167 lines
5.6 KiB
HTML
167 lines
5.6 KiB
HTML
<!doctype html>
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<meta charset=utf-8>
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<title>Setting the current time of an animation</title>
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<link rel="help"
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href="https://drafts.csswg.org/web-animations-1/#setting-the-current-time-of-an-animation">
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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='../../testcommon.js'></script>
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<body>
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<div id='log'></div>
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<script>
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'use strict';
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test(t => {
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const anim = new Animation();
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assert_equals(anim.playState, 'idle');
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assert_equals(anim.currentTime, null);
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// This should not throw because the currentTime is already null.
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anim.currentTime = null;
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}, 'Setting the current time of a pending animation to unresolved does not'
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+ ' throw a TypeError');
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promise_test(async t => {
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const anim = createDiv(t).animate(null, 100 * MS_PER_SEC);
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await anim.ready;
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assert_greater_than_equal(anim.currentTime, 0);
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assert_throws_js(TypeError, () => {
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anim.currentTime = null;
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});
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}, 'Setting the current time of a playing animation to unresolved throws a'
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+ ' TypeError');
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promise_test(async t => {
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const anim = createDiv(t).animate(null, 100 * MS_PER_SEC);
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await anim.ready;
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anim.pause();
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assert_greater_than_equal(anim.currentTime, 0);
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assert_throws_js(TypeError, () => {
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anim.currentTime = null;
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});
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}, 'Setting the current time of a paused animation to unresolved throws a'
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+ ' TypeError');
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promise_test(async t => {
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const animation = createDiv(t).animate(null, 100 * MS_PER_SEC);
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assert_throws_js(TypeError, () => {
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animation.currentTime = CSSNumericValue.parse("30%");
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});
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assert_throws_js(TypeError, () => {
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animation.currentTime = CSSNumericValue.parse("30deg");
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});
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animation.currentTime = 2000;
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assert_equals(animation.currentTime, 2000, "Set current time using double");
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animation.currentTime = CSSNumericValue.parse("3000");
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assert_equals(animation.currentTime, 3000, "Set current time using " +
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"CSSNumericValue number value");
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animation.currentTime = CSSNumericValue.parse("4000ms");
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assert_equals(animation.currentTime, 4000, "Set current time using " +
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"CSSNumericValue milliseconds value");
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animation.currentTime = CSSNumericValue.parse("50s");
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assert_equals(animation.currentTime, 50000, "Set current time using " +
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"CSSNumericValue seconds value");
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}, 'Validate different value types that can be used to set current time');
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promise_test(async t => {
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const anim = createDiv(t).animate(null, 100 * MS_PER_SEC);
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await anim.ready;
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anim.pause();
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// We should be pause-pending now
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assert_true(anim.pending);
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assert_equals(anim.playState, 'paused');
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// Apply a pending playback rate
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anim.updatePlaybackRate(2);
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assert_equals(anim.playbackRate, 1);
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// Setting the current time should apply the pending playback rate
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anim.currentTime = 50 * MS_PER_SEC;
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assert_equals(anim.playbackRate, 2);
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assert_false(anim.pending);
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// Sanity check that the current time is preserved
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assert_time_equals_literal(anim.currentTime, 50 * MS_PER_SEC);
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}, 'Setting the current time of a pausing animation applies a pending playback'
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+ ' rate');
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// The following tests verify that currentTime can be set outside of the normal
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// bounds of an animation.
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promise_test(async t => {
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const anim = createDiv(t).animate(null, 100 * MS_PER_SEC);
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await anim.ready;
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anim.currentTime = 200 * MS_PER_SEC;
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assert_equals(anim.playState, 'finished');
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assert_time_equals_literal(anim.currentTime, 200 * MS_PER_SEC);
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}, 'Setting the current time after the end with a positive playback rate');
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promise_test(async t => {
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const anim = createDiv(t).animate(null, 100 * MS_PER_SEC);
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await anim.ready;
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anim.currentTime = -100 * MS_PER_SEC;
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assert_equals(anim.playState, 'running');
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assert_time_equals_literal(anim.currentTime, -100 * MS_PER_SEC);
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await waitForAnimationFrames(2);
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assert_greater_than(anim.currentTime, -100 * MS_PER_SEC);
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}, 'Setting a negative current time with a positive playback rate');
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promise_test(async t => {
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const anim = createDiv(t).animate(null, 100 * MS_PER_SEC);
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anim.updatePlaybackRate(-1);
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await anim.ready;
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anim.currentTime = 200 * MS_PER_SEC;
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assert_equals(anim.playState, 'running');
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assert_time_equals_literal(anim.currentTime, 200 * MS_PER_SEC);
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await waitForAnimationFrames(2);
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assert_less_than(anim.currentTime, 200 * MS_PER_SEC);
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}, 'Setting the current time after the end with a negative playback rate');
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promise_test(async t => {
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const anim = createDiv(t).animate(null, 100 * MS_PER_SEC);
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anim.updatePlaybackRate(-1);
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await anim.ready;
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anim.currentTime = -100 * MS_PER_SEC;
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assert_equals(anim.playState, 'finished');
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assert_time_equals_literal(anim.currentTime, -100 * MS_PER_SEC);
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}, 'Setting a negative current time with a negative playback rate');
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promise_test(async t => {
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const anim = createDiv(t).animate(null, 100 * MS_PER_SEC);
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anim.updatePlaybackRate(0);
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await anim.ready;
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// An animation with a playback rate of zero is never in the finished state
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// even if currentTime is outside the normal range of [0, effect end].
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anim.currentTime = 200 * MS_PER_SEC;
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assert_equals(anim.playState, 'running');
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assert_time_equals_literal(anim.currentTime, 200 * MS_PER_SEC);
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await waitForAnimationFrames(2);
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assert_time_equals_literal(anim.currentTime, 200 * MS_PER_SEC);
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anim.currentTime = -200 * MS_PER_SEC;
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assert_equals(anim.playState, 'running');
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assert_time_equals_literal(anim.currentTime, -200 * MS_PER_SEC);
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await waitForAnimationFrames(2);
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assert_time_equals_literal(anim.currentTime, -200 * MS_PER_SEC);
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}, 'Setting the current time on an animation with a zero playback rate');
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</script>
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</body>
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