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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /resource-timing/buffer-full-then-decreased.html - WPT Dashboard Interop Dashboard
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8" />
<title>This test validates that reducing the buffer size after entries were
queued does not drop those entries, nor does it call the
resourcetimingbufferfull event callback.</title>
<link rel="help"
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/resource-loaders.js"></script>
<script src="resources/buffer-full-utilities.js"></script>
</head>
<body>
<script>
promise_test(async t => {
addAssertUnreachedBufferFull(t);
await fillUpTheBufferWithTwoResources();
performance.setResourceTimingBufferSize(1);
await waitForNextTask();
checkEntries(2);
}, "Test that if the buffer is reduced after entries were added to it, those" +
" entries don't get cleared, nor is the resourcetimingbufferfull event" +
" being called.");
</script>
</body>
</html>