<!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="author" title="Google" href="http://www.google.com/" /> <link rel="help" href="https://www.w3.org/TR/resource-timing-2/#dom-performance-onresourcetimingbufferfull"/> <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>