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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/scroll-animations/scroll-timelines/setting-current-time.html
parentInitial commit. (diff)
downloadfirefox-upstream.tar.xz
firefox-upstream.zip
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<!DOCTYPE html>
+<meta charset=utf-8>
+<title>Setting the current time of an animation</title>
+<link rel="help" href="https://drafts.csswg.org/web-animations-1/#setting-the-current-time-of-an-animation">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/web-animations/testcommon.js"></script>
+<script src="testcommon.js"></script>
+<style>
+.scroller {
+ overflow: auto;
+ height: 200px;
+ width: 100px;
+ will-change: transform;
+}
+.contents {
+ height: 1000px;
+ width: 100%;
+}
+</style>
+<body>
+<div id="log"></div>
+<script>
+'use strict';
+
+promise_test(async t => {
+ const animation = createScrollLinkedAnimation(t);
+ const scroller = animation.timeline.source;
+ const maxScroll = scroller.scrollHeight - scroller.clientHeight;
+ scroller.scrollTop = 0.25 * maxScroll;
+ // Wait for new animation frame which allows the timeline to compute new
+ // current time.
+ await waitForNextFrame();
+ animation.play();
+
+ await animation.ready;
+
+ assert_throws_js(TypeError, () => {
+ animation.currentTime = null;
+ });
+}, 'Setting animation current time to null throws TypeError.');
+
+promise_test(async t => {
+ const animation = createScrollLinkedAnimation(t);
+ assert_throws_dom('NotSupportedError', () => {
+ animation.currentTime = CSSNumericValue.parse("300");
+ });
+ assert_throws_dom('NotSupportedError', () => {
+ animation.currentTime = CSSNumericValue.parse("300ms");
+ });
+ assert_throws_dom('NotSupportedError', () => {
+ animation.currentTime = CSSNumericValue.parse("0.3s");
+ });
+}, 'Setting the current time to an absolute time value throws exception');
+
+promise_test(async t => {
+ const animation = createScrollLinkedAnimation(t);
+ const scroller = animation.timeline.source;
+ const maxScroll = scroller.scrollHeight - scroller.clientHeight;
+ scroller.scrollTop = 0.25 * maxScroll;
+ // Wait for new animation frame which allows the timeline to compute new
+ // current time.
+ await waitForNextFrame();
+
+ animation.currentTime = CSSNumericValue.parse("33.3%");
+
+ assert_percents_equal(animation.currentTime, 33.3,
+ "Animation current time should be equal to the set value."
+ );
+}, 'Set animation current time to a valid value without playing.');
+
+promise_test(async t => {
+ const animation = createScrollLinkedAnimation(t);
+ const scroller = animation.timeline.source;
+ const maxScroll = scroller.scrollHeight - scroller.clientHeight;
+ scroller.scrollTop = 0.25 * maxScroll;
+ // Wait for new animation frame which allows the timeline to compute new
+ // current time.
+ await waitForNextFrame();
+ animation.play();
+
+ await animation.ready;
+ animation.currentTime = CSSNumericValue.parse("33.3%");
+
+ assert_percents_equal(animation.currentTime, 33.3,
+ "Animation current time should be equal to the set value."
+ );
+}, 'Set animation current time to a valid value while playing.');
+
+promise_test(async t => {
+ const animation = createScrollLinkedAnimation(t);
+ const scroller = animation.timeline.source;
+ const maxScroll = scroller.scrollHeight - scroller.clientHeight;
+ scroller.scrollTop = 0.25 * maxScroll;
+ // Wait for new animation frame which allows the timeline to compute new
+ // current time.
+ await waitForNextFrame();
+ animation.play();
+
+ await animation.ready;
+ animation.currentTime = CSSNumericValue.parse("200%");
+
+ assert_equals(animation.playState, "finished");
+ assert_percents_equal(animation.currentTime, 200,
+ "Animation current time should be equal to the set value."
+ );
+}, 'Set animation current time to a value beyond effect end.');
+
+promise_test(async t => {
+ const animation = createScrollLinkedAnimation(t);
+ const scroller = animation.timeline.source;
+ const maxScroll = scroller.scrollHeight - scroller.clientHeight;
+ scroller.scrollTop = 0.25 * maxScroll;
+ // Wait for new animation frame which allows the timeline to compute new
+ // current time.
+ await waitForNextFrame();
+ animation.play();
+
+ await animation.ready;
+ animation.currentTime = CSSNumericValue.parse("-10%");
+
+ assert_equals(animation.playState, "running");
+ assert_percents_equal(animation.currentTime, -10,
+ "Animation current time should be equal to the set value."
+ );
+}, 'Set animation current time to a negative value.');
+
+promise_test(async t => {
+ const animation = createScrollLinkedAnimation(t);
+ const scroller = animation.timeline.source;
+ const maxScroll = scroller.scrollHeight - scroller.clientHeight;
+ scroller.scrollTop = 0.25 * maxScroll;
+ // Wait for new animation frame which allows the timeline to compute new
+ // current time.
+ await waitForNextFrame();
+ animation.play();
+
+ animation.currentTime = CSSNumericValue.parse("30%");
+
+ assert_equals(animation.playState, "running");
+ assert_true(animation.pending);
+ assert_percents_equal(animation.currentTime, 30);
+}, "Setting current time while play pending overrides the current time");
+
+promise_test(async t => {
+ const animation = createScrollLinkedAnimation(t);
+ const scroller = animation.timeline.source;
+ const maxScroll = scroller.scrollHeight - scroller.clientHeight;
+ scroller.scrollTop = 0.25 * maxScroll;
+ // Wait for new animation frame which allows the timeline to compute new
+ // current time.
+ await waitForNextFrame();
+ animation.play();
+
+ await animation.ready;
+ animation.currentTime = CSSNumericValue.parse("33.3%");
+
+ assert_percents_equal(animation.currentTime, 33.3,
+ "Animation current time should be equal to the set value."
+ );
+
+ // Cancel the animation and play it again, check that current time has reset
+ // to scroll offset based current time.
+ animation.cancel();
+ animation.play();
+ await animation.ready;
+
+ assert_percents_equal(animation.currentTime, animation.timeline.currentTime,
+ "Animation current time should return to a value matching its" +
+ " timeline current time after animation is cancelled and played again."
+ );
+}, 'Setting animation.currentTime then restarting the animation should' +
+ ' reset the current time.');
+
+promise_test(async t => {
+ const animation = createScrollLinkedAnimation(t);
+ const scroller = animation.timeline.source;
+ const maxScroll = scroller.scrollHeight - scroller.clientHeight;
+ scroller.scrollTop = 0.25 * maxScroll;
+ // Wait for new animation frame which allows the timeline to compute new
+ // current time.
+ await waitForNextFrame();
+ animation.play();
+
+ await animation.ready;
+ const originalCurrentTime = animation.currentTime.value;
+
+ // Set the current time to something other than where the scroll offset.
+ animation.currentTime = CSSNumericValue.parse("50%");
+
+ // Setting current time is internally setting the start time to
+ // scrollTimeline.currentTime - newAnimationCurrentTime.
+ // Which results in current time of (timeline.currentTime - start_time).
+ // This behavior puts the animation in a strange "out of sync" state between
+ // the scroller and the animation effect, this is currently expected
+ // behavior.
+
+ const expectedStartTime = originalCurrentTime - animation.currentTime.value;
+ assert_percents_equal(animation.startTime, expectedStartTime,
+ "Animation current time should be updated when setting the current time" +
+ " to a time within the range of the animation.");
+
+ scroller.scrollTop = 0.7 * maxScroll;
+ // Wait for new animation frame which allows the timeline to compute new
+ // current time.
+ await waitForNextFrame();
+
+ assert_percents_equal(animation.startTime, expectedStartTime,
+ "Animation start time should remain unchanged when the scroller changes" +
+ " position."
+ );
+ assert_percents_equal(animation.currentTime,
+ animation.timeline.currentTime.value - animation.startTime.value,
+ "Animation current time should return to a value equal to" +
+ " (timeline.currentTime - animation.startTime) after timeline scroll" +
+ " source has been scrolled."
+ );
+}, 'Set Animation current time then scroll.');
+
+promise_test(async t => {
+ const animation = createScrollLinkedAnimation(t);
+ const scroller = animation.timeline.source;
+
+ // Wait for new animation frame which allows the timeline to compute new
+ // current time.
+ await waitForNextFrame();
+ animation.play();
+ await animation.ready;
+
+ // Make the timeline inactive.
+ scroller.style.overflow = 'visible';
+ scroller.scrollTop;
+ await waitForNextFrame();
+
+ assert_equals(animation.currentTime, null,
+ 'Current time is unresolved when the timeline is inactive.');
+
+ animation.currentTime = CSSNumericValue.parse("30%");
+ assert_percents_equal(animation.currentTime, 30,
+ 'Animation current time should be equal to the set value.');
+ assert_equals(animation.playState, 'paused',
+ 'Animation play state is \'paused\' when current time is set and ' +
+ 'timeline is inactive.');
+}, 'Animation current time and play state are correct when current time is ' +
+ 'set while the timeline is inactive.');
+
+promise_test(async t => {
+ const animation = createScrollLinkedAnimation(t);
+ const scroller = animation.timeline.source;
+
+ // Wait for new animation frame which allows the timeline to compute new
+ // current time.
+ await waitForNextFrame();
+ animation.play();
+ await animation.ready;
+
+ // Make the timeline inactive.
+ scroller.style.overflow = 'visible';
+ scroller.scrollTop;
+ await waitForNextFrame();
+
+ assert_equals(animation.timeline.currentTime, null,
+ 'Current time is unresolved when the timeline is inactive.');
+
+ animation.currentTime = CSSNumericValue.parse("30%");
+ assert_percents_equal(animation.currentTime, 30,
+ 'Animation current time should be equal to the set value.');
+ assert_equals(animation.playState, 'paused',
+ 'Animation play state is \'paused\' when current time is set and ' +
+ 'timeline is inactive.');
+
+ // Make the timeline active.
+ scroller.style.overflow = 'auto';
+ scroller.scrollTop;
+ await waitForNextFrame();
+
+ assert_percents_equal(animation.timeline.currentTime, 0,
+ 'Current time is resolved when the timeline is active.');
+ assert_percents_equal(animation.currentTime, 30,
+ 'Animation current time holds the set value.');
+ assert_equals(animation.playState, 'paused',
+ 'Animation holds \'paused\' state.');
+}, 'Animation current time set while the timeline is inactive holds when the ' +
+ 'timeline becomes active again.');
+</script>
+</body>
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