2020-07-24 21:03:23 +00:00
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<!DOCTYPE HTML>
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<html>
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<head>
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<script src="../resources/js-test-pre.js"></script>
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<style>
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#box {
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width: 100px;
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height: 100px;
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background-color: silver;
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}
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#box.animating {
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animation: spinner 0.25s steps(2) 1;
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}
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@keyframes spinner {
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from { transform:rotate(0deg); }
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to { transform:rotate(360deg); }
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}
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</style>
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<script>
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window.jsTestIsAsync = true;
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let count = 0;
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window.addEventListener('load', () => {
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if (!window.internals) {
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finishJSTest();
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return;
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}
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let box = document.getElementById('box');
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box.addEventListener('animationstart', () => {
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internals.startTrackingRenderingUpdates();
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shouldBe('count', '0');
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}, false);
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box.addEventListener('animationend', () => {
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2020-08-07 00:57:45 +00:00
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count = internals.renderingUpdateCount();
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2020-07-24 21:03:23 +00:00
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shouldBeTrue('count < 6');
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finishJSTest();
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}, false);
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box.classList.add('animating');
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}, false);
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</script>
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</head>
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<body>
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<div id="box"></div>
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<div id="console"></div>
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<script src="../resources/js-test-post.js"></script>
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</body>
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</html>
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