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<!DOCTYPE html>
<meta charset=utf-8>
<title>Document.getAnimations</title>
<link rel="help" href="https://drafts.csswg.org/web-animations/#dom-document-getanimations">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../../testcommon.js"></script>
<body>
<div id="log"></div>
<div id="target"></div>
<script>
'use strict';
const gKeyFrames = { 'marginLeft': ['100px', '200px'] };
test(t => {
assert_equals(document.getAnimations().length, 0,
'getAnimations returns an empty sequence for a document ' +
'with no animations');
}, 'Test document.getAnimations for non-animated content');
test(t => {
const div = createDiv(t);
const anim1 = div.animate(gKeyFrames, 100 * MS_PER_SEC);
const anim2 = div.animate(gKeyFrames, 100 * MS_PER_SEC);
assert_equals(document.getAnimations().length, 2,
'getAnimation returns running animations');
anim1.finish();
anim2.finish();
assert_equals(document.getAnimations().length, 0,
'getAnimation only returns running animations');
}, 'Test document.getAnimations for script-generated animations')
test(t => {
const div = createDiv(t);
const anim1 = div.animate(gKeyFrames, 100 * MS_PER_SEC);
const anim2 = div.animate(gKeyFrames, 100 * MS_PER_SEC);
assert_array_equals(document.getAnimations(),
[ anim1, anim2 ],
'getAnimations() returns running animations');
}, 'Test the order of document.getAnimations with script generated animations')
test(t => {
// This element exists but is not a descendent of any document, so isn't
// picked up by getAnimations.
const div = document.createElement('div');
const anim = div.animate(gKeyFrames, 100 * MS_PER_SEC);
assert_equals(document.getAnimations().length, 0);
// Now connect the div; it should appear in the list of animations.
document.body.appendChild(div);
t.add_cleanup(() => { div.remove(); });
assert_equals(document.getAnimations().length, 1);
}, 'Test document.getAnimations for a disconnected node');
test(t => {
const effect = new KeyframeEffect(null, gKeyFrames, 100 * MS_PER_SEC);
const anim = new Animation(effect, document.timeline);
anim.play();
assert_equals(document.getAnimations().length, 0,
'document.getAnimations() only returns animations targeting ' +
'elements in this document');
}, 'Test document.getAnimations with null target');
promise_test(async t => {
const iframe = document.createElement('iframe');
const eventWatcher = new EventWatcher(t, iframe, ['load']);
document.body.appendChild(iframe);
t.add_cleanup(() => { document.body.removeChild(iframe); });
await eventWatcher.wait_for('load');
const div = createDiv(t, iframe.contentDocument)
const effect = new KeyframeEffect(div, null, 100 * MS_PER_SEC);
const anim = new Animation(effect, document.timeline);
anim.play();
// The animation's timeline is from the main document, but the effect's
// target element is part of the iframe document and that is what matters
// for getAnimations.
assert_equals(document.getAnimations().length, 0);
assert_equals(iframe.contentDocument.getAnimations().length, 1);
anim.finish();
}, 'Test document.getAnimations for elements inside same-origin iframes');
promise_test(async t => {
const div = createDiv(t);
const watcher = EventWatcher(t, div, 'transitionrun');
// Create a covering animation to prevent transitions from firing after
// calling getAnimations().
const coveringAnimation = new Animation(
new KeyframeEffect(div, { opacity: [0, 1] }, 100 * MS_PER_SEC)
);
// Setup transition start point.
div.style.transition = 'opacity 100s';
getComputedStyle(div).opacity;
// Update specified style but don't flush style.
div.style.opacity = '0.5';
// Fetch animations
document.getAnimations();
// Play the covering animation to ensure that only the call to
// getAnimations() has a chance to trigger transitions.
coveringAnimation.play();
// If getAnimations() flushed style, we should get a transitionrun event.
await watcher.wait_for('transitionrun');
}, 'Triggers a style change event');
</script>
</body>
|
