element-plus/packages/components/switch/__tests__/switch.test.tsx

490 lines
13 KiB
TypeScript

// @ts-nocheck
import { markRaw, nextTick } 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 wrapper = mount(Switch, {
props: {
activeText: 'on',
inactiveText: 'off',
activeColor: '#0f0',
inactiveColor: '#f00',
width: 100,
},
})
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, {
props: {
size: 'large',
},
})
expect(wrapper.find('.el-switch--large').exists()).toBe(true)
})
test('tabindex', () => {
const wrapper = mount(Switch, {
props: {
tabindex: '0',
},
})
expect(wrapper.find('.el-switch__input').attributes().tabindex).toBe('0')
})
test('inline prompt', () => {
const wrapper = mount(Switch, {
props: {
inlinePrompt: true,
activeText: 'on',
inactiveText: 'off',
activeColor: '#0f0',
inactiveColor: '#f00',
width: 100,
},
})
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, {
props: {
activeIcon: markRaw(Checked),
inactiveIcon: markRaw(CircleClose),
},
})
expect(wrapper.findComponent(Checked).exists()).toBe(true)
})
test('value correctly update', async () => {
const wrapper = mount({
components: {
'el-switch': Switch,
},
template: `
<el-switch
v-model="value"
activeColor="#0f0"
inactiveColor="#f00">
</el-switch>
`,
data() {
return {
value: true,
}
},
})
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(vm.value).toEqual(false)
await coreWrapper.trigger('click')
expect(vm.$el.classList.contains('is-checked')).true
expect(vm.value).toEqual(true)
})
test('change event', async () => {
const wrapper = mount({
components: {
'el-switch': Switch,
},
template: `
<div>
<el-switch
v-model="value"
@update:modelValue="handleChange">
</el-switch>
</div>
`,
methods: {
handleChange(val: boolean) {
this.target = val
},
},
data() {
return {
target: 1,
value: true,
}
},
})
const vm = wrapper.vm
expect(vm.target).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(vm.target).toEqual(false)
})
test('disabled switch should not respond to user click', async () => {
const wrapper = mount({
components: {
'el-switch': Switch,
},
template: `
<div>
<el-switch disabled v-model="value"></el-switch>
</div>
`,
data() {
return {
value: true,
}
},
})
const vm = wrapper.vm
expect(vm.value).toEqual(true)
const coreWrapper = wrapper.find('.el-switch__core')
await coreWrapper.trigger('click')
expect(vm.value).toEqual(true)
})
test('expand switch value', async () => {
const wrapper = mount({
components: {
'el-switch': Switch,
},
template: `
<div>
<el-switch v-model="value" :active-value="onValue" :inactive-value="offValue"></el-switch>
</div>
`,
data() {
return {
value: '100',
onValue: '100',
offValue: '0',
}
},
})
const vm = wrapper.vm
const coreWrapper = wrapper.find('.el-switch__core')
await coreWrapper.trigger('click')
expect(vm.value).toEqual('0')
await coreWrapper.trigger('click')
expect(vm.value).toEqual('100')
})
test('default switch active-value is false', async () => {
const wrapper = mount({
components: {
'el-switch': Switch,
},
template: `
<div>
<el-switch v-model="value" :active-value="onValue" :inactive-value="offValue"></el-switch>
</div>
`,
data() {
return {
value: false,
onValue: false,
offValue: true,
}
},
})
const vm = wrapper.vm
const coreWrapper = wrapper.find('.el-switch__core')
await coreWrapper.trigger('click')
expect(vm.value).toEqual(true)
await coreWrapper.trigger('click')
expect(vm.value).toEqual(false)
})
test('value is the single source of truth', async () => {
const wrapper = mount({
components: {
'el-switch': Switch,
},
template: `
<div>
<el-switch :value="true"></el-switch>
</div>
`,
})
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.checked).toBe(true)
expect(switchWrapper.classes('is-checked')).toEqual(true)
expect(inputEl.checked).toEqual(true)
await coreWrapper.trigger('click')
expect(switchVm.checked).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({
components: {
'el-switch': Switch,
},
template: `
<div>
<el-switch :model-value="true"></el-switch>
</div>
`,
})
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.$el.querySelector('input')
expect(switchVm.checked).toBe(true)
expect(switchWrapper.classes('is-checked')).toEqual(true)
expect(inputEl.checked).toEqual(true)
await coreWrapper.trigger('click')
expect(switchVm.checked).toBe(true)
expect(switchWrapper.classes('is-checked')).toEqual(true)
expect(inputEl.checked).toEqual(true)
})
test('sets checkbox value', async () => {
const wrapper = mount({
components: {
'el-switch': Switch,
},
template: `
<div>
<el-switch v-model="value"></el-switch>
</div>
`,
data() {
return {
value: false,
}
},
})
const vm = wrapper.vm
const inputEl = vm.$el.querySelector('input')
vm.value = true
await vm.$nextTick()
expect(inputEl.checked).toEqual(true)
vm.value = false
await vm.$nextTick()
expect(inputEl.checked).toEqual(false)
})
test('beforeChange function return promise', async () => {
const wrapper = mount({
components: {
'el-switch': Switch,
},
template: `
<div>
<el-switch
v-model="value"
:loading="loading"
:before-change="beforeChange"
/>
</div>
`,
data() {
return {
value: true,
loading: false,
asyncResult: 'error',
}
},
methods: {
beforeChange() {
this.loading = true
return new Promise((resolve, reject) => {
setTimeout(() => {
this.loading = false
return this.asyncResult == 'success'
? resolve(true)
: reject(new Error('Error'))
}, 1000)
})
},
},
})
const vm = wrapper.vm
const coreWrapper = wrapper.find('.el-switch__core')
vi.useFakeTimers()
await coreWrapper.trigger('click')
vi.runAllTimers()
await nextTick()
expect(vm.value).toEqual(true)
expect(debugWarn).toHaveBeenCalledTimes(0)
vm.asyncResult = 'success'
await coreWrapper.trigger('click')
vi.runAllTimers()
await nextTick()
expect(vm.value).toEqual(false)
expect(debugWarn).toHaveBeenCalledTimes(1)
await coreWrapper.trigger('click')
vi.runAllTimers()
await nextTick()
expect(vm.value).toEqual(true)
expect(debugWarn).toHaveBeenCalledTimes(1)
})
test('beforeChange function return boolean', async () => {
const wrapper = mount({
components: {
'el-switch': Switch,
},
template: `
<div>
<el-switch
v-model="value"
:before-change="beforeChange"
/>
</div>
`,
data() {
return {
value: true,
result: false,
}
},
methods: {
beforeChange() {
// do something ...
return this.result
},
},
})
const vm = wrapper.vm
const coreWrapper = wrapper.find('.el-switch__core')
await coreWrapper.trigger('click')
expect(vm.value).toEqual(true)
vm.result = true
await coreWrapper.trigger('click')
expect(vm.value).toEqual(false)
await coreWrapper.trigger('click')
expect(vm.value).toEqual(true)
})
describe('form item accessibility integration', () => {
test('automatic id attachment', async () => {
const wrapper = mount({
template: `<el-form-item label="Foobar" data-test-ref="item">
<el-switch />
</el-form-item>`,
components: {
'el-switch': Switch,
'el-form-item': 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({
template: `<el-form-item label="Foobar" data-test-ref="item">
<el-switch id="foobar" />
</el-form-item>`,
components: {
'el-switch': Switch,
'el-form-item': 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({
template: `<el-form-item label="Foobar" data-test-ref="item">
<el-switch />
<el-switch />
</el-form-item>`,
components: {
'el-switch': Switch,
'el-form-item': ElFormItem,
},
})
await nextTick()
const formItem = wrapper.find('[data-test-ref="item"]')
expect(formItem.attributes().role).toBe('group')
})
})
})