From e0e597d164bc644a7cc3aecac7d445a905726341 Mon Sep 17 00:00:00 2001
From: neverland <chenjiahan@youzan.com>
Date: Mon, 4 Nov 2019 20:16:03 +0800
Subject: [PATCH] fix(CountDown): should clear timer when destroyed (#4918)

---
 src/count-down/index.js           |  4 ++++
 src/count-down/test/index.spec.js | 13 +++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/src/count-down/index.js b/src/count-down/index.js
index f60912b1c..5b75b6817 100644
--- a/src/count-down/index.js
+++ b/src/count-down/index.js
@@ -44,6 +44,10 @@ export default createComponent({
     }
   },
 
+  beforeDestroy() {
+    this.pause();
+  },
+
   methods: {
     start() {
       if (this.counting) {
diff --git a/src/count-down/test/index.spec.js b/src/count-down/test/index.spec.js
index 1436ee270..bef0f6058 100644
--- a/src/count-down/test/index.spec.js
+++ b/src/count-down/test/index.spec.js
@@ -149,3 +149,16 @@ test('incomplate format prop', () => {
 
   expect(wrapper).toMatchSnapshot();
 });
+
+test('pause when destroyed', async () => {
+  const pause = jest.fn();
+  const wrapper = mount(CountDown, {
+    mocks: {
+      pause
+    }
+  });
+
+  wrapper.destroy();
+
+  expect(wrapper.vm.counting).toBeFalsy();
+});