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107 lines
3.8 KiB
HTML
107 lines
3.8 KiB
HTML
<!DOCTYPE html>
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<title>Test that worklet animation works with different fill modes</title>
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<link rel="help" href="https://drafts.css-houdini.org/css-animationworklet/">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="common.js"></script>
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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: green;
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}
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</style>
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<script>
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function CreateTest(target, effect, verify, test_name) {
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async_test(t => {
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runInAnimationWorklet(
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document.getElementById('simple_animate').textContent
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).then(_ => {
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const animation = new WorkletAnimation('test_animator', effect);
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animation.play();
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waitTwoAnimationFrames(() => {
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// waitTwoAnimationFrames guarantees a compositor frame that could update
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// the opacity value in the worklet. Meanwhile, getComputedStyle needs an
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// extra frame to fetch the updated value.
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window.requestAnimationFrame(t.step_func_done(() => {
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verify();
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animation.cancel();
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}));
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});
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});
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}, test_name);
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}
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</script>
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<script id="simple_animate" type="text/worklet">
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registerAnimator("test_animator", class {
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animate(currentTime, effect) {
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effect.localTime = 2000;
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}
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});
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</script>
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<div id="target1" class='target'></div>
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<div id="target2" class='target'></div>
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<div id="target3" class='target'></div>
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<div id="target4" class='target'></div>
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<div id="target5" class='target'></div>
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<div id="target6" class='target'></div>
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<script>
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const effect_with_fill_forwards = new KeyframeEffect(
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target1,
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{ opacity: [0.5, 0] },
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{ duration: 1000, fill: 'forwards' });
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CreateTest(target1,
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effect_with_fill_forwards,
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function() { assert_equals(getComputedStyle(target1).opacity, '0'); },
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"Effect with fill mode forwards in after phase produces output that is equivalent to effect's end value.");
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const effect_without_fill_forwards = new KeyframeEffect(
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target2,
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{ opacity: [0.5, 0] },
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{ duration: 1000 });
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CreateTest(target2,
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effect_without_fill_forwards,
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function() { assert_equals(getComputedStyle(target2).opacity, '1'); },
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'Effect without fill mode forwards in after phase (local time beyond end) should deactivate the animation.');
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const effect_without_fill_forwards_at_end = new KeyframeEffect(
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target3,
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{ opacity: [0.5, 0] },
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{ duration: 2000 });
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CreateTest(target3,
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effect_without_fill_forwards_at_end,
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function() { assert_equals(getComputedStyle(target3).opacity, '1'); },
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'Effect without fill mode in after phase (local time at end) should deactivate the animation.');
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const effect_with_fill_backwards = new KeyframeEffect(
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target4,
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{ opacity: [0.5, 0] },
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{ duration: 1000, delay: 2001, fill: 'backwards' });
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CreateTest(target4,
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effect_with_fill_backwards,
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function() { assert_equals(getComputedStyle(target4).opacity, '0.5'); },
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"Effect with fill mode backwards in before phase produces output that is equivalent to effect's start value.");
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const effect_without_fill_backwards = new KeyframeEffect(
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target5,
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{ opacity: [0.5, 0] },
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{ duration: 1000, delay: 2001 });
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CreateTest(target5,
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effect_without_fill_backwards,
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function() { assert_equals(getComputedStyle(target5).opacity, '1'); },
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'Effect without fill mode backwards in before phase (local time before start) should deactivate the animation.');
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const effect_without_fill_backwards_at_start = new KeyframeEffect(
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target6,
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{ opacity: [0.5, 0] },
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{ duration: 1000, delay: 2000 });
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CreateTest(target6,
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effect_without_fill_backwards_at_start,
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function() { assert_equals(getComputedStyle(target6).opacity, '0.5'); },
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'Effect with local time at start point is in active phase.');
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</script>
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