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9c30a5d153
* refactor(components): [input] refactor * test: improve tests * fix: dts * fix: nextTick
489 lines
14 KiB
TypeScript
489 lines
14 KiB
TypeScript
import { nextTick, ref } from 'vue'
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import { mount } from '@vue/test-utils'
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import { defineGetter } from '@element-plus/test-utils'
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import Input from '../src/input.vue'
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import type { CSSProperties } from 'vue'
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import type { InputInstance, InputProps, InputAutoSize } from '../src/input'
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describe('Input.vue', () => {
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beforeEach(() => {
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jest.useFakeTimers()
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})
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afterEach(() => {
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jest.restoreAllMocks()
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})
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test('create', async () => {
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const input = ref('input')
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const handleFocus = jest.fn()
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const wrapper = mount(() => (
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<Input
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// @ts-expect-error native attribute
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minlength={3}
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maxlength={5}
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placeholder="请输入内容"
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onFocus={handleFocus}
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modelValue={input.value}
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/>
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))
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const inputElm = wrapper.find('input')
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const nativeInput = inputElm.element
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await inputElm.trigger('focus')
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expect(inputElm.exists()).toBe(true)
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expect(handleFocus).toHaveBeenCalled()
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expect(nativeInput.placeholder).toMatchInlineSnapshot(`"请输入内容"`)
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expect(nativeInput.value).toMatchInlineSnapshot(`"input"`)
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expect(nativeInput.minLength).toMatchInlineSnapshot(`3`)
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input.value = 'text'
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await nextTick()
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expect(inputElm.element.value).toMatchInlineSnapshot(`"text"`)
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})
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test('default to empty', () => {
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const wrapper = mount(() => <Input />)
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const inputElm = wrapper.find('input')
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expect(inputElm.element.value).toBe('')
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})
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test('disabled', () => {
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const wrapper = mount(() => <Input disabled />)
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const inputElm = wrapper.find('input')
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expect(inputElm.element.disabled).not.toBeNull()
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})
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describe('test emoji', () => {
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test('el-input should minimize value between emoji length and maxLength', async () => {
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const inputVal = ref('12🌚')
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const wrapper = mount(() => (
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<Input
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class="test-exceed"
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// @ts-expect-error native html attribute
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maxlength="4"
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showWordLimit
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v-model={inputVal.value}
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/>
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))
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const vm = wrapper.vm
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const inputElm = wrapper.find('input')
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const nativeInput = inputElm.element
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expect(nativeInput.value).toMatchInlineSnapshot(`"12🌚"`)
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const elCount = wrapper.find('.el-input__count-inner')
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expect(elCount.exists()).toBe(true)
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expect(elCount.text()).toMatchInlineSnapshot(`"3 / 4"`)
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inputVal.value = '1👌3😄'
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await nextTick()
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expect(nativeInput.value).toMatchInlineSnapshot(`"1👌3😄"`)
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expect(elCount.text()).toMatchInlineSnapshot(`"4 / 4"`)
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inputVal.value = '哈哈1👌3😄'
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await nextTick()
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expect(nativeInput.value).toMatchInlineSnapshot(`"哈哈1👌3😄"`)
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expect(elCount.text()).toMatchInlineSnapshot(`"6 / 4"`)
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expect(Array.from(vm.$el.classList)).toMatchInlineSnapshot(`
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Array [
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"el-input",
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"el-input--default",
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"is-exceed",
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"test-exceed",
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]
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`)
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})
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test('textarea should minimize value between emoji length and maxLength', async () => {
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const inputVal = ref('啊好😄')
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const wrapper = mount(() => (
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<Input
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type="textarea"
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// @ts-expect-error native html attribute
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maxlength="4"
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showWordLimit
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v-model={inputVal.value}
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/>
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))
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const vm = wrapper.vm
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const inputElm = wrapper.find('textarea')
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const nativeInput = inputElm.element
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expect(nativeInput.value).toMatchInlineSnapshot(`"啊好😄"`)
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const elCount = wrapper.find('.el-input__count')
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expect(elCount.exists()).toBe(true)
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expect(elCount.text()).toMatchInlineSnapshot(`"3 / 4"`)
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inputVal.value = '哈哈1👌3😄'
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await nextTick()
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expect(nativeInput.value).toMatchInlineSnapshot(`"哈哈1👌3😄"`)
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expect(elCount.text()).toMatchInlineSnapshot(`"6 / 4"`)
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expect(Array.from(vm.$el.classList)).toMatchInlineSnapshot(`
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Array [
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"el-textarea",
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"el-input--default",
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"is-exceed",
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]
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`)
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})
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})
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test('suffixIcon', () => {
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const wrapper = mount(() => <Input suffix-icon="time" />)
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const icon = wrapper.find('.el-input__icon')
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expect(icon.exists()).toBe(true)
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})
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test('prefixIcon', () => {
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const wrapper = mount(() => <Input prefix-icon="time" />)
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const icon = wrapper.find('.el-input__icon')
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expect(icon.exists()).toBe(true)
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})
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test('size', () => {
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const wrapper = mount(() => <Input size="large" />)
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expect(wrapper.classes('el-input--large')).toBe(true)
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})
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test('type', () => {
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const wrapper = mount(() => <Input type="textarea" />)
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expect(wrapper.classes('el-textarea')).toBe(true)
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})
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test('rows', () => {
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const wrapper = mount(() => (
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<Input
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type="textarea"
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// @ts-expect-error native html attribute
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rows={3}
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/>
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))
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expect(wrapper.find('textarea').element.rows).toEqual(3)
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})
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test('resize', async () => {
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const resize = ref<InputProps['resize']>('none')
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const wrapper = mount(() => <Input type="textarea" resize={resize.value} />)
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const textarea = wrapper.find('textarea').element
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await nextTick()
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expect(textarea.style.resize).toEqual(resize.value)
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resize.value = 'horizontal'
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await nextTick()
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expect(textarea.style.resize).toEqual(resize.value)
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})
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test('sets value on textarea / input type change', async () => {
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const type = ref('text')
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const val = ref('123')
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const wrapper = mount(() => <Input type={type.value} v-model={val.value} />)
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const vm = wrapper.vm
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expect(vm.$el.querySelector('input').value).toMatchInlineSnapshot(`"123"`)
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type.value = 'textarea'
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jest.runAllTimers()
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await nextTick()
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await nextTick()
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expect(vm.$el.querySelector('textarea').value).toMatchInlineSnapshot(
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`"123"`
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)
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type.value = 'password'
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jest.runAllTimers()
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await nextTick()
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await nextTick()
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expect(vm.$el.querySelector('input').value).toMatchInlineSnapshot(`"123"`)
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})
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test('limit input and show word count', async () => {
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const input1 = ref('')
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const input2 = ref('')
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const input3 = ref('')
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const input4 = ref('exceed')
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const show = ref(false)
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const wrapper = mount(() => (
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<div>
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<Input
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class="test-text"
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type="text"
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v-model={input1.value}
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// @ts-expect-error native html attribute
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maxlength="10"
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showWordLimit={show.value}
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/>
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<Input
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class="test-textarea"
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type="textarea"
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v-model={input2.value}
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// @ts-expect-error native html attribute
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maxlength="10"
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showWordLimit
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/>
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<Input
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class="test-password"
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type="password"
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v-model={input3.value}
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// @ts-expect-error native html attribute
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maxlength="10"
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showWordLimit
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/>
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<Input
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class="test-initial-exceed"
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type="text"
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v-model={input4.value}
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// @ts-expect-error native html attribute
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maxlength="2"
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showWordLimit
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/>
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</div>
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))
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const inputElm1 = wrapper.vm.$el.querySelector('.test-text')
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const inputElm2 = wrapper.vm.$el.querySelector('.test-textarea')
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const inputElm3 = wrapper.vm.$el.querySelector('.test-password')
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const inputElm4 = wrapper.vm.$el.querySelector('.test-initial-exceed')
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expect(inputElm1.querySelectorAll('.el-input__count').length).toEqual(0)
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expect(inputElm2.querySelectorAll('.el-input__count').length).toEqual(1)
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expect(inputElm3.querySelectorAll('.el-input__count').length).toEqual(0)
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expect(Array.from(inputElm4.classList)).toMatchInlineSnapshot(`
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Array [
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"el-input",
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"el-input--default",
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"is-exceed",
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"test-initial-exceed",
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]
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`)
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show.value = true
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await nextTick()
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expect(inputElm1.querySelectorAll('.el-input__count').length).toEqual(1)
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input4.value = '1'
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await nextTick()
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expect(Array.from(inputElm4.classList)).toMatchInlineSnapshot(`
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Array [
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"el-input",
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"el-input--default",
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"test-initial-exceed",
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]
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`)
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})
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describe('Input Methods', () => {
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test('method:select', async () => {
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const testContent = ref('test')
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const wrapper = mount(() => <Input v-model={testContent.value} />)
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const input = wrapper.find('input').element
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// mock selectionRange behaviour, due to jsdom's reason this case cannot run well, may be fixed later using headlesschrome or puppeteer
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let selected = false
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defineGetter(input, 'selectionStart', function (this: HTMLInputElement) {
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return selected ? 0 : this.value.length
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})
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defineGetter(input, 'selectionEnd', function (this: HTMLInputElement) {
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return this.value.length
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})
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expect(input.selectionStart).toEqual(testContent.value.length)
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expect(input.selectionEnd).toEqual(testContent.value.length)
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input.select()
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selected = true
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await nextTick()
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expect(input.selectionStart).toEqual(0)
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expect(input.selectionEnd).toEqual(testContent.value.length)
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})
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test('method:resizeTextarea', async () => {
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const text = ref('TEXT:resizeTextarea')
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const wrapper = mount({
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setup: () => () =>
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(
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<Input
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ref="textarea"
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autosize={{ minRows: 1, maxRows: 1 }}
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type="textarea"
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v-model={text.value}
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/>
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),
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})
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const refTextarea = wrapper.vm.$refs.textarea as InputInstance
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const originMinHeight = (refTextarea.textareaStyle as CSSProperties)
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.minHeight
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;(refTextarea.autosize as Exclude<InputAutoSize, boolean>).minRows = 5
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refTextarea.resizeTextarea()
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// After this textarea min-height (style) will change
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const nowMinHeight = (refTextarea.textareaStyle as any)[1].minHeight
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expect(originMinHeight).not.toEqual(nowMinHeight)
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})
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})
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describe('Input Events', () => {
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const handleFocus = jest.fn()
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const handleBlur = jest.fn()
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test('event:focus & blur', async () => {
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const content = ref('')
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const wrapper = mount(() => (
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<Input
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placeholder="请输入内容"
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modelValue={content.value}
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onFocus={handleFocus}
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onBlur={handleBlur}
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/>
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))
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const input = wrapper.find('input')
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await input.trigger('focus')
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expect(handleFocus).toBeCalled()
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await input.trigger('blur')
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expect(handleBlur).toBeCalled()
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})
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test('event:change', async () => {
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const content = ref('a')
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const value = ref('')
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const handleChange = (val: string) => {
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value.value = val
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}
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// NOTE: should be same as native's change behavior
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const wrapper = mount(() => (
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<Input
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placeholder="请输入内容"
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modelValue={content.value}
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onChange={handleChange}
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/>
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))
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const el = wrapper.find('input').element
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wrapper.vm
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const simulateEvent = (text: string, event: string) => {
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el.value = text
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el.dispatchEvent(new Event(event))
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}
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// simplified test, component should emit change when native does
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simulateEvent('2', 'change')
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await nextTick()
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expect(value.value).toBe('2')
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simulateEvent('1', 'input')
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await nextTick()
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expect(value.value).toBe('2')
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})
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test('event:clear', async () => {
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const handleClear = jest.fn()
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const handleInput = jest.fn()
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const content = ref('a')
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const wrapper = mount(() => (
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<Input
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placeholder="请输入内容"
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clearable
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v-model={content.value}
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onClear={handleClear}
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onInput={handleInput}
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/>
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))
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const input = wrapper.find('input')
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const vm = wrapper.vm
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// focus to show clear button
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await input.trigger('focus')
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await nextTick()
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vm.$el.querySelector('.el-input__clear').click()
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await nextTick()
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expect(content.value).toEqual('')
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expect(handleClear).toBeCalled()
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expect(handleInput).toBeCalled()
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})
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test('event:input', async () => {
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const handleInput = jest.fn()
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const content = ref('a')
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const wrapper = mount(() => (
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<Input
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placeholder="请输入内容"
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clearable
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modelValue={content.value}
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onInput={handleInput}
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/>
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))
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const inputWrapper = wrapper.find('input')
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const nativeInput = inputWrapper.element
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nativeInput.value = '1'
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await inputWrapper.trigger('compositionstart')
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await inputWrapper.trigger('input')
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nativeInput.value = '2'
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await inputWrapper.trigger('compositionupdate')
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await inputWrapper.trigger('input')
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await inputWrapper.trigger('compositionend')
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expect(handleInput).toBeCalledTimes(1)
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// native input value is controlled
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expect(content.value).toEqual('a')
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expect(nativeInput.value).toEqual('a')
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})
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})
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test('non-emit event such as keyup should work', async () => {
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const handleKeyup = jest.fn()
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const wrapper = mount(Input, {
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attrs: {
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onKeyup: handleKeyup,
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},
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})
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await wrapper.find('input').trigger('keyup')
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expect(handleKeyup).toBeCalledTimes(1)
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})
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test('input-style', async () => {
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const wrapper = mount(() => (
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<>
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<Input placeholder="请输入内容" input-style={{ color: 'red' }} />
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<Input
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placeholder="请输入内容"
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input-style={{ color: 'red' }}
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type="textarea"
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/>
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</>
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))
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const input = wrapper.find('input')
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const textarea = wrapper.find('textarea')
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await nextTick()
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expect(input.element.style.color === 'red').toBeTruthy()
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expect(textarea.element.style.color === 'red').toBeTruthy()
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})
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describe('Textarea Events', () => {
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test('event:keydown', async () => {
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const handleKeydown = jest.fn()
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const content = ref('')
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const wrapper = mount(() => (
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<Input
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type="textarea"
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modelValue={content.value}
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onKeydown={handleKeydown}
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/>
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))
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await wrapper.find('textarea').trigger('keydown')
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expect(handleKeydown).toBeCalledTimes(1)
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})
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})
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// TODO: validateEvent & input containes select cases should be added after the rest components finished
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// ...
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})
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