vue3-yuanma/packages/vue/__tests__/TransitionGroup.spec.ts
2021-05-07 09:28:14 -04:00

512 lines
17 KiB
TypeScript

import { E2E_TIMEOUT, setupPuppeteer } from './e2eUtils'
import path from 'path'
import { createApp, ref } from 'vue'
describe('e2e: TransitionGroup', () => {
const { page, html, nextFrame, timeout } = setupPuppeteer()
const baseUrl = `file://${path.resolve(__dirname, './transition.html')}`
const duration = process.env.CI ? 200 : 50
const buffer = process.env.CI ? 20 : 5
const htmlWhenTransitionStart = () =>
page().evaluate(() => {
(document.querySelector('#toggleBtn') as any)!.click()
return Promise.resolve().then(() => {
return document.querySelector('#container')!.innerHTML
})
})
const transitionFinish = (time = duration) => timeout(time + buffer)
beforeEach(async () => {
await page().goto(baseUrl)
await page().waitFor('#app')
})
test(
'enter',
async () => {
await page().evaluate(() => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition-group name="test">
<div v-for="item in items" :key="item" class="test">{{item}}</div>
</transition-group>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const items = ref(['a', 'b', 'c'])
const click = () => items.value.push('d', 'e')
return { click, items }
}
}).mount('#app')
})
expect(await html('#container')).toBe(
`<div class="test">a</div>` +
`<div class="test">b</div>` +
`<div class="test">c</div>`
)
expect(await htmlWhenTransitionStart()).toBe(
`<div class="test">a</div>` +
`<div class="test">b</div>` +
`<div class="test">c</div>` +
`<div class="test test-enter-from test-enter-active">d</div>` +
`<div class="test test-enter-from test-enter-active">e</div>`
)
await nextFrame()
expect(await html('#container')).toBe(
`<div class="test">a</div>` +
`<div class="test">b</div>` +
`<div class="test">c</div>` +
`<div class="test test-enter-active test-enter-to">d</div>` +
`<div class="test test-enter-active test-enter-to">e</div>`
)
await transitionFinish()
expect(await html('#container')).toBe(
`<div class="test">a</div>` +
`<div class="test">b</div>` +
`<div class="test">c</div>` +
`<div class="test">d</div>` +
`<div class="test">e</div>`
)
},
E2E_TIMEOUT
)
test(
'leave',
async () => {
await page().evaluate(() => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition-group name="test">
<div v-for="item in items" :key="item" class="test">{{item}}</div>
</transition-group>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const items = ref(['a', 'b', 'c'])
const click = () => (items.value = ['b'])
return { click, items }
}
}).mount('#app')
})
expect(await html('#container')).toBe(
`<div class="test">a</div>` +
`<div class="test">b</div>` +
`<div class="test">c</div>`
)
expect(await htmlWhenTransitionStart()).toBe(
`<div class="test test-leave-from test-leave-active">a</div>` +
`<div class="test">b</div>` +
`<div class="test test-leave-from test-leave-active">c</div>`
)
await nextFrame()
expect(await html('#container')).toBe(
`<div class="test test-leave-active test-leave-to">a</div>` +
`<div class="test">b</div>` +
`<div class="test test-leave-active test-leave-to">c</div>`
)
await transitionFinish()
expect(await html('#container')).toBe(`<div class="test">b</div>`)
},
E2E_TIMEOUT
)
test(
'enter + leave',
async () => {
await page().evaluate(() => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition-group name="test">
<div v-for="item in items" :key="item" class="test">{{item}}</div>
</transition-group>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const items = ref(['a', 'b', 'c'])
const click = () => (items.value = ['b', 'c', 'd'])
return { click, items }
}
}).mount('#app')
})
expect(await html('#container')).toBe(
`<div class="test">a</div>` +
`<div class="test">b</div>` +
`<div class="test">c</div>`
)
expect(await htmlWhenTransitionStart()).toBe(
`<div class="test test-leave-from test-leave-active">a</div>` +
`<div class="test">b</div>` +
`<div class="test">c</div>` +
`<div class="test test-enter-from test-enter-active">d</div>`
)
await nextFrame()
expect(await html('#container')).toBe(
`<div class="test test-leave-active test-leave-to">a</div>` +
`<div class="test">b</div>` +
`<div class="test">c</div>` +
`<div class="test test-enter-active test-enter-to">d</div>`
)
await transitionFinish()
expect(await html('#container')).toBe(
`<div class="test">b</div>` +
`<div class="test">c</div>` +
`<div class="test">d</div>`
)
},
E2E_TIMEOUT
)
test(
'appear',
async () => {
const appearHtml = await page().evaluate(() => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition-group appear
appear-from-class="test-appear-from"
appear-to-class="test-appear-to"
appear-active-class="test-appear-active"
name="test">
<div v-for="item in items" :key="item" class="test">{{item}}</div>
</transition-group>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const items = ref(['a', 'b', 'c'])
const click = () => items.value.push('d', 'e')
return { click, items }
}
}).mount('#app')
return Promise.resolve().then(() => {
return document.querySelector('#container')!.innerHTML
})
})
// appear
expect(appearHtml).toBe(
`<div class="test test-appear-from test-appear-active">a</div>` +
`<div class="test test-appear-from test-appear-active">b</div>` +
`<div class="test test-appear-from test-appear-active">c</div>`
)
await nextFrame()
expect(await html('#container')).toBe(
`<div class="test test-appear-active test-appear-to">a</div>` +
`<div class="test test-appear-active test-appear-to">b</div>` +
`<div class="test test-appear-active test-appear-to">c</div>`
)
await transitionFinish()
expect(await html('#container')).toBe(
`<div class="test">a</div>` +
`<div class="test">b</div>` +
`<div class="test">c</div>`
)
// enter
expect(await htmlWhenTransitionStart()).toBe(
`<div class="test">a</div>` +
`<div class="test">b</div>` +
`<div class="test">c</div>` +
`<div class="test test-enter-from test-enter-active">d</div>` +
`<div class="test test-enter-from test-enter-active">e</div>`
)
await nextFrame()
expect(await html('#container')).toBe(
`<div class="test">a</div>` +
`<div class="test">b</div>` +
`<div class="test">c</div>` +
`<div class="test test-enter-active test-enter-to">d</div>` +
`<div class="test test-enter-active test-enter-to">e</div>`
)
await transitionFinish()
expect(await html('#container')).toBe(
`<div class="test">a</div>` +
`<div class="test">b</div>` +
`<div class="test">c</div>` +
`<div class="test">d</div>` +
`<div class="test">e</div>`
)
},
E2E_TIMEOUT
)
test(
'move',
async () => {
await page().evaluate(() => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition-group name="group">
<div v-for="item in items" :key="item" class="test">{{item}}</div>
</transition-group>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const items = ref(['a', 'b', 'c'])
const click = () => (items.value = ['d', 'b', 'a'])
return { click, items }
}
}).mount('#app')
})
expect(await html('#container')).toBe(
`<div class="test">a</div>` +
`<div class="test">b</div>` +
`<div class="test">c</div>`
)
expect(await htmlWhenTransitionStart()).toBe(
`<div class="test group-enter-from group-enter-active">d</div>` +
`<div class="test">b</div>` +
`<div class="test group-move" style="">a</div>` +
`<div class="test group-leave-from group-leave-active group-move" style="">c</div>`
)
await nextFrame()
expect(await html('#container')).toBe(
`<div class="test group-enter-active group-enter-to">d</div>` +
`<div class="test">b</div>` +
`<div class="test group-move" style="">a</div>` +
`<div class="test group-leave-active group-move group-leave-to" style="">c</div>`
)
await transitionFinish(duration * 2)
expect(await html('#container')).toBe(
`<div class="test">d</div>` +
`<div class="test">b</div>` +
`<div class="test" style="">a</div>`
)
},
E2E_TIMEOUT
)
test(
'dynamic name',
async () => {
await page().evaluate(() => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition-group :name="name">
<div v-for="item in items" :key="item" >{{item}}</div>
</transition-group>
</div>
<button id="toggleBtn" @click="click">button</button>
<button id="changeNameBtn" @click="changeName">button</button>
`,
setup: () => {
const items = ref(['a', 'b', 'c'])
const name = ref('invalid')
const click = () => (items.value = ['b', 'c', 'a'])
const changeName = () => {
name.value = 'group'
items.value = ['a', 'b', 'c']
}
return { click, items, name, changeName }
}
}).mount('#app')
})
expect(await html('#container')).toBe(
`<div>a</div>` + `<div>b</div>` + `<div>c</div>`
)
// invalid name
expect(await htmlWhenTransitionStart()).toBe(
`<div>b</div>` + `<div>c</div>` + `<div>a</div>`
)
// change name
const moveHtml = await page().evaluate(() => {
;(document.querySelector('#changeNameBtn') as any).click()
return Promise.resolve().then(() => {
return document.querySelector('#container')!.innerHTML
})
})
expect(moveHtml).toBe(
`<div class="group-move" style="">a</div>` +
`<div class="group-move" style="">b</div>` +
`<div class="group-move" style="">c</div>`
)
// not sure why but we just have to wait really long for this to
// pass consistently :/
await transitionFinish(duration * 4)
expect(await html('#container')).toBe(
`<div class="" style="">a</div>` +
`<div class="" style="">b</div>` +
`<div class="" style="">c</div>`
)
},
E2E_TIMEOUT
)
test(
'events',
async () => {
const onLeaveSpy = jest.fn()
const onEnterSpy = jest.fn()
const onAppearSpy = jest.fn()
const beforeLeaveSpy = jest.fn()
const beforeEnterSpy = jest.fn()
const beforeAppearSpy = jest.fn()
const afterLeaveSpy = jest.fn()
const afterEnterSpy = jest.fn()
const afterAppearSpy = jest.fn()
await page().exposeFunction('onLeaveSpy', onLeaveSpy)
await page().exposeFunction('onEnterSpy', onEnterSpy)
await page().exposeFunction('onAppearSpy', onAppearSpy)
await page().exposeFunction('beforeLeaveSpy', beforeLeaveSpy)
await page().exposeFunction('beforeEnterSpy', beforeEnterSpy)
await page().exposeFunction('beforeAppearSpy', beforeAppearSpy)
await page().exposeFunction('afterLeaveSpy', afterLeaveSpy)
await page().exposeFunction('afterEnterSpy', afterEnterSpy)
await page().exposeFunction('afterAppearSpy', afterAppearSpy)
const appearHtml = await page().evaluate(() => {
const {
beforeAppearSpy,
onAppearSpy,
afterAppearSpy,
beforeEnterSpy,
onEnterSpy,
afterEnterSpy,
beforeLeaveSpy,
onLeaveSpy,
afterLeaveSpy
} = window as any
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition-group name="test"
appear
appear-from-class="test-appear-from"
appear-to-class="test-appear-to"
appear-active-class="test-appear-active"
@before-enter="beforeEnterSpy"
@enter="onEnterSpy"
@after-enter="afterEnterSpy"
@before-leave="beforeLeaveSpy"
@leave="onLeaveSpy"
@after-leave="afterLeaveSpy"
@before-appear="beforeAppearSpy"
@appear="onAppearSpy"
@after-appear="afterAppearSpy">
<div v-for="item in items" :key="item" class="test">{{item}}</div>
</transition-group>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const items = ref(['a', 'b', 'c'])
const click = () => (items.value = ['b', 'c', 'd'])
return {
click,
items,
beforeAppearSpy,
onAppearSpy,
afterAppearSpy,
beforeEnterSpy,
onEnterSpy,
afterEnterSpy,
beforeLeaveSpy,
onLeaveSpy,
afterLeaveSpy
}
}
}).mount('#app')
return Promise.resolve().then(() => {
return document.querySelector('#container')!.innerHTML
})
})
expect(beforeAppearSpy).toBeCalled()
expect(onAppearSpy).toBeCalled()
expect(afterAppearSpy).not.toBeCalled()
expect(appearHtml).toBe(
`<div class="test test-appear-from test-appear-active">a</div>` +
`<div class="test test-appear-from test-appear-active">b</div>` +
`<div class="test test-appear-from test-appear-active">c</div>`
)
await nextFrame()
expect(afterAppearSpy).not.toBeCalled()
expect(await html('#container')).toBe(
`<div class="test test-appear-active test-appear-to">a</div>` +
`<div class="test test-appear-active test-appear-to">b</div>` +
`<div class="test test-appear-active test-appear-to">c</div>`
)
await transitionFinish()
expect(afterAppearSpy).toBeCalled()
expect(await html('#container')).toBe(
`<div class="test">a</div>` +
`<div class="test">b</div>` +
`<div class="test">c</div>`
)
// enter + leave
expect(await htmlWhenTransitionStart()).toBe(
`<div class="test test-leave-from test-leave-active">a</div>` +
`<div class="test">b</div>` +
`<div class="test">c</div>` +
`<div class="test test-enter-from test-enter-active">d</div>`
)
expect(beforeLeaveSpy).toBeCalled()
expect(onLeaveSpy).toBeCalled()
expect(afterLeaveSpy).not.toBeCalled()
expect(beforeEnterSpy).toBeCalled()
expect(onEnterSpy).toBeCalled()
expect(afterEnterSpy).not.toBeCalled()
await nextFrame()
expect(await html('#container')).toBe(
`<div class="test test-leave-active test-leave-to">a</div>` +
`<div class="test">b</div>` +
`<div class="test">c</div>` +
`<div class="test test-enter-active test-enter-to">d</div>`
)
expect(afterLeaveSpy).not.toBeCalled()
expect(afterEnterSpy).not.toBeCalled()
await transitionFinish()
expect(await html('#container')).toBe(
`<div class="test">b</div>` +
`<div class="test">c</div>` +
`<div class="test">d</div>`
)
expect(afterLeaveSpy).toBeCalled()
expect(afterEnterSpy).toBeCalled()
},
E2E_TIMEOUT
)
test('warn unkeyed children', () => {
createApp({
template: `
<transition-group name="test">
<div v-for="item in items" class="test">{{item}}</div>
</transition-group>
`,
setup: () => {
const items = ref(['a', 'b', 'c'])
return { items }
}
}).mount(document.createElement('div'))
expect(`<TransitionGroup> children must be keyed`).toHaveBeenWarned()
})
})