vue/test/transition/transition.spec.ts
2022-05-23 17:21:17 +08:00

1843 lines
50 KiB
TypeScript

import Vue from 'vue'
import { injectStyles, waitForUpdate, nextFrame } from './helpers'
describe('Transition basic', () => {
const { duration, buffer } = injectStyles() as {
duration: number
buffer: number
}
const explicitDuration = duration * 2
let el
beforeEach(() => {
el = document.createElement('div')
document.body.appendChild(el)
})
it('basic transition', done => {
const vm = new Vue({
template:
'<div><transition><div v-if="ok" class="test">foo</div></transition></div>',
data: { ok: true }
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.innerHTML).toBe('<div class="test">foo</div>')
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe('test v-leave v-leave-active')
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-leave-active v-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe('test v-enter v-enter-active')
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-enter-active v-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('named transition', done => {
const vm = new Vue({
template:
'<div><transition name="test"><div v-if="ok" class="test">foo</div></transition></div>',
data: { ok: true }
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.innerHTML).toBe('<div class="test">foo</div>')
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave test-leave-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave-active test-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-enter test-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-enter-active test-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('custom transition classes', done => {
const vm = new Vue({
template: `
<div>
<transition
enter-class="hello"
enter-active-class="hello-active"
enter-to-class="hello-to"
leave-class="bye"
leave-to-class="bye-to"
leave-active-class="byebye active more ">
<div v-if="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: true }
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.innerHTML).toBe('<div class="test">foo</div>')
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe('test bye byebye active more')
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test byebye active more bye-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe('test hello hello-active')
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe('test hello-active hello-to')
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('dynamic transition', done => {
const vm = new Vue({
template: `
<div>
<transition :name="trans">
<div v-if="ok" class="test">foo</div>
</transition>
</div>
`,
data: {
ok: true,
trans: 'test'
}
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.innerHTML).toBe('<div class="test">foo</div>')
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave test-leave-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave-active test-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
vm.trans = 'changed'
})
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test changed-enter changed-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test changed-enter-active changed-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('inline transition object', done => {
const enter = jasmine.createSpy()
const leave = jasmine.createSpy()
const vm = new Vue({
render(h) {
return h('div', null, [
h(
'transition',
{
props: {
name: 'inline',
enterClass: 'hello',
enterToClass: 'hello-to',
enterActiveClass: 'hello-active',
leaveClass: 'bye',
leaveToClass: 'bye-to',
leaveActiveClass: 'byebye active'
},
on: {
enter,
leave
}
},
this.ok ? [h('div', { class: 'test' }, 'foo')] : undefined
)
])
},
data: { ok: true }
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.innerHTML).toBe('<div class="test">foo</div>')
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe('test bye byebye active')
expect(leave).toHaveBeenCalled()
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe('test byebye active bye-to')
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe('test hello hello-active')
expect(enter).toHaveBeenCalled()
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe('test hello-active hello-to')
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('transition events', done => {
const onLeaveSpy = jasmine.createSpy()
const onEnterSpy = jasmine.createSpy()
const beforeLeaveSpy = jasmine.createSpy()
const beforeEnterSpy = jasmine.createSpy()
const afterLeaveSpy = jasmine.createSpy()
const afterEnterSpy = jasmine.createSpy()
const vm = new Vue({
template: `
<div>
<transition
name="test"
@before-enter="beforeEnter"
@enter="enter"
@after-enter="afterEnter"
@before-leave="beforeLeave"
@leave="leave"
@after-leave="afterLeave">
<div v-if="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: true },
methods: {
beforeLeave: el => {
expect(el).toBe(vm.$el.children[0])
expect(el.className).toBe('test')
beforeLeaveSpy(el)
},
leave: el => onLeaveSpy(el),
afterLeave: el => afterLeaveSpy(el),
beforeEnter: el => {
expect(vm.$el.contains(el)).toBe(false)
expect(el.className).toBe('test')
beforeEnterSpy(el)
},
enter: el => {
expect(vm.$el.contains(el)).toBe(true)
onEnterSpy(el)
},
afterEnter: el => afterEnterSpy(el)
}
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.innerHTML).toBe('<div class="test">foo</div>')
let _el = vm.$el.children[0]
vm.ok = false
waitForUpdate(() => {
expect(beforeLeaveSpy).toHaveBeenCalledWith(_el)
expect(onLeaveSpy).toHaveBeenCalledWith(_el)
expect(vm.$el.children[0].className).toBe(
'test test-leave test-leave-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(afterLeaveSpy).not.toHaveBeenCalled()
expect(vm.$el.children[0].className).toBe(
'test test-leave-active test-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(afterLeaveSpy).toHaveBeenCalledWith(_el)
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
_el = vm.$el.children[0]
expect(beforeEnterSpy).toHaveBeenCalledWith(_el)
expect(onEnterSpy).toHaveBeenCalledWith(_el)
expect(vm.$el.children[0].className).toBe(
'test test-enter test-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(afterEnterSpy).not.toHaveBeenCalled()
expect(vm.$el.children[0].className).toBe(
'test test-enter-active test-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(afterEnterSpy).toHaveBeenCalledWith(_el)
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('transition events (v-show)', done => {
const onLeaveSpy = jasmine.createSpy()
const onEnterSpy = jasmine.createSpy()
const beforeLeaveSpy = jasmine.createSpy()
const beforeEnterSpy = jasmine.createSpy()
const afterLeaveSpy = jasmine.createSpy()
const afterEnterSpy = jasmine.createSpy()
const vm = new Vue({
template: `
<div>
<transition
name="test"
@before-enter="beforeEnter"
@enter="enter"
@after-enter="afterEnter"
@before-leave="beforeLeave"
@leave="leave"
@after-leave="afterLeave">
<div v-show="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: true },
methods: {
beforeLeave: el => {
expect(el.style.display).toBe('')
expect(el).toBe(vm.$el.children[0])
expect(el.className).toBe('test')
beforeLeaveSpy(el)
},
leave: el => {
expect(el.style.display).toBe('')
onLeaveSpy(el)
},
afterLeave: el => {
expect(el.style.display).toBe('none')
afterLeaveSpy(el)
},
beforeEnter: el => {
expect(el.className).toBe('test')
expect(el.style.display).toBe('none')
beforeEnterSpy(el)
},
enter: el => {
expect(el.style.display).toBe('')
onEnterSpy(el)
},
afterEnter: el => {
expect(el.style.display).toBe('')
afterEnterSpy(el)
}
}
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.innerHTML).toBe('<div class="test">foo</div>')
let _el = vm.$el.children[0]
vm.ok = false
waitForUpdate(() => {
expect(beforeLeaveSpy).toHaveBeenCalledWith(_el)
expect(onLeaveSpy).toHaveBeenCalledWith(_el)
expect(vm.$el.children[0].className).toBe(
'test test-leave test-leave-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(afterLeaveSpy).not.toHaveBeenCalled()
expect(vm.$el.children[0].className).toBe(
'test test-leave-active test-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(afterLeaveSpy).toHaveBeenCalledWith(_el)
expect(vm.$el.children[0].style.display).toBe('none')
vm.ok = true
})
.then(() => {
_el = vm.$el.children[0]
expect(beforeEnterSpy).toHaveBeenCalledWith(_el)
expect(onEnterSpy).toHaveBeenCalledWith(_el)
expect(vm.$el.children[0].className).toBe(
'test test-enter test-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(afterEnterSpy).not.toHaveBeenCalled()
expect(vm.$el.children[0].className).toBe(
'test test-enter-active test-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(afterEnterSpy).toHaveBeenCalledWith(_el)
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('explicit user callback in JavaScript hooks', done => {
let next
const vm = new Vue({
template: `<div>
<transition name="test" @enter="enter" @leave="leave">
<div v-if="ok" class="test">foo</div>
</transition>
</div>`,
data: { ok: true },
methods: {
enter: (el, cb) => {
next = cb
},
leave: (el, cb) => {
next = cb
}
}
}).$mount(el)
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave test-leave-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave-active test-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave-active test-leave-to'
)
expect(next).toBeTruthy()
next()
expect(vm.$el.children.length).toBe(0)
})
.then(() => {
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-enter test-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-enter-active test-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-enter-active test-enter-to'
)
expect(next).toBeTruthy()
next()
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('css: false', done => {
const enterSpy = jasmine.createSpy()
const leaveSpy = jasmine.createSpy()
const vm = new Vue({
template: `
<div>
<transition :css="false" name="test" @enter="enter" @leave="leave">
<div v-if="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: true },
methods: {
enter: enterSpy,
leave: leaveSpy
}
}).$mount(el)
vm.ok = false
waitForUpdate(() => {
expect(leaveSpy).toHaveBeenCalled()
expect(vm.$el.innerHTML).toBe('<!---->')
vm.ok = true
})
.then(() => {
expect(enterSpy).toHaveBeenCalled()
expect(vm.$el.innerHTML).toBe('<div class="test">foo</div>')
})
.then(done)
})
it('no transition detected', done => {
const enterSpy = jasmine.createSpy()
const leaveSpy = jasmine.createSpy()
const vm = new Vue({
template:
'<div><transition name="nope" @enter="enter" @leave="leave"><div v-if="ok">foo</div></transition></div>',
data: { ok: true },
methods: {
enter: enterSpy,
leave: leaveSpy
}
}).$mount(el)
vm.ok = false
waitForUpdate(() => {
expect(leaveSpy).toHaveBeenCalled()
expect(vm.$el.innerHTML).toBe(
'<div class="nope-leave nope-leave-active">foo</div><!---->'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.innerHTML).toBe('<!---->')
vm.ok = true
})
.then(() => {
expect(enterSpy).toHaveBeenCalled()
expect(vm.$el.innerHTML).toBe(
'<div class="nope-enter nope-enter-active">foo</div>'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.innerHTML).toBe('<div>foo</div>')
})
.then(done)
})
it('enterCancelled', done => {
const spy = jasmine.createSpy()
const vm = new Vue({
template: `
<div>
<transition name="test" @enter-cancelled="enterCancelled">
<div v-if="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: false },
methods: {
enterCancelled: spy
}
}).$mount(el)
expect(vm.$el.innerHTML).toBe('<!---->')
vm.ok = true
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe(
'test test-enter test-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-enter-active test-enter-to'
)
})
.thenWaitFor(duration / 2)
.then(() => {
vm.ok = false
})
.then(() => {
expect(spy).toHaveBeenCalled()
expect(vm.$el.children[0].className).toBe(
'test test-leave test-leave-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave-active test-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
})
.then(done)
})
it('should remove stale leaving elements', done => {
const spy = jasmine.createSpy()
const vm = new Vue({
template: `
<div>
<transition name="test" @after-leave="afterLeave">
<div v-if="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: true },
methods: {
afterLeave: spy
}
}).$mount(el)
expect(vm.$el.innerHTML).toBe('<div class="test">foo</div>')
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave test-leave-active'
)
})
.thenWaitFor(duration / 2)
.then(() => {
vm.ok = true
})
.then(() => {
expect(spy).toHaveBeenCalled()
expect(vm.$el.children.length).toBe(1) // should have removed leaving element
expect(vm.$el.children[0].className).toBe(
'test test-enter test-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-enter-active test-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.innerHTML).toBe('<div class="test">foo</div>')
})
.then(done)
})
it('transition with v-show', done => {
const vm = new Vue({
template: `
<div>
<transition name="test">
<div v-show="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: true }
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.textContent).toBe('foo')
expect(vm.$el.children[0].style.display).toBe('')
expect(vm.$el.children[0].className).toBe('test')
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave test-leave-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave-active test-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].style.display).toBe('none')
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].style.display).toBe('')
expect(vm.$el.children[0].className).toBe(
'test test-enter test-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-enter-active test-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('transition with v-show, inside child component', done => {
const vm = new Vue({
template: `
<div>
<test v-show="ok"></test>
</div>
`,
data: { ok: true },
components: {
test: {
template: `<transition name="test"><div class="test">foo</div></transition>`
}
}
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.textContent).toBe('foo')
expect(vm.$el.children[0].style.display).toBe('')
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave test-leave-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave-active test-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].style.display).toBe('none')
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].style.display).toBe('')
expect(vm.$el.children[0].className).toBe(
'test test-enter test-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-enter-active test-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('leaveCancelled (v-show only)', done => {
const spy = jasmine.createSpy()
const vm = new Vue({
template: `
<div>
<transition name="test" @leave-cancelled="leaveCancelled">
<div v-show="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: true },
methods: {
leaveCancelled: spy
}
}).$mount(el)
expect(vm.$el.children[0].style.display).toBe('')
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave test-leave-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave-active test-leave-to'
)
})
.thenWaitFor(10)
.then(() => {
vm.ok = true
})
.then(() => {
expect(spy).toHaveBeenCalled()
expect(vm.$el.children[0].className).toBe(
'test test-enter test-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-enter-active test-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].style.display).toBe('')
})
.then(done)
})
it('leave transition with v-show: cancelled on next frame', done => {
const vm = new Vue({
template: `
<div>
<transition name="test">
<div v-show="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: true }
}).$mount(el)
vm.ok = false
waitForUpdate(() => {
vm.ok = true
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-enter-active test-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('enter transition with v-show: cancelled on next frame', done => {
const vm = new Vue({
template: `
<div>
<transition name="test">
<div v-show="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: false }
}).$mount(el)
vm.ok = true
waitForUpdate(() => {
vm.ok = false
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave-active test-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('animations', done => {
const vm = new Vue({
template: `
<div>
<transition name="test-anim">
<div v-if="ok">foo</div>
</transition>
</div>
`,
data: { ok: true }
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.innerHTML).toBe('<div>foo</div>')
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe(
'test-anim-leave test-anim-leave-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test-anim-leave-active test-anim-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test-anim-enter test-anim-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test-anim-enter-active test-anim-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('')
})
.then(done)
})
it('explicit transition type', done => {
const vm = new Vue({
template: `
<div>
<transition name="test-anim-long" type="animation">
<div v-if="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: true }
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.innerHTML).toBe('<div class="test">foo</div>')
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe(
'test test-anim-long-leave test-anim-long-leave-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-anim-long-leave-active test-anim-long-leave-to'
)
})
.thenWaitFor(duration + 5)
.then(() => {
// should not end early due to transition presence
expect(vm.$el.children[0].className).toBe(
'test test-anim-long-leave-active test-anim-long-leave-to'
)
})
.thenWaitFor(duration + 5)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-anim-long-enter test-anim-long-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-anim-long-enter-active test-anim-long-enter-to'
)
})
.thenWaitFor(duration + 5)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-anim-long-enter-active test-anim-long-enter-to'
)
})
.thenWaitFor(duration + 5)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('transition on appear', done => {
const vm = new Vue({
template: `
<div>
<transition name="test"
appear
appear-class="test-appear"
appear-to-class="test-appear-to"
appear-active-class="test-appear-active">
<div v-if="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: true }
}).$mount(el)
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe(
'test test-appear test-appear-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-appear-active test-appear-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('transition on appear with v-show', done => {
const vm = new Vue({
template: `
<div>
<transition name="test" appear>
<div v-show="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: true }
}).$mount(el)
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe(
'test test-enter test-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-enter-active test-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('transition on SVG elements', done => {
const vm = new Vue({
template: `
<svg>
<transition>
<circle cx="0" cy="0" r="10" v-if="ok" class="test"></circle>
</transition>
</svg>
`,
data: { ok: true }
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.childNodes[0].getAttribute('class')).toBe('test')
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.childNodes[0].getAttribute('class')).toBe(
'test v-leave v-leave-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.childNodes[0].getAttribute('class')).toBe(
'test v-leave-active v-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.childNodes.length).toBe(1)
expect(vm.$el.childNodes[0].nodeType).toBe(8) // should be an empty comment node
expect(vm.$el.childNodes[0].textContent).toBe('')
vm.ok = true
})
.then(() => {
expect(vm.$el.childNodes[0].getAttribute('class')).toBe(
'test v-enter v-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.childNodes[0].getAttribute('class')).toBe(
'test v-enter-active v-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.childNodes[0].getAttribute('class')).toBe('test')
})
.then(done)
})
it('transition on child components', done => {
const vm = new Vue({
template: `
<div>
<transition>
<test v-if="ok" class="test"></test>
</transition>
</div>
`,
data: { ok: true },
components: {
test: {
template: `
<transition name="test">
<div>foo</div>
</transition>
` // test transition override from parent
}
}
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.innerHTML).toBe('<div class="test">foo</div>')
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe('test v-leave v-leave-active')
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-leave-active v-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe('test v-enter v-enter-active')
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-enter-active v-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('transition inside child component with v-if', done => {
const vm = new Vue({
template: `
<div>
<test v-if="ok" class="test"></test>
</div>
`,
data: { ok: true },
components: {
test: {
template: `
<transition>
<div>foo</div>
</transition>
`
}
}
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.innerHTML).toBe('<div class="test">foo</div>')
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe('test v-leave v-leave-active')
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-leave-active v-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('transition with appear inside child component with v-if', done => {
const vm = new Vue({
template: `
<div>
<test v-if="ok" class="test"></test>
</div>
`,
data: { ok: true },
components: {
test: {
template: `
<transition appear
appear-class="test-appear"
appear-to-class="test-appear-to"
appear-active-class="test-appear-active">
<div>foo</div>
</transition>
`
}
}
}).$mount(el)
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe(
'test test-appear test-appear-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-appear-active test-appear-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
vm.ok = false
})
.then(() => {
expect(vm.$el.children[0].className).toBe('test v-leave v-leave-active')
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-leave-active v-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
})
.then(done)
})
it('transition inside nested child component with v-if', done => {
const vm = new Vue({
template: `
<div>
<foo v-if="ok" class="test"></foo>
</div>
`,
data: { ok: true },
components: {
foo: {
template: '<bar></bar>',
components: {
bar: {
template: '<transition><div>foo</div></transition>'
}
}
}
}
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.innerHTML).toBe('<div class="test">foo</div>')
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe('test v-leave v-leave-active')
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-leave-active v-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('transition with appear inside nested child component with v-if', done => {
const vm = new Vue({
template: `
<div>
<foo v-if="ok" class="test"></foo>
</div>
`,
data: { ok: true },
components: {
foo: {
template: '<bar></bar>',
components: {
bar: {
template: `
<transition appear
appear-class="test-appear"
appear-to-class="test-appear-to"
appear-active-class="test-appear-active">
<div>foo</div>
</transition>
`
}
}
}
}
}).$mount(el)
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe(
'test test-appear test-appear-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-appear-active test-appear-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
vm.ok = false
})
.then(() => {
expect(vm.$el.children[0].className).toBe('test v-leave v-leave-active')
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-leave-active v-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
})
.then(done)
})
it('custom transition higher-order component', done => {
const vm = new Vue({
template:
'<div><my-transition><div v-if="ok" class="test">foo</div></my-transition></div>',
data: { ok: true },
components: {
'my-transition': {
functional: true,
render(h, { data, children }) {
;(data.props || (data.props = {})).name = 'test'
return h('transition', data, children)
}
}
}
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.innerHTML).toBe('<div class="test">foo</div>')
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave test-leave-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-leave-active test-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-enter test-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test test-enter-active test-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('warn when used on multiple elements', () => {
new Vue({
template: `<transition><p>1</p><p>2</p></transition>`
}).$mount()
expect(
`<transition> can only be used on a single element`
).toHaveBeenWarned()
})
describe('explicit durations -', () => {
it('single value', done => {
const vm = new Vue({
template: `
<div>
<transition duration="${explicitDuration}">
<div v-if="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: true }
}).$mount(el)
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe('test v-leave v-leave-active')
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-leave-active v-leave-to'
)
})
.thenWaitFor(explicitDuration + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-enter v-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-enter-active v-enter-to'
)
})
.thenWaitFor(explicitDuration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('enter and auto leave', done => {
const vm = new Vue({
template: `
<div>
<transition :duration="{ enter: ${explicitDuration} }">
<div v-if="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: true }
}).$mount(el)
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe('test v-leave v-leave-active')
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-leave-active v-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-enter v-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-enter-active v-enter-to'
)
})
.thenWaitFor(explicitDuration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('leave and auto enter', done => {
const vm = new Vue({
template: `
<div>
<transition :duration="{ leave: ${explicitDuration} }">
<div v-if="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: true }
}).$mount(el)
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe('test v-leave v-leave-active')
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-leave-active v-leave-to'
)
})
.thenWaitFor(explicitDuration + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-enter v-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-enter-active v-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('separate enter and leave', done => {
const enter = explicitDuration
const leave = explicitDuration * 2
const vm = new Vue({
template: `
<div>
<transition :duration="{ enter: ${enter}, leave: ${leave} }">
<div v-if="ok" class="test">foo</div>
</transition>
</div>
`,
data: { ok: true }
}).$mount(el)
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe('test v-leave v-leave-active')
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-leave-active v-leave-to'
)
})
.thenWaitFor(leave + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-enter v-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-enter-active v-enter-to'
)
})
.thenWaitFor(enter + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
})
it('enter and leave + duration change', done => {
const enter1 = explicitDuration * 2
const enter2 = explicitDuration
const leave1 = explicitDuration * 0.5
const leave2 = explicitDuration * 3
const vm = new Vue({
template: `
<div>
<transition :duration="{ enter: enter, leave: leave }">
<div v-if="ok" class="test">foo</div>
</transition>
</div>
`,
data: {
ok: true,
enter: enter1,
leave: leave1
}
}).$mount(el)
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].className).toBe('test v-leave v-leave-active')
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-leave-active v-leave-to'
)
})
.thenWaitFor(leave1 + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-enter v-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-enter-active v-enter-to'
)
})
.thenWaitFor(enter1 + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
vm.enter = enter2
vm.leave = leave2
})
.then(() => {
vm.ok = false
})
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-leave v-leave-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-leave-active v-leave-to'
)
})
.thenWaitFor(leave2 + buffer)
.then(() => {
expect(vm.$el.children.length).toBe(0)
vm.ok = true
})
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-enter v-enter-active'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-enter-active v-enter-to'
)
})
.thenWaitFor(enter2 + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
})
.then(done)
}, 10000)
it('warn invalid durations', done => {
const vm = new Vue({
template: `
<div>
<transition :duration="{ enter: NaN, leave: 'foo' }">
<div v-if="ok" class="test">foo</div>
</transition>
</div>
`,
data: {
ok: true
}
}).$mount(el)
vm.ok = false
waitForUpdate(() => {
expect(
`<transition> explicit leave duration is not a valid number - got "foo"`
).toHaveBeenWarned()
})
.thenWaitFor(duration + buffer)
.then(() => {
vm.ok = true
})
.then(() => {
expect(
`<transition> explicit enter duration is NaN`
).toHaveBeenWarned()
})
.then(done)
})
})
// #6687
it('transition on child components with empty root node', done => {
const vm = new Vue({
template: `
<div>
<transition mode="out-in">
<component class="test" :is="view"></component>
</transition>
</div>
`,
data: { view: 'one' },
components: {
one: {
template: '<div v-if="false">one</div>'
},
two: {
template: '<div>two</div>'
}
}
}).$mount(el)
// should not apply transition on initial render by default
expect(vm.$el.innerHTML).toBe('<!---->')
vm.view = 'two'
waitForUpdate(() => {
expect(vm.$el.innerHTML).toBe(
'<div class="test v-enter v-enter-active">two</div>'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-enter-active v-enter-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.children[0].className).toBe('test')
vm.view = 'one'
})
.then(() => {
// incoming comment node is appended instantly because it doesn't have
// data and therefore doesn't go through the transition module.
expect(vm.$el.innerHTML).toBe(
'<div class="test v-leave v-leave-active">two</div><!---->'
)
})
.thenWaitFor(nextFrame)
.then(() => {
expect(vm.$el.children[0].className).toBe(
'test v-leave-active v-leave-to'
)
})
.thenWaitFor(duration + buffer)
.then(() => {
expect(vm.$el.innerHTML).toBe('<!---->')
})
.then(done)
})
// #8199
it('should not throw error when replaced by v-html contents', done => {
const vm = new Vue({
template: `
<div>
<div v-if="ok" :class="ok">
<transition>
<span>a</span>
</transition>
</div>
<div v-else v-html="ok"></div>
</div>
`,
data: { ok: true }
}).$mount(el)
vm.ok = false
waitForUpdate(() => {
expect(vm.$el.children[0].innerHTML).toBe('false')
}).then(done)
})
})