element-plus/packages/components/switch/__tests__/switch.test.tsx
LIUCHAO 80c5855f2f
fix(components): [switch] fix type error (#9171)
* fix(components): [switch] fix type error

* fix(components): [switch] fix type error
2022-08-18 20:31:37 +08:00

359 lines
11 KiB
TypeScript

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