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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
| commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
| tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/longtask-timing/longtask-attributes.html | |
| parent | Initial commit. (diff) | |
| download | firefox-43a97878ce14b72f0981164f87f2e35e14151312.tar.xz firefox-43a97878ce14b72f0981164f87f2e35e14151312.zip | |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/longtask-timing/longtask-attributes.html')
| -rw-r--r-- | testing/web-platform/tests/longtask-timing/longtask-attributes.html | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/testing/web-platform/tests/longtask-timing/longtask-attributes.html b/testing/web-platform/tests/longtask-timing/longtask-attributes.html new file mode 100644 index 0000000000..0825ef757f --- /dev/null +++ b/testing/web-platform/tests/longtask-timing/longtask-attributes.html @@ -0,0 +1,48 @@ +<!DOCTYPE HTML> +<meta charset=utf-8> +<title>LongTask Timing: validate long task attributes</title> +<body> + +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<script src="resources/utils.js"></script> + +<h1>Long Task Attributes</h1> +<div id="log"></div> +<script> + async_test(function (t) { + assert_implements(window.PerformanceLongTaskTiming, 'Longtasks are not supported.'); + const observer = new PerformanceObserver( + t.step_func(function (entryList) { + const entries = entryList.getEntries(); + assert_equals(entries.length, 1, + 'Exactly one entry is expected.'); + const longtask = entries[0]; + checkLongTaskEntry(longtask); + // Assert the TaskAttributionTiming entry in attribution. + assert_equals(longtask.attribution.length, 1, + 'Exactly one attribution entry is expected'); + const attribution = longtask.attribution[0]; + assert_equals(attribution.entryType, 'taskattribution'); + assert_equals(attribution.name, 'unknown'); + assert_equals(attribution.duration, 0); + assert_equals(attribution.startTime, 0); + assert_equals(attribution.containerType, 'window'); + assert_equals(attribution.containerId, ''); + assert_equals(attribution.containerName, ''); + assert_equals(attribution.containerSrc, ''); + observer.disconnect(); + t.done(); + }) + ); + observer.observe({entryTypes: ['longtask']}); + + window.onload = () => { + /* Generate a slow task */ + const begin = window.performance.now(); + while (window.performance.now() < begin + 60); + }; +}, 'Performance longtask entries are observable.'); +</script> + +</body> |