mirror of
https://gitee.com/element-plus/element-plus.git
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359 lines
11 KiB
TypeScript
359 lines
11 KiB
TypeScript
import { markRaw, nextTick, ref } from 'vue'
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import { mount } from '@vue/test-utils'
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import { afterEach, describe, expect, test, vi } from 'vitest'
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import { debugWarn } from '@element-plus/utils'
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import { Checked, CircleClose } from '@element-plus/icons-vue'
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import { ElFormItem } from '@element-plus/components/form'
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import Switch from '../src/switch.vue'
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import type { VueWrapper } from '@vue/test-utils'
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import type { SwitchInstance } from '../src/switch'
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vi.mock('@element-plus/utils/error', () => ({
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debugWarn: vi.fn(),
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}))
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describe('Switch.vue', () => {
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afterEach(() => {
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vi.clearAllMocks()
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})
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test('create', () => {
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const props = {
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activeText: 'on',
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inactiveText: 'off',
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activeColor: '#0f0',
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inactiveColor: '#f00',
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width: 100,
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}
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const wrapper = mount(() => <Switch {...props} />)
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const vm = wrapper.vm
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expect(vm.$el.style.getPropertyValue('--el-switch-on-color')).toEqual(
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'#0f0'
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)
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expect(vm.$el.style.getPropertyValue('--el-switch-off-color')).toEqual(
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'#f00'
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)
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expect(vm.$el.classList.contains('is-checked')).false
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const coreEl = vm.$el.querySelector('.el-switch__core')
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expect(coreEl.style.width).toEqual('100px')
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const leftLabelWrapper = wrapper.find('.el-switch__label--left span')
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expect(leftLabelWrapper.text()).toEqual('off')
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})
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test('size', () => {
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const wrapper = mount(() => <Switch size="large" />)
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expect(wrapper.find('.el-switch--large').exists()).toBe(true)
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})
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test('tabindex', () => {
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const wrapper = mount(() => <Switch tabindex="0" />)
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expect(wrapper.find('.el-switch__input').attributes().tabindex).toBe('0')
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})
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test('inline prompt', () => {
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const props = {
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inlinePrompt: true,
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activeText: 'on',
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inactiveText: 'off',
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activeColor: '#0f0',
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inactiveColor: '#f00',
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width: 100,
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}
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const wrapper = mount(() => <Switch {...props} />)
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const vm = wrapper.vm
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expect(vm.$el.style.getPropertyValue('--el-switch-on-color')).toEqual(
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'#0f0'
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)
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expect(vm.$el.style.getPropertyValue('--el-switch-off-color')).toEqual(
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'#f00'
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)
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expect(vm.$el.classList.contains('is-checked')).false
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const coreEl = vm.$el.querySelector('.el-switch__core')
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expect(coreEl.style.width).toEqual('100px')
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const leftLabelWrapper = wrapper.find('.el-switch__inner span')
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expect(leftLabelWrapper.text()).toEqual('on')
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})
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test('switch with icons', () => {
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const wrapper = mount(() => (
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<Switch
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activeIcon={markRaw(Checked)}
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inactiveIcon={markRaw(CircleClose)}
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/>
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))
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expect(wrapper.findComponent(Checked).exists()).toBe(true)
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})
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test('value correctly update', async () => {
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const value = ref(true)
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const wrapper = mount(() => (
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<Switch v-model={value.value} activeColor="#0f0" inactiveColor="#f00" />
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))
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const vm = wrapper.vm
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expect(vm.$el.style.getPropertyValue('--el-switch-on-color')).toEqual(
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'#0f0'
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)
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expect(vm.$el.style.getPropertyValue('--el-switch-off-color')).toEqual(
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'#f00'
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)
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expect(vm.$el.classList.contains('is-checked')).true
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const coreWrapper = wrapper.find('.el-switch__core')
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await coreWrapper.trigger('click')
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expect(vm.$el.classList.contains('is-checked')).false
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expect(value.value).toEqual(false)
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await coreWrapper.trigger('click')
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expect(vm.$el.classList.contains('is-checked')).true
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expect(value.value).toEqual(true)
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})
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test('change event', async () => {
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const target = ref<string | number | boolean>(1)
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const value = ref(true)
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const handleChange = (val: string | number | boolean) => {
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target.value = val
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}
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const wrapper = mount(() => (
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<Switch v-model={value.value} onUpdate:modelValue={handleChange} />
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))
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expect(target.value).toEqual(1)
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const coreWrapper = wrapper.find('.el-switch__core')
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await coreWrapper.trigger('click')
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const switchWrapper = wrapper.findComponent(Switch)
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expect(switchWrapper.emitted()['update:modelValue']).toBeTruthy()
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expect(target.value).toEqual(false)
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})
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test('disabled switch should not respond to user click', async () => {
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const value = ref(true)
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const wrapper = mount(() => <Switch disabled v-model={value.value} />)
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expect(value.value).toEqual(true)
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const coreWrapper = wrapper.find('.el-switch__core')
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await coreWrapper.trigger('click')
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expect(value.value).toEqual(true)
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})
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test('expand switch value', async () => {
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const value = ref('100')
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const onValue = ref('100')
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const offValue = ref('0')
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const wrapper = mount(() => (
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<div>
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<Switch
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v-model={value.value}
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active-value={onValue.value}
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inactive-value={offValue.value}
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/>
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</div>
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))
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const coreWrapper = wrapper.find('.el-switch__core')
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await coreWrapper.trigger('click')
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expect(value.value).toEqual('0')
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await coreWrapper.trigger('click')
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expect(value.value).toEqual('100')
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})
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test('default switch active-value is false', async () => {
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const value = ref(false)
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const onValue = ref(false)
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const offValue = ref(true)
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const wrapper = mount(() => (
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<div>
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<Switch
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v-model={value.value}
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active-value={onValue.value}
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inactive-value={offValue.value}
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/>
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</div>
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))
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const coreWrapper = wrapper.find('.el-switch__core')
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await coreWrapper.trigger('click')
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expect(value.value).toEqual(true)
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await coreWrapper.trigger('click')
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expect(value.value).toEqual(false)
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})
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test('value is the single source of truth', async () => {
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const wrapper = mount(() => <Switch value={true} />)
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const vm = wrapper.vm
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const coreWrapper = wrapper.find('.el-switch__core')
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const switchWrapper: VueWrapper<SwitchInstance> =
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wrapper.findComponent(Switch)
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const switchVm = switchWrapper.vm
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const inputEl = vm.$el.querySelector('input')
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expect(switchVm.$.exposed?.checked.value).toBe(true)
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expect(switchWrapper.classes('is-checked')).toEqual(true)
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expect(inputEl.checked).toEqual(true)
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await coreWrapper.trigger('click')
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expect(switchVm.$.exposed?.checked.value).toBe(true)
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expect(switchWrapper.classes('is-checked')).toEqual(true)
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expect(inputEl.checked).toEqual(true)
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})
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test('model-value is the single source of truth', async () => {
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const wrapper = mount(() => <Switch model-value={true} />)
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const vm = wrapper.vm
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const coreWrapper = wrapper.find('.el-switch__core')
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const switchWrapper: VueWrapper<SwitchInstance> =
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wrapper.findComponent(Switch)
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const switchVm = switchWrapper.vm
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const inputEl = vm.$el.querySelector('input')
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expect(switchVm.$.exposed?.checked.value).toBe(true)
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expect(switchWrapper.classes('is-checked')).toEqual(true)
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expect(inputEl.checked).toEqual(true)
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await coreWrapper.trigger('click')
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expect(switchVm.$.exposed?.checked.value).toBe(true)
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expect(switchWrapper.classes('is-checked')).toEqual(true)
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expect(inputEl.checked).toEqual(true)
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})
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test('sets checkbox value', async () => {
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const value = ref(false)
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const wrapper = mount(() => (
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<div>
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<Switch v-model={value.value} />
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</div>
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))
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const vm = wrapper.vm
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const inputEl = vm.$el.querySelector('input')
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value.value = true
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await vm.$nextTick()
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expect(inputEl.checked).toEqual(true)
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value.value = false
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await vm.$nextTick()
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expect(inputEl.checked).toEqual(false)
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})
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test('beforeChange function return promise', async () => {
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const value = ref(true)
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const loading = ref(false)
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const asyncResult = ref('error')
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const beforeChange = () => {
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loading.value = true
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return new Promise<boolean>((resolve, reject) => {
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setTimeout(() => {
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loading.value = false
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return asyncResult.value == 'success'
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? resolve(true)
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: reject(new Error('Error'))
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}, 1000)
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})
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}
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const wrapper = mount(() => (
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<div>
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<Switch
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v-model={value.value}
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loading={loading.value}
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beforeChange={beforeChange}
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/>
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</div>
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))
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const coreWrapper = wrapper.find('.el-switch__core')
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vi.useFakeTimers()
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await coreWrapper.trigger('click')
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vi.runAllTimers()
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await nextTick()
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expect(value.value).toEqual(true)
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expect(debugWarn).toHaveBeenCalledTimes(0)
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asyncResult.value = 'success'
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await coreWrapper.trigger('click')
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vi.runAllTimers()
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await nextTick()
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expect(value.value).toEqual(false)
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expect(debugWarn).toHaveBeenCalledTimes(1)
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await coreWrapper.trigger('click')
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vi.runAllTimers()
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await nextTick()
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expect(value.value).toEqual(true)
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expect(debugWarn).toHaveBeenCalledTimes(1)
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})
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test('beforeChange function return boolean', async () => {
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const value = ref(true)
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const result = ref(false)
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const beforeChange = () => {
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// do something ...
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return result.value
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}
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const wrapper = mount(() => (
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<div>
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<Switch v-model={value.value} beforeChange={beforeChange} />
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</div>
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))
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const coreWrapper = wrapper.find('.el-switch__core')
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await coreWrapper.trigger('click')
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expect(value.value).toEqual(true)
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result.value = true
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await coreWrapper.trigger('click')
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expect(value.value).toEqual(false)
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await coreWrapper.trigger('click')
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expect(value.value).toEqual(true)
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})
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describe('form item accessibility integration', () => {
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test('automatic id attachment', async () => {
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const wrapper = mount(() => (
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<ElFormItem label="Foobar" data-test-ref="item">
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<Switch />
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</ElFormItem>
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))
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await nextTick()
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const formItem = wrapper.find('[data-test-ref="item"]')
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const formItemLabel = formItem.find('.el-form-item__label')
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const switchInput = wrapper.find('.el-switch__input')
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expect(formItem.attributes().role).toBeFalsy()
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expect(formItemLabel.attributes().for).toBe(switchInput.attributes().id)
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})
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test('specified id attachment', async () => {
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const wrapper = mount(() => (
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<ElFormItem label="Foobar" data-test-ref="item">
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<Switch id="foobar" />
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</ElFormItem>
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))
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await nextTick()
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const formItem = wrapper.find('[data-test-ref="item"]')
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const formItemLabel = formItem.find('.el-form-item__label')
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const switchInput = wrapper.find('.el-switch__input')
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expect(formItem.attributes().role).toBeFalsy()
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expect(switchInput.attributes().id).toBe('foobar')
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expect(formItemLabel.attributes().for).toBe(switchInput.attributes().id)
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})
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test('form item role is group when multiple inputs', async () => {
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const wrapper = mount(() => (
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<ElFormItem label="Foobar" data-test-ref="item">
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<Switch />
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<Switch />
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</ElFormItem>
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))
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await nextTick()
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const formItem = wrapper.find('[data-test-ref="item"]')
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expect(formItem.attributes().role).toBe('group')
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})
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})
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})
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