vue3-yuanma/packages/vue/__tests__/Transition.spec.ts

1637 lines
51 KiB
TypeScript

import { E2E_TIMEOUT, setupPuppeteer } from './e2eUtils'
import path from 'path'
import { mockWarn } from '@vue/shared'
import { h, createApp, Transition } from 'vue'
describe('e2e: Transition', () => {
mockWarn()
const { page, html, classList, isVisible } = setupPuppeteer()
const baseUrl = `file://${path.resolve(__dirname, './transition.html')}`
const duration = 50
const buffer = 5
const classWhenTransitionStart = () =>
page().evaluate(() => {
(document.querySelector('#toggleBtn') as any)!.click()
return Promise.resolve().then(() => {
return document.querySelector('#container div')!.className.split(/\s+/g)
})
})
const transitionFinish = (time = duration) =>
new Promise(r => {
setTimeout(r, time + buffer)
})
const nextFrame = () => {
return page().evaluate(() => {
return new Promise(resolve => {
requestAnimationFrame(() => {
requestAnimationFrame(resolve)
})
})
})
}
beforeEach(async () => {
await page().goto(baseUrl)
await page().waitFor('#app')
})
describe('transition with v-if', () => {
test(
'basic transition',
async () => {
await page().evaluate(() => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition>
<div v-if="toggle" class="test">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click }
}
}).mount('#app')
})
expect(await html('#container')).toBe('<div class="test">content</div>')
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'v-leave-active',
'v-leave-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'v-leave-active',
'v-leave-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<!--v-if-->')
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'v-enter-active',
'v-enter-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'v-enter-active',
'v-enter-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<div class="test">content</div>')
},
E2E_TIMEOUT
)
test(
'named transition',
async () => {
await page().evaluate(() => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition name="test">
<div v-if="toggle" class="test">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click }
}
}).mount('#app')
})
expect(await html('#container')).toBe('<div class="test">content</div>')
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<!--v-if-->')
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-enter-active',
'test-enter-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-enter-active',
'test-enter-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<div class="test">content</div>')
},
E2E_TIMEOUT
)
test(
'custom transition classes',
async () => {
await page().evaluate(() => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition enter-from-class="hello-from"
enter-active-class="hello-active"
enter-to-class="hello-to"
leave-from-class="bye-from"
leave-active-class="bye-active"
leave-to-class="bye-to">
<div v-if="toggle" class="test">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click }
}
}).mount('#app')
})
expect(await html('#container')).toBe('<div class="test">content</div>')
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'bye-active',
'bye-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'bye-active',
'bye-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<!--v-if-->')
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'hello-active',
'hello-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'hello-active',
'hello-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<div class="test">content</div>')
},
E2E_TIMEOUT
)
test(
'transition with dynamic name',
async () => {
await page().evaluate(() => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition :name="name">
<div v-if="toggle" class="test">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
<button id="changeNameBtn" @click="changeName">button</button>
`,
setup: () => {
const name = ref('test')
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
const changeName = () => (name.value = 'changed')
return { toggle, click, name, changeName }
}
}).mount('#app')
})
expect(await html('#container')).toBe('<div class="test">content</div>')
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<!--v-if-->')
// enter
await page().evaluate(() => {
;(document.querySelector('#changeNameBtn') as any).click()
})
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'changed-enter-active',
'changed-enter-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'changed-enter-active',
'changed-enter-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<div class="test">content</div>')
},
E2E_TIMEOUT
)
test(
'transition events without appear',
async () => {
const beforeLeaveSpy = jest.fn()
const onLeaveSpy = jest.fn()
const afterLeaveSpy = jest.fn()
const beforeEnterSpy = jest.fn()
const onEnterSpy = jest.fn()
const afterEnterSpy = jest.fn()
await page().exposeFunction('onLeaveSpy', onLeaveSpy)
await page().exposeFunction('onEnterSpy', onEnterSpy)
await page().exposeFunction('beforeLeaveSpy', beforeLeaveSpy)
await page().exposeFunction('beforeEnterSpy', beforeEnterSpy)
await page().exposeFunction('afterLeaveSpy', afterLeaveSpy)
await page().exposeFunction('afterEnterSpy', afterEnterSpy)
await page().evaluate(() => {
const {
beforeEnterSpy,
onEnterSpy,
afterEnterSpy,
beforeLeaveSpy,
onLeaveSpy,
afterLeaveSpy
} = window as any
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition
name="test"
@before-enter="beforeEnterSpy"
@enter="onEnterSpy"
@after-enter="afterEnterSpy"
@before-leave="beforeLeaveSpy"
@leave="onLeaveSpy"
@after-leave="afterLeaveSpy">
<div v-if="toggle" class="test">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return {
toggle,
click,
beforeEnterSpy,
onEnterSpy,
afterEnterSpy,
beforeLeaveSpy,
onLeaveSpy,
afterLeaveSpy
}
}
}).mount('#app')
})
expect(await html('#container')).toBe('<div class="test">content</div>')
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
// todo test event with arguments. Note: not get dom, get object. '{}'
expect(beforeLeaveSpy).toBeCalled()
expect(onLeaveSpy).not.toBeCalled()
expect(afterLeaveSpy).not.toBeCalled()
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
expect(beforeLeaveSpy).toBeCalled()
expect(afterLeaveSpy).not.toBeCalled()
await transitionFinish()
expect(await html('#container')).toBe('<!--v-if-->')
expect(afterLeaveSpy).toBeCalled()
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-enter-active',
'test-enter-from'
])
expect(beforeEnterSpy).toBeCalled()
expect(onEnterSpy).not.toBeCalled()
expect(afterEnterSpy).not.toBeCalled()
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-enter-active',
'test-enter-to'
])
expect(onEnterSpy).toBeCalled()
expect(afterEnterSpy).not.toBeCalled()
await transitionFinish()
expect(await html('#container')).toBe('<div class="test">content</div>')
expect(afterEnterSpy).toBeCalled()
},
E2E_TIMEOUT
)
test('onEnterCancelled', async () => {
const enterCancelledSpy = jest.fn()
await page().exposeFunction('enterCancelledSpy', enterCancelledSpy)
await page().evaluate(() => {
const { enterCancelledSpy } = window as any
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition
name="test"
@enter-cancelled="enterCancelledSpy">
<div v-if="toggle" class="test">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(false)
const click = () => (toggle.value = !toggle.value)
return {
toggle,
click,
enterCancelledSpy
}
}
}).mount('#app')
})
expect(await html('#container')).toBe('<!--v-if-->')
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-enter-active',
'test-enter-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-enter-active',
'test-enter-to'
])
// cancel (leave)
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
// fixme
expect(enterCancelledSpy).not.toBeCalled()
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<!--v-if-->')
})
test(
'transition on appear',
async () => {
await page().evaluate(async () => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition name="test"
appear
appear-from-class="test-appear-from"
appear-to-class="test-appear-to"
appear-active-class="test-appear-active">
<div v-if="toggle" class="test">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click }
}
}).mount('#app')
})
// appear
expect(await classList('.test')).toStrictEqual([
'test',
'test-appear-active',
'test-appear-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-appear-active',
'test-appear-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<div class="test">content</div>')
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<!--v-if-->')
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-enter-active',
'test-enter-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-enter-active',
'test-enter-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<div class="test">content</div>')
},
E2E_TIMEOUT
)
test(
'transition events with appear',
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 appearClass = await page().evaluate(async () => {
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
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-if="toggle" class="test">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return {
toggle,
click,
beforeAppearSpy,
onAppearSpy,
afterAppearSpy,
beforeEnterSpy,
onEnterSpy,
afterEnterSpy,
beforeLeaveSpy,
onLeaveSpy,
afterLeaveSpy
}
}
}).mount('#app')
return Promise.resolve().then(() => {
return document.querySelector('.test')!.className.split(/\s+/g)
})
})
// appear fixme spy called
expect(appearClass).toStrictEqual([
'test',
'test-appear-active',
'test-appear-from'
])
expect(beforeAppearSpy).not.toBeCalled()
expect(onAppearSpy).not.toBeCalled()
expect(afterAppearSpy).not.toBeCalled()
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-appear-active',
'test-appear-to'
])
expect(onAppearSpy).not.toBeCalled()
expect(afterAppearSpy).not.toBeCalled()
await transitionFinish()
expect(await html('#container')).toBe('<div class="test">content</div>')
expect(afterAppearSpy).not.toBeCalled()
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
expect(beforeLeaveSpy).toBeCalled()
expect(onLeaveSpy).not.toBeCalled()
expect(afterLeaveSpy).not.toBeCalled()
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
expect(onLeaveSpy).toBeCalled()
expect(afterLeaveSpy).not.toBeCalled()
await transitionFinish()
expect(await html('#container')).toBe('<!--v-if-->')
expect(afterLeaveSpy).toBeCalled()
// enter fixme spy called
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-enter-active',
'test-enter-from'
])
expect(beforeEnterSpy).toBeCalled()
expect(onEnterSpy).toBeCalled()
expect(afterEnterSpy).toBeCalled()
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-enter-active',
'test-enter-to'
])
expect(onEnterSpy).toBeCalled()
expect(afterEnterSpy).toBeCalled()
await transitionFinish()
expect(await html('#container')).toBe('<div class="test">content</div>')
expect(afterEnterSpy).toBeCalled()
},
E2E_TIMEOUT
)
// fixme
test(
'css: false',
async () => {
const onLeaveSpy = jest.fn()
const onEnterSpy = jest.fn()
await page().exposeFunction('onLeaveSpy', onLeaveSpy)
await page().exposeFunction('onEnterSpy', onEnterSpy)
await page().evaluate(() => {
const { onLeaveSpy, onEnterSpy } = window as any
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition
:css="false"
name="test"
@enter="onEnterSpy"
@leave="onLeaveSpy">
<div v-if="toggle" class="test">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click"></button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click, onLeaveSpy, onEnterSpy }
}
}).mount('#app')
})
expect(await html('#container')).toBe('<div class="test">content</div>')
// leave
await classWhenTransitionStart()
expect(onLeaveSpy).toBeCalled()
expect(await html('#container')).toBe(
'<div class="test">content</div><!--v-if-->'
)
// enter
await classWhenTransitionStart()
expect(onEnterSpy).toBeCalled()
expect(await html('#container')).toBe('<div class="test">content</div>')
},
E2E_TIMEOUT
)
test(
'no transition detected',
async () => {
await page().evaluate(() => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition name="noop">
<div v-if="toggle">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click }
}
}).mount('#app')
})
expect(await html('#container')).toBe('<div>content</div>')
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'noop-leave-active',
'noop-leave-from'
])
await nextFrame()
expect(await html('#container')).toBe('<!--v-if-->')
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'noop-enter-active',
'noop-enter-from'
])
await nextFrame()
expect(await html('#container')).toBe('<div class="">content</div>')
},
E2E_TIMEOUT
)
test(
'animations',
async () => {
await page().evaluate(() => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition name="test-anim">
<div v-if="toggle">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click }
}
}).mount('#app')
})
expect(await html('#container')).toBe('<div>content</div>')
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test-anim-leave-active',
'test-anim-leave-from'
])
await nextFrame()
expect(await classList('#container div')).toStrictEqual([
'test-anim-leave-active',
'test-anim-leave-to'
])
await transitionFinish(duration * 2)
expect(await html('#container')).toBe('<!--v-if-->')
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test-anim-enter-active',
'test-anim-enter-from'
])
await nextFrame()
expect(await classList('#container div')).toStrictEqual([
'test-anim-enter-active',
'test-anim-enter-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<div class="">content</div>')
},
E2E_TIMEOUT
)
test(
'explicit transition type',
async () => {
await page().evaluate(() => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container"><transition name="test-anim-long" type="animation"><div v-if="toggle">content</div></transition></div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click }
}
}).mount('#app')
})
expect(await html('#container')).toBe('<div>content</div>')
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test-anim-long-leave-active',
'test-anim-long-leave-from'
])
await nextFrame()
expect(await classList('#container div')).toStrictEqual([
'test-anim-long-leave-active',
'test-anim-long-leave-to'
])
await new Promise(r => {
setTimeout(r, duration + 5)
})
expect(await classList('#container div')).toStrictEqual([
'test-anim-long-leave-active',
'test-anim-long-leave-to'
])
await transitionFinish(duration * 2)
expect(await html('#container')).toBe('<!--v-if-->')
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test-anim-long-enter-active',
'test-anim-long-enter-from'
])
await nextFrame()
expect(await classList('#container div')).toStrictEqual([
'test-anim-long-enter-active',
'test-anim-long-enter-to'
])
await new Promise(r => {
setTimeout(r, duration + 5)
})
expect(await classList('#container div')).toStrictEqual([
'test-anim-long-enter-active',
'test-anim-long-enter-to'
])
await transitionFinish(duration * 2)
expect(await html('#container')).toBe('<div class="">content</div>')
},
E2E_TIMEOUT
)
test(
'transition on SVG elements',
async () => {
await page().evaluate(() => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<svg id="container">
<transition name="test">
<circle v-if="toggle" cx="0" cy="0" r="10" class="test"></circle>
</transition>
</svg>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click }
}
}).mount('#app')
})
expect(await html('#container')).toBe(
'<circle cx="0" cy="0" r="10" class="test"></circle>'
)
const svgTransitionStart = () =>
page().evaluate(() => {
document.querySelector('button')!.click()
return Promise.resolve().then(() => {
return document
.querySelector('.test')!
.getAttribute('class')!
.split(/\s+/g)
})
})
// leave
expect(await svgTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<!--v-if-->')
// enter
expect(await svgTransitionStart()).toStrictEqual([
'test',
'test-enter-active',
'test-enter-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-enter-active',
'test-enter-to'
])
await transitionFinish()
expect(await html('#container')).toBe(
'<circle cx="0" cy="0" r="10" class="test"></circle>'
)
},
E2E_TIMEOUT
)
test(
'custom transition higher-order component',
async () => {
await page().evaluate(() => {
const { createApp, ref, h, Transition } = (window as any).Vue
createApp({
template: `
<div id="container"><my-transition><div v-if="toggle" class="test">content</div></my-transition></div>
<button id="toggleBtn" @click="click">button</button>
`,
components: {
'my-transition': (props: any, { slots }: any) => {
return h(Transition, { name: 'test' }, slots)
}
},
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click }
}
}).mount('#app')
})
expect(await html('#container')).toBe('<div class="test">content</div>')
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<!--v-if-->')
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-enter-active',
'test-enter-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-enter-active',
'test-enter-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<div class="test">content</div>')
},
E2E_TIMEOUT
)
test(
'transition on child components with empty root node',
async () => {
await page().evaluate(() => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition name="test">
<component class="test" :is="view"></component>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
<button id="changeViewBtn" @click="change">button</button>
`,
components: {
one: {
template: '<div v-if="false">one</div>'
},
two: {
template: '<div>two</div>'
}
},
setup: () => {
const toggle = ref(true)
const view = ref('one')
const click = () => (toggle.value = !toggle.value)
const change = () =>
(view.value = view.value === 'one' ? 'two' : 'one')
return { toggle, click, change, view }
}
}).mount('#app')
})
expect(await html('#container')).toBe('<!--v-if-->')
// change view -> 'two'
await page().evaluate(() => {
(document.querySelector('#changeViewBtn') as any)!.click()
})
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-enter-active',
'test-enter-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-enter-active',
'test-enter-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<div class="test">two</div>')
// change view -> 'one'
await page().evaluate(() => {
(document.querySelector('#changeViewBtn') as any)!.click()
})
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<!--v-if-->')
},
E2E_TIMEOUT
)
})
describe('transition with v-show', () => {
test(
'named transition with v-show',
async () => {
await page().evaluate(() => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition name="test">
<div v-show="toggle" class="test">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click }
}
}).mount('#app')
})
expect(await html('#container')).toBe('<div class="test">content</div>')
expect(await isVisible('.test')).toBe(true)
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
await transitionFinish()
expect(await isVisible('.test')).toBe(false)
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-enter-active',
'test-enter-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-enter-active',
'test-enter-to'
])
await transitionFinish()
expect(await html('#container')).toBe(
'<div class="test" style="">content</div>'
)
},
E2E_TIMEOUT
)
test(
'transition events with v-show',
async () => {
const beforeLeaveSpy = jest.fn()
const onLeaveSpy = jest.fn()
const afterLeaveSpy = jest.fn()
const beforeEnterSpy = jest.fn()
const onEnterSpy = jest.fn()
const afterEnterSpy = jest.fn()
await page().exposeFunction('onLeaveSpy', onLeaveSpy)
await page().exposeFunction('onEnterSpy', onEnterSpy)
await page().exposeFunction('beforeLeaveSpy', beforeLeaveSpy)
await page().exposeFunction('beforeEnterSpy', beforeEnterSpy)
await page().exposeFunction('afterLeaveSpy', afterLeaveSpy)
await page().exposeFunction('afterEnterSpy', afterEnterSpy)
await page().evaluate(() => {
const {
beforeEnterSpy,
onEnterSpy,
afterEnterSpy,
beforeLeaveSpy,
onLeaveSpy,
afterLeaveSpy
} = window as any
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition
name="test"
@before-enter="beforeEnterSpy"
@enter="onEnterSpy"
@after-enter="afterEnterSpy"
@before-leave="beforeLeaveSpy"
@leave="onLeaveSpy"
@after-leave="afterLeaveSpy">
<div v-show="toggle" class="test">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return {
toggle,
click,
beforeEnterSpy,
onEnterSpy,
afterEnterSpy,
beforeLeaveSpy,
onLeaveSpy,
afterLeaveSpy
}
}
}).mount('#app')
})
expect(await html('#container')).toBe('<div class="test">content</div>')
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
expect(beforeLeaveSpy).toBeCalled()
expect(onLeaveSpy).not.toBeCalled()
expect(afterLeaveSpy).not.toBeCalled()
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
expect(beforeLeaveSpy).toBeCalled()
expect(afterLeaveSpy).not.toBeCalled()
await transitionFinish()
expect(await isVisible('.test')).toBe(false)
expect(afterLeaveSpy).toBeCalled()
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-enter-active',
'test-enter-from'
])
expect(beforeEnterSpy).toBeCalled()
expect(onEnterSpy).not.toBeCalled()
expect(afterEnterSpy).not.toBeCalled()
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-enter-active',
'test-enter-to'
])
expect(onEnterSpy).toBeCalled()
expect(afterEnterSpy).not.toBeCalled()
await transitionFinish()
expect(await html('#container')).toBe(
'<div class="test" style="">content</div>'
)
expect(afterEnterSpy).toBeCalled()
},
E2E_TIMEOUT
)
test(
'onLeaveCancelled (v-show only)',
async () => {
const onLeaveCancelledSpy = jest.fn()
await page().exposeFunction('onLeaveCancelledSpy', onLeaveCancelledSpy)
await page().evaluate(() => {
const { onLeaveCancelledSpy } = window as any
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition name="test">
<div v-show="toggle" class="test" @leave-cancelled="onLeaveCancelledSpy">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click, onLeaveCancelledSpy }
}
}).mount('#app')
})
expect(await html('#container')).toBe('<div class="test">content</div>')
expect(await isVisible('.test')).toBe(true)
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
// cancel (enter)
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-enter-active',
'test-enter-from'
])
// fixme
expect(onLeaveCancelledSpy).not.toBeCalled()
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-enter-active',
'test-enter-to'
])
await transitionFinish()
expect(await html('#container')).toBe(
'<div class="test" style="">content</div>'
)
},
E2E_TIMEOUT
)
test(
'transition on appear with v-show',
async () => {
const appearClass = await page().evaluate(async () => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition name="test"
appear
appear-from-class="test-appear-from"
appear-to-class="test-appear-to"
appear-active-class="test-appear-active">
<div v-show="toggle" class="test">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click }
}
}).mount('#app')
return Promise.resolve().then(() => {
return document.querySelector('.test')!.className.split(/\s+/g)
})
})
// appear
expect(appearClass).toStrictEqual([
'test',
'test-appear-active',
'test-appear-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-appear-active',
'test-appear-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<div class="test">content</div>')
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
await transitionFinish()
expect(await isVisible('.test')).toBe(false)
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-enter-active',
'test-enter-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-enter-active',
'test-enter-to'
])
await transitionFinish()
expect(await html('#container')).toBe(
'<div class="test" style="">content</div>'
)
},
E2E_TIMEOUT
)
})
test(
'warn when used on multiple elements',
async () => {
createApp({
render() {
return h(Transition, null, {
default: () => [h('div'), h('div')]
})
}
}).mount(document.createElement('div'))
expect(
'<transition> can only be used on a single element or component'
).toHaveBeenWarned()
},
E2E_TIMEOUT
)
describe('explicit durations', () => {
test(
'single value',
async () => {
await page().evaluate(duration => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition name="test" duration="${duration * 2}">
<div v-if="toggle" class="test">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click }
}
}).mount('#app')
}, duration)
expect(await html('#container')).toBe('<div class="test">content</div>')
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
await transitionFinish(duration * 2)
expect(await html('#container')).toBe('<!--v-if-->')
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-enter-active',
'test-enter-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-enter-active',
'test-enter-to'
])
await transitionFinish(duration * 2)
expect(await html('#container')).toBe('<div class="test">content</div>')
},
E2E_TIMEOUT
)
test(
'enter with explicit durations',
async () => {
await page().evaluate(duration => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition name="test" :duration="{ enter: ${duration * 2} }">
<div v-if="toggle" class="test">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click }
}
}).mount('#app')
}, duration)
expect(await html('#container')).toBe('<div class="test">content</div>')
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<!--v-if-->')
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-enter-active',
'test-enter-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-enter-active',
'test-enter-to'
])
await transitionFinish(duration * 2)
expect(await html('#container')).toBe('<div class="test">content</div>')
},
E2E_TIMEOUT
)
test(
'leave with explicit durations',
async () => {
await page().evaluate(duration => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition name="test" :duration="{ leave: ${duration * 2} }">
<div v-if="toggle" class="test">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click }
}
}).mount('#app')
}, duration)
expect(await html('#container')).toBe('<div class="test">content</div>')
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
await transitionFinish(duration * 2)
expect(await html('#container')).toBe('<!--v-if-->')
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-enter-active',
'test-enter-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-enter-active',
'test-enter-to'
])
await transitionFinish()
expect(await html('#container')).toBe('<div class="test">content</div>')
},
E2E_TIMEOUT
)
test(
'separate enter and leave',
async () => {
await page().evaluate(duration => {
const { createApp, ref } = (window as any).Vue
createApp({
template: `
<div id="container">
<transition name="test" :duration="{
enter: ${duration * 4},
leave: ${duration * 2}
}">
<div v-if="toggle" class="test">content</div>
</transition>
</div>
<button id="toggleBtn" @click="click">button</button>
`,
setup: () => {
const toggle = ref(true)
const click = () => (toggle.value = !toggle.value)
return { toggle, click }
}
}).mount('#app')
}, duration)
expect(await html('#container')).toBe('<div class="test">content</div>')
// leave
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-leave-active',
'test-leave-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-leave-active',
'test-leave-to'
])
await transitionFinish(duration * 2)
expect(await html('#container')).toBe('<!--v-if-->')
// enter
expect(await classWhenTransitionStart()).toStrictEqual([
'test',
'test-enter-active',
'test-enter-from'
])
await nextFrame()
expect(await classList('.test')).toStrictEqual([
'test',
'test-enter-active',
'test-enter-to'
])
await transitionFinish(200)
expect(await html('#container')).toBe('<div class="test">content</div>')
},
E2E_TIMEOUT
)
// fixme
test.todo('warn invalid durations')
})
})