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Update web-platform-tests to revision ac12b3e9488edb436f063b11213e954ae62d5a5e

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WPT Sync Bot 2019-01-30 20:36:46 -05:00
parent 65370f17c9
commit b56a3b8e69
111 changed files with 3122 additions and 68 deletions
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tests/wpt/web-platform-tests/element-timing/buffer-before-onload.html Normal file
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<!DOCTYPE html>
<html>
<meta charset=utf-8 />
<title>Element Timing: buffer elements before onload</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src="resources/element-timing-helpers.js"></script>
<body>
<img src=resources/slow-image.py?name=square20.png&sleep=500>
<script>
/*
In this test, a slow image is added to the frame to delay onload. The entry
for the other image should be available before onload, and thus delivered to
the performance timeline.
*/
async_test(function(t) {
beforeRender = performance.now();
const img = document.createElement('img');
img.src = 'resources/square20.jpg';
img.setAttribute('elementtiming', 'my_image');
document.body.appendChild(img);
window.onload = t.step_func_done( () => {
const entries = performance.getEntriesByName('my_image');
assert_equals(entries.length, 1);
assert_greater_than_equal(performance.getEntriesByType('element').length, 1);
assert_equals(performance.getEntries().filter(e => e.name === 'my_image').length, 1);
const entry = entries[0];
checkElement(entry, 'my_image', beforeRender);
});
}, "Element Timing: image loads before onload.");
</script>
</body>
</html>