27 lines
1.1 KiB
HTML
27 lines
1.1 KiB
HTML
<!DOCTYPE HTML>
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<meta charset=utf-8>
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<title>Long Animation Frame Timing: basic</title>
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<meta name="timeout" content="long">
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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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<body>
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<h1>Long Animation Frame: basic</h1>
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<div id="log"></div>
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<script>
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promise_test(async t => {
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busy_wait(very_long_frame_duration);
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const is_loaf = entry => entry.duration >= very_long_frame_duration &&
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entry.entryType == "long-animation-frame";
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await new Promise(resolve => t.step_timeout(resolve, 10));
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const entry_from_all = [...performance.getEntries()].find(is_loaf);
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const entry_by_type = [...performance.getEntriesByType("long-animation-frame")].find(is_loaf);
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const entry_by_name = [...performance.getEntriesByName("long-animation-frame")].find(is_loaf);
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assert_true(!!entry_from_all, "LoAF Entry found");
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assert_equals(entry_from_all, entry_by_type);
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assert_equals(entry_from_all, entry_by_name);
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}, 'LoAF entries are available in the performnace timeline');
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</script>
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</body>
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