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49 lines
1.7 KiB
HTML
Vendored
49 lines
1.7 KiB
HTML
Vendored
<!DOCTYPE HTML>
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<meta charset=utf-8>
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<title>Container Timing: an image inside a containertiming inside a containertiming-ignore</title>
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<body>
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<style>
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body {
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margin: 0;
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}
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</style>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/container-timing/resources/container-timing-helpers.js"></script>
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<script src="/element-timing/resources/element-timing-helpers.js"></script>
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<script>
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let beforeRender;
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async_test(function (t) {
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assert_implements(window.PerformanceContainerTiming, "PerformanceContainerTiming is not implemented");
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const observer = new PerformanceObserver(
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t.step_func_done(function(entryList) {
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assert_equals(entryList.getEntries().length, 1);
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const entry = entryList.getEntries()[0];
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checkContainerEntry(entry, 'div2_ct', 'img_id', beforeRender)
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checkRect(entry, [0, 100, 0, 100])
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checkContainerSize(entry, 10000);
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})
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);
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observer.observe({entryTypes: ['container']});
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// Add a div that is the container timing root
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const div1 = document.createElement('div');
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div1.setAttribute('containertiming-ignore', '');
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document.body.appendChild(div1);
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// Intermediate ignore should block paint events
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const div2 = document.createElement('div');
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div2.setAttribute('containertiming', 'div2_ct');
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div1.appendChild(div2)
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// Add image of width equal to 100 and height equal to 100.
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const img = document.createElement('img');
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img.src = '/container-timing/resources/square100.png';
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img.setAttribute('id', 'img_id');
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div2.appendChild(img);
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beforeRender = performance.now();
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}, 'An image inside a containertiming, inside a containertiming-ignore is still reported.');
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</script>
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</body>
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