mirror of
https://github.com/fergalmoran/ladybird.git
synced 2026-01-07 17:15:26 +00:00
39 lines
1.5 KiB
HTML
39 lines
1.5 KiB
HTML
<!DOCTYPE html>
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<div id="foo"></div>
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<script src="../../include.js"></script>
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<script>
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const animationFrame = () => {
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const { promise, resolve } = Promise.withResolvers();
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requestAnimationFrame(resolve);
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return promise;
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};
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asyncTest(async done => {
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const foo = document.getElementById("foo");
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let anim = foo.animate({}, {});
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const prevReplaceState = anim.replaceState;
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anim.persist();
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if (prevReplaceState === "active" && anim.replaceState === "persisted")
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println("persist() sets animation's replaceState to persist");
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const timeline = internals.createInternalAnimationTimeline();
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let anim1 = foo.animate({ opacity: 0 }, { duration: 1000, fill: "forwards", timeline });
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let anim2 = foo.animate({ opacity: 0 }, { duration: 500, fill: "forwards", timeline });
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timeline.setTime(1500);
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await animationFrame();
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if (anim1.replaceState === "removed" && anim2.replaceState === "active")
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println("Animations are properly replaced when covered by another animation");
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anim1 = foo.animate({ opacity: 0 }, { duration: 1000, fill: "forwards", timeline });
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anim2 = foo.animate({ opacity: 0 }, { duration: 500, fill: "forwards", timeline });
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anim1.persist();
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timeline.setTime(1500);
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await animationFrame();
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if (anim1.replaceState === "persisted" && anim2.replaceState === "active")
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println("persist() keeps an animation from being replaced");
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done();
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});
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</script>
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