39 lines
1,018 B
HTML
39 lines
1,018 B
HTML
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<!doctype html>
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<html class="reftest-wait">
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<head>
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<title>
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Bug 1216842: effect-level easing function produces negative values passed
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to step-end function (compositor thread)
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</title>
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<style>
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#target {
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width: 100px; height: 100px;
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background: blue;
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}
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</style>
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</head>
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<body>
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<div id="target"></div>
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</body>
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<script>
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var target = document.getElementById("target");
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var effect =
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new KeyframeEffectReadOnly(
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target,
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{ opacity: [0, 1], easing: "step-end" },
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{
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fill: "forwards",
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/* The function produces negative values in (0, 0.766312060) */
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easing: "cubic-bezier(0,-0.5,1,-0.5)",
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duration: 100,
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iterations: 0.75 /* To finish in the extraporation range */
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}
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);
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var animation = new Animation(effect, document.timeline);
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animation.play();
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animation.finished.then(function() {
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document.documentElement.className = "";
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});
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</script>
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</html>
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