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<!DOCTYPE html>
<title>Animate multiple effects on different targets via main thread</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>
<style>
#target {
width: 100px;
height: 100px;
background-color: green;
}
#target2 {
width: 100px;
height: 100px;
background-color: blue;
box-shadow: 4px 4px 25px blue;
}
</style>
<div id="target"></div>
<div id="target2"></div>
<script id="simple_animate" type="text/worklet">
registerAnimator("test_animator", class {
animate(currentTime, effect) {
let effects = effect.getChildren();
effects[0].localTime = 1000;
effects[1].localTime = 1000;
}
});
</script>
<script>
promise_test(async t => {
await runInAnimationWorklet(document.getElementById('simple_animate').textContent);
const effect = new KeyframeEffect(
document.getElementById("target"),
[
{ background: 'green' },
{ background: 'blue' },
],
{ duration: 2000 }
);
const effect2 = new KeyframeEffect(
document.getElementById("target2"),
[
{ boxShadow: '4px 4px 25px blue' },
{ boxShadow: '4px 4px 25px green' }
],
{ duration: 2000 }
);
const animation = new WorkletAnimation('test_animator', [effect, effect2]);
animation.play();
await waitForAsyncAnimationFrames(1);
assert_equals(getComputedStyle(document.getElementById('target')).backgroundColor, "rgb(0, 64, 128)");
assert_equals(getComputedStyle(document.getElementById('target2')).boxShadow, "rgb(0, 64, 128) 4px 4px 25px 0px");
}, 'Animating multiple effects on different targets via main thread should produce new output values accordingly');
</script>
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