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LibWeb: Add a test for Animation.updatePlaybackRate()

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Matthew Olsson 2024-03-28 14:47:55 +00:00 • committed by Andreas Kling
commit 83d3defc11
Notes: sideshowbarker 2024-07-17 00:37:23 +09:00
2 changed files with 53 additions and 0 deletions
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4
Tests/LibWeb/Text/expected/WebAnimations/animation-methods/updatePlaybackRate.txt Normal file
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updatePlaybackRate() updates an idle animation's playback rate immediately
updatePlaybackRate() updates a running animation's playback rate after an animation frame
updatePlaybackRate() updates a paused animation's playback rate after an animation frame
updatePlaybackRate() updates a finished animation's playback rate after an animation frame

49
Tests/LibWeb/Text/input/WebAnimations/animation-methods/updatePlaybackRate.html Normal file
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<!DOCTYPE html>
<div id="foo"></div>
<script src="../../include.js"></script>
<script>
const animationFrame = () => {
const { promise, resolve } = Promise.withResolvers();
requestAnimationFrame(resolve);
return promise;
}
asyncTest(async done => {
const foo = document.getElementById("foo");
let anim = foo.animate({}, { duration: Infinity });
anim.pause();
anim.updatePlaybackRate(2.0);
await animationFrame();
if (anim.playbackRate !== 2.0)
println("updatePlaybackRate() does nothing if the animation is pending");
anim = foo.animate({}, {});
anim.cancel();
anim.updatePlaybackRate(2.0);
if (anim.playbackRate === 2.0)
println("updatePlaybackRate() updates an idle animation's playback rate immediately");
anim = foo.animate({}, {});
await animationFrame();
anim.updatePlaybackRate(2.0);
if (anim.playbackRate === 2.0)
println("updatePlaybackRate() updates a running animation's playback rate after an animation frame");
anim = foo.animate({}, {});
anim.pause();
await animationFrame();
anim.updatePlaybackRate(2.0);
if (anim.playbackRate === 2.0)
println("updatePlaybackRate() updates a paused animation's playback rate after an animation frame");
anim = foo.animate({}, {});
anim.finish();
await animationFrame();
anim.updatePlaybackRate(2.0);
if (anim.playbackRate === 2.0)
println("updatePlaybackRate() updates a finished animation's playback rate after an animation frame");
done();
});
</script>