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test: Fixed unstable timer test (#5449)

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This commit is contained in:
Alexander Vakrilov
2018-02-21 13:07:26 +02:00
committed by GitHub
parent 4ce45666a5
commit 9423ae40fa
1 changed files with 4 additions and 2 deletions
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6
tests/app/timer/timer-tests.ts
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@ -113,16 +113,18 @@ export function test_setTimeout_callbackShouldBeCleared() {
export function test_setInterval_callbackCalledDuringPeriod(done) { export function test_setInterval_callbackCalledDuringPeriod(done) {
let counter = 0; let counter = 0;
const expected = 4; const expected = 4;
const timeLimit = 300;
const start = TKUnit.time(); const start = TKUnit.time();
// >> timer-set-expression // >> timer-set-expression
const id = timer.setInterval(() => { const id = timer.setInterval(() => {
// >> (hide) // >> (hide)
counter++; counter++;
if (counter === 4) { if (counter === expected) {
const end = TKUnit.time(); const end = TKUnit.time();
timer.clearInterval(id); timer.clearInterval(id);
done(end - start > 250 ? new Error('setInterval too slow.') : null); const time = end - start;
done(time > timeLimit ? new Error(`setInterval too slow. Actual time: ${time} timelimit: ${timeLimit}`) : null);
} }
// << (hide) // << (hide)
}, 50); }, 50);