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Update web-platform-tests to revision dc60bfc45b49e3a5e653320e65b0fd447676b836

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WPT Sync Bot 2018-06-04 21:06:39 -04:00
parent 652a177ff5
commit 0bc549be55
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tests/wpt/web-platform-tests/css/css-animations/CSSAnimation-pausing.tentative.html Normal file
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<!doctype html>
<meta charset=utf-8>
<title>Pausing a CSSAnimation</title>
<link rel="help"
href="https://drafts.csswg.org/css-animations-2/#animation-play-state">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="support/testcommon.js"></script>
<style>
@keyframes anim {
0% { margin-left: 0px }
100% { margin-left: 10000px }
}
</style>
<body>
<div id="log"></div>
<script>
'use strict';
const getMarginLeft = cs => parseFloat(cs.marginLeft);
promise_test(async t => {
const div = addDiv(t);
const cs = getComputedStyle(div);
div.style.animation = 'anim 1000s paused';
const animation = div.getAnimations()[0];
assert_equals(getMarginLeft(cs), 0,
'Initial value of margin-left is zero');
animation.play();
await animation.ready;
await waitForNextFrame();
assert_greater_than(getMarginLeft(cs), 0,
'Playing value of margin-left is greater than zero');
}, 'play() overrides animation-play-state');
promise_test(async t => {
const div = addDiv(t);
const cs = getComputedStyle(div);
div.style.animation = 'anim 1000s paused';
const animation = div.getAnimations()[0];
assert_equals(getMarginLeft(cs), 0,
'Initial value of margin-left is zero');
animation.pause();
div.style.animationPlayState = 'running';
await animation.ready;
await waitForNextFrame();
assert_equals(cs.animationPlayState, 'running',
'animation-play-state is running');
assert_equals(getMarginLeft(cs), 0,
'Paused value of margin-left is zero');
}, 'pause() overrides animation-play-state');
promise_test(async t => {
const div = addDiv(t);
const cs = getComputedStyle(div);
div.style.animation = 'anim 1000s paused';
const animation = div.getAnimations()[0];
assert_equals(getMarginLeft(cs), 0,
'Initial value of margin-left is zero');
animation.play();
await animation.ready;
div.style.animationPlayState = 'running';
cs.animationPlayState; // Trigger style resolution
await waitForNextFrame();
assert_equals(cs.animationPlayState, 'running',
'animation-play-state is running');
div.style.animationPlayState = 'paused';
await animation.ready;
assert_equals(cs.animationPlayState, 'paused',
'animation-play-state is paused');
const previousAnimVal = getMarginLeft(cs);
await waitForNextFrame();
assert_equals(getMarginLeft(cs), previousAnimVal,
'Animated value of margin-left does not change when'
+ ' paused by style');
}, 'play() is overridden by later setting "animation-play-state: paused"');
promise_test(async t => {
const div = addDiv(t);
const cs = getComputedStyle(div);
div.style.animation = 'anim 1000s';
const animation = div.getAnimations()[0];
assert_equals(getMarginLeft(cs), 0,
'Initial value of margin-left is zero');
// Set the specified style first. If implementations fail to
// apply the style changes first, they will ignore the redundant
// call to play() and fail to correctly override the pause style.
div.style.animationPlayState = 'paused';
animation.play();
const previousAnimVal = getMarginLeft(cs);
await animation.ready;
await waitForNextFrame();
assert_equals(cs.animationPlayState, 'paused',
'animation-play-state is paused');
assert_greater_than(getMarginLeft(cs), previousAnimVal,
'Playing value of margin-left is increasing');
}, 'play() flushes pending changes to animation-play-state first');
promise_test(async t => {
const div = addDiv(t);
const cs = getComputedStyle(div);
div.style.animation = 'anim 1000s paused';
const animation = div.getAnimations()[0];
assert_equals(getMarginLeft(cs), 0,
'Initial value of margin-left is zero');
// Unlike the previous test for play(), since calling pause() is sticky,
// we'll apply it even if the underlying style also says we're paused.
//
// We would like to test that implementations flush styles before running
// pause() but actually there's no style we can currently set that will
// change the behavior of pause(). That may change in the future
// (e.g. if we introduce animation-timeline or animation-playback-rate etc.).
//
// For now this just serves as a sanity check that we do the same thing
// even if we set style before calling the API.
div.style.animationPlayState = 'running';
animation.pause();
const previousAnimVal = getMarginLeft(cs);
await animation.ready;
await waitForNextFrame();
assert_equals(cs.animationPlayState, 'running',
'animation-play-state is running');
assert_equals(getMarginLeft(cs), previousAnimVal,
'Paused value of margin-left does not change');
}, 'pause() applies pending changes to animation-play-state first');
// (Note that we can't actually test for this; see comment above, in test-body.)
promise_test(async t => {
const div = addDiv(t, { style: 'animation: anim 1000s' });
const animation = div.getAnimations()[0];
let readyPromiseRun = false;
await animation.ready;
div.style.animationPlayState = 'paused';
assert_true(animation.pending && animation.playState === 'paused',
'Animation is pause-pending');
// Set current time
animation.currentTime = 5 * MS_PER_SEC;
assert_equals(animation.playState, 'paused',
'Animation is paused immediately after setting currentTime');
assert_equals(animation.startTime, null,
'Animation startTime is unresolved immediately after ' +
'setting currentTime');
assert_equals(animation.currentTime, 5 * MS_PER_SEC,
'Animation currentTime does not change when forcing a ' +
'pause operation to complete');
// The ready promise should now be resolved. If it's not then test will
// probably time out before anything else happens that causes it to resolve.
await animation.ready;
}, 'Setting the current time completes a pending pause');
</script>
</body>