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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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43
tests/wpt/web-platform-tests/element-timing/image-not-fully-visible.html Normal file
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<!DOCTYPE HTML>
<meta charset=utf-8>
<title>Element Timing: intersectionRect when image overflows</title>
<body>
<style>
body {
margin: 200px 100px;
}
</style>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/element-timing-helpers.js"></script>
<script>
let beforeRender;
async_test(function (t) {
const observer = new PerformanceObserver(
t.step_func_done(function(entryList) {
assert_equals(entryList.getEntries().length, 1);
const entry = entryList.getEntries()[0];
checkElement(entry, 'not_fully_visible', beforeRender);
// Image will not be fully visible. It should start from the top left part
// of the document, excluding the margin, and then overflow.
checkRect(entry,
[100, document.documentElement.clientWidth, 200, document.documentElement.clientHeight]);
})
);
observer.observe({entryTypes: ['element']});
// We add the image during onload to be sure that the observer is registered
// in time for it to observe the element timing.
window.onload = () => {
// Add an image setting width and height equal to viewport.
const img = document.createElement('img');
img.src = 'resources/square20.png';
img.setAttribute('elementtiming', 'not_fully_visible');
img.width = document.documentElement.clientWidth;
img.height = document.documentElement.clientHeight;
document.body.appendChild(img);
beforeRender = performance.now();
};
}, 'The intersectionRect of an img element overflowing is computed correctly');
</script>
</body>