forked from mirrors/gecko-dev
f1c3c02e3b
Automatic update from web-platform-tests Fix flaky wpt test external/wpt/longtask-timing/longtask-in-externalscript.html Bug: 1377104 Change-Id: If49d9a286ba9691304477d48e80578c11c6d385b Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3973567 Reviewed-by: Yoav Weiss <yoavweiss@chromium.org> Commit-Queue: Sohom Datta <dattasohom1@gmail.com> Cr-Commit-Position: refs/heads/main@{#1062744} -- wpt-commits: 96c4e124d2fe4194f1eff3166aceba8d1e310c3c wpt-pr: 36612
59 lines
2.1 KiB
HTML
59 lines
2.1 KiB
HTML
<!DOCTYPE HTML>
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<meta charset=utf-8>
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<title>LongTask Timing: long task in external script</title>
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<body>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="resources/utils.js"></script>
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<h1>Long Task: External Script</h1>
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<div id="log"></div>
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<script>
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promise_test(function(t) {
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assert_implements(window.PerformanceLongTaskTiming, 'Longtasks are not supported.');
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const performanceObserverTimeout = 5 * 1000;
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const longTasksPromise = new Promise(resolve => {
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const observer = new PerformanceObserver(
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t.step_func(function(entryList) {
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const entries = entryList.getEntries();
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entries.forEach(longtask => {
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assert_equals(longtask.entryType, 'longtask');
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if (hasUnrelatedTaskName(longtask.name, 'self')) {
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return;
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}
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checkLongTaskEntry(longtask);
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// Assert the TaskAttributionTiming entry in attribution.
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assert_equals(longtask.attribution.length, 1,
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'Exactly one attribution entry is expected');
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const attribution = longtask.attribution[0];
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assert_equals(attribution.entryType, 'taskattribution');
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assert_equals(attribution.name, 'unknown');
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assert_equals(attribution.duration, 0);
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assert_equals(attribution.startTime, 0);
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assert_equals(attribution.containerType, 'window');
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assert_equals(attribution.containerId, '');
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assert_equals(attribution.containerName, '');
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assert_equals(attribution.containerSrc, '');
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observer.disconnect();
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resolve();
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})
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}));
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observer.observe({
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entryTypes: ['longtask']
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});
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const script = document.createElement('script');
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script.src = 'resources/makelongtask.js';
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document.body.appendChild(script);
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});
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const timeout = new Promise(
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(resolve, reject) => t.step_timeout(
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() => {
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reject(new Error('observer failed to find any entries'))
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},
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performanceObserverTimeout)
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)
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return Promise.race([longTasksPromise, timeout]);
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}, 'Performance longtask entries are observable.');
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</script>
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</body>
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