31 lines
964 B
HTML
31 lines
964 B
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<meta charset="utf-8" />
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<link rel="help"
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href="http://www.w3.org/TR/resource-timing/#performanceresourcetiming"/>
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<title>This test validates that resource timing implementations have a finite
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number of entries in their buffer.</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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</head>
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<body>
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<script>
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promise_test(t => {
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return new Promise(resolve => {
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let counter = 0;
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performance.onresourcetimingbufferfull = resolve;
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const loadImagesRecursively = () => {
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// Load an image.
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(new Image()).src = "resources/blue.png?" + counter;
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++counter;
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// Yield to enable queueing an entry, then recursively load another image.
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t.step_timeout(loadImagesRecursively, 0);
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};
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loadImagesRecursively();
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});
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}, "Finite resource timing entries buffer size");
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</script>
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</body>
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</html>
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