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test: make events test more stable

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This commit is contained in:
Evan You 2020-04-01 21:59:42 -04:00
parent eee5095692
commit 835789532c
1 changed files with 16 additions and 15 deletions
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31
packages/runtime-dom/__tests__/modules/events.spec.ts
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@ -1,5 +1,6 @@
import { patchEvent } from '../../src/modules/events'
import { nextTick } from '@vue/runtime-dom'
const timeout = () => new Promise(r => setTimeout(r))
describe(`events`, () => {
it('should assign event handler', async () => {
@ -8,11 +9,11 @@ describe(`events`, () => {
const fn = jest.fn()
patchEvent(el, 'click', null, fn, null)
el.dispatchEvent(event)
await nextTick()
await timeout()
el.dispatchEvent(event)
await nextTick()
await timeout()
el.dispatchEvent(event)
await nextTick()
await timeout()
expect(fn).toHaveBeenCalledTimes(3)
})
@ -24,11 +25,11 @@ describe(`events`, () => {
patchEvent(el, 'click', null, prevFn, null)
el.dispatchEvent(event)
patchEvent(el, 'click', prevFn, nextFn, null)
await nextTick()
await timeout()
el.dispatchEvent(event)
await nextTick()
await timeout()
el.dispatchEvent(event)
await nextTick()
await timeout()
expect(prevFn).toHaveBeenCalledTimes(1)
expect(nextFn).toHaveBeenCalledTimes(2)
})
@ -40,7 +41,7 @@ describe(`events`, () => {
const fn2 = jest.fn()
patchEvent(el, 'click', null, [fn1, fn2], null)
el.dispatchEvent(event)
await nextTick()
await timeout()
expect(fn1).toHaveBeenCalledTimes(1)
expect(fn2).toHaveBeenCalledTimes(1)
})
@ -52,7 +53,7 @@ describe(`events`, () => {
patchEvent(el, 'click', null, fn, null)
patchEvent(el, 'click', fn, null, null)
el.dispatchEvent(event)
await nextTick()
await timeout()
expect(fn).not.toHaveBeenCalled()
})
@ -68,9 +69,9 @@ describe(`events`, () => {
}
patchEvent(el, 'click', null, nextValue, null)
el.dispatchEvent(event)
await nextTick()
await timeout()
el.dispatchEvent(event)
await nextTick()
await timeout()
expect(fn).toHaveBeenCalledTimes(1)
})
@ -88,9 +89,9 @@ describe(`events`, () => {
patchEvent(el, 'click', null, prevFn, null)
patchEvent(el, 'click', prevFn, nextValue, null)
el.dispatchEvent(event)
await nextTick()
await timeout()
el.dispatchEvent(event)
await nextTick()
await timeout()
expect(prevFn).not.toHaveBeenCalled()
expect(nextFn).toHaveBeenCalledTimes(1)
})
@ -108,9 +109,9 @@ describe(`events`, () => {
patchEvent(el, 'click', null, nextValue, null)
patchEvent(el, 'click', nextValue, null, null)
el.dispatchEvent(event)
await nextTick()
await timeout()
el.dispatchEvent(event)
await nextTick()
await timeout()
expect(fn).not.toHaveBeenCalled()
})
})