46 lines
1.2 KiB
HTML
46 lines
1.2 KiB
HTML
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<!DOCTYPE html>
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<html>
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<head>
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<style>
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#target {
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width: 100px;
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height: 100px;
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background-color: black;
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}
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</style>
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</head>
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<body>
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<script src="../resources/testharness.js"></script>
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<script src="../resources/testharnessreport.js"></script>
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<div id="target"></div>
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<script>
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function waitNFrames(numberOfFrames, continuation)
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{
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let elapsedFrames = 0;
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(function rAFCallback() {
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if (elapsedFrames++ >= numberOfFrames)
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continuation();
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else
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requestAnimationFrame(rAFCallback);
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})();
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}
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async_test(t => {
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const keyframes = { marginLeft: ["50px", "100px"] };
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const timing = { duration: 50, fill: "forwards" };
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document.getElementById("target").animate(keyframes, timing).addEventListener("finish", event => {
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const numberOfTimelineInvalidationsWhenFinished = internals.numberOfAnimationTimelineInvalidations();
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waitNFrames(2, () => {
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assert_equals(internals.numberOfAnimationTimelineInvalidations(), numberOfTimelineInvalidationsWhenFinished);
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t.done();
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});
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});
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}, "There should not be any updates made to the timeline after a forward-filling animation completes.");
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</script>
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</body>
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</html>
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