25 lines
975 B
HTML
25 lines
975 B
HTML
<!DOCTYPE html>
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<title>window.requestIdleCallback max idle period deadline (requestAnimationFrame).</title>
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<meta name="timeout" content="long">
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<link rel="author" title="Noam Rosenthal" href="mailto:noam@webkit.org" />
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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/ric-utils.js"></script>
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<script>
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function runRAFLoop()
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{
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requestAnimationFrame(runRAFLoop);
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}
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promise_test(async done => {
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runRAFLoop();
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for (let i = 0; i < getRICRetryCount(); ++i) {
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assert_less_than_equal(await getDeadlineForNextIdleCallback(), getPendingRenderDeadlineCap())
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}
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}, 'Check that the deadline is less than 16ms when there is a pending animation frame.');
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</script>
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<h1>Test of requestIdleCallback deadline behavior</h1>
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<p>The test can pass accidentally as idle deadlines have a maximum but they can always be shorter.
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It runs multiple times to expose potential failures.</p>
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<div id="log"></div>
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