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<!DOCTYPE HTML>
<meta charset=utf-8>
<title>Make sure that resources fetched by cross origin CSS are not in the timeline.</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/get-host-info.sub.js"></script>
<!--
This test is mostly the same as no-entries-for-cross-origin-css-fetched.html
but loads the sub-resources from another Document (<iframe>) earlier before
they are loaded via cross-origin CSSs, so that the resources are loaded from
cache and therefore no resource timing entries are created.
-->
<body>
<script>
const addLink = () => {
return new Promise(resolve => {
const link = document.createElement('LINK');
link.rel = 'stylesheet';
link.id = 'cross_origin_style';
link.href = 'http://{{hosts[][www1]}}:{{ports[http][1]}}/resource-timing/resources/nested.css';
link.addEventListener('load', resolve);
document.body.appendChild(link);
});
}
const addFrame = () => {
return new Promise(resolve => {
const iframe = document.createElement('iframe');
iframe.src = 'resources/no-entries-for-cross-origin-css-fetched-memory-cache-iframe.sub.html';
iframe.addEventListener('load', resolve);
document.body.appendChild(iframe);
});
}
promise_test(async t => {
await addFrame();
await addLink();
// Assert no resource timing entries are created when the link is attached.
const url = (new URL(document.getElementById('cross_origin_style').href));
const prefix = url.protocol + '//' + url.host;
assert_equals(performance.getEntriesByName(
prefix + '/resource-timing/resources/resource_timing_test0.css?id=n1').length, 0,
'Import should not be in timeline');
assert_equals(performance.getEntriesByName(
prefix + '/fonts/Ahem.ttf?id=n1').length, 0, 'Font should not be in timeline');
assert_equals(performance.getEntriesByName(
prefix + '/resource-timing/resources/blue.png?id=n1').length, 0,
'Image should not be in timeline');
}, 'Make sure that resources fetched by cross origin CSS are not in the timeline.');
</script>
<ol>Some content</ol>
</body>
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