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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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Roy Tam 2018-01-19 03:59:58 +08:00
commit dcd9973243
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dom/animation/test/css-animations/file_pseudoElement-get-animations.html Normal file
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<!doctype html>
<meta charset=utf-8>
<script src="../testcommon.js"></script>
<style>
@keyframes anim1 { }
@keyframes anim2 { }
.before::before {
animation: anim1 10s;
}
.after-with-mix-anims-trans::after {
content: '';
animation: anim1 10s, anim2 10s;
width: 0px;
height: 0px;
transition: all 100s;
}
.after-change::after {
width: 100px;
height: 100px;
}
</style>
<body>
<script>
'use strict';
test(function(t) {
var div = addDiv(t, { class: 'before' });
var pseudoTarget = document.getAnimations()[0].effect.target;
assert_equals(pseudoTarget.getAnimations().length, 1,
'Expected number of animations are returned');
assert_equals(pseudoTarget.getAnimations()[0].animationName, 'anim1',
'CSS animation name matches');
}, 'getAnimations returns CSSAnimation objects');
test(function(t) {
var div = addDiv(t, { class: 'after-with-mix-anims-trans' });
// Trigger transitions
flushComputedStyle(div);
div.classList.add('after-change');
// Create additional animation on the pseudo-element from script
var pseudoTarget = document.getAnimations()[0].effect.target;
var effect = new KeyframeEffectReadOnly(pseudoTarget,
{ background: ["blue", "red"] },
3 * MS_PER_SEC);
var newAnimation = new Animation(effect, document.timeline);
newAnimation.id = 'scripted-anim';
newAnimation.play();
// Check order - the script-generated animation should appear later
var anims = pseudoTarget.getAnimations();
assert_equals(anims.length, 5,
'Got expected number of animations/trnasitions running on ' +
'::after pseudo element');
assert_equals(anims[0].transitionProperty, 'height',
'1st animation is the 1st transition sorted by name');
assert_equals(anims[1].transitionProperty, 'width',
'2nd animation is the 2nd transition sorted by name ');
assert_equals(anims[2].animationName, 'anim1',
'3rd animation is the 1st animation in animation-name list');
assert_equals(anims[3].animationName, 'anim2',
'4rd animation is the 2nd animation in animation-name list');
assert_equals(anims[4].id, 'scripted-anim',
'Animation added by script appears last');
}, 'getAnimations returns css transitions/animations, and script-generated ' +
'animations in the expected order');
done();
</script>
</body>