docs(zh):Restore the test case name to English (#1179)

Author: xuhongbo

docs/zh/api/shallowMount.md

@@ -31,7 +31,7 @@ import { shallowMount } from '@vue/test-utils'
 import Foo from './Foo.vue'
 
 describe('Foo', () => {
-  it('返回一个 div', () => {
+  it('renders a div', () => {
     const wrapper = shallowMount(Foo)
     expect(wrapper.contains('div')).toBe(true)
   })
@@ -45,7 +45,7 @@ import { shallowMount } from '@vue/test-utils'
 import Foo from './Foo.vue'
 
 describe('Foo', () => {
-  it('渲染一个 div', () => {
+  it('renders a div', () => {
     const wrapper = shallowMount(Foo, {
       propsData: {
         color: 'red'
@@ -63,7 +63,7 @@ import { shallowMount } from '@vue/test-utils'
 import Foo from './Foo.vue'
 
 describe('Foo', () => {
-  it('渲染一个 div', () => {
+  it('renders a div', () => {
     const wrapper = shallowMount(Foo, {
       attachToDocument: true
     })

docs/zh/guides/dom-events.md

@@ -71,8 +71,8 @@ import YesNoComponent from '@/components/YesNoComponent'
 import { mount } from '@vue/test-utils'
 import sinon from 'sinon'
 
-describe('点击事件', () => {
-  it('在 yes 按钮上点击会调用我们的方法并附带参数 "yes"', () => {
+describe('Click event', () => {
+  it('Click on yes button calls our method with argument "yes"', () => {
     const spy = sinon.spy()
     const wrapper = mount(YesNoComponent, {
       propsData: {
@@ -150,33 +150,33 @@ describe('点击事件', () => {
 import QuantityComponent from '@/components/QuantityComponent'
 import { mount } from '@vue/test-utils'
 
-describe('键盘事件测试', () => {
-  it('默认的数量是零', () => {
+describe('Key event tests', () => {
+  it('Quantity is zero by default', () => {
     const wrapper = mount(QuantityComponent)
     expect(wrapper.vm.quantity).toBe(0)
   })
 
-  it('上按键将数量加 1', () => {
+  it('Up arrow key increments quantity by 1', () => {
     const wrapper = mount(QuantityComponent)
     wrapper.trigger('keydown.up')
     expect(wrapper.vm.quantity).toBe(1)
   })
 
-  it('下按键将数量减 1', () => {
+  it('Down arrow key decrements quantity by 1', () => {
     const wrapper = mount(QuantityComponent)
     wrapper.vm.quantity = 5
     wrapper.trigger('keydown.down')
     expect(wrapper.vm.quantity).toBe(4)
   })
 
-  it('ESC 键将数量设置为 0', () => {
+  it('Escape sets quantity to 0', () => {
     const wrapper = mount(QuantityComponent)
     wrapper.vm.quantity = 5
     wrapper.trigger('keydown.esc')
     expect(wrapper.vm.quantity).toBe(0)
   })
 
-  it('魔术字符 "a" 键将数量设置为 13', () => {
+  it('Magic character "a" sets quantity to 13', () => {
     const wrapper = mount(QuantityComponent)
     wrapper.trigger('keydown', {
       key: 'a'

docs/zh/guides/getting-started.md

@@ -72,16 +72,16 @@ console.log(wrapper)
 import { mount } from '@vue/test-utils'
 import Counter from './counter'
 
-describe('计数器', () => {
+describe('Counter', () => {
   // 现在挂载组件，你便得到了这个包裹器
   const wrapper = mount(Counter)
 
-  it('渲染正确的标记', () => {
+  it('renders the correct markup', () => {
     expect(wrapper.html()).toContain('<span class="count">0</span>')
   })
 
   // 也便于检查已存在的元素
-  it('是一个按钮', () => {
+  it('has a button', () => {
     expect(wrapper.contains('button')).toBe(true)
   })
 })
@@ -94,7 +94,7 @@ describe('计数器', () => {
 当用户点击按钮的时候，我们的计数器应该递增。为了模拟这一行为，我们首先需要通过 `wrapper.find()` 定位该按钮，此方法返回一个**该按钮元素的包裹器**。然后我们能够通过对该按钮包裹器调用 `.trigger()` 来模拟点击。
 
 ```js
-it('点击按钮应该使得计数递增', () => {
+it('button click should increment the count', () => {
   expect(wrapper.vm.count).toBe(0)
   const button = wrapper.find('button')
   button.trigger('click')

docs/zh/guides/testing-single-file-components-with-jest.md

@@ -162,7 +162,7 @@ import { mount } from '@vue/test-utils'
 import Component from './component'
 
 describe('Component', () => {
-  test('是一个 Vue 实例', () => {
+  test('is a Vue instance', () => {
     const wrapper = mount(Component)
     expect(wrapper.isVueInstance()).toBeTruthy()
   })

docs/zh/guides/testing-single-file-components-with-mocha-webpack.md

@@ -154,7 +154,7 @@ import { shallowMount } from '@vue/test-utils'
 import Counter from '../src/Counter.vue'
 
 describe('Counter.vue', () => {
-  it('计数器在点击按钮时自增', () => {
+  it('increments count when button is clicked', () => {
     const wrapper = shallowMount(Counter)
     wrapper.find('button').trigger('click')
     expect(wrapper.find('div').text()).toMatch('1')

docs/zh/guides/using-with-vuex.md

@@ -67,23 +67,23 @@ describe('Actions.vue', () => {
     })
   })
 
-  it('当事件的值是“input”时会 dispatch“actionInput”', () => {
+  it('dispatches "actionInput" when input event value is "input"', () => {
     const wrapper = shallowMount(Actions, { store, localVue })
     const input = wrapper.find('input')
     input.element.value = 'input'
     input.trigger('input')
     expect(actions.actionInput).toHaveBeenCalled()
   })
 
-  it('当事件的值不是“input”时不会 dispatch “actionInput”', () => {
+  it('does not dispatch "actionInput" when event value is not "input"', () => {
     const wrapper = shallowMount(Actions, { store, localVue })
     const input = wrapper.find('input')
     input.element.value = 'not input'
     input.trigger('input')
     expect(actions.actionInput).not.toHaveBeenCalled()
   })
 
-  it('当按钮被点击时候调用“actionClick”的 action', () => {
+  it('calls store action "actionClick" when button is clicked', () => {
     const wrapper = shallowMount(Actions, { store, localVue })
     wrapper.find('button').trigger('click')
     expect(actions.actionClick).toHaveBeenCalled()
@@ -154,13 +154,13 @@ describe('Getters.vue', () => {
     })
   })
 
-  it('在第一个 p 标签中渲染“store.state.inputValue”', () => {
+  it('Renders "store.getters.inputValue" in first p tag', () => {
     const wrapper = shallowMount(Getters, { store, localVue })
     const p = wrapper.find('p')
     expect(p.text()).toBe(getters.inputValue())
   })
 
-  it('在第二个 p 标签中渲染“store.state.clicks”', () => {
+  it('Renders "store.getters.clicks" in second p tag', () => {
     const wrapper = shallowMount(Getters, { store, localVue })
     const p = wrapper.findAll('p').at(1)
     expect(p.text()).toBe(getters.clicks().toString())
@@ -238,14 +238,14 @@ describe('MyComponent.vue', () => {
     })
   })
 
-  it('在点击按钮时调用 action“moduleActionClick”', () => {
+  it('calls store action "moduleActionClick" when button is clicked', () => {
     const wrapper = shallowMount(MyComponent, { store, localVue })
     const button = wrapper.find('button')
     button.trigger('click')
     expect(actions.moduleActionClick).toHaveBeenCalled()
   })
 
-  it('在第一个 p 标签内渲染“state.clicks', () => {
+  it('renders "state.clicks" in first p tag', () => {
     const wrapper = shallowMount(MyComponent, { store, localVue })
     const p = wrapper.find('p')
     expect(p.text()).toBe(state.clicks.toString())