diff --git a/test/unit/specs/uploader.spec.js b/test/unit/specs/uploader.spec.js
index 034a4700f..1e4d1b9a1 100644
--- a/test/unit/specs/uploader.spec.js
+++ b/test/unit/specs/uploader.spec.js
@@ -1,6 +1,17 @@
 import Uploader from 'packages/uploader';
 import { mount } from 'avoriaz';
-
+window.File = function() {
+  this.name = 'test';
+};
+window.FileReader = function() {
+  this.readAsDataURL = this.readAsText = function() {
+    this.onload && this.onload({
+      target: {
+        result: 'test'
+      }
+    });
+  };
+};
 describe('Uploader', () => {
   let wrapper;
   afterEach(() => {
@@ -29,59 +40,57 @@ describe('Uploader', () => {
     expect(wrapper.vm.onValueChange({ target: { files: [] }})).to.equal(undefined);
   });
 
-  // it('before read', () => {
-  //   wrapper = mount(Uploader, {
-  //     propsData: {
-  //       disabled: false,
-  //       beforeRead: () => {
-  //         return false;
-  //       }
-  //     }
-  //   });
+  it('before read', () => {
+    wrapper = mount(Uploader, {
+      propsData: {
+        disabled: false,
+        beforeRead: () => {
+          return false;
+        }
+      }
+    });
 
-  //   expect(wrapper.contains('input')).to.equal(true);
-  //   expect(wrapper.vm.onValueChange({ target: { files: [new File([], '')] }})).to.equal(undefined);
-  // });
+    expect(wrapper.contains('input')).to.equal(true);
+    expect(wrapper.vm.onValueChange({ target: { files: [new File([], '')] }})).to.equal(undefined);
+  });
 
-  // it('read text', () => {
-  //   wrapper = mount(Uploader, {
-  //     propsData: {
-  //       disabled: false,
-  //       resultType: 'text',
-  //       afterRead: (file) => {
-  //         console.log(file);
-  //       }
-  //     }
-  //   });
+  it('read text', () => {
+    wrapper = mount(Uploader, {
+      propsData: {
+        disabled: false,
+        resultType: 'text',
+        afterRead: (file) => {
+        }
+      }
+    });
 
-  //   expect(wrapper.contains('input')).to.equal(true);
-  //   expect(wrapper.vm.onValueChange({ target: { files: [new File([], '/Users')] }})).to.equal(undefined);
-  // });
+    expect(wrapper.contains('input')).to.equal(true);
+    expect(wrapper.vm.onValueChange({ target: { files: [new File([], '/Users')] }})).to.equal(undefined);
+  });
 
-  // it('read text no after hook', () => {
-  //   wrapper = mount(Uploader, {
-  //     propsData: {
-  //       disabled: false,
-  //       resultType: 'text'
-  //     }
-  //   });
+  it('read text no after hook', () => {
+    wrapper = mount(Uploader, {
+      propsData: {
+        disabled: false,
+        resultType: 'text'
+      }
+    });
 
-  //   expect(wrapper.contains('input')).to.equal(true);
-  //   expect(wrapper.vm.onValueChange({ target: { files: [new File([], '/Users')] }})).to.equal(undefined);
-  // });
+    expect(wrapper.contains('input')).to.equal(true);
+    expect(wrapper.vm.onValueChange({ target: { files: [new File([], '/Users')] }})).to.equal(undefined);
+  });
 
-  // it('read dataUrl', () => {
-  //   wrapper = mount(Uploader, {
-  //     propsData: {
-  //       disabled: false,
-  //       resultType: 'dataUrl',
-  //       afterRead: (file) => {
-  //         console.log(file);
-  //       }
-  //     }
-  //   });
+  it('read dataUrl', () => {
+    wrapper = mount(Uploader, {
+      propsData: {
+        disabled: false,
+        resultType: 'dataUrl',
+        afterRead: (file) => {
+        }
+      }
+    });
 
-  //   expect(wrapper.contains('input')).to.equal(true);
-  //   expect(wrapper.vm.onValueChange({ target: { files: [new File([], '/Users')] }})).to.equal(undefined);
-  // });
+    expect(wrapper.contains('input')).to.equal(true);
+    expect(wrapper.vm.onValueChange({ target: { files: [new File([], '/Users')] }})).to.equal(undefined);
+  });
 });