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<!DOCTYPE html>
<title>Animate non-accelerated property using worklet animation</title>
<link rel="help" href="https://drafts.css-houdini.org/css-animationworklet/">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/web-animations/testcommon.js"></script>
<script src="common.js"></script>
<div id="target"></div>
<div id="target2"></div>
<script>
promise_test(async t => {
await registerConstantLocalTimeAnimator(1000);
const target = document.getElementById("target");
const effect = new KeyframeEffect(
target,
[
{ background: 'green' },
{ background: 'blue' },
],
{ duration: 2000 }
);
const target2 = document.getElementById("target2");
const effect2 = new KeyframeEffect(
target2,
[
{ boxShadow: '4px 4px 25px blue' },
{ boxShadow: '4px 4px 25px green' }
],
{ duration: 2000 }
);
const animation = new WorkletAnimation('constant_time', effect);
animation.play();
const animation2 = new WorkletAnimation('constant_time', effect2);
animation2.play();
await waitForAsyncAnimationFrames(1);
assert_equals(getComputedStyle(target).backgroundColor, "rgb(0, 64, 128)");
assert_equals(getComputedStyle(target2).boxShadow, "rgb(0, 64, 128) 4px 4px 25px 0px");
}, "Individual worklet animation should output values at specified local time for corresponding targets and effects");
</script>
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