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Code Issues Packages 1 Wiki Activity

timers: add test for clearTimer bug #942

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Bert Belder 2018-10-08 19:52:16 +02:00
parent 3fe6530f11
commit 5b66f28fa3
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1 changed files with 25 additions and 0 deletions
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25
js/timers_test.ts
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@ -65,6 +65,31 @@ test(async function timeoutCancelSuccess() {
assertEqual(count, 0);
});
test(async function timeoutCancelMultiple() {
// Set timers and cancel them in the same order.
const t1 = setTimeout(uncalled, 10);
const t2 = setTimeout(uncalled, 10);
const t3 = setTimeout(uncalled, 10);
clearTimeout(t1);
clearTimeout(t2);
clearTimeout(t3);
// Set timers and cancel them in reverse order.
const t4 = setTimeout(uncalled, 20);
const t5 = setTimeout(uncalled, 20);
const t6 = setTimeout(uncalled, 20);
clearTimeout(t6);
clearTimeout(t5);
clearTimeout(t4);
// Sleep until we're certain that the cancelled timers aren't gonna fire.
await waitForMs(50);
function uncalled() {
throw new Error("This function should not be called.");
}
});
test(async function timeoutCancelInvalidSilentFail() {
// Expect no panic
const { promise, resolve } = deferred();