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18 lines
743 B
HTML
18 lines
743 B
HTML
<!doctype html>
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<html>
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<head>
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<title>requestAnimationFrame must be triggered once</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<link rel="help" href="https://w3c.github.io/web-performance/specs/RequestAnimationFrame/Overview.html#dom-windowanimationtiming-requestanimationframe"/>
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</head>
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<body>
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<div id="log"></div>
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<script>
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async_test(function (t) {
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assert_false(document.hidden, "document.hidden must exist and be false to run this test properly");
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window.requestAnimationFrame(t.step_func_done());
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}, "requestAnimationFrame callback is invoked at least once before the timeout");
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</script>
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</body>
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</html>
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