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fix(runtime-core/scheduler): invalidate job (#717)

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Yang Mingshan 2020-02-11 20:30:25 +08:00 committed by GitHub
parent f4c54a888b
commit fe9da2d0e4
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 11 additions and 3 deletions
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12
packages/runtime-core/__tests__/scheduler.spec.ts
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@ -246,12 +246,20 @@ describe('scheduler', () => {
const job2 = () => { const job2 = () => {
calls.push('job2') calls.push('job2')
} }
// queue both jobs const job3 = () => {
calls.push('job3')
}
const job4 = () => {
calls.push('job4')
}
// queue all jobs
queueJob(job1) queueJob(job1)
queueJob(job2) queueJob(job2)
queueJob(job3)
queuePostFlushCb(job4)
expect(calls).toEqual([]) expect(calls).toEqual([])
await nextTick() await nextTick()
// job2 should be called only once // job2 should be called only once
expect(calls).toEqual(['job1', 'job2']) expect(calls).toEqual(['job1', 'job2', 'job3', 'job4'])
}) })
}) })

2
packages/runtime-core/src/scheduler.ts
View File

@ -70,7 +70,7 @@ function flushJobs(seen?: CountMap) {
if (__DEV__) { if (__DEV__) {
seen = seen || new Map() seen = seen || new Map()
} }
while ((job = queue.shift())) { while ((job = queue.shift()) !== undefined) {
if (job === null) { if (job === null) {
continue continue
} }