey: this.activeKey
+    };
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/badge/src/badge.vue.html b/test/unit/coverage/lcov-report/packages/badge/src/badge.vue.html
new file mode 100644
index 000000000..abd2bd7b5
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/badge/src/badge.vue.html
@@ -0,0 +1,185 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/badge/src/badge.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/badge/src/</a> badge.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">50% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">33.33% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/3</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line medium'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+//
+&nbsp;
+export default {
+  name: 'zan-badge',
+  props: {
+    mark: {
+      type: [Number, String],
+      required: true
+    },
+    title: {
+      type: String,
+      required: true
+    },
+    url: {
+      type: String
+    },
+    info: {
+      type: String
+    }
+  },
+  methods: <span class="fstat-no" title="function not covered" >{</span>
+    handleClick() {
+<span class="cstat-no" title="statement not covered" >      t</span>his.$parent.computedActiveKey = this.mark;
+    }
+  },
+  computed: <span class="fstat-no" title="function not covered" >{</span>
+    classNames() {
+<span class="cstat-no" title="statement not covered" >      r</span>eturn {
+        'is-select': this.mark === this.$parent.computedActiveKey
+      };
+    }
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/badge/src/index.html b/test/unit/coverage/lcov-report/packages/badge/src/index.html
new file mode 100644
index 000000000..b431285ed
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/badge/src/index.html
@@ -0,0 +1,106 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/badge/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/badge/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">57.14% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>4/7</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/3</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">40% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/5</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line medium'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file medium" data-value="badge-group.vue"><a href="badge-group.vue.html">badge-group.vue</a></td>
+	<td data-value="66.67" class="pic medium"><div class="chart"><div class="cover-fill" style="width: 66%;"></div><div class="cover-empty" style="width:34%;"></div></div></td>
+	<td data-value="66.67" class="pct medium">66.67%</td>
+	<td data-value="3" class="abs medium">2/3</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="1" class="abs low">0/1</td>
+	<td data-value="50" class="pct medium">50%</td>
+	<td data-value="2" class="abs medium">1/2</td>
+	</tr>
+
+<tr>
+	<td class="file medium" data-value="badge.vue"><a href="badge.vue.html">badge.vue</a></td>
+	<td data-value="50" class="pic medium"><div class="chart"><div class="cover-fill" style="width: 50%;"></div><div class="cover-empty" style="width:50%;"></div></div></td>
+	<td data-value="50" class="pct medium">50%</td>
+	<td data-value="4" class="abs medium">2/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="2" class="abs low">0/2</td>
+	<td data-value="33.33" class="pct low">33.33%</td>
+	<td data-value="3" class="abs low">1/3</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/button/index.html b/test/unit/coverage/lcov-report/packages/button/index.html
new file mode 100644
index 000000000..e03d01426
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/button/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/button/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/button/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/button/index.js.html b/test/unit/coverage/lcov-report/packages/button/index.js.html
new file mode 100644
index 000000000..a891cd3c8
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/button/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/button/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/button/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Button from './src/button';
+&nbsp;
+export default Button;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/button/src/button.js.html b/test/unit/coverage/lcov-report/packages/button/src/button.js.html
new file mode 100644
index 000000000..676da2ce9
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/button/src/button.js.html
@@ -0,0 +1,302 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/button/src/button.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/button/src/</a> button.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">40% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>4/10</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">33.33% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>3/9</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41
+42
+43
+44
+45
+46
+47
+48
+49
+50
+51
+52
+53
+54
+55
+56
+57
+58
+59
+60
+61
+62
+63
+64
+65
+66
+67
+68
+69
+70
+71
+72
+73
+74
+75
+76
+77
+78
+79
+80</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">/**
+ * @module components/button
+ * @desc 按钮
+ * @param {string} [type=default] - 显示类型，接受 default, primary, danger
+ * @param {boolean} [disabled=false] - 禁用
+ * @param {string} [size=normal] - 尺寸，接受 normal, mini, small, large
+ * @param {string} [native-type] - 原生 type 属性
+ * @param {slot} - 显示文本
+ *
+ * @example
+ * &lt;zan-button size="large" type="primary"&gt;按钮&lt;/zan-button&gt;
+ */
+&nbsp;
+const allowedSize = ['mini', 'small', 'normal', 'large'];
+const allowedType = ['default', 'danger', 'primary'];
+&nbsp;
+export default <span class="fstat-no" title="function not covered" >{</span>
+  name: 'zan-button',
+&nbsp;
+  props: {
+    disabled: Boolean,
+    loading: Boolean,
+    block: Boolean,
+    tag: {
+      type: String,
+      default: 'button'
+    },
+    nativeType: String,
+    type: <span class="fstat-no" title="function not covered" >{</span>
+      type: String,
+      default: 'default',
+      validator(value) {
+<span class="cstat-no" title="statement not covered" >        r</span>eturn allowedType.indexOf(value) &gt; -1;
+      }
+    },
+    size: <span class="fstat-no" title="function not covered" >{</span>
+      type: String,
+      default: 'normal',
+      validator(value) {
+<span class="cstat-no" title="statement not covered" >        r</span>eturn allowedSize.indexOf(value) &gt; -1;
+      }
+    }
+  },
+&nbsp;
+  methods: <span class="fstat-no" title="function not covered" >{</span>
+    handleClick() {
+<span class="cstat-no" title="statement not covered" >      t</span>his.$emit('click');
+    }
+  },
+&nbsp;
+  render(h) <span class="cstat-no" title="statement not covered" >{</span>
+    let { type, nativeType, size, disabled, loading, block } = this;
+<span class="cstat-no" title="statement not covered" >    l</span>et Tag = this.tag;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    r</span>eturn (
+      &lt;Tag
+        type={nativeType}
+        disabled={disabled}
+        class={[
+          'zan-button',
+          'zan-button--' + type,
+          'zan-button--' + size,
+          {
+            'is-disabled': disabled,
+            'is-loading': loading,
+            'is-block': block
+          }
+        ]}
+        onClick={this.handleClick}
+      &gt;
+        {
+          loading ? &lt;i class="zan-icon-loading"&gt;&lt;/i&gt; : null
+        }
+        &lt;span class="zan-button-text"&gt;{this.$slots.default}&lt;/span&gt;
+      &lt;/Tag&gt;
+    );
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/button/src/index.html b/test/unit/coverage/lcov-report/packages/button/src/index.html
new file mode 100644
index 000000000..9bff78423
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/button/src/index.html
@@ -0,0 +1,93 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/button/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/button/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">40% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>4/10</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">33.33% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>3/9</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file low" data-value="button.js"><a href="button.js.html">button.js</a></td>
+	<td data-value="40" class="pic low"><div class="chart"><div class="cover-fill" style="width: 40%;"></div><div class="cover-empty" style="width:60%;"></div></div></td>
+	<td data-value="40" class="pct low">40%</td>
+	<td data-value="10" class="abs low">4/10</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="2" class="abs low">0/2</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="4" class="abs low">0/4</td>
+	<td data-value="33.33" class="pct low">33.33%</td>
+	<td data-value="9" class="abs low">3/9</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/card/index.html b/test/unit/coverage/lcov-report/packages/card/index.html
new file mode 100644
index 000000000..a60358497
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/card/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/card/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/card/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/card/index.js.html b/test/unit/coverage/lcov-report/packages/card/index.js.html
new file mode 100644
index 000000000..7d02bab64
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/card/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/card/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/card/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Card from './src/card';
+&nbsp;
+export default Card;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/card/src/card.vue.html b/test/unit/coverage/lcov-report/packages/card/src/card.vue.html
new file mode 100644
index 000000000..09eb2fbdf
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/card/src/card.vue.html
@@ -0,0 +1,158 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/card/src/card.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/card/src/</a> card.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/1</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+&nbsp;
+export default {
+  name: 'zan-card',
+  props: {
+    thumb: {
+      type: String,
+      required: true
+    },
+    title: String,
+    desc: String
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/card/src/index.html b/test/unit/coverage/lcov-report/packages/card/src/index.html
new file mode 100644
index 000000000..deedafc4b
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/card/src/index.html
@@ -0,0 +1,93 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/card/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/card/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/1</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="card.vue"><a href="card.vue.html">card.vue</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/cell-group/index.html b/test/unit/coverage/lcov-report/packages/cell-group/index.html
new file mode 100644
index 000000000..91a17243e
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/cell-group/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/cell-group/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/cell-group/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/cell-group/index.js.html b/test/unit/coverage/lcov-report/packages/cell-group/index.js.html
new file mode 100644
index 000000000..26ffb57e6
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/cell-group/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/cell-group/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/cell-group/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import CellGroup from '../cell/src/cell-group';
+&nbsp;
+export default CellGroup;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/cell/index.html b/test/unit/coverage/lcov-report/packages/cell/index.html
new file mode 100644
index 000000000..eb1dafbcc
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/cell/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/cell/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/cell/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/cell/index.js.html b/test/unit/coverage/lcov-report/packages/cell/index.js.html
new file mode 100644
index 000000000..141a3d317
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/cell/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/cell/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/cell/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Cell from './src/cell';
+&nbsp;
+export default Cell;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/cell/src/cell-group.vue.html b/test/unit/coverage/lcov-report/packages/cell/src/cell-group.vue.html
new file mode 100644
index 000000000..4cce02ecf
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/cell/src/cell-group.vue.html
@@ -0,0 +1,98 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/cell/src/cell-group.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/cell/src/</a> cell-group.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/1</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+&nbsp;
+export default {
+  name: 'zan-cell-group'
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/cell/src/cell.vue.html b/test/unit/coverage/lcov-report/packages/cell/src/cell.vue.html
new file mode 100644
index 000000000..1774657da
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/cell/src/cell.vue.html
@@ -0,0 +1,194 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/cell/src/cell.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/cell/src/</a> cell.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">66.67% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/3</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">50% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/2</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line medium'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41
+42
+43
+44</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+&nbsp;
+export default {
+  name: 'zan-cell',
+&nbsp;
+  props: {
+    icon: String,
+    title: String,
+    value: [String, Number],
+    url: String,
+    label: String,
+    isLink: Boolean
+  },
+&nbsp;
+  methods: <span class="fstat-no" title="function not covered" >{</span>
+    handleClick() {
+<span class="cstat-no" title="statement not covered" >      t</span>his.$emit('click');
+    }
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/cell/src/index.html b/test/unit/coverage/lcov-report/packages/cell/src/index.html
new file mode 100644
index 000000000..4e8fcda23
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/cell/src/index.html
@@ -0,0 +1,106 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/cell/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/cell/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">80% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>4/5</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">66.67% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/3</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="cell-group.vue"><a href="cell-group.vue.html">cell-group.vue</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	</tr>
+
+<tr>
+	<td class="file medium" data-value="cell.vue"><a href="cell.vue.html">cell.vue</a></td>
+	<td data-value="66.67" class="pic medium"><div class="chart"><div class="cover-fill" style="width: 66%;"></div><div class="cover-empty" style="width:34%;"></div></div></td>
+	<td data-value="66.67" class="pct medium">66.67%</td>
+	<td data-value="3" class="abs medium">2/3</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="1" class="abs low">0/1</td>
+	<td data-value="50" class="pct medium">50%</td>
+	<td data-value="2" class="abs medium">1/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/checkbox-group/index.html b/test/unit/coverage/lcov-report/packages/checkbox-group/index.html
new file mode 100644
index 000000000..15eedd98f
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/checkbox-group/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/checkbox-group/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/checkbox-group/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/checkbox-group/index.js.html b/test/unit/coverage/lcov-report/packages/checkbox-group/index.js.html
new file mode 100644
index 000000000..67e899dbd
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/checkbox-group/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/checkbox-group/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/checkbox-group/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import CheckboxGroup from 'packages/checkbox/src/checkbox-group';
+&nbsp;
+export default CheckboxGroup;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/checkbox/index.html b/test/unit/coverage/lcov-report/packages/checkbox/index.html
new file mode 100644
index 000000000..08df8d036
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/checkbox/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/checkbox/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/checkbox/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/checkbox/index.js.html b/test/unit/coverage/lcov-report/packages/checkbox/index.js.html
new file mode 100644
index 000000000..c8bd93f68
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/checkbox/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/checkbox/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/checkbox/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Checkbox from './src/checkbox';
+&nbsp;
+export default Checkbox;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/checkbox/src/checkbox-group.vue.html b/test/unit/coverage/lcov-report/packages/checkbox/src/checkbox-group.vue.html
new file mode 100644
index 000000000..fc19bb7b8
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/checkbox/src/checkbox-group.vue.html
@@ -0,0 +1,131 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/checkbox/src/checkbox-group.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/checkbox/src/</a> checkbox-group.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">66.67% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/3</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">50% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/2</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line medium'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
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+10
+11
+12
+13
+14
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+16
+17
+18
+19
+20
+21
+22
+23</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+&nbsp;
+export default {
+  name: 'zan-checkbox-group',
+&nbsp;
+  props: {
+    value: {},
+    disabled: Boolean
+  },
+&nbsp;
+  watch: <span class="fstat-no" title="function not covered" >{</span>
+    value(val) {
+<span class="cstat-no" title="statement not covered" >      t</span>his.$emit('change', val);
+    }
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/checkbox/src/checkbox.vue.html b/test/unit/coverage/lcov-report/packages/checkbox/src/checkbox.vue.html
new file mode 100644
index 000000000..aafa68979
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/checkbox/src/checkbox.vue.html
@@ -0,0 +1,360 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/checkbox/src/checkbox.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/checkbox/src/</a> checkbox.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">25% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/24</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">14.29% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/28</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">16.67% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">10% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/20</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
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+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
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+31
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+97
+98</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+&nbsp;
+import findParent from 'src/mixins/findParent';
+&nbsp;
+export default {
+  name: 'zan-checkbox',
+&nbsp;
+  mixins: [findParent],
+&nbsp;
+  props: {
+    disabled: Boolean,
+    value: {},
+    name: [String, Number]
+  },
+&nbsp;
+  computed: <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span></span>
+    /**
+     * `checkbox`是否在`zan-checkbox-group`中
+     */
+    isGroup() {
+<span class="cstat-no" title="statement not covered" >      r</span>eturn !!this.findParentByComponentName('zan-checkbox-group');
+    },
+&nbsp;
+    /**
+     * `checkbox`当前值
+     */
+    currentValue: <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span>
+      get() {
+<span class="cstat-no" title="statement not covered" >        r</span>eturn this.isGroup &amp;&amp; this.parentGroup ? this.parentGroup.value.indexOf(this.name) !== -1 : this.value;
+      },
+&nbsp;
+      set(val) {
+<span class="cstat-no" title="statement not covered" >        if (this.isGroup &amp;&amp; this.parentGroup) {</span>
+<span class="cstat-no" title="statement not covered" >          l</span>et parentValue = this.parentGroup.value.slice();
+<span class="cstat-no" title="statement not covered" >          if (val) {</span>
+<span class="cstat-no" title="statement not covered" >            if (parentValue.indexOf(this.name) === -1) {</span>
+<span class="cstat-no" title="statement not covered" >              p</span>arentValue.push(this.name);
+<span class="cstat-no" title="statement not covered" >              t</span>his.parentGroup.$emit('input', parentValue);
+            }
+          } else {
+<span class="cstat-no" title="statement not covered" >            l</span>et index = parentValue.indexOf(this.name);
+<span class="cstat-no" title="statement not covered" >            if (index !== -1) {</span>
+<span class="cstat-no" title="statement not covered" >              p</span>arentValue.splice(index, 1);
+<span class="cstat-no" title="statement not covered" >              t</span>his.parentGroup.$emit('input', parentValue);
+            }
+          }
+        } else {
+<span class="cstat-no" title="statement not covered" >          t</span>his.$emit('input', val);
+        }
+      }
+    },
+&nbsp;
+    /**
+     * `checkbox`是否被选中
+     */
+    isChecked() {
+<span class="cstat-no" title="statement not covered" >      if ({}.toString.call(this.currentValue) === '[object Boolean]') {</span>
+<span class="cstat-no" title="statement not covered" >        r</span>eturn this.currentValue;
+      } else <span class="cstat-no" title="statement not covered" >if (Array.isArray(this.currentValue)) {</span>
+<span class="cstat-no" title="statement not covered" >        r</span>eturn this.currentValue.indexOf(this.name) &gt; -1;
+      }
+    },
+&nbsp;
+    /**
+     * `checkbox`是否被禁用
+     */
+    isDisabled() {
+<span class="cstat-no" title="statement not covered" >      r</span>eturn this.isGroup &amp;&amp; this.parentGroup
+          ? this.parentGroup.disabled || this.disabled
+          : this.disabled;
+    }
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/checkbox/src/index.html b/test/unit/coverage/lcov-report/packages/checkbox/src/index.html
new file mode 100644
index 000000000..13b5cc3f2
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/checkbox/src/index.html
@@ -0,0 +1,110 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/checkbox/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/checkbox/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">29.63% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>8/27</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">14.29% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/28</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">14.29% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/7</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">13.64% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>3/22</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file medium" data-value="checkbox-group.vue"><a href="checkbox-group.vue.html">checkbox-group.vue</a></td>
+	<td data-value="66.67" class="pic medium"><div class="chart"><div class="cover-fill" style="width: 66%;"></div><div class="cover-empty" style="width:34%;"></div></div></td>
+	<td data-value="66.67" class="pct medium">66.67%</td>
+	<td data-value="3" class="abs medium">2/3</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="1" class="abs low">0/1</td>
+	<td data-value="50" class="pct medium">50%</td>
+	<td data-value="2" class="abs medium">1/2</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="checkbox.vue"><a href="checkbox.vue.html">checkbox.vue</a></td>
+	<td data-value="25" class="pic low"><div class="chart"><div class="cover-fill" style="width: 25%;"></div><div class="cover-empty" style="width:75%;"></div></div></td>
+	<td data-value="25" class="pct low">25%</td>
+	<td data-value="24" class="abs low">6/24</td>
+	<td data-value="14.29" class="pct low">14.29%</td>
+	<td data-value="28" class="abs low">4/28</td>
+	<td data-value="16.67" class="pct low">16.67%</td>
+	<td data-value="6" class="abs low">1/6</td>
+	<td data-value="10" class="pct low">10%</td>
+	<td data-value="20" class="abs low">2/20</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/dialog/index.html b/test/unit/coverage/lcov-report/packages/dialog/index.html
new file mode 100644
index 000000000..e761cfa09
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/dialog/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/dialog/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/dialog/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/dialog/index.js.html b/test/unit/coverage/lcov-report/packages/dialog/index.js.html
new file mode 100644
index 000000000..cd5301790
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/dialog/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/dialog/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/dialog/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Dialog from './src/dialog.js';
+&nbsp;
+export default Dialog;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/dialog/src/dialog.js.html b/test/unit/coverage/lcov-report/packages/dialog/src/dialog.js.html
new file mode 100644
index 000000000..05fcdf50f
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/dialog/src/dialog.js.html
@@ -0,0 +1,362 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/dialog/src/dialog.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/dialog/src/</a> dialog.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">42.59% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>23/54</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">15.38% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/26</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">10% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/10</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">32.61% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>15/46</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41
+42
+43
+44
+45
+46
+47
+48
+49
+50
+51
+52
+53
+54
+55
+56
+57
+58
+59
+60
+61
+62
+63
+64
+65
+66
+67
+68
+69
+70
+71
+72
+73
+74
+75
+76
+77
+78
+79
+80
+81
+82
+83
+84
+85
+86
+87
+88
+89
+90
+91
+92
+93
+94
+95
+96
+97
+98
+99
+100</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Vue from 'vue';
+import Dialog from './dialog.vue';
+import merge from 'src/utils/merge';
+&nbsp;
+const DialogConstructor = Vue.extend(Dialog);
+&nbsp;
+let currentDialog;
+let instance;
+let dialogQueue = [];
+&nbsp;
+const defaultCallback = <span class="fstat-no" title="function not covered" >action =&gt; {</span>
+<span class="cstat-no" title="statement not covered" >  if (currentDialog) {</span>
+<span class="cstat-no" title="statement not covered" >    l</span>et callback = currentDialog.callback;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (typeof callback === 'function') {</span>
+<span class="cstat-no" title="statement not covered" >      c</span>allback(action);
+    }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (currentDialog.resolve &amp;&amp; action === 'confirm') {</span>
+<span class="cstat-no" title="statement not covered" >      c</span>urrentDialog.resolve(action);
+    } else <span class="cstat-no" title="statement not covered" >if (currentDialog.reject &amp;&amp; action === 'cancel') {</span>
+<span class="cstat-no" title="statement not covered" >      c</span>urrentDialog.reject(action);
+    }
+  }
+};
+&nbsp;
+const initInstance = <span class="fstat-no" title="function not covered" >() =&gt; {</span>
+<span class="cstat-no" title="statement not covered" >  i</span>nstance = new DialogConstructor({
+    el: document.createElement('div')
+  });
+&nbsp;
+<span class="cstat-no" title="statement not covered" >  i</span>nstance.callback = defaultCallback;
+};
+&nbsp;
+const showNextDialog = <span class="fstat-no" title="function not covered" >() =&gt; {</span>
+<span class="cstat-no" title="statement not covered" >  if (!instance) {</span>
+<span class="cstat-no" title="statement not covered" >    i</span>nitInstance();
+  }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >  if (!instance.value &amp;&amp; dialogQueue.length &gt; 0) {</span>
+<span class="cstat-no" title="statement not covered" >    c</span>urrentDialog = dialogQueue.shift();
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    l</span>et options = currentDialog.options;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    for (let prop in options) {</span>
+<span class="cstat-no" title="statement not covered" >      if (options.hasOwnProperty(prop)) {</span>
+<span class="cstat-no" title="statement not covered" >        i</span>nstance[prop] = options[prop];
+      }
+    }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (options.callback === undefined) {</span>
+<span class="cstat-no" title="statement not covered" >      i</span>nstance.callback = defaultCallback;
+    }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    d</span>ocument.body.appendChild(instance.$el);
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    V</span>ue.nextTick(<span class="fstat-no" title="function not covered" >() =&gt; {</span>
+<span class="cstat-no" title="statement not covered" >      i</span>nstance.value = true;
+    });
+  }
+};
+&nbsp;
+var DialogBox = <span class="fstat-no" title="function not covered" >options =&gt; {</span>
+<span class="cstat-no" title="statement not covered" >  r</span>eturn new Promise(<span class="fstat-no" title="function not covered" >(resolve, reject) =&gt; {</span> // eslint-disable-line
+<span class="cstat-no" title="statement not covered" >    d</span>ialogQueue.push({
+      options: merge({}, options),
+      callback: options.callback,
+      resolve: resolve,
+      reject: reject
+    });
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    s</span>howNextDialog();
+  });
+};
+&nbsp;
+DialogBox.alert = <span class="fstat-no" title="function not covered" >function(options) {</span>
+<span class="cstat-no" title="statement not covered" >  r</span>eturn DialogBox(merge({
+    type: 'alert',
+    closeOnClickOverlay: false,
+    showCancelButton: false
+  }, options));
+};
+&nbsp;
+DialogBox.confirm = <span class="fstat-no" title="function not covered" >function(options) {</span>
+<span class="cstat-no" title="statement not covered" >  r</span>eturn DialogBox(merge({
+    type: 'confirm',
+    closeOnClickOverlay: true,
+    showCancelButton: true
+  }, options));
+};
+&nbsp;
+DialogBox.close = <span class="fstat-no" title="function not covered" >function() {</span>
+<span class="cstat-no" title="statement not covered" >  i</span>nstance.value = false;
+<span class="cstat-no" title="statement not covered" >  d</span>ialogQueue = [];
+<span class="cstat-no" title="statement not covered" >  c</span>urrentDialog = null;
+};
+&nbsp;
+export default DialogBox;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/dialog/src/dialog.vue.html b/test/unit/coverage/lcov-report/packages/dialog/src/dialog.vue.html
new file mode 100644
index 000000000..a651aa723
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/dialog/src/dialog.vue.html
@@ -0,0 +1,324 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/dialog/src/dialog.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/dialog/src/</a> dialog.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">32% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>8/25</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">28.57% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/14</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">20% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/5</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">15.79% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>3/19</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
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+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
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+36
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+86</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+&nbsp;
+import Popup from 'src/mixins/popup';
+&nbsp;
+const CANCEL_TEXT = '取消';
+const CONFIRM_TEXT = '确认';
+&nbsp;
+export default <span class="fstat-no" title="function not covered" >{</span>
+  name: 'zan-dialog',
+&nbsp;
+  mixins: [Popup],
+&nbsp;
+  props: {
+    overlay: {
+      default: true
+    },
+    closeOnClickOverlay: {
+      default: true
+    },
+    lockOnScroll: {
+      default: true
+    }
+  },
+&nbsp;
+  data() {
+<span class="cstat-no" title="statement not covered" >    r</span>eturn {
+      title: '',
+      message: '',
+      type: '',
+      showConfirmButton: true,
+      showCancelButton: false,
+      confirmButtonText: CONFIRM_TEXT,
+      cancelButtonText: CANCEL_TEXT,
+      callback: null
+    };
+  },
+&nbsp;
+  methods: <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span>
+    handleAction(action) {
+<span class="cstat-no" title="statement not covered" >      t</span>his.value = false;
+<span class="cstat-no" title="statement not covered" >      t</span>his.callback &amp;&amp; this.callback(action);
+    },
+&nbsp;
+    close() <span class="cstat-no" title="statement not covered" >{</span>
+<span class="cstat-no" title="statement not covered" >      if (this.closing) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      t</span>his.closing = true;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      t</span>his.value = false;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      if (this.lockOnScroll) {</span>
+<span class="cstat-no" title="statement not covered" >        s</span>etTimeout(<span class="fstat-no" title="function not covered" >() =&gt; {</span>
+<span class="cstat-no" title="statement not covered" >          if (this.modal &amp;&amp; this.bodyOverflow !== 'hidden') {</span>
+<span class="cstat-no" title="statement not covered" >            d</span>ocument.body.style.overflow = this.bodyOverflow;
+<span class="cstat-no" title="statement not covered" >            d</span>ocument.body.style.paddingRight = this.bodyPaddingRight;
+          }
+<span class="cstat-no" title="statement not covered" >          t</span>his.bodyOverflow = null;
+<span class="cstat-no" title="statement not covered" >          t</span>his.bodyPaddingRight = null;
+        }, 200);
+      }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      t</span>his.opened = false;
+<span class="cstat-no" title="statement not covered" >      t</span>his.doAfterClose();
+    }
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/dialog/src/index.html b/test/unit/coverage/lcov-report/packages/dialog/src/index.html
new file mode 100644
index 000000000..88c758237
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/dialog/src/index.html
@@ -0,0 +1,110 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/dialog/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/dialog/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">39.24% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>31/79</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">20% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>8/40</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">13.33% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>2/15</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">27.69% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>18/65</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file low" data-value="dialog.js"><a href="dialog.js.html">dialog.js</a></td>
+	<td data-value="42.59" class="pic low"><div class="chart"><div class="cover-fill" style="width: 42%;"></div><div class="cover-empty" style="width:58%;"></div></div></td>
+	<td data-value="42.59" class="pct low">42.59%</td>
+	<td data-value="54" class="abs low">23/54</td>
+	<td data-value="15.38" class="pct low">15.38%</td>
+	<td data-value="26" class="abs low">4/26</td>
+	<td data-value="10" class="pct low">10%</td>
+	<td data-value="10" class="abs low">1/10</td>
+	<td data-value="32.61" class="pct low">32.61%</td>
+	<td data-value="46" class="abs low">15/46</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="dialog.vue"><a href="dialog.vue.html">dialog.vue</a></td>
+	<td data-value="32" class="pic low"><div class="chart"><div class="cover-fill" style="width: 32%;"></div><div class="cover-empty" style="width:68%;"></div></div></td>
+	<td data-value="32" class="pct low">32%</td>
+	<td data-value="25" class="abs low">8/25</td>
+	<td data-value="28.57" class="pct low">28.57%</td>
+	<td data-value="14" class="abs low">4/14</td>
+	<td data-value="20" class="pct low">20%</td>
+	<td data-value="5" class="abs low">1/5</td>
+	<td data-value="15.79" class="pct low">15.79%</td>
+	<td data-value="19" class="abs low">3/19</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/field/index.html b/test/unit/coverage/lcov-report/packages/field/index.html
new file mode 100644
index 000000000..b68a46141
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/field/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/field/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/field/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/field/index.js.html b/test/unit/coverage/lcov-report/packages/field/index.js.html
new file mode 100644
index 000000000..e22067ecf
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/field/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/field/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/field/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Field from './src/field';
+&nbsp;
+export default Field;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/field/src/field.vue.html b/test/unit/coverage/lcov-report/packages/field/src/field.vue.html
new file mode 100644
index 000000000..8d8018e59
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/field/src/field.vue.html
@@ -0,0 +1,306 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/field/src/field.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/field/src/</a> field.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">54.55% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/11</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">20% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/5</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">28.57% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/7</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line medium'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41
+42
+43
+44
+45
+46
+47
+48
+49
+50
+51
+52
+53
+54
+55
+56
+57
+58
+59
+60
+61
+62
+63
+64
+65
+66
+67
+68
+69
+70
+71
+72
+73
+74
+75
+76
+77
+78
+79
+80</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+&nbsp;
+import zCell from 'packages/cell';
+&nbsp;
+export default <span class="fstat-no" title="function not covered" >{</span>
+  name: 'zan-field',
+&nbsp;
+  components: {
+    zCell
+  },
+&nbsp;
+  props: {
+    type: {
+      type: String,
+      default: 'text'
+    },
+    placeholder: String,
+    value: String,
+    label: String,
+    disabled: Boolean,
+    readonly: Boolean,
+    maxlength: [String, Number]
+  },
+&nbsp;
+  data() {
+<span class="cstat-no" title="statement not covered" >    r</span>eturn {
+      currentValue: this.value
+    };
+  },
+&nbsp;
+  watch: <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span>
+    value(val) {
+<span class="cstat-no" title="statement not covered" >      t</span>his.currentValue = val;
+    },
+&nbsp;
+    currentValue(val) {
+<span class="cstat-no" title="statement not covered" >      t</span>his.$emit('input', val);
+<span class="cstat-no" title="statement not covered" >      c</span>onsole.log(val);
+    }
+  },
+&nbsp;
+  methods: <span class="fstat-no" title="function not covered" >{</span>
+    handleInput(event) {
+<span class="cstat-no" title="statement not covered" >      t</span>his.currentValue = event.target.value;
+    }
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/field/src/index.html b/test/unit/coverage/lcov-report/packages/field/src/index.html
new file mode 100644
index 000000000..7fbe868c5
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/field/src/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/field/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/field/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">54.55% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/11</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">20% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/5</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">28.57% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/7</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line medium'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file medium" data-value="field.vue"><a href="field.vue.html">field.vue</a></td>
+	<td data-value="54.55" class="pic medium"><div class="chart"><div class="cover-fill" style="width: 54%;"></div><div class="cover-empty" style="width:46%;"></div></div></td>
+	<td data-value="54.55" class="pct medium">54.55%</td>
+	<td data-value="11" class="abs medium">6/11</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="20" class="pct low">20%</td>
+	<td data-value="5" class="abs low">1/5</td>
+	<td data-value="28.57" class="pct low">28.57%</td>
+	<td data-value="7" class="abs low">2/7</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/icon/index.html b/test/unit/coverage/lcov-report/packages/icon/index.html
new file mode 100644
index 000000000..0055d9d70
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/icon/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/icon/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/icon/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/icon/index.js.html b/test/unit/coverage/lcov-report/packages/icon/index.js.html
new file mode 100644
index 000000000..92adb0fd6
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/icon/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/icon/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/icon/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Icon from './src/icon';
+&nbsp;
+export default Icon;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/icon/src/icon.vue.html b/test/unit/coverage/lcov-report/packages/icon/src/icon.vue.html
new file mode 100644
index 000000000..7c3d75de6
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/icon/src/icon.vue.html
@@ -0,0 +1,104 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/icon/src/icon.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/icon/src/</a> icon.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/1</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+&nbsp;
+export default {
+  name: 'zan-icon',
+&nbsp;
+  props: {
+    name: String
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/icon/src/index.html b/test/unit/coverage/lcov-report/packages/icon/src/index.html
new file mode 100644
index 000000000..bb439e11e
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/icon/src/index.html
@@ -0,0 +1,93 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/icon/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/icon/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/1</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="icon.vue"><a href="icon.vue.html">icon.vue</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/loading/index.html b/test/unit/coverage/lcov-report/packages/loading/index.html
new file mode 100644
index 000000000..1adb2d97c
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/loading/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/loading/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/loading/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/loading/index.js.html b/test/unit/coverage/lcov-report/packages/loading/index.js.html
new file mode 100644
index 000000000..8f350be67
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/loading/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/loading/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/loading/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Loading from './src/loading';
+&nbsp;
+export default Loading;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/loading/src/index.html b/test/unit/coverage/lcov-report/packages/loading/src/index.html
new file mode 100644
index 000000000..bbc06cde7
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/loading/src/index.html
@@ -0,0 +1,93 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/loading/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/loading/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/1</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="loading.vue"><a href="loading.vue.html">loading.vue</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/loading/src/loading.vue.html b/test/unit/coverage/lcov-report/packages/loading/src/loading.vue.html
new file mode 100644
index 000000000..13c5feade
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/loading/src/loading.vue.html
@@ -0,0 +1,98 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/loading/src/loading.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/loading/src/</a> loading.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/1</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+&nbsp;
+export default {
+  name: 'zan-loading'
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/panel/index.html b/test/unit/coverage/lcov-report/packages/panel/index.html
new file mode 100644
index 000000000..fa18df8d7
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/panel/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/panel/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/panel/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/panel/index.js.html b/test/unit/coverage/lcov-report/packages/panel/index.js.html
new file mode 100644
index 000000000..8155203bb
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/panel/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/panel/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/panel/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Panel from './src/panel';
+&nbsp;
+export default Panel;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/panel/src/index.html b/test/unit/coverage/lcov-report/packages/panel/src/index.html
new file mode 100644
index 000000000..aa2b0c8bc
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/panel/src/index.html
@@ -0,0 +1,93 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/panel/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/panel/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/1</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="panel.vue"><a href="panel.vue.html">panel.vue</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/panel/src/panel.vue.html b/test/unit/coverage/lcov-report/packages/panel/src/panel.vue.html
new file mode 100644
index 000000000..cf38b984c
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/panel/src/panel.vue.html
@@ -0,0 +1,149 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/panel/src/panel.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/panel/src/</a> panel.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/1</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+&nbsp;
+export default {
+  name: 'zan-panel',
+  props: {
+    title: String,
+    desc: String,
+    status: String
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/picker/index.html b/test/unit/coverage/lcov-report/packages/picker/index.html
new file mode 100644
index 000000000..dedc11366
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/picker/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/picker/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/picker/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/picker/index.js.html b/test/unit/coverage/lcov-report/packages/picker/index.js.html
new file mode 100644
index 000000000..e79a15632
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/picker/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/picker/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/picker/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Picker from './src/picker';
+&nbsp;
+export default Picker;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/picker/src/draggable.js.html b/test/unit/coverage/lcov-report/packages/picker/src/draggable.js.html
new file mode 100644
index 000000000..85929c8e8
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/picker/src/draggable.js.html
@@ -0,0 +1,225 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/picker/src/draggable.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/picker/src/</a> draggable.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">21.05% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>8/38</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">17.65% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>6/34</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">14.29% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/7</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">12.9% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>4/31</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41
+42
+43
+44
+45
+46
+47
+48
+49
+50
+51
+52
+53</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Vue from 'vue';
+&nbsp;
+let isDragging = false;
+&nbsp;
+const supportTouch = !Vue.prototype.$isServer &amp;&amp; 'ontouchstart' in window;
+&nbsp;
+export default <span class="fstat-no" title="function not covered" >function(element, options) {</span>
+<span class="cstat-no" title="statement not covered" >  c</span>onst moveFn = <span class="fstat-no" title="function not covered" >function(event) {</span>
+<span class="cstat-no" title="statement not covered" >    if (options.drag) {</span>
+<span class="cstat-no" title="statement not covered" >      o</span>ptions.drag(supportTouch ? event.changedTouches[0] || event.touches[0] : event);
+    }
+  };
+&nbsp;
+<span class="cstat-no" title="statement not covered" >  c</span>onst endFn = <span class="fstat-no" title="function not covered" >function(event) {</span>
+<span class="cstat-no" title="statement not covered" >    if (!supportTouch) {</span>
+<span class="cstat-no" title="statement not covered" >      d</span>ocument.removeEventListener('mousemove', moveFn);
+<span class="cstat-no" title="statement not covered" >      d</span>ocument.removeEventListener('mouseup', endFn);
+    }
+<span class="cstat-no" title="statement not covered" >    d</span>ocument.onselectstart = null;
+<span class="cstat-no" title="statement not covered" >    d</span>ocument.ondragstart = null;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    i</span>sDragging = false;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (options.end) {</span>
+<span class="cstat-no" title="statement not covered" >      o</span>ptions.end(supportTouch ? event.changedTouches[0] || event.touches[0] : event);
+    }
+  };
+&nbsp;
+<span class="cstat-no" title="statement not covered" >  e</span>lement.addEventListener(supportTouch ? 'touchstart' : 'mousedown', <span class="fstat-no" title="function not covered" >function(event) {</span>
+<span class="cstat-no" title="statement not covered" >    if (isDragging) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+<span class="cstat-no" title="statement not covered" >    d</span>ocument.onselectstart = <span class="fstat-no" title="function not covered" >function() {</span> <span class="cstat-no" title="statement not covered" >r</span>eturn false; };
+<span class="cstat-no" title="statement not covered" >    d</span>ocument.ondragstart = <span class="fstat-no" title="function not covered" >function() {</span> <span class="cstat-no" title="statement not covered" >r</span>eturn false; };
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (!supportTouch) {</span>
+<span class="cstat-no" title="statement not covered" >      d</span>ocument.addEventListener('mousemove', moveFn);
+<span class="cstat-no" title="statement not covered" >      d</span>ocument.addEventListener('mouseup', endFn);
+    }
+<span class="cstat-no" title="statement not covered" >    i</span>sDragging = true;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (options.start) {</span>
+<span class="cstat-no" title="statement not covered" >      e</span>vent.preventDefault();
+<span class="cstat-no" title="statement not covered" >      o</span>ptions.start(supportTouch ? event.changedTouches[0] || event.touches[0] : event);
+    }
+  });
+&nbsp;
+<span class="cstat-no" title="statement not covered" >  if (supportTouch) {</span>
+<span class="cstat-no" title="statement not covered" >    e</span>lement.addEventListener('touchmove', moveFn);
+<span class="cstat-no" title="statement not covered" >    e</span>lement.addEventListener('touchend', endFn);
+<span class="cstat-no" title="statement not covered" >    e</span>lement.addEventListener('touchcancel', endFn);
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/picker/src/index.html b/test/unit/coverage/lcov-report/packages/picker/src/index.html
new file mode 100644
index 000000000..e9999e6ac
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/picker/src/index.html
@@ -0,0 +1,123 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/picker/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/picker/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">16.67% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>24/144</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">20% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>14/70</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">7.5% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>3/40</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">7.94% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>10/126</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">3 branches</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file low" data-value="draggable.js"><a href="draggable.js.html">draggable.js</a></td>
+	<td data-value="21.05" class="pic low"><div class="chart"><div class="cover-fill" style="width: 21%;"></div><div class="cover-empty" style="width:79%;"></div></div></td>
+	<td data-value="21.05" class="pct low">21.05%</td>
+	<td data-value="38" class="abs low">8/38</td>
+	<td data-value="17.65" class="pct low">17.65%</td>
+	<td data-value="34" class="abs low">6/34</td>
+	<td data-value="14.29" class="pct low">14.29%</td>
+	<td data-value="7" class="abs low">1/7</td>
+	<td data-value="12.9" class="pct low">12.9%</td>
+	<td data-value="31" class="abs low">4/31</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="picker-column.vue"><a href="picker-column.vue.html">picker-column.vue</a></td>
+	<td data-value="12" class="pic low"><div class="chart"><div class="cover-fill" style="width: 12%;"></div><div class="cover-empty" style="width:88%;"></div></div></td>
+	<td data-value="12" class="pct low">12%</td>
+	<td data-value="75" class="abs low">9/75</td>
+	<td data-value="22.22" class="pct low">22.22%</td>
+	<td data-value="18" class="abs low">4/18</td>
+	<td data-value="5.26" class="pct low">5.26%</td>
+	<td data-value="19" class="abs low">1/19</td>
+	<td data-value="5.71" class="pct low">5.71%</td>
+	<td data-value="70" class="abs low">4/70</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="picker.vue"><a href="picker.vue.html">picker.vue</a></td>
+	<td data-value="22.58" class="pic low"><div class="chart"><div class="cover-fill" style="width: 22%;"></div><div class="cover-empty" style="width:78%;"></div></div></td>
+	<td data-value="22.58" class="pct low">22.58%</td>
+	<td data-value="31" class="abs low">7/31</td>
+	<td data-value="22.22" class="pct low">22.22%</td>
+	<td data-value="18" class="abs low">4/18</td>
+	<td data-value="7.14" class="pct low">7.14%</td>
+	<td data-value="14" class="abs low">1/14</td>
+	<td data-value="8" class="pct low">8%</td>
+	<td data-value="25" class="abs low">2/25</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/picker/src/picker-column.vue.html b/test/unit/coverage/lcov-report/packages/picker/src/picker-column.vue.html
new file mode 100644
index 000000000..c31be9388
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/picker/src/picker-column.vue.html
@@ -0,0 +1,792 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/picker/src/picker-column.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/picker/src/</a> picker-column.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">12% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>9/75</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">22.22% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/18</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">5.26% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/19</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">5.71% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>4/70</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
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+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
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+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+&nbsp;
+import translateUtil from 'src/utils/transition';
+import draggable from './draggable';
+&nbsp;
+const DEFAULT_ITEM_HEIGHT = 44;
+&nbsp;
+export default <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span>
+  name: 'zan-picker-column',
+&nbsp;
+  props: {
+    /**
+     * 每一列可见备选元素的个数
+     */
+    visibileColumnCount: {
+      type: Number,
+      default: 5
+    },
+    /**
+     * 该列所有的可选值
+     */
+    values: <span class="fstat-no" title="function not covered" >{</span>
+      type: Array,
+      default() {
+<span class="cstat-no" title="statement not covered" >        r</span>eturn [];
+      }
+    },
+    /**
+     * 每列添加额外的`className`
+     */
+    className: {
+      type: String,
+      default: ''
+    },
+    /**
+     * 行高
+     */
+    itemHeight: {
+      type: Number,
+      default: DEFAULT_ITEM_HEIGHT
+    },
+    value: {}
+  },
+&nbsp;
+  data() {
+<span class="cstat-no" title="statement not covered" >    r</span>eturn {
+      currentValue: this.value,
+      currentValues: this.values,
+      isDragging: false
+    };
+  },
+&nbsp;
+  watch: <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span></span>
+    values(val) {
+<span class="cstat-no" title="statement not covered" >      t</span>his.currentValues = val;
+    },
+&nbsp;
+    currentValues(val) {
+<span class="cstat-no" title="statement not covered" >      if (this.valueIndex === -1) {</span>
+<span class="cstat-no" title="statement not covered" >        t</span>his.currentValue = (val || [])[0];
+      }
+    },
+&nbsp;
+    currentValue(val) {
+<span class="cstat-no" title="statement not covered" >      t</span>his.doOnValueChange();
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      t</span>his.$emit('change', this);
+    }
+  },
+&nbsp;
+  computed: <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span></span></span>
+    /**
+     * picker可见备选元素总高度
+     */
+    visibleContentHeight() {
+<span class="cstat-no" title="statement not covered" >      r</span>eturn this.itemHeight * this.visibileColumnCount;
+    },
+&nbsp;
+    /**
+     * 当前选中值在`values`中的索引
+     */
+    valueIndex() {
+<span class="cstat-no" title="statement not covered" >      r</span>eturn this.currentValues.indexOf(this.currentValue);
+    },
+&nbsp;
+    /**
+     * 计算picker的拖动范围
+     */
+    dragRange() {
+<span class="cstat-no" title="statement not covered" >      v</span>ar values = this.currentValues;
+<span class="cstat-no" title="statement not covered" >      v</span>ar visibileColumnCount = this.visibileColumnCount;
+<span class="cstat-no" title="statement not covered" >      v</span>ar itemHeight = this.itemHeight;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      r</span>eturn [ -itemHeight * (values.length - Math.ceil(visibileColumnCount / 2)), itemHeight * Math.floor(visibileColumnCount / 2) ];
+    },
+&nbsp;
+    /**
+     * 计算`classNames`
+     */
+    classNames() {
+<span class="cstat-no" title="statement not covered" >      r</span>eturn this.className.split(' ');
+    }
+  },
+&nbsp;
+  mounted() {
+<span class="cstat-no" title="statement not covered" >    t</span>his.initEvents();
+<span class="cstat-no" title="statement not covered" >    t</span>his.doOnValueChange();
+  },
+&nbsp;
+  methods: <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span></span></span>
+    /**
+     * 将当前`value`值转换成需要垂直方向需要`translate`的值
+     */
+    value2Translate(value) {
+<span class="cstat-no" title="statement not covered" >      l</span>et values = this.currentValues;
+<span class="cstat-no" title="statement not covered" >      l</span>et valueIndex = values.indexOf(value);
+<span class="cstat-no" title="statement not covered" >      l</span>et offset = Math.floor(this.visibileColumnCount / 2);
+<span class="cstat-no" title="statement not covered" >      l</span>et itemHeight = this.itemHeight;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      if (valueIndex !== -1) {</span>
+<span class="cstat-no" title="statement not covered" >        r</span>eturn (valueIndex - offset) * (-itemHeight);
+      }
+    },
+&nbsp;
+    /**
+     * 根据当前`translate`的值转换成当前选中的`value`
+     */
+    translate2Value(translate) {
+<span class="cstat-no" title="statement not covered" >      l</span>et itemHeight = this.itemHeight;
+<span class="cstat-no" title="statement not covered" >      t</span>ranslate = Math.round(translate / itemHeight) * itemHeight;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      l</span>et index = -(translate - Math.floor(this.visibileColumnCount / 2) * itemHeight) / itemHeight;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      r</span>eturn this.currentValues[index];
+    },
+&nbsp;
+    /**
+     * 初始化拖动事件
+     */
+    initEvents() <span class="cstat-no" title="statement not covered" >{</span>
+<span class="cstat-no" title="statement not covered" >      v</span>ar el = this.$refs.wrapper;
+<span class="cstat-no" title="statement not covered" >      v</span>ar dragState = {};
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      v</span>ar velocityTranslate;
+<span class="cstat-no" title="statement not covered" >      v</span>ar prevTranslate;
+<span class="cstat-no" title="statement not covered" >      var pickerItems; // eslint-disable-line</span>
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      d</span>raggable(el, {
+        start: <span class="fstat-no" title="function not covered" >(event) =&gt; {</span>
+          // 存储当前状态
+<span class="cstat-no" title="statement not covered" >          d</span>ragState = {
+            range: this.dragRange,
+            start: new Date(),
+            startLeft: event.pageX,
+            startTop: event.pageY,
+            startTranslateTop: translateUtil.getElementTranslate(el).top
+          };
+<span class="cstat-no" title="statement not covered" >          pickerItems = el.querySelectorAll('.zan-picker-item'); // eslint-disable-line</span>
+        },
+&nbsp;
+        drag: <span class="fstat-no" title="function not covered" >(event) =&gt; {</span>
+<span class="cstat-no" title="statement not covered" >          t</span>his.isDragging = true;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >          d</span>ragState.left = event.pageX;
+<span class="cstat-no" title="statement not covered" >          d</span>ragState.top = event.pageY;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >          l</span>et deltaY = dragState.top - dragState.startTop;
+<span class="cstat-no" title="statement not covered" >          l</span>et translate = dragState.startTranslateTop + deltaY;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >          t</span>ranslateUtil.translateElement(el, null, translate);
+&nbsp;
+<span class="cstat-no" title="statement not covered" >          v</span>elocityTranslate = translate - prevTranslate || translate;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >          p</span>revTranslate = translate;
+        },
+&nbsp;
+        end: <span class="fstat-no" title="function not covered" >() =&gt; {</span>
+<span class="cstat-no" title="statement not covered" >          if (this.isDragging) {</span>
+<span class="cstat-no" title="statement not covered" >            t</span>his.isDragging = false;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >            v</span>ar momentumRatio = 7;
+<span class="cstat-no" title="statement not covered" >            v</span>ar currentTranslate = translateUtil.getElementTranslate(el).top;
+<span class="cstat-no" title="statement not covered" >            v</span>ar duration = new Date() - dragState.start;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >            v</span>ar momentumTranslate;
+<span class="cstat-no" title="statement not covered" >            if (duration &lt; 300) {</span>
+<span class="cstat-no" title="statement not covered" >              m</span>omentumTranslate = currentTranslate + velocityTranslate * momentumRatio;
+            }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >            v</span>ar dragRange = dragState.range;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >            t</span>his.$nextTick(<span class="fstat-no" title="function not covered" >() =&gt; {</span>
+<span class="cstat-no" title="statement not covered" >              v</span>ar translate;
+<span class="cstat-no" title="statement not covered" >              v</span>ar itemHeight = this.itemHeight;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >              if (momentumTranslate) {</span>
+<span class="cstat-no" title="statement not covered" >                t</span>ranslate = Math.round(momentumTranslate / itemHeight) * itemHeight;
+              } else {
+<span class="cstat-no" title="statement not covered" >                t</span>ranslate = Math.round(currentTranslate / itemHeight) * itemHeight;
+              }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >              t</span>ranslate = Math.max(Math.min(translate, dragRange[1]), dragRange[0]);
+&nbsp;
+<span class="cstat-no" title="statement not covered" >              t</span>ranslateUtil.translateElement(el, null, translate);
+&nbsp;
+<span class="cstat-no" title="statement not covered" >              t</span>his.currentValue = this.translate2Value(translate);
+            });
+          }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >          d</span>ragState = {};
+        }
+      });
+    },
+&nbsp;
+    /**
+     * `value`改变时调用
+     */
+    doOnValueChange() {
+<span class="cstat-no" title="statement not covered" >      l</span>et value = this.currentValue;
+<span class="cstat-no" title="statement not covered" >      l</span>et wrapper = this.$refs.wrapper;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      t</span>his.$emit('input', this.currentValue);
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      t</span>ranslateUtil.translateElement(wrapper, null, this.value2Translate(value));
+    }
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/picker/src/picker.vue.html b/test/unit/coverage/lcov-report/packages/picker/src/picker.vue.html
new file mode 100644
index 000000000..e459b2a4d
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/picker/src/picker.vue.html
@@ -0,0 +1,516 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/picker/src/picker.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/picker/src/</a> picker.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">22.58% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>7/31</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">22.22% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/18</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">7.14% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/14</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">8% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/25</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
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+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+&nbsp;
+import PickerColumn from './picker-column';
+&nbsp;
+const DEFAULT_ITEM_HEIGHT = 44;
+&nbsp;
+export default {
+  name: 'zan-picker',
+&nbsp;
+  components: {
+    PickerColumn
+  },
+&nbsp;
+  props: {
+    /**
+     * 每一列可见备选元素的个数
+     */
+    visibileColumnCount: {
+      type: Number,
+      default: 5
+    },
+    /**
+     * 选中元素区高度
+     */
+    itemHeight: {
+      type: Number,
+      default: DEFAULT_ITEM_HEIGHT
+    },
+    /**
+     * 对象数组，配置每一列显示的数据
+     */
+    columns: <span class="fstat-no" title="function not covered" >{</span>
+      type: Array,
+      default() {
+<span class="cstat-no" title="statement not covered" >        r</span>eturn [];
+      }
+    },
+    /**
+     * 否在组件顶部显示一个toolbar
+     */
+    showToolbar: {
+      type: Boolean,
+      default: true
+    }
+  },
+&nbsp;
+  computed: <span class="fstat-no" title="function not covered" >{</span>
+    values() {
+<span class="cstat-no" title="statement not covered" >      l</span>et columns = this.columns || [];
+<span class="cstat-no" title="statement not covered" >      l</span>et values = [];
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      c</span>olumns.forEach(<span class="fstat-no" title="function not covered" >column =&gt; {</span>
+<span class="cstat-no" title="statement not covered" >        v</span>alues.push(column.value || column.values[column.defaultIndex || 0]);
+      });
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      r</span>eturn values;
+    }
+  },
+&nbsp;
+  methods: <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span></span></span></span></span></span></span>
+    /**
+     * 处理列`change`事件
+     */
+    columnValueChange() {
+<span class="cstat-no" title="statement not covered" >      t</span>his.$emit('change', this, this.values);
+    },
+&nbsp;
+    /**
+     * 获取对应索引的列的实例
+     */
+    getColumn(index) {
+<span class="cstat-no" title="statement not covered" >      l</span>et children = this.$children.filter(<span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" >c</span></span>hild =&gt; child.$options.name === 'zan-picker-column');
+<span class="cstat-no" title="statement not covered" >      r</span>eturn children[index];
+    },
+&nbsp;
+    /**
+     * 获取对应列中选中的值
+     */
+    getColumnValue(index) {
+<span class="cstat-no" title="statement not covered" >      l</span>et column = this.getColumn(index);
+<span class="cstat-no" title="statement not covered" >      r</span>eturn column &amp;&amp; column.values[column.valueIndex];
+    },
+&nbsp;
+    /**
+     * 设置对应列中选中的值
+     */
+    setColumnValue(index, value) {
+<span class="cstat-no" title="statement not covered" >      l</span>et column = this.getColumn(index);
+<span class="cstat-no" title="statement not covered" >      if (column) {</span>
+<span class="cstat-no" title="statement not covered" >        c</span>olumn.currentValue = value;
+      }
+    },
+&nbsp;
+    /**
+     * 获取对应列中所有的备选值
+     */
+    getColumnValues(index) {
+<span class="cstat-no" title="statement not covered" >      l</span>et column = this.getColumn(index);
+<span class="cstat-no" title="statement not covered" >      r</span>eturn column &amp;&amp; column.currentValues;
+    },
+&nbsp;
+    /**
+     * 设置对应列中所有的备选值
+     */
+    setColumnValues(index, values) {
+<span class="cstat-no" title="statement not covered" >      l</span>et column = this.getColumn(index);
+<span class="cstat-no" title="statement not covered" >      if (column) {</span>
+<span class="cstat-no" title="statement not covered" >        c</span>olumn.currentValues = values;
+      }
+    },
+&nbsp;
+    /**
+     * 获取所有列中被选中的值，返回一个数组
+     */
+    getValues() {
+<span class="cstat-no" title="statement not covered" >      r</span>eturn this.values;
+    },
+&nbsp;
+    /**
+     * `values`为一个数组，设置所有列中被选中的值
+     */
+    setValues(values) <span class="cstat-no" title="statement not covered" >{</span>
+<span class="cstat-no" title="statement not covered" >      v</span>alues.forEach(<span class="fstat-no" title="function not covered" >(value, index) =&gt; {</span>
+<span class="cstat-no" title="statement not covered" >        t</span>his.setColumnValue(index, value);
+      });
+    }
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/popup/index.html b/test/unit/coverage/lcov-report/packages/popup/index.html
new file mode 100644
index 000000000..e9bbd81ec
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/popup/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/popup/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/popup/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/popup/index.js.html b/test/unit/coverage/lcov-report/packages/popup/index.js.html
new file mode 100644
index 000000000..80eb3874e
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/popup/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/popup/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/popup/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Popup from './src/popup';
+&nbsp;
+export default Popup;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/popup/src/index.html b/test/unit/coverage/lcov-report/packages/popup/src/index.html
new file mode 100644
index 000000000..9d6b75eab
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/popup/src/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/popup/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/popup/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">42.86% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/14</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">50% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/8</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">16.67% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">20% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/10</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file low" data-value="popup.vue"><a href="popup.vue.html">popup.vue</a></td>
+	<td data-value="42.86" class="pic low"><div class="chart"><div class="cover-fill" style="width: 42%;"></div><div class="cover-empty" style="width:58%;"></div></div></td>
+	<td data-value="42.86" class="pct low">42.86%</td>
+	<td data-value="14" class="abs low">6/14</td>
+	<td data-value="50" class="pct medium">50%</td>
+	<td data-value="8" class="abs medium">4/8</td>
+	<td data-value="16.67" class="pct low">16.67%</td>
+	<td data-value="6" class="abs low">1/6</td>
+	<td data-value="20" class="pct low">20%</td>
+	<td data-value="10" class="abs low">2/10</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/popup/src/popup.vue.html b/test/unit/coverage/lcov-report/packages/popup/src/popup.vue.html
new file mode 100644
index 000000000..5072652e2
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/popup/src/popup.vue.html
@@ -0,0 +1,282 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/popup/src/popup.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/popup/src/</a> popup.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">42.86% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/14</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">50% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/8</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">16.67% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">20% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/10</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41
+42
+43
+44
+45
+46
+47
+48
+49
+50
+51
+52
+53
+54
+55
+56
+57
+58
+59
+60
+61
+62
+63
+64
+65
+66
+67
+68
+69
+70
+71
+72</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+//
+//
+&nbsp;
+import Popup from 'src/mixins/popup';
+&nbsp;
+export default <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span></span>
+  name: 'zan-popup',
+&nbsp;
+  mixins: [Popup],
+&nbsp;
+  props: {
+    overlay: {
+      default: true
+    },
+&nbsp;
+    lockOnScroll: {
+      default: false
+    },
+&nbsp;
+    closeOnClickOverlay: {
+      default: true
+    },
+&nbsp;
+    transition: {
+      type: String,
+      default: 'popup-slide'
+    },
+&nbsp;
+    position: {
+      type: String,
+      default: ''
+    }
+  },
+&nbsp;
+  data() {
+<span class="cstat-no" title="statement not covered" >    r</span>eturn {
+      currentValue: false,
+      currentTransition: this.transition
+    };
+  },
+&nbsp;
+  watch: <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span>
+    currentValue(val) {
+<span class="cstat-no" title="statement not covered" >      t</span>his.$emit('input', val);
+    },
+&nbsp;
+    value(val) {
+<span class="cstat-no" title="statement not covered" >      t</span>his.currentValue = val;
+    }
+  },
+&nbsp;
+  beforeMount() {
+<span class="cstat-no" title="statement not covered" >    if (this.transition !== 'popup-fade') {</span>
+<span class="cstat-no" title="statement not covered" >      t</span>his.currentTransition = `popup-slide-${this.position}`;
+    }
+  },
+&nbsp;
+  mounted() {
+<span class="cstat-no" title="statement not covered" >    if (this.value) {</span>
+<span class="cstat-no" title="statement not covered" >      t</span>his.currentValue = true;
+<span class="cstat-no" title="statement not covered" >      t</span>his.open();
+    }
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/radio-group/index.html b/test/unit/coverage/lcov-report/packages/radio-group/index.html
new file mode 100644
index 000000000..2bddf9253
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/radio-group/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/radio-group/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/radio-group/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/radio-group/index.js.html b/test/unit/coverage/lcov-report/packages/radio-group/index.js.html
new file mode 100644
index 000000000..3d3f3d728
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/radio-group/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/radio-group/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/radio-group/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import RadioGroup from 'packages/radio/src/radio-group';
+&nbsp;
+export default RadioGroup;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/radio/index.html b/test/unit/coverage/lcov-report/packages/radio/index.html
new file mode 100644
index 000000000..8910e05cb
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/radio/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/radio/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/radio/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/radio/index.js.html b/test/unit/coverage/lcov-report/packages/radio/index.js.html
new file mode 100644
index 000000000..55126b0c0
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/radio/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/radio/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/radio/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Radio from './src/radio';
+&nbsp;
+export default Radio;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/radio/src/index.html b/test/unit/coverage/lcov-report/packages/radio/src/index.html
new file mode 100644
index 000000000..4a0161c0d
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/radio/src/index.html
@@ -0,0 +1,110 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/radio/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/radio/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">53.33% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>8/15</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">22.22% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/18</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">16.67% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">30% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>3/10</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line medium'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file medium" data-value="radio-group.vue"><a href="radio-group.vue.html">radio-group.vue</a></td>
+	<td data-value="66.67" class="pic medium"><div class="chart"><div class="cover-fill" style="width: 66%;"></div><div class="cover-empty" style="width:34%;"></div></div></td>
+	<td data-value="66.67" class="pct medium">66.67%</td>
+	<td data-value="3" class="abs medium">2/3</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="1" class="abs low">0/1</td>
+	<td data-value="50" class="pct medium">50%</td>
+	<td data-value="2" class="abs medium">1/2</td>
+	</tr>
+
+<tr>
+	<td class="file medium" data-value="radio.vue"><a href="radio.vue.html">radio.vue</a></td>
+	<td data-value="50" class="pic medium"><div class="chart"><div class="cover-fill" style="width: 50%;"></div><div class="cover-empty" style="width:50%;"></div></div></td>
+	<td data-value="50" class="pct medium">50%</td>
+	<td data-value="12" class="abs medium">6/12</td>
+	<td data-value="22.22" class="pct low">22.22%</td>
+	<td data-value="18" class="abs low">4/18</td>
+	<td data-value="20" class="pct low">20%</td>
+	<td data-value="5" class="abs low">1/5</td>
+	<td data-value="25" class="pct low">25%</td>
+	<td data-value="8" class="abs low">2/8</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/radio/src/radio-group.vue.html b/test/unit/coverage/lcov-report/packages/radio/src/radio-group.vue.html
new file mode 100644
index 000000000..9cbd59967
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/radio/src/radio-group.vue.html
@@ -0,0 +1,131 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/radio/src/radio-group.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/radio/src/</a> radio-group.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">66.67% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/3</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">50% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/2</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line medium'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
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+7
+8
+9
+10
+11
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+13
+14
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+16
+17
+18
+19
+20
+21
+22
+23</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+&nbsp;
+export default {
+  name: 'zan-radio-group',
+&nbsp;
+  props: {
+    value: {},
+    disabled: Boolean
+  },
+&nbsp;
+  watch: <span class="fstat-no" title="function not covered" >{</span>
+    value(value) {
+<span class="cstat-no" title="statement not covered" >      t</span>his.$emit('change', value);
+    }
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/radio/src/radio.vue.html b/test/unit/coverage/lcov-report/packages/radio/src/radio.vue.html
new file mode 100644
index 000000000..f3e027c2e
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/radio/src/radio.vue.html
@@ -0,0 +1,267 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/radio/src/radio.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/radio/src/</a> radio.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">50% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/12</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">22.22% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/18</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">20% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/5</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">25% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/8</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line medium'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41
+42
+43
+44
+45
+46
+47
+48
+49
+50
+51
+52
+53
+54
+55
+56
+57
+58
+59
+60
+61
+62
+63
+64
+65
+66
+67</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+&nbsp;
+import findParent from 'src/mixins/findParent';
+&nbsp;
+export default {
+  name: 'zan-radio',
+&nbsp;
+  mixins: [findParent],
+&nbsp;
+  props: {
+    disabled: Boolean,
+    value: {},
+    name: [String, Number]
+  },
+&nbsp;
+  computed: <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span>
+    isGroup() {
+<span class="cstat-no" title="statement not covered" >      r</span>eturn !!this.findParentByComponentName('zan-radio-group');
+    },
+&nbsp;
+    currentValue: <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span>
+      get() {
+<span class="cstat-no" title="statement not covered" >        r</span>eturn this.isGroup &amp;&amp; this.parentGroup ? this.parentGroup.value : this.value;
+      },
+&nbsp;
+      set(val) {
+<span class="cstat-no" title="statement not covered" >        if (this.isGroup &amp;&amp; this.parentGroup) {</span>
+<span class="cstat-no" title="statement not covered" >          t</span>his.parentGroup.$emit('input', val);
+        } else {
+<span class="cstat-no" title="statement not covered" >          t</span>his.$emit('input', val);
+        }
+      }
+    },
+&nbsp;
+    isDisabled() {
+<span class="cstat-no" title="statement not covered" >      r</span>eturn this.isGroup &amp;&amp; this.parentGroup
+          ? this.parentGroup.disabled || this.disabled
+          : this.disabled;
+    }
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/search/index.html b/test/unit/coverage/lcov-report/packages/search/index.html
new file mode 100644
index 000000000..a7b626b3e
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/search/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/search/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/search/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/search/index.js.html b/test/unit/coverage/lcov-report/packages/search/index.js.html
new file mode 100644
index 000000000..1449e4075
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/search/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/search/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/search/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Search from './src/search';
+&nbsp;
+export default Search;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/search/src/index.html b/test/unit/coverage/lcov-report/packages/search/src/index.html
new file mode 100644
index 000000000..b5d3a6a7c
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/search/src/index.html
@@ -0,0 +1,93 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/search/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/search/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">16.67% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/12</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">10% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/10</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file low" data-value="search.vue"><a href="search.vue.html">search.vue</a></td>
+	<td data-value="16.67" class="pic low"><div class="chart"><div class="cover-fill" style="width: 16%;"></div><div class="cover-empty" style="width:84%;"></div></div></td>
+	<td data-value="16.67" class="pct low">16.67%</td>
+	<td data-value="12" class="abs low">2/12</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="2" class="abs low">0/2</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="6" class="abs low">0/6</td>
+	<td data-value="10" class="pct low">10%</td>
+	<td data-value="10" class="abs low">1/10</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/search/src/search.vue.html b/test/unit/coverage/lcov-report/packages/search/src/search.vue.html
new file mode 100644
index 000000000..a173bee10
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/search/src/search.vue.html
@@ -0,0 +1,230 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/search/src/search.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/search/src/</a> search.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">16.67% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/12</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">10% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/10</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41
+42
+43
+44
+45
+46
+47
+48
+49
+50
+51
+52
+53
+54
+55
+56</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+&nbsp;
+export default <span class="fstat-no" title="function not covered" >{</span>
+  name: 'zan-search',
+  props: {
+    placeholder: {
+      type: String
+    }
+  },
+  data() {
+<span class="cstat-no" title="statement not covered" >    r</span>eturn {
+      value: '',
+      focusStatus: false,
+      isFocus: false
+    };
+  },
+  directives: {
+    refocus: {
+      update: <span class="fstat-no" title="function not covered" >function(el, state) {</span>
+<span class="cstat-no" title="statement not covered" >        if (state.value) { <span class="cstat-no" title="statement not covered" >e</span>l.focus(); }</span>
+      }
+    }
+  },
+  methods: <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span></span></span>
+    handleFocus() {
+      // 进入input焦点，出现close和取消
+<span class="cstat-no" title="statement not covered" >      t</span>his.isFocus = true;
+    },
+    handleClean() {
+      // 点击close后清空vlaue后，再聚焦input框
+<span class="cstat-no" title="statement not covered" >      t</span>his.value = '';
+<span class="cstat-no" title="statement not covered" >      t</span>his.focusStatus = true;
+    },
+    handleBack() {
+      // 点击取消后，清空所有回复最初状态
+<span class="cstat-no" title="statement not covered" >      t</span>his.value = '';
+<span class="cstat-no" title="statement not covered" >      t</span>his.focusStatus = false;
+<span class="cstat-no" title="statement not covered" >      t</span>his.isFocus = false;
+    },
+    handleSearch() {
+      // input输入回车后，发送回调
+<span class="cstat-no" title="statement not covered" >      t</span>his.$emit('search', this.value);
+    }
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/steps/index.html b/test/unit/coverage/lcov-report/packages/steps/index.html
new file mode 100644
index 000000000..f9fa3ebfe
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/steps/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/steps/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/steps/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/steps/index.js.html b/test/unit/coverage/lcov-report/packages/steps/index.js.html
new file mode 100644
index 000000000..fb25e9177
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/steps/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/steps/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/steps/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Steps from './src/steps';
+&nbsp;
+export default Steps;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/steps/src/index.html b/test/unit/coverage/lcov-report/packages/steps/src/index.html
new file mode 100644
index 000000000..c54791d8d
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/steps/src/index.html
@@ -0,0 +1,93 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/steps/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/steps/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">66.67% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/3</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">50% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/2</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line medium'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file medium" data-value="steps.vue"><a href="steps.vue.html">steps.vue</a></td>
+	<td data-value="66.67" class="pic medium"><div class="chart"><div class="cover-fill" style="width: 66%;"></div><div class="cover-empty" style="width:34%;"></div></div></td>
+	<td data-value="66.67" class="pct medium">66.67%</td>
+	<td data-value="3" class="abs medium">2/3</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="1" class="abs low">0/1</td>
+	<td data-value="50" class="pct medium">50%</td>
+	<td data-value="2" class="abs medium">1/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/steps/src/steps.vue.html b/test/unit/coverage/lcov-report/packages/steps/src/steps.vue.html
new file mode 100644
index 000000000..bc655f702
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/steps/src/steps.vue.html
@@ -0,0 +1,119 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/steps/src/steps.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/steps/src/</a> steps.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">66.67% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/3</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">50% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/2</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line medium'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+//
+&nbsp;
+export default <span class="fstat-no" title="function not covered" >{</span>
+  name: 'Sample',
+  props: ['author'],
+  data() {
+<span class="cstat-no" title="statement not covered" >    r</span>eturn {
+      name: 'World'
+    };
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/switch/index.html b/test/unit/coverage/lcov-report/packages/switch/index.html
new file mode 100644
index 000000000..4075ed6f9
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/switch/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/switch/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/switch/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/switch/index.js.html b/test/unit/coverage/lcov-report/packages/switch/index.js.html
new file mode 100644
index 000000000..f613686c9
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/switch/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/switch/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/switch/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Switch from './src/switch';
+&nbsp;
+export default Switch;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/switch/src/index.html b/test/unit/coverage/lcov-report/packages/switch/src/index.html
new file mode 100644
index 000000000..b457469a5
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/switch/src/index.html
@@ -0,0 +1,93 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/switch/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/switch/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">18.18% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/11</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/10</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/3</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">14.29% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/7</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file low" data-value="switch.vue"><a href="switch.vue.html">switch.vue</a></td>
+	<td data-value="18.18" class="pic low"><div class="chart"><div class="cover-fill" style="width: 18%;"></div><div class="cover-empty" style="width:82%;"></div></div></td>
+	<td data-value="18.18" class="pct low">18.18%</td>
+	<td data-value="11" class="abs low">2/11</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="10" class="abs low">0/10</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="3" class="abs low">0/3</td>
+	<td data-value="14.29" class="pct low">14.29%</td>
+	<td data-value="7" class="abs low">1/7</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/switch/src/switch.vue.html b/test/unit/coverage/lcov-report/packages/switch/src/switch.vue.html
new file mode 100644
index 000000000..b072ea9a8
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/switch/src/switch.vue.html
@@ -0,0 +1,251 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/switch/src/switch.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/switch/src/</a> switch.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">18.18% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/11</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/10</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/3</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">14.29% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/7</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41
+42
+43
+44
+45
+46
+47
+48
+49
+50
+51
+52
+53
+54
+55
+56
+57
+58
+59
+60
+61
+62
+63</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+//
+//
+&nbsp;
+/**
+ * zan-switch
+ * @module components/switch
+ * @desc 开关
+ * @param {boolean} [checked=false] - 开关状态
+ * @param {boolean} [disabled=false] - 禁用
+ * @param {boolean} [loading=false] - loading状态
+ * @param {callback} [onChange] - 开关状态改变回调函数。
+ *
+ * @example
+ * &lt;zan-switch checked="true" disabled="false"&gt;&lt;/zan-switch&gt;
+ */
+export default {
+  name: 'zan-switch',
+  props: {
+    checked: {
+      type: Boolean,
+      default: false
+    },
+    disabled: {
+      type: Boolean,
+      default: false
+    },
+    loading: {
+      type: Boolean,
+      default: false
+    },
+    onChange: {
+      type: Function,
+      default: <span class="fstat-no" title="function not covered" >function() {</span>}
+    }
+  },
+  computed: {
+    switchState: <span class="fstat-no" title="function not covered" >function() {</span>
+<span class="cstat-no" title="statement not covered" >      l</span>et switchState = this.checked ? ['is-on'] : ['is-off'];
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      if (this.disabled) <span class="cstat-no" title="statement not covered" >s</span></span>witchState.push('is-disabled');
+<span class="cstat-no" title="statement not covered" >      if (this.loading) <span class="cstat-no" title="statement not covered" >s</span></span>witchState.push('is-loading');
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      r</span>eturn switchState;
+    }
+  },
+  methods: {
+    /*
+     * 开关状态交互。
+     */
+    toggleState: <span class="fstat-no" title="function not covered" >function() {</span>
+<span class="cstat-no" title="statement not covered" >      if (this.disabled || this.loading) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+<span class="cstat-no" title="statement not covered" >      t</span>his.onChange(!this.checked);
+    }
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/tag/index.html b/test/unit/coverage/lcov-report/packages/tag/index.html
new file mode 100644
index 000000000..713b3ae96
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/tag/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/tag/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/tag/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/tag/index.js.html b/test/unit/coverage/lcov-report/packages/tag/index.js.html
new file mode 100644
index 000000000..7926a4bbf
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/tag/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/tag/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/tag/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Tag from './src/main';
+&nbsp;
+export default Tag;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/tag/src/index.html b/test/unit/coverage/lcov-report/packages/tag/src/index.html
new file mode 100644
index 000000000..192a70655
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/tag/src/index.html
@@ -0,0 +1,93 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/tag/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/tag/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/1</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="main.vue"><a href="main.vue.html">main.vue</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="0" class="abs high">0/0</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/tag/src/main.vue.html b/test/unit/coverage/lcov-report/packages/tag/src/main.vue.html
new file mode 100644
index 000000000..51ee48337
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/tag/src/main.vue.html
@@ -0,0 +1,113 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/tag/src/main.vue</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/tag/src/</a> main.vue
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/0</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/1</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">//
+//
+//
+//
+//
+//
+&nbsp;
+export default {
+  name: 'zan-tag',
+  props: {
+    type: String,
+    mark: Boolean,
+    plain: Boolean
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/waterfall/index.html b/test/unit/coverage/lcov-report/packages/waterfall/index.html
new file mode 100644
index 000000000..995e12f5c
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/waterfall/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/waterfall/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> packages/waterfall/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file high" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="6" class="abs high">6/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="4" class="abs high">4/4</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="1" class="abs high">1/1</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/waterfall/index.js.html b/test/unit/coverage/lcov-report/packages/waterfall/index.js.html
new file mode 100644
index 000000000..93aaf1946
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/waterfall/index.js.html
@@ -0,0 +1,81 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/waterfall/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">packages/waterfall/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>6/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Waterfall from './src/main.js';
+&nbsp;
+export default Waterfall;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/waterfall/src/directive.js.html b/test/unit/coverage/lcov-report/packages/waterfall/src/directive.js.html
new file mode 100644
index 000000000..9ab52916b
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/waterfall/src/directive.js.html
@@ -0,0 +1,354 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/waterfall/src/directive.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/waterfall/src/</a> directive.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">20.37% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>11/54</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">15.38% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/26</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">22.22% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>2/9</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">14.58% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>7/48</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41
+42
+43
+44
+45
+46
+47
+48
+49
+50
+51
+52
+53
+54
+55
+56
+57
+58
+59
+60
+61
+62
+63
+64
+65
+66
+67
+68
+69
+70
+71
+72
+73
+74
+75
+76
+77
+78
+79
+80
+81
+82
+83
+84
+85
+86
+87
+88
+89
+90
+91
+92
+93
+94
+95
+96</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">2×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Utils from './utils.js';
+&nbsp;
+const CONTEXT = '@@Waterfall';
+const OFFSET = 300;
+&nbsp;
+// 绑定事件到元素上
+// 读取基本的控制变量
+<span class="fstat-no" title="function not covered" >function doBindEvent() <span class="cstat-no" title="statement not covered" >{</span></span>
+<span class="cstat-no" title="statement not covered" >  t</span>his.scrollEventListener = Utils.debounce(handleScrollEvent.bind(this), 200);
+<span class="cstat-no" title="statement not covered" >  t</span>his.scrollEventTarget = Utils.getScrollEventTarget(this.el);
+&nbsp;
+<span class="cstat-no" title="statement not covered" >  v</span>ar disabledExpr = this.el.getAttribute('waterfall-disabled');
+<span class="cstat-no" title="statement not covered" >  v</span>ar disabled = false;
+<span class="cstat-no" title="statement not covered" >  if (disabledExpr) {</span>
+<span class="cstat-no" title="statement not covered" >    t</span>his.vm.$watch(disabledExpr, <span class="fstat-no" title="function not covered" >(value) =&gt; {</span>
+<span class="cstat-no" title="statement not covered" >      t</span>his.disabled = value;
+    });
+<span class="cstat-no" title="statement not covered" >    d</span>isabled = Boolean(this.vm[disabledExpr]);
+  }
+<span class="cstat-no" title="statement not covered" >  t</span>his.disabled = disabled;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >  v</span>ar offset = this.el.getAttribute('waterfall-offset');
+<span class="cstat-no" title="statement not covered" >  t</span>his.offset = Number(offset) || OFFSET;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >  t</span>his.scrollEventTarget.addEventListener('scroll', this.scrollEventListener);
+&nbsp;
+<span class="cstat-no" title="statement not covered" >  t</span>his.scrollEventListener();
+}
+&nbsp;
+// 处理滚动函数
+<span class="fstat-no" title="function not covered" >function handleScrollEvent() {</span>
+<span class="cstat-no" title="statement not covered" >  l</span>et element = this.el;
+<span class="cstat-no" title="statement not covered" >  l</span>et scrollEventTarget = this.scrollEventTarget;
+&nbsp;
+  // 已被禁止的滚动处理
+<span class="cstat-no" title="statement not covered" >  if (this.disabled) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >  l</span>et targetScrollTop = Utils.getScrollTop(scrollEventTarget);
+<span class="cstat-no" title="statement not covered" >  l</span>et targetBottom = targetScrollTop + Utils.getVisibleHeight(scrollEventTarget);
+&nbsp;
+  // 判断是否到了底
+<span class="cstat-no" title="statement not covered" >  l</span>et needLoadMoreToLower = false;
+<span class="cstat-no" title="statement not covered" >  if (element === scrollEventTarget) {</span>
+<span class="cstat-no" title="statement not covered" >    n</span>eedLoadMoreToLower = scrollEventTarget.scollHeight - targetBottom &lt; this.offset;
+  } else {
+<span class="cstat-no" title="statement not covered" >    l</span>et elementBottom = Utils.getElementTop(element) - Utils.getElementTop(scrollEventTarget) + Utils.getVisibleHeight(element);
+<span class="cstat-no" title="statement not covered" >    n</span>eedLoadMoreToLower = elementBottom - Utils.getVisibleHeight(scrollEventTarget) &lt; this.offset;
+  }
+<span class="cstat-no" title="statement not covered" >  if (needLoadMoreToLower) {</span>
+<span class="cstat-no" title="statement not covered" >    t</span>his.cb['lower'] &amp;&amp; this.cb['lower']({ target: scrollEventTarget, top: targetScrollTop });
+  }
+&nbsp;
+  // 判断是否到了顶
+<span class="cstat-no" title="statement not covered" >  l</span>et needLoadMoreToUpper = false;
+<span class="cstat-no" title="statement not covered" >  if (element === scrollEventTarget) {</span>
+<span class="cstat-no" title="statement not covered" >    n</span>eedLoadMoreToUpper = targetScrollTop &lt; this.offset;
+  } else {
+<span class="cstat-no" title="statement not covered" >    l</span>et elementTop = Utils.getElementTop(element) - Utils.getElementTop(scrollEventTarget);
+<span class="cstat-no" title="statement not covered" >    n</span>eedLoadMoreToUpper = elementTop + this.offset &gt; 0;
+  }
+<span class="cstat-no" title="statement not covered" >  if (needLoadMoreToUpper) {</span>
+<span class="cstat-no" title="statement not covered" >    t</span>his.cb['upper'] &amp;&amp; this.cb['upper']({ target: scrollEventTarget, top: targetScrollTop });
+  }
+}
+&nbsp;
+export default function(type) {
+  return <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span></span>
+    bind(el, binding, vnode) {
+<span class="cstat-no" title="statement not covered" >      if (!el[CONTEXT]) {</span>
+<span class="cstat-no" title="statement not covered" >        e</span>l[CONTEXT] = {
+          el,
+          vm: vnode.context,
+          cb: {}
+        };
+      }
+<span class="cstat-no" title="statement not covered" >      e</span>l[CONTEXT].cb[type] = binding.value;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      v</span>node.context.$on('hook:mounted', <span class="fstat-no" title="function not covered" >function() {</span>
+<span class="cstat-no" title="statement not covered" >        if (Utils.isAttached(el)) {</span>
+<span class="cstat-no" title="statement not covered" >          d</span>oBindEvent.call(el[CONTEXT]);
+        }
+      });
+    },
+&nbsp;
+    update(el) {
+<span class="cstat-no" title="statement not covered" >      e</span>l[CONTEXT].scrollEventListener();
+    },
+&nbsp;
+    unbind(el) {
+<span class="cstat-no" title="statement not covered" >      c</span>onst context = el[CONTEXT];
+<span class="cstat-no" title="statement not covered" >      c</span>ontext.scrollEventTarget.removeEventListener('scroll', context.scrollEventListener);
+    }
+  };
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/waterfall/src/index.html b/test/unit/coverage/lcov-report/packages/waterfall/src/index.html
new file mode 100644
index 000000000..ba936205e
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/waterfall/src/index.html
@@ -0,0 +1,123 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/waterfall/src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> packages/waterfall/src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">25.47% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>27/106</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">16.67% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>9/54</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">21.05% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>4/19</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">18.09% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>17/94</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file low" data-value="directive.js"><a href="directive.js.html">directive.js</a></td>
+	<td data-value="20.37" class="pic low"><div class="chart"><div class="cover-fill" style="width: 20%;"></div><div class="cover-empty" style="width:80%;"></div></div></td>
+	<td data-value="20.37" class="pct low">20.37%</td>
+	<td data-value="54" class="abs low">11/54</td>
+	<td data-value="15.38" class="pct low">15.38%</td>
+	<td data-value="26" class="abs low">4/26</td>
+	<td data-value="22.22" class="pct low">22.22%</td>
+	<td data-value="9" class="abs low">2/9</td>
+	<td data-value="14.58" class="pct low">14.58%</td>
+	<td data-value="48" class="abs low">7/48</td>
+	</tr>
+
+<tr>
+	<td class="file high" data-value="main.js"><a href="main.js.html">main.js</a></td>
+	<td data-value="100" class="pic high"><div class="chart"><div class="cover-fill cover-full" style="width: 100%;"></div><div class="cover-empty" style="width:0%;"></div></div></td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="14" class="abs high">14/14</td>
+	<td data-value="83.33" class="pct high">83.33%</td>
+	<td data-value="6" class="abs high">5/6</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="2" class="abs high">2/2</td>
+	<td data-value="100" class="pct high">100%</td>
+	<td data-value="9" class="abs high">9/9</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="utils.js"><a href="utils.js.html">utils.js</a></td>
+	<td data-value="5.26" class="pic low"><div class="chart"><div class="cover-fill" style="width: 5%;"></div><div class="cover-empty" style="width:95%;"></div></div></td>
+	<td data-value="5.26" class="pct low">5.26%</td>
+	<td data-value="38" class="abs low">2/38</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="22" class="abs low">0/22</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="8" class="abs low">0/8</td>
+	<td data-value="2.7" class="pct low">2.7%</td>
+	<td data-value="37" class="abs low">1/37</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/waterfall/src/main.js.html b/test/unit/coverage/lcov-report/packages/waterfall/src/main.js.html
new file mode 100644
index 000000000..4a1a84843
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/waterfall/src/main.js.html
@@ -0,0 +1,110 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/waterfall/src/main.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/waterfall/src/</a> main.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>14/14</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">83.33% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>5/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>2/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">100% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>9/9</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line high'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Waterfall from './directive.js';
+import Vue from 'vue';
+&nbsp;
+const install = function(Vue) {
+  Vue.directive('WaterfallLower', Waterfall('lower'));
+  Vue.directive('WaterfallUpper', Waterfall('upper'));
+};
+&nbsp;
+<span class="missing-if-branch" title="else path not taken" >E</span>if (!Vue.prototype.$isServer) {
+  Vue.use(install);
+}
+&nbsp;
+Waterfall.install = install;
+export default Waterfall;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/packages/waterfall/src/utils.js.html b/test/unit/coverage/lcov-report/packages/waterfall/src/utils.js.html
new file mode 100644
index 000000000..a55d5c597
--- /dev/null
+++ b/test/unit/coverage/lcov-report/packages/waterfall/src/utils.js.html
@@ -0,0 +1,293 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for packages/waterfall/src/utils.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">packages/waterfall/src/</a> utils.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">5.26% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/38</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/22</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/8</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">2.7% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/37</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41
+42
+43
+44
+45
+46
+47
+48
+49
+50
+51
+52
+53
+54
+55
+56
+57
+58
+59
+60
+61
+62
+63
+64
+65
+66
+67
+68
+69
+70
+71
+72
+73
+74
+75
+76
+77</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">export default <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span></span></span></span></span>
+  debounce(func, wait, immediate) {
+<span class="cstat-no" title="statement not covered" >    v</span>ar timeout, args, context, timestamp, result;
+<span class="cstat-no" title="statement not covered" >    r</span>eturn <span class="fstat-no" title="function not covered" >function() {</span>
+<span class="cstat-no" title="statement not covered" >      c</span>ontext = this;
+<span class="cstat-no" title="statement not covered" >      a</span>rgs = arguments;
+<span class="cstat-no" title="statement not covered" >      t</span>imestamp = new Date();
+<span class="cstat-no" title="statement not covered" >      v</span>ar later = <span class="fstat-no" title="function not covered" >function() {</span>
+<span class="cstat-no" title="statement not covered" >        v</span>ar last = (new Date()) - timestamp;
+<span class="cstat-no" title="statement not covered" >        if (last &lt; wait) {</span>
+<span class="cstat-no" title="statement not covered" >          t</span>imeout = setTimeout(later, wait - last);
+        } else {
+<span class="cstat-no" title="statement not covered" >          t</span>imeout = null;
+<span class="cstat-no" title="statement not covered" >          r</span>esult = func.apply(context, args);
+        }
+      };
+<span class="cstat-no" title="statement not covered" >      if (!timeout) {</span>
+<span class="cstat-no" title="statement not covered" >        t</span>imeout = setTimeout(later, wait);
+      }
+<span class="cstat-no" title="statement not covered" >      r</span>eturn result;
+    };
+  },
+&nbsp;
+  // 找到最近的触发滚动事件的元素
+  getScrollEventTarget(element) {
+<span class="cstat-no" title="statement not covered" >    v</span>ar currentNode = element;
+    // bugfix, see http://w3help.org/zh-cn/causes/SD9013 and http://stackoverflow.com/questions/17016740/onscroll-function-is-not-working-for-chrome
+<span class="cstat-no" title="statement not covered" >    while (currentNode &amp;&amp; currentNode.tagName !== 'HTML' &amp;&amp; currentNode.tagName !== 'BODY' &amp;&amp; currentNode.nodeType === 1) {</span>
+<span class="cstat-no" title="statement not covered" >      v</span>ar overflowY = this.getComputedStyle(currentNode).overflowY;
+<span class="cstat-no" title="statement not covered" >      if (overflowY === 'scroll' || overflowY === 'auto') {</span>
+<span class="cstat-no" title="statement not covered" >        r</span>eturn currentNode;
+      }
+<span class="cstat-no" title="statement not covered" >      c</span>urrentNode = currentNode.parentNode;
+    }
+<span class="cstat-no" title="statement not covered" >    r</span>eturn window;
+  },
+&nbsp;
+  // 判断元素是否被加入到页面节点内
+  isAttached(element) {
+<span class="cstat-no" title="statement not covered" >    v</span>ar currentNode = element.parentNode;
+<span class="cstat-no" title="statement not covered" >    while (currentNode) {</span>
+<span class="cstat-no" title="statement not covered" >      if (currentNode.tagName === 'HTML') {</span>
+<span class="cstat-no" title="statement not covered" >        r</span>eturn true;
+      }
+<span class="cstat-no" title="statement not covered" >      if (currentNode.nodeType === 11) {</span>
+<span class="cstat-no" title="statement not covered" >        r</span>eturn false;
+      }
+<span class="cstat-no" title="statement not covered" >      c</span>urrentNode = currentNode.parentNode;
+    }
+<span class="cstat-no" title="statement not covered" >    r</span>eturn false;
+  },
+&nbsp;
+  // 获取滚动高度
+  getScrollTop(element) {
+<span class="cstat-no" title="statement not covered" >    r</span>eturn 'scrollTop' in element ? element.scrollTop : element.pageYOffset;
+  },
+&nbsp;
+  // 获取元素距离顶部高度
+  getElementTop(element) {
+<span class="cstat-no" title="statement not covered" >    if (element === window) {</span>
+<span class="cstat-no" title="statement not covered" >      r</span>eturn this.getScrollTop(window);
+    }
+<span class="cstat-no" title="statement not covered" >    r</span>eturn element.getBoundingClientRect().top + this.getScrollTop(window);
+  },
+&nbsp;
+  getVisibleHeight(element) {
+<span class="cstat-no" title="statement not covered" >    if (element === window) {</span>
+<span class="cstat-no" title="statement not covered" >      r</span>eturn element.innerHeight;
+    }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    r</span>eturn element.getBoundingClientRect().height;
+  },
+&nbsp;
+  getComputedStyle: document.defaultView.getComputedStyle.bind(document.defaultView)
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/prettify.css b/test/unit/coverage/lcov-report/prettify.css
new file mode 100644
index 000000000..b317a7cda
--- /dev/null
+++ b/test/unit/coverage/lcov-report/prettify.css
@@ -0,0 +1 @@
+.pln{color:#000}@media screen{.str{color:#080}.kwd{color:#008}.com{color:#800}.typ{color:#606}.lit{color:#066}.pun,.opn,.clo{color:#660}.tag{color:#008}.atn{color:#606}.atv{color:#080}.dec,.var{color:#606}.fun{color:red}}@media print,projection{.str{color:#060}.kwd{color:#006;font-weight:bold}.com{color:#600;font-style:italic}.typ{color:#404;font-weight:bold}.lit{color:#044}.pun,.opn,.clo{color:#440}.tag{color:#006;font-weight:bold}.atn{color:#404}.atv{color:#060}}pre.prettyprint{padding:2px;border:1px solid #888}ol.linenums{margin-top:0;margin-bottom:0}li.L0,li.L1,li.L2,li.L3,li.L5,li.L6,li.L7,li.L8{list-style-type:none}li.L1,li.L3,li.L5,li.L7,li.L9{background:#eee}
diff --git a/test/unit/coverage/lcov-report/prettify.js b/test/unit/coverage/lcov-report/prettify.js
new file mode 100644
index 000000000..ef51e0386
--- /dev/null
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diff --git a/test/unit/coverage/lcov-report/sorter.js b/test/unit/coverage/lcov-report/sorter.js
new file mode 100644
index 000000000..6c5034e40
--- /dev/null
+++ b/test/unit/coverage/lcov-report/sorter.js
@@ -0,0 +1,158 @@
+var addSorting = (function () {
+    "use strict";
+    var cols,
+        currentSort = {
+            index: 0,
+            desc: false
+        };
+
+    // returns the summary table element
+    function getTable() { return document.querySelector('.coverage-summary'); }
+    // returns the thead element of the summary table
+    function getTableHeader() { return getTable().querySelector('thead tr'); }
+    // returns the tbody element of the summary table
+    function getTableBody() { return getTable().querySelector('tbody'); }
+    // returns the th element for nth column
+    function getNthColumn(n) { return getTableHeader().querySelectorAll('th')[n]; }
+
+    // loads all columns
+    function loadColumns() {
+        var colNodes = getTableHeader().querySelectorAll('th'),
+            colNode,
+            cols = [],
+            col,
+            i;
+
+        for (i = 0; i < colNodes.length; i += 1) {
+            colNode = colNodes[i];
+            col = {
+                key: colNode.getAttribute('data-col'),
+                sortable: !colNode.getAttribute('data-nosort'),
+                type: colNode.getAttribute('data-type') || 'string'
+            };
+            cols.push(col);
+            if (col.sortable) {
+                col.defaultDescSort = col.type === 'number';
+                colNode.innerHTML = colNode.innerHTML + '<span class="sorter"></span>';
+            }
+        }
+        return cols;
+    }
+    // attaches a data attribute to every tr element with an object
+    // of data values keyed by column name
+    function loadRowData(tableRow) {
+        var tableCols = tableRow.querySelectorAll('td'),
+            colNode,
+            col,
+            data = {},
+            i,
+            val;
+        for (i = 0; i < tableCols.length; i += 1) {
+            colNode = tableCols[i];
+            col = cols[i];
+            val = colNode.getAttribute('data-value');
+            if (col.type === 'number') {
+                val = Number(val);
+            }
+            data[col.key] = val;
+        }
+        return data;
+    }
+    // loads all row data
+    function loadData() {
+        var rows = getTableBody().querySelectorAll('tr'),
+            i;
+
+        for (i = 0; i < rows.length; i += 1) {
+            rows[i].data = loadRowData(rows[i]);
+        }
+    }
+    // sorts the table using the data for the ith column
+    function sortByIndex(index, desc) {
+        var key = cols[index].key,
+            sorter = function (a, b) {
+                a = a.data[key];
+                b = b.data[key];
+                return a < b ? -1 : a > b ? 1 : 0;
+            },
+            finalSorter = sorter,
+            tableBody = document.querySelector('.coverage-summary tbody'),
+            rowNodes = tableBody.querySelectorAll('tr'),
+            rows = [],
+            i;
+
+        if (desc) {
+            finalSorter = function (a, b) {
+                return -1 * sorter(a, b);
+            };
+        }
+
+        for (i = 0; i < rowNodes.length; i += 1) {
+            rows.push(rowNodes[i]);
+            tableBody.removeChild(rowNodes[i]);
+        }
+
+        rows.sort(finalSorter);
+
+        for (i = 0; i < rows.length; i += 1) {
+            tableBody.appendChild(rows[i]);
+        }
+    }
+    // removes sort indicators for current column being sorted
+    function removeSortIndicators() {
+        var col = getNthColumn(currentSort.index),
+            cls = col.className;
+
+        cls = cls.replace(/ sorted$/, '').replace(/ sorted-desc$/, '');
+        col.className = cls;
+    }
+    // adds sort indicators for current column being sorted
+    function addSortIndicators() {
+        getNthColumn(currentSort.index).className += currentSort.desc ? ' sorted-desc' : ' sorted';
+    }
+    // adds event listeners for all sorter widgets
+    function enableUI() {
+        var i,
+            el,
+            ithSorter = function ithSorter(i) {
+                var col = cols[i];
+
+                return function () {
+                    var desc = col.defaultDescSort;
+
+                    if (currentSort.index === i) {
+                        desc = !currentSort.desc;
+                    }
+                    sortByIndex(i, desc);
+                    removeSortIndicators();
+                    currentSort.index = i;
+                    currentSort.desc = desc;
+                    addSortIndicators();
+                };
+            };
+        for (i =0 ; i < cols.length; i += 1) {
+            if (cols[i].sortable) {
+                // add the click event handler on the th so users
+                // dont have to click on those tiny arrows
+                el = getNthColumn(i).querySelector('.sorter').parentElement;
+                if (el.addEventListener) {
+                    el.addEventListener('click', ithSorter(i));
+                } else {
+                    el.attachEvent('onclick', ithSorter(i));
+                }
+            }
+        }
+    }
+    // adds sorting functionality to the UI
+    return function () {
+        if (!getTable()) {
+            return;
+        }
+        cols = loadColumns();
+        loadData(cols);
+        addSortIndicators();
+        enableUI();
+    };
+})();
+
+window.addEventListener('load', addSorting);
diff --git a/test/unit/coverage/lcov-report/src/index.html b/test/unit/coverage/lcov-report/src/index.html
new file mode 100644
index 000000000..d2ccfa8b7
--- /dev/null
+++ b/test/unit/coverage/lcov-report/src/index.html
@@ -0,0 +1,97 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for src/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../prettify.css" />
+    <link rel="stylesheet" href="../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../index.html">all files</a> src/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">68.06% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>49/72</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">70% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>7/10</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">50% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">54.17% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>26/48</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line medium'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file medium" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="68.06" class="pic medium"><div class="chart"><div class="cover-fill" style="width: 68%;"></div><div class="cover-empty" style="width:32%;"></div></div></td>
+	<td data-value="68.06" class="pct medium">68.06%</td>
+	<td data-value="72" class="abs medium">49/72</td>
+	<td data-value="70" class="pct medium">70%</td>
+	<td data-value="10" class="abs medium">7/10</td>
+	<td data-value="50" class="pct medium">50%</td>
+	<td data-value="2" class="abs medium">1/2</td>
+	<td data-value="54.17" class="pct medium">54.17%</td>
+	<td data-value="48" class="abs medium">26/48</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/src/index.js.html b/test/unit/coverage/lcov-report/src/index.js.html
new file mode 100644
index 000000000..18587284d
--- /dev/null
+++ b/test/unit/coverage/lcov-report/src/index.js.html
@@ -0,0 +1,309 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for src/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../prettify.css" />
+    <link rel="stylesheet" href="../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../index.html">all files</a> / <a href="index.html">src/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">68.06% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>49/72</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">70% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>7/10</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">50% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/2</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">54.17% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>26/48</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line medium'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
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+8
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+10
+11
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+18
+19
+20
+21
+22
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+24
+25
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+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
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+45
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+67
+68
+69
+70
+71
+72
+73
+74
+75
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+77
+78
+79
+80
+81</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Button from '../packages/button/index.js';
+import Switch from '../packages/switch/index.js';
+import Field from '../packages/field/index.js';
+import Radio from '../packages/radio/index.js';
+import Cell from '../packages/cell/index.js';
+import Icon from '../packages/icon/index.js';
+import CellGroup from '../packages/cell-group/index.js';
+import Popup from '../packages/popup/index.js';
+import Dialog from '../packages/dialog/index.js';
+import Picker from '../packages/picker/index.js';
+import RadioGroup from '../packages/radio-group/index.js';
+import Waterfall from '../packages/waterfall/index.js';
+import Loading from '../packages/loading/index.js';
+import Panel from '../packages/panel/index.js';
+import Card from '../packages/card/index.js';
+import Steps from '../packages/steps/index.js';
+import Tag from '../packages/tag/index.js';
+import Checkbox from '../packages/checkbox/index.js';
+import CheckboxGroup from '../packages/checkbox-group/index.js';
+import BadgeGroup from '../packages/badge-group/index.js';
+import Badge from '../packages/badge/index.js';
+import Search from '../packages/search/index.js';
+&nbsp;
+const install = <span class="fstat-no" title="function not covered" >function(Vue) {</span>
+<span class="cstat-no" title="statement not covered" >  if (install.installed) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(Button.name, Button);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(Switch.name, Switch);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(Field.name, Field);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(Radio.name, Radio);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(Cell.name, Cell);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(Icon.name, Icon);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(CellGroup.name, CellGroup);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(Popup.name, Popup);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(Picker.name, Picker);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(RadioGroup.name, RadioGroup);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(Loading.name, Loading);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(Panel.name, Panel);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(Card.name, Card);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(Steps.name, Steps);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(Tag.name, Tag);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(Checkbox.name, Checkbox);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(CheckboxGroup.name, CheckboxGroup);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(BadgeGroup.name, BadgeGroup);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(Badge.name, Badge);
+<span class="cstat-no" title="statement not covered" >  V</span>ue.component(Search.name, Search);
+};
+&nbsp;
+// auto install
+<span class="missing-if-branch" title="if path not taken" >I</span>if (typeof window !== 'undefined' &amp;&amp; window.Vue) {
+<span class="cstat-no" title="statement not covered" >  i</span>nstall(window.Vue);
+}
+&nbsp;
+module.exports = {
+  install,
+  version: '0.0.7',
+  Button,
+  Switch,
+  Field,
+  Radio,
+  Cell,
+  Icon,
+  CellGroup,
+  Popup,
+  Dialog,
+  Picker,
+  RadioGroup,
+  Waterfall,
+  Loading,
+  Panel,
+  Card,
+  Steps,
+  Tag,
+  Checkbox,
+  CheckboxGroup,
+  BadgeGroup,
+  Badge,
+  Search
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/src/mixins/findParent.js.html b/test/unit/coverage/lcov-report/src/mixins/findParent.js.html
new file mode 100644
index 000000000..43d59e092
--- /dev/null
+++ b/test/unit/coverage/lcov-report/src/mixins/findParent.js.html
@@ -0,0 +1,134 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for src/mixins/findParent.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">src/mixins/</a> findParent.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">18.18% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/11</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">11.11% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/9</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">/**
+ * 根据父组件名找到对应`parent`
+ */
+export default {
+  methods: <span class="fstat-no" title="function not covered" >{</span>
+    findParentByComponentName(name) {
+<span class="cstat-no" title="statement not covered" >      if (this.parentGroup) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      l</span>et parent = this.$parent;
+<span class="cstat-no" title="statement not covered" >      while (parent) {</span>
+<span class="cstat-no" title="statement not covered" >        if (parent.$options.name === name) {</span>
+<span class="cstat-no" title="statement not covered" >          t</span>his.parentGroup = parent;
+<span class="cstat-no" title="statement not covered" >          b</span>reak;
+        } else {
+<span class="cstat-no" title="statement not covered" >          p</span>arent = parent.$parent;
+        }
+      }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      r</span>eturn this.parentGroup;
+    }
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/src/mixins/index.html b/test/unit/coverage/lcov-report/src/mixins/index.html
new file mode 100644
index 000000000..9e4c3a589
--- /dev/null
+++ b/test/unit/coverage/lcov-report/src/mixins/index.html
@@ -0,0 +1,93 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for src/mixins/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> src/mixins/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">18.18% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/11</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">11.11% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/9</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file low" data-value="findParent.js"><a href="findParent.js.html">findParent.js</a></td>
+	<td data-value="18.18" class="pic low"><div class="chart"><div class="cover-fill" style="width: 18%;"></div><div class="cover-empty" style="width:82%;"></div></div></td>
+	<td data-value="18.18" class="pct low">18.18%</td>
+	<td data-value="11" class="abs low">2/11</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="4" class="abs low">0/4</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="1" class="abs low">0/1</td>
+	<td data-value="11.11" class="pct low">11.11%</td>
+	<td data-value="9" class="abs low">1/9</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/src/mixins/popup/index.html b/test/unit/coverage/lcov-report/src/mixins/popup/index.html
new file mode 100644
index 000000000..864b5eaf3
--- /dev/null
+++ b/test/unit/coverage/lcov-report/src/mixins/popup/index.html
@@ -0,0 +1,106 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for src/mixins/popup/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> src/mixins/popup/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">14.18% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>19/134</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">4.88% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/82</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">4.76% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/21</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">10% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>12/120</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file low" data-value="index.js"><a href="index.js.html">index.js</a></td>
+	<td data-value="18.18" class="pic low"><div class="chart"><div class="cover-fill" style="width: 18%;"></div><div class="cover-empty" style="width:82%;"></div></div></td>
+	<td data-value="18.18" class="pct low">18.18%</td>
+	<td data-value="66" class="abs low">12/66</td>
+	<td data-value="10.26" class="pct low">10.26%</td>
+	<td data-value="39" class="abs low">4/39</td>
+	<td data-value="10" class="pct low">10%</td>
+	<td data-value="10" class="abs low">1/10</td>
+	<td data-value="10.71" class="pct low">10.71%</td>
+	<td data-value="56" class="abs low">6/56</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="popup-manager.js"><a href="popup-manager.js.html">popup-manager.js</a></td>
+	<td data-value="10.29" class="pic low"><div class="chart"><div class="cover-fill" style="width: 10%;"></div><div class="cover-empty" style="width:90%;"></div></div></td>
+	<td data-value="10.29" class="pct low">10.29%</td>
+	<td data-value="68" class="abs low">7/68</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="43" class="abs low">0/43</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="11" class="abs low">0/11</td>
+	<td data-value="9.38" class="pct low">9.38%</td>
+	<td data-value="64" class="abs low">6/64</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/src/mixins/popup/index.js.html b/test/unit/coverage/lcov-report/src/mixins/popup/index.js.html
new file mode 100644
index 000000000..2e8f0a0b0
--- /dev/null
+++ b/test/unit/coverage/lcov-report/src/mixins/popup/index.js.html
@@ -0,0 +1,539 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for src/mixins/popup/index.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">src/mixins/popup/</a> index.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">18.18% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>12/66</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">10.26% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>4/39</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">10% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/10</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">10.71% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>6/56</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41
+42
+43
+44
+45
+46
+47
+48
+49
+50
+51
+52
+53
+54
+55
+56
+57
+58
+59
+60
+61
+62
+63
+64
+65
+66
+67
+68
+69
+70
+71
+72
+73
+74
+75
+76
+77
+78
+79
+80
+81
+82
+83
+84
+85
+86
+87
+88
+89
+90
+91
+92
+93
+94
+95
+96
+97
+98
+99
+100
+101
+102
+103
+104
+105
+106
+107
+108
+109
+110
+111
+112
+113
+114
+115
+116
+117
+118
+119
+120
+121
+122
+123
+124
+125
+126
+127
+128
+129
+130
+131
+132
+133
+134
+135
+136
+137
+138
+139
+140
+141
+142
+143
+144
+145
+146
+147
+148
+149
+150
+151
+152
+153
+154
+155
+156
+157
+158
+159</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
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+<span class="cline-any cline-neutral">&nbsp;</span>
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+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Vue from 'vue';
+import merge from 'src/utils/merge';
+import PopupManager from './popup-manager';
+&nbsp;
+let idSeed = 1;
+&nbsp;
+const getDOM = <span class="fstat-no" title="function not covered" >function(dom) {</span>
+<span class="cstat-no" title="statement not covered" >  if (dom.nodeType === 3) {</span>
+<span class="cstat-no" title="statement not covered" >    d</span>om = dom.nextElementSibling || dom.nextSibling;
+<span class="cstat-no" title="statement not covered" >    g</span>etDOM(dom);
+  }
+<span class="cstat-no" title="statement not covered" >  r</span>eturn dom;
+};
+&nbsp;
+export default <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span></span>
+  props: {
+    /**
+     * popup当前显示状态
+     */
+    value: {
+      type: Boolean,
+      default: false
+    },
+    /**
+     * 是否显示遮罩层
+     */
+    overlay: {
+      type: Boolean,
+      default: false
+    },
+    /**
+     * 点击遮罩层是否关闭popup
+     */
+    closeOnClickOverlay: {
+      type: Boolean,
+      default: false
+    },
+    zIndex: [String, Number],
+    /**
+     * popup滚动时是否body内容也滚动
+     * 默认为不滚动
+     */
+    lockOnScroll: {
+      type: Boolean,
+      default: true
+    }
+  },
+&nbsp;
+  watch: <span class="fstat-no" title="function not covered" >{</span>
+    value(val) {
+<span class="cstat-no" title="statement not covered" >      if (val) {</span>
+<span class="cstat-no" title="statement not covered" >        if (this.opening) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+<span class="cstat-no" title="statement not covered" >        t</span>his.open();
+      } else {
+<span class="cstat-no" title="statement not covered" >        if (this.closing) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+<span class="cstat-no" title="statement not covered" >        t</span>his.close();
+      }
+    }
+  },
+&nbsp;
+  beforeMount() {
+<span class="cstat-no" title="statement not covered" >    t</span>his._popupId = 'popup-' + idSeed++;
+<span class="cstat-no" title="statement not covered" >    P</span>opupManager.register(this._popupId, this);
+  },
+&nbsp;
+  data() {
+<span class="cstat-no" title="statement not covered" >    r</span>eturn {
+      opening: false,
+      opened: false,
+      closing: false,
+      bodyOverflow: null
+    };
+  },
+&nbsp;
+  methods: <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span></span>
+    /**
+     * 显示popup
+     */
+    open(options) {
+<span class="cstat-no" title="statement not covered" >      if (this.opened) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      t</span>his.opening = true;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      t</span>his.$emit('input', true);
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      c</span>onst dom = getDOM(this.$el);
+<span class="cstat-no" title="statement not covered" >      c</span>onst props = merge({}, this, options);
+<span class="cstat-no" title="statement not covered" >      c</span>onst zIndex = props.zIndex;
+&nbsp;
+      // 如果属性中传入了`zIndex`，则覆盖`PopupManager`中对应的`zIndex`
+<span class="cstat-no" title="statement not covered" >      if (zIndex) {</span>
+<span class="cstat-no" title="statement not covered" >        P</span>opupManager.zIndex = zIndex;
+      }
+&nbsp;
+      // 如果显示遮罩层
+<span class="cstat-no" title="statement not covered" >      if (this.overlay) {</span>
+<span class="cstat-no" title="statement not covered" >        if (this.closing) {</span>
+<span class="cstat-no" title="statement not covered" >          P</span>opupManager.closeModal(this._popupId);
+<span class="cstat-no" title="statement not covered" >          t</span>his.closing = false;
+        }
+<span class="cstat-no" title="statement not covered" >        P</span>opupManager.openModal(this._popupId, PopupManager.nextZIndex(), dom);
+&nbsp;
+        // 如果滚动时需要锁定
+<span class="cstat-no" title="statement not covered" >        if (this.lockOnScroll) {</span>
+          // 将原来的`bodyOverflow`存起来
+<span class="cstat-no" title="statement not covered" >          if (!this.bodyOverflow) {</span>
+<span class="cstat-no" title="statement not covered" >            t</span>his.bodyOverflow = document.body.style.overflow;
+          }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >          d</span>ocument.body.style.overlay = 'hidden';
+        }
+      }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      d</span>om.style.zIndex = PopupManager.nextZIndex();
+<span class="cstat-no" title="statement not covered" >      t</span>his.opened = true;
+<span class="cstat-no" title="statement not covered" >      t</span>his.opening = false;
+    },
+&nbsp;
+    /**
+     * 关闭popup
+     */
+    close() <span class="cstat-no" title="statement not covered" >{</span>
+<span class="cstat-no" title="statement not covered" >      if (this.closing) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      t</span>his.closing = true;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      t</span>his.$emit('input', false);
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      if (this.lockOnScroll) {</span>
+<span class="cstat-no" title="statement not covered" >        s</span>etTimeout(<span class="fstat-no" title="function not covered" >() =&gt; {</span>
+<span class="cstat-no" title="statement not covered" >          if (this.modal &amp;&amp; this.bodyOverflow !== 'hidden') {</span>
+<span class="cstat-no" title="statement not covered" >            d</span>ocument.body.style.overflow = this.bodyOverflow;
+          }
+<span class="cstat-no" title="statement not covered" >          t</span>his.bodyOverflow = null;
+        }, 200);
+      }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >      t</span>his.opened = false;
+<span class="cstat-no" title="statement not covered" >      t</span>his.doAfterClose();
+    },
+&nbsp;
+    doAfterClose() {
+<span class="cstat-no" title="statement not covered" >      t</span>his.closing = false;
+<span class="cstat-no" title="statement not covered" >      P</span>opupManager.closeModal(this._popupId);
+    }
+  },
+&nbsp;
+  beforeDestroy() {
+<span class="cstat-no" title="statement not covered" >    P</span>opupManager.deregister(this._popupId);
+<span class="cstat-no" title="statement not covered" >    P</span>opupManager.closeModal(this._popupId);
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (this.modal &amp;&amp; this.bodyOverflow !== null &amp;&amp; this.bodyOverflow !== 'hidden') {</span>
+<span class="cstat-no" title="statement not covered" >      d</span>ocument.body.style.overflow = this.bodyOverflow;
+    }
+<span class="cstat-no" title="statement not covered" >    t</span>his.bodyOverflow = null;
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/src/mixins/popup/popup-manager.js.html b/test/unit/coverage/lcov-report/src/mixins/popup/popup-manager.js.html
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+++ b/test/unit/coverage/lcov-report/src/mixins/popup/popup-manager.js.html
@@ -0,0 +1,464 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for src/mixins/popup/popup-manager.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../../prettify.css" />
+    <link rel="stylesheet" href="../../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../../index.html">all files</a> / <a href="index.html">src/mixins/popup/</a> popup-manager.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">10.29% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>7/68</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/43</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/11</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">9.38% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>6/64</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
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+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
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+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import { addClass, removeClass } from 'src/utils/dom';
+&nbsp;
+let hasModal = false;
+&nbsp;
+const getModal = <span class="fstat-no" title="function not covered" >function() {</span>
+<span class="cstat-no" title="statement not covered" >  l</span>et modalDom = PopupManager.modalDom;
+<span class="cstat-no" title="statement not covered" >  if (modalDom) {</span>
+<span class="cstat-no" title="statement not covered" >    h</span>asModal = true;
+  } else {
+<span class="cstat-no" title="statement not covered" >    h</span>asModal = false;
+<span class="cstat-no" title="statement not covered" >    m</span>odalDom = document.createElement('div');
+<span class="cstat-no" title="statement not covered" >    P</span>opupManager.modalDom = modalDom;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    m</span>odalDom.addEventListener('touchmove', <span class="fstat-no" title="function not covered" >function(event) {</span>
+<span class="cstat-no" title="statement not covered" >      e</span>vent.preventDefault();
+<span class="cstat-no" title="statement not covered" >      e</span>vent.stopPropagation();
+    });
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    m</span>odalDom.addEventListener('click', <span class="fstat-no" title="function not covered" >function() {</span>
+<span class="cstat-no" title="statement not covered" >      P</span>opupManager.handleOverlayClick &amp;&amp; PopupManager.handleOverlayClick();
+    });
+  }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >  r</span>eturn modalDom;
+};
+&nbsp;
+const instances = {};
+&nbsp;
+const PopupManager = <span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" ><span class="fstat-no" title="function not covered" >{</span></span></span></span></span></span></span>
+  zIndex: 2000,
+&nbsp;
+  modalStack: [],
+&nbsp;
+  nextZIndex() {
+<span class="cstat-no" title="statement not covered" >    r</span>eturn this.zIndex++;
+  },
+&nbsp;
+  getInstance(id) {
+<span class="cstat-no" title="statement not covered" >    r</span>eturn instances[id];
+  },
+&nbsp;
+  register(id, instance) {
+<span class="cstat-no" title="statement not covered" >    if (id &amp;&amp; instance) {</span>
+<span class="cstat-no" title="statement not covered" >      i</span>nstances[id] = instance;
+    }
+  },
+&nbsp;
+  deregister(id) {
+<span class="cstat-no" title="statement not covered" >    if (id) {</span>
+<span class="cstat-no" title="statement not covered" >      i</span>nstances[id] = null;
+<span class="cstat-no" title="statement not covered" >      d</span>elete instances[id];
+    }
+  },
+&nbsp;
+  /**
+   * 遮罩层点击回调，`closeOnClickOverlay`为`true`时会关闭当前`popup`
+   */
+  handleOverlayClick() {
+<span class="cstat-no" title="statement not covered" >    c</span>onst topModal = PopupManager.modalStack[PopupManager.modalStack.length - 1];
+<span class="cstat-no" title="statement not covered" >    if (!topModal) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    c</span>onst instance = PopupManager.getInstance(topModal.id);
+<span class="cstat-no" title="statement not covered" >    if (instance &amp;&amp; instance.closeOnClickOverlay) {</span>
+<span class="cstat-no" title="statement not covered" >      i</span>nstance.close();
+    }
+  },
+&nbsp;
+  openModal(id, zIndex, dom) {
+<span class="cstat-no" title="statement not covered" >    if (!id || zIndex === undefined) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    c</span>onst modalStack = this.modalStack;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    for (let i = 0, len = modalStack.length; i &lt; len; i++) {</span>
+<span class="cstat-no" title="statement not covered" >      c</span>onst item = modalStack[i];
+<span class="cstat-no" title="statement not covered" >      if (item.id === id) {</span>
+<span class="cstat-no" title="statement not covered" >        r</span>eturn;
+      }
+    }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    c</span>onst modalDom = getModal();
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    a</span>ddClass(modalDom, 'zan-modal');
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (dom &amp;&amp; dom.parentNode &amp;&amp; dom.parentNode.nodeType !== 11) {</span>
+<span class="cstat-no" title="statement not covered" >      d</span>om.parentNode.appendChild(modalDom);
+    } else {
+<span class="cstat-no" title="statement not covered" >      d</span>ocument.body.appendChild(modalDom);
+    }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (zIndex) {</span>
+<span class="cstat-no" title="statement not covered" >      m</span>odalDom.style.zIndex = zIndex;
+    }
+<span class="cstat-no" title="statement not covered" >    m</span>odalDom.style.display = '';
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    t</span>his.modalStack.push({ id: id, zIndex: zIndex });
+  },
+&nbsp;
+  closeModal(id) <span class="cstat-no" title="statement not covered" >{</span>
+<span class="cstat-no" title="statement not covered" >    c</span>onst modalStack = this.modalStack;
+<span class="cstat-no" title="statement not covered" >    c</span>onst modalDom = getModal();
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (modalStack.length &gt; 0) {</span>
+<span class="cstat-no" title="statement not covered" >      c</span>onst topItem = modalStack[modalStack.length - 1];
+<span class="cstat-no" title="statement not covered" >      if (topItem.id === id) {</span>
+<span class="cstat-no" title="statement not covered" >        m</span>odalStack.pop();
+<span class="cstat-no" title="statement not covered" >        if (modalStack.length &gt; 0) {</span>
+<span class="cstat-no" title="statement not covered" >          m</span>odalDom.style.zIndex = modalStack[modalStack.length - 1].zIndex;
+        }
+      } else {
+<span class="cstat-no" title="statement not covered" >        for (let i = modalStack.length - 1; i &gt;= 0; i--) {</span>
+<span class="cstat-no" title="statement not covered" >          if (modalStack[i].id === id) {</span>
+<span class="cstat-no" title="statement not covered" >            m</span>odalStack.splice(i, 1);
+<span class="cstat-no" title="statement not covered" >            b</span>reak;
+          }
+        }
+      }
+    }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (modalStack.length === 0) {</span>
+<span class="cstat-no" title="statement not covered" >      s</span>etTimeout(<span class="fstat-no" title="function not covered" >() =&gt; {</span>
+<span class="cstat-no" title="statement not covered" >        if (modalStack.length === 0) {</span>
+<span class="cstat-no" title="statement not covered" >          if (modalDom.parentNode) <span class="cstat-no" title="statement not covered" >m</span></span>odalDom.parentNode.removeChild(modalDom);
+&nbsp;
+<span class="cstat-no" title="statement not covered" >          m</span>odalDom.style.display = 'none';
+<span class="cstat-no" title="statement not covered" >          t</span>his.modalDom = null;
+        }
+      }, 200);
+    }
+  }
+};
+&nbsp;
+export default PopupManager;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/src/utils/dom.js.html b/test/unit/coverage/lcov-report/src/utils/dom.js.html
new file mode 100644
index 000000000..5783903b0
--- /dev/null
+++ b/test/unit/coverage/lcov-report/src/utils/dom.js.html
@@ -0,0 +1,239 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for src/utils/dom.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">src/utils/</a> dom.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">18.18% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>8/44</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/34</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">14.29% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>5/35</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
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+59</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
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+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
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+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
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+<span class="cline-any cline-no">&nbsp;</span>
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+<span class="cline-any cline-neutral">&nbsp;</span>
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+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
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+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">const trim = <span class="fstat-no" title="function not covered" >function(string) {</span>
+<span class="cstat-no" title="statement not covered" >  r</span>eturn (string || '').replace(/^[\s\uFEFF]+|[\s\uFEFF]+$/g, '');
+};
+&nbsp;
+export <span class="fstat-no" title="function not covered" >function hasClass(el, cls) {</span>
+<span class="cstat-no" title="statement not covered" >  if (!el || !cls) <span class="cstat-no" title="statement not covered" >r</span></span>eturn false;
+<span class="cstat-no" title="statement not covered" >  if (cls.indexOf(' ') !== -1) <span class="cstat-no" title="statement not covered" >t</span></span>hrow new Error('className should not contain space.');
+<span class="cstat-no" title="statement not covered" >  if (el.classList) {</span>
+<span class="cstat-no" title="statement not covered" >    r</span>eturn el.classList.contains(cls);
+  } else {
+<span class="cstat-no" title="statement not covered" >    r</span>eturn (' ' + el.className + ' ').indexOf(' ' + cls + ' ') &gt; -1;
+  }
+};
+&nbsp;
+export <span class="fstat-no" title="function not covered" >function addClass(el, cls) {</span>
+<span class="cstat-no" title="statement not covered" >  if (!el) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+<span class="cstat-no" title="statement not covered" >  v</span>ar curClass = el.className;
+<span class="cstat-no" title="statement not covered" >  v</span>ar classes = (cls || '').split(' ');
+&nbsp;
+<span class="cstat-no" title="statement not covered" >  for (var i = 0, j = classes.length; i &lt; j; i++) {</span>
+<span class="cstat-no" title="statement not covered" >    v</span>ar clsName = classes[i];
+<span class="cstat-no" title="statement not covered" >    if (!clsName) <span class="cstat-no" title="statement not covered" >c</span></span>ontinue;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (el.classList) {</span>
+<span class="cstat-no" title="statement not covered" >      e</span>l.classList.add(clsName);
+    } else {
+<span class="cstat-no" title="statement not covered" >      if (!hasClass(el, clsName)) {</span>
+<span class="cstat-no" title="statement not covered" >        c</span>urClass += ' ' + clsName;
+      }
+    }
+  }
+<span class="cstat-no" title="statement not covered" >  if (!el.classList) {</span>
+<span class="cstat-no" title="statement not covered" >    e</span>l.className = curClass;
+  }
+};
+&nbsp;
+export <span class="fstat-no" title="function not covered" >function removeClass(el, cls) {</span>
+<span class="cstat-no" title="statement not covered" >  if (!el || !cls) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+<span class="cstat-no" title="statement not covered" >  v</span>ar classes = cls.split(' ');
+<span class="cstat-no" title="statement not covered" >  v</span>ar curClass = ' ' + el.className + ' ';
+&nbsp;
+<span class="cstat-no" title="statement not covered" >  for (var i = 0, j = classes.length; i &lt; j; i++) {</span>
+<span class="cstat-no" title="statement not covered" >    v</span>ar clsName = classes[i];
+<span class="cstat-no" title="statement not covered" >    if (!clsName) <span class="cstat-no" title="statement not covered" >c</span></span>ontinue;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (el.classList) {</span>
+<span class="cstat-no" title="statement not covered" >      e</span>l.classList.remove(clsName);
+    } else {
+<span class="cstat-no" title="statement not covered" >      if (hasClass(el, clsName)) {</span>
+<span class="cstat-no" title="statement not covered" >        c</span>urClass = curClass.replace(' ' + clsName + ' ', ' ');
+      }
+    }
+  }
+<span class="cstat-no" title="statement not covered" >  if (!el.classList) {</span>
+<span class="cstat-no" title="statement not covered" >    e</span>l.className = trim(curClass);
+  }
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/src/utils/index.html b/test/unit/coverage/lcov-report/src/utils/index.html
new file mode 100644
index 000000000..310734535
--- /dev/null
+++ b/test/unit/coverage/lcov-report/src/utils/index.html
@@ -0,0 +1,123 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for src/utils/</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> src/utils/
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">33.06% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>40/121</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">9.8% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>10/102</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">11.11% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/9</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">31.68% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>32/101</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<div class="pad1">
+<table class="coverage-summary">
+<thead>
+<tr>
+   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>
+   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>
+   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>
+   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>
+   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>
+   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>
+   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>
+   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>
+</tr>
+</thead>
+<tbody><tr>
+	<td class="file low" data-value="dom.js"><a href="dom.js.html">dom.js</a></td>
+	<td data-value="18.18" class="pic low"><div class="chart"><div class="cover-fill" style="width: 18%;"></div><div class="cover-empty" style="width:82%;"></div></div></td>
+	<td data-value="18.18" class="pct low">18.18%</td>
+	<td data-value="44" class="abs low">8/44</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="34" class="abs low">0/34</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="4" class="abs low">0/4</td>
+	<td data-value="14.29" class="pct low">14.29%</td>
+	<td data-value="35" class="abs low">5/35</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="merge.js"><a href="merge.js.html">merge.js</a></td>
+	<td data-value="16.67" class="pic low"><div class="chart"><div class="cover-fill" style="width: 16%;"></div><div class="cover-empty" style="width:84%;"></div></div></td>
+	<td data-value="16.67" class="pct low">16.67%</td>
+	<td data-value="12" class="abs low">2/12</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="6" class="abs low">0/6</td>
+	<td data-value="0" class="pct low">0%</td>
+	<td data-value="1" class="abs low">0/1</td>
+	<td data-value="10" class="pct low">10%</td>
+	<td data-value="10" class="abs low">1/10</td>
+	</tr>
+
+<tr>
+	<td class="file low" data-value="transition.js"><a href="transition.js.html">transition.js</a></td>
+	<td data-value="46.15" class="pic low"><div class="chart"><div class="cover-fill" style="width: 46%;"></div><div class="cover-empty" style="width:54%;"></div></div></td>
+	<td data-value="46.15" class="pct low">46.15%</td>
+	<td data-value="65" class="abs low">30/65</td>
+	<td data-value="16.13" class="pct low">16.13%</td>
+	<td data-value="62" class="abs low">10/62</td>
+	<td data-value="25" class="pct low">25%</td>
+	<td data-value="4" class="abs low">1/4</td>
+	<td data-value="46.43" class="pct low">46.43%</td>
+	<td data-value="56" class="abs low">26/56</td>
+	</tr>
+
+</tbody>
+</table>
+</div><div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/src/utils/merge.js.html b/test/unit/coverage/lcov-report/src/utils/merge.js.html
new file mode 100644
index 000000000..e9136ebb7
--- /dev/null
+++ b/test/unit/coverage/lcov-report/src/utils/merge.js.html
@@ -0,0 +1,113 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for src/utils/merge.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">src/utils/</a> merge.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">16.67% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>2/12</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>0/6</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">0% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>0/1</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">10% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>1/10</span>
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17</td><td class="line-coverage quiet"><span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">export default <span class="fstat-no" title="function not covered" >function(target, ...<span class="cstat-no" title="statement not covered" >sources) <span class="cstat-no" title="statement not covered" >{</span></span></span>
+<span class="cstat-no" title="statement not covered" >  for (let i = 0; i &lt; sources.length; i++) {</span>
+<span class="cstat-no" title="statement not covered" >    l</span>et source = sources[i] || {};
+<span class="cstat-no" title="statement not covered" >    for (let prop in source) {</span>
+<span class="cstat-no" title="statement not covered" >      if (source.hasOwnProperty(prop)) {</span>
+<span class="cstat-no" title="statement not covered" >        l</span>et value = source[prop];
+<span class="cstat-no" title="statement not covered" >        if (value !== undefined) {</span>
+<span class="cstat-no" title="statement not covered" >          t</span>arget[prop] = value;
+        }
+      }
+    }
+  }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >  r</span>eturn target;
+};
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov-report/src/utils/transition.js.html b/test/unit/coverage/lcov-report/src/utils/transition.js.html
new file mode 100644
index 000000000..6e3ec62af
--- /dev/null
+++ b/test/unit/coverage/lcov-report/src/utils/transition.js.html
@@ -0,0 +1,372 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Code coverage report for src/utils/transition.js</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="../../prettify.css" />
+    <link rel="stylesheet" href="../../base.css" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(../../sort-arrow-sprite.png);
+        }
+    </style>
+</head>
+<body>
+<div class='wrapper'>
+  <div class='pad1'>
+    <h1>
+      <a href="../../index.html">all files</a> / <a href="index.html">src/utils/</a> transition.js
+    </h1>
+    <div class='clearfix'>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">46.15% </span>
+        <span class="quiet">Statements</span>
+        <span class='fraction'>30/65</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">16.13% </span>
+        <span class="quiet">Branches</span>
+        <span class='fraction'>10/62</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">25% </span>
+        <span class="quiet">Functions</span>
+        <span class='fraction'>1/4</span>
+      </div>
+      <div class='fl pad1y space-right2'>
+        <span class="strong">46.43% </span>
+        <span class="quiet">Lines</span>
+        <span class='fraction'>26/56</span>
+      </div>
+      <div class='fl pad1y'>
+        <span class="strong">1 branch</span>
+        <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+      </div>
+    </div>
+  </div>
+  <div class='status-line low'></div>
+<pre><table class="coverage">
+<tr><td class="line-count quiet">1
+2
+3
+4
+5
+6
+7
+8
+9
+10
+11
+12
+13
+14
+15
+16
+17
+18
+19
+20
+21
+22
+23
+24
+25
+26
+27
+28
+29
+30
+31
+32
+33
+34
+35
+36
+37
+38
+39
+40
+41
+42
+43
+44
+45
+46
+47
+48
+49
+50
+51
+52
+53
+54
+55
+56
+57
+58
+59
+60
+61
+62
+63
+64
+65
+66
+67
+68
+69
+70
+71
+72
+73
+74
+75
+76
+77
+78
+79
+80
+81
+82
+83
+84
+85
+86
+87
+88
+89
+90
+91
+92
+93
+94
+95
+96
+97
+98
+99
+100
+101
+102</td><td class="line-coverage quiet"><span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-no">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-yes">1×</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span>
+<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import Vue from 'vue';
+&nbsp;
+var exportObj = {};
+&nbsp;
+<span class="missing-if-branch" title="else path not taken" >E</span>if (!Vue.prototype.$isServer) {
+  var docStyle = document.documentElement.style;
+  var engine;
+  var translate3d = false;
+&nbsp;
+  <span class="missing-if-branch" title="if path not taken" >I</span>i</span>f (window.opera &amp;&amp; <span class="branch-1 cbranch-no" title="branch not covered" >Object.prototype.toString.call(window.opera) === '[object Opera]') {
+<span class="cstat-no" title="statement not covered" >    e</span>ngine = 'presto';
+  } else <span class="missing-if-branch" title="if path not taken" >I</span>if ('MozAppearance' in docStyle) {
+<span class="cstat-no" title="statement not covered" >    e</span>ngine = 'gecko';
+  } else <span class="missing-if-branch" title="else path not taken" >E</span>if ('WebkitAppearance' in docStyle) {
+    engine = 'webkit';
+  } else <span class="cstat-no" title="statement not covered" >if (typeof navigator.cpuClass === 'string') {</span>
+<span class="cstat-no" title="statement not covered" >    e</span>ngine = 'trident';
+  }
+&nbsp;
+  var cssPrefix = {trident: '-ms-', gecko: '-moz-', webkit: '-webkit-', presto: '-o-'}[engine];
+&nbsp;
+  var vendorPrefix = {trident: 'ms', gecko: 'Moz', webkit: 'Webkit', presto: 'O'}[engine];
+&nbsp;
+  var helperElem = document.createElement('div');
+  var perspectiveProperty = vendorPrefix + 'Perspective';
+  var transformProperty = vendorPrefix + 'Transform';
+  var transformStyleName = cssPrefix + 'transform';
+  var transitionProperty = vendorPrefix + 'Transition';
+  var transitionStyleName = cssPrefix + 'transition';
+  var transitionEndProperty = vendorPrefix.toLowerCase() + 'TransitionEnd';
+&nbsp;
+  <span class="missing-if-branch" title="else path not taken" >E</span>if (helperElem.style[perspectiveProperty] !== undefined) {
+    translate3d = true;
+  }
+&nbsp;
+  var getTranslate = <span class="fstat-no" title="function not covered" >function(element) {</span>
+<span class="cstat-no" title="statement not covered" >    v</span>ar result = {left: 0, top: 0};
+<span class="cstat-no" title="statement not covered" >    if (element === null || element.style === null) <span class="cstat-no" title="statement not covered" >r</span></span>eturn result;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    v</span>ar transform = element.style[transformProperty];
+<span class="cstat-no" title="statement not covered" >    v</span>ar matches = /translate\(\s*(-?\d+(\.?\d+?)?)px,\s*(-?\d+(\.\d+)?)px\)\s*translateZ\(0px\)/ig.exec(transform);
+<span class="cstat-no" title="statement not covered" >    if (matches) {</span>
+<span class="cstat-no" title="statement not covered" >      r</span>esult.left = +matches[1];
+<span class="cstat-no" title="statement not covered" >      r</span>esult.top = +matches[3];
+    }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    r</span>eturn result;
+  };
+&nbsp;
+  var translateElement = <span class="fstat-no" title="function not covered" >function(element, x, y) {</span>
+<span class="cstat-no" title="statement not covered" >    if (x === null &amp;&amp; y === null) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (element === null || element === undefined || element.style === null) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (!element.style[transformProperty] &amp;&amp; x === 0 &amp;&amp; y === 0) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (x === null || y === null) {</span>
+<span class="cstat-no" title="statement not covered" >      v</span>ar translate = getTranslate(element);
+<span class="cstat-no" title="statement not covered" >      if (x === null) {</span>
+<span class="cstat-no" title="statement not covered" >        x</span> = translate.left;
+      }
+<span class="cstat-no" title="statement not covered" >      if (y === null) {</span>
+<span class="cstat-no" title="statement not covered" >        y</span> = translate.top;
+      }
+    }
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    c</span>ancelTranslateElement(element);
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (translate3d) {</span>
+<span class="cstat-no" title="statement not covered" >      e</span>lement.style[transformProperty] += ' translate(' + (x ? (x + 'px') : '0px') + ',' + (y ? (y + 'px') : '0px') + ') translateZ(0px)';
+    } else {
+<span class="cstat-no" title="statement not covered" >      e</span>lement.style[transformProperty] += ' translate(' + (x ? (x + 'px') : '0px') + ',' + (y ? (y + 'px') : '0px') + ')';
+    }
+  };
+&nbsp;
+  var cancelTranslateElement = <span class="fstat-no" title="function not covered" >function(element) {</span>
+<span class="cstat-no" title="statement not covered" >    if (element === null || element.style === null) <span class="cstat-no" title="statement not covered" >r</span></span>eturn;
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    v</span>ar transformValue = element.style[transformProperty];
+&nbsp;
+<span class="cstat-no" title="statement not covered" >    if (transformValue) {</span>
+<span class="cstat-no" title="statement not covered" >      t</span>ransformValue = transformValue.replace(/translate\(\s*(-?\d+(\.?\d+?)?)px,\s*(-?\d+(\.\d+)?)px\)\s*translateZ\(0px\)/g, '');
+<span class="cstat-no" title="statement not covered" >      e</span>lement.style[transformProperty] = transformValue;
+    }
+  };
+&nbsp;
+  exportObj = {
+    transformProperty: transformProperty,
+    transformStyleName: transformStyleName,
+    transitionProperty: transitionProperty,
+    transitionStyleName: transitionStyleName,
+    transitionEndProperty: transitionEndProperty,
+    getElementTranslate: getTranslate,
+    translateElement: translateElement,
+    cancelTranslateElement: cancelTranslateElement
+  };
+};
+&nbsp;
+export default exportObj;
+&nbsp;
+&nbsp;
+&nbsp;</pre></td></tr>
+</table></pre>
+<div class='push'></div><!-- for sticky footer -->
+</div><!-- /wrapper -->
+<div class='footer quiet pad2 space-top1 center small'>
+  Code coverage
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 02 2017 17:21:26 GMT+0800 (CST)
+</div>
+</div>
+<script src="../../prettify.js"></script>
+<script>
+window.onload = function () {
+        if (typeof prettyPrint === 'function') {
+            prettyPrint();
+        }
+};
+</script>
+<script src="../../sorter.js"></script>
+</body>
+</html>
diff --git a/test/unit/coverage/lcov.info b/test/unit/coverage/lcov.info
new file mode 100644
index 000000000..9a4d7f086
--- /dev/null
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+end_of_record
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+end_of_record
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diff --git a/test/unit/get-webpack-conf.js b/test/unit/get-webpack-conf.js
new file mode 100644
index 000000000..8421187b4
--- /dev/null
+++ b/test/unit/get-webpack-conf.js
@@ -0,0 +1,130 @@
+const path = require('path');
+const to2 = require('2webpack2');
+const ProgressBarPlugin = require('progress-bar-webpack-plugin');
+
+let webpackConfig = {
+  output: {
+    path: path.resolve(process.cwd(), 'dist'),
+    publicPath: '/dist/',
+    filename: '[name].js',
+    chunkFilename: '[id].js'
+  },
+  plugins: [
+    new ProgressBarPlugin()
+  ],
+  resolve: {
+    extensions: [
+      '',
+      '.js',
+      '.json',
+      '.vue'
+    ],
+    alias: {
+      src: path.resolve(process.cwd(), 'src'),
+      packages: path.resolve(process.cwd(), 'packages'),
+      examples: path.resolve(process.cwd(), 'examples'),
+      'element-ui': path.resolve(process.cwd()),
+      vue$: 'vue/dist/vue.common.js'
+    }
+  },
+  resolveLoader: {},
+  module: {
+    loaders: [
+      {
+        test: /\.(jsx?|babel|es6)$/,
+        include: path.resolve(process.cwd()),
+        exclude: /node_modules|utils\/popper\.js|utils\/date.\js/,
+        loaders: [
+          'babel-loader'
+        ]
+      },
+      {
+        test: /\.json$/,
+        loaders: [
+          'json-loader'
+        ]
+      },
+      {
+        test: /\.css$/,
+        loaders: [
+          'style-loader',
+          'css-loader',
+          'postcss-loader'
+        ]
+      },
+      {
+        test: /\.html$/,
+        loaders: [
+          'html-loader?minimize=false'
+        ]
+      },
+      {
+        test: /\.otf|ttf|woff2?|eot(\?\S*)?$/,
+        loader: 'url-loader',
+        query: {
+          limit: 10000,
+          name: 'static/[name].[hash:7].[ext]'
+        }
+      },
+      {
+        test: /\.svg(\?\S*)?$/,
+        loader: 'url-loader',
+        query: {
+          limit: 10000,
+          name: 'static/[name].[hash:7].[ext]'
+        }
+      },
+      {
+        test: /\.(gif|png|jpe?g)(\?\S*)?$/,
+        loader: 'url-loader',
+        query: {
+          limit: 10000,
+          name: 'static/[name].[hash:7].[ext]'
+        }
+      },
+      {
+        test: /\.vue$/,
+        loaders: [
+          'vue-loader'
+        ]
+      }
+    ],
+    preLoaders: [
+      {
+        test: /\.js$/,
+        loader: 'isparta',
+        exclude: /node_modules|utils\/popper\.js|utils\/date.\js/,
+        include: /src|packages/
+      },
+      {
+        test: /\.jsx?$/,
+        exclude: /node_modules|bower_components/,
+        loader: 'eslint-loader'
+      },
+      {
+        test: /\.vue$/,
+        exclude: /node_modules|bower_components/,
+        loader: 'eslint-loader'
+      }
+    ],
+    postLoaders: []
+  },
+  devtool: '#inline-source-map',
+  vue: {
+    loaders: {
+      css: 'vue-style-loader!css-loader?sourceMap',
+      less: 'vue-style-loader!css-loader?sourceMap!less-loader?sourceMap',
+      sass: 'vue-style-loader!css-loader?sourceMap!sass-loader?indentedSyntax&sourceMap',
+      scss: 'vue-style-loader!css-loader?sourceMap!sass-loader?sourceMap',
+      stylus: 'vue-style-loader!css-loader?sourceMap!stylus-loader?sourceMap',
+      styl: 'vue-style-loader!css-loader?sourceMap!stylus-loader?sourceMap',
+      js: 'isparta-loader!eslint-loader'
+    },
+    preserveWhitespace: false
+  },
+  eslint: {
+    emitWarning: true
+  }
+};
+
+module.exports = to2(webpackConfig, {quiet: true, context: true});
diff --git a/test/unit/index.js b/test/unit/index.js
new file mode 100644
index 000000000..2ec49224c
--- /dev/null
+++ b/test/unit/index.js
@@ -0,0 +1,11 @@
+require('packages/zanui-css/src/index.css');
+
+// require all test files (files that ends with .spec.js)
+const testsReq = require.context('./specs', true, /\.spec$/);
+testsReq.keys().forEach(testsReq);
+
+// require all src files except main.js for coverage.
+// you can also change this to match only the subset of files that
+// you want coverage for.
+const srcReq = require.context('../../src', true, /^\.\/(?!main(\.js)?$)/);
+srcReq.keys().forEach(srcReq);
diff --git a/test/unit/karma.conf.js b/test/unit/karma.conf.js
new file mode 100644
index 000000000..ab02fe3d7
--- /dev/null
+++ b/test/unit/karma.conf.js
@@ -0,0 +1,25 @@
+var webpackConfig = require('./get-webpack-conf');
+
+module.exports = function(config) {
+  config.set({
+    browsers: ['Chrome'],
+    frameworks: ['mocha', 'sinon-chai'],
+    reporters: ['spec', 'coverage'],
+    files: ['./index.js'],
+    preprocessors: {
+      './index.js': ['webpack', 'sourcemap']
+    },
+    webpack: webpackConfig,
+    webpackMiddleware: {
+      noInfo: true
+    },
+    coverageReporter: {
+      dir: './coverage',
+      reporters: [
+        { type: 'lcov', subdir: '.' },
+        { type: 'text-summary' }
+      ]
+    },
+    singleRun: false
+  });
+};