tor-browser

The Tor Browser
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KeyframeEffect-target.tentative.html (2478B)

      1 <!doctype html>
      2 <meta charset=utf-8>
      3 <title>CSSAnimation.effect.target</title>
      4 <!-- TODO: Add a more specific link for this once it is specified. -->
      5 <link rel="help" href="https://drafts.csswg.org/css-animations-2/">
      6 <script src="/resources/testharness.js"></script>
      7 <script src="/resources/testharnessreport.js"></script>
      8 <script src="support/testcommon.js"></script>
      9 <style>
     10 @keyframes anim { }
     11 ::before {
     12  content: ''
     13 }
     14 ::after {
     15  content: ''
     16 }
     17 </style>
     18 <div id="log"></div>
     19 <script>
     20 'use strict';
     21 
     22 test(t => {
     23  const div = addDiv(t);
     24  div.style.animation = 'anim 100s';
     25  const animation = div.getAnimations()[0];
     26  assert_equals(animation.effect.target, div,
     27    'Animation.target is the animatable div');
     28 }, 'Returned CSS animations have the correct effect target');
     29 
     30 test(t => {
     31  addStyle(t, { '.after::after': 'animation: anim 10s, anim 100s;' });
     32  const div = addDiv(t, { class: 'after' });
     33  const anims = document.getAnimations();
     34  assert_equals(anims.length, 2,
     35                'Got animations running on ::after pseudo element');
     36  assert_equals(anims[0].effect.target, anims[1].effect.target,
     37                'Both animations return the same target object');
     38 }, 'effect.target should return the same CSSPseudoElement object each time');
     39 
     40 test(t => {
     41  addStyle(t, { '.after::after': 'animation: anim 10s;' });
     42  const div = addDiv(t, { class: 'after' });
     43  const pseudoTarget = document.getAnimations()[0].effect.target;
     44  const effect = new KeyframeEffect(pseudoTarget,
     45                                    { background: ["blue", "red"] },
     46                                    3 * MS_PER_SEC);
     47  const newAnim = new Animation(effect, document.timeline);
     48  newAnim.play();
     49  const anims = document.getAnimations();
     50  assert_equals(anims.length, 2,
     51                'Got animations running on ::after pseudo element');
     52  assert_not_equals(anims[0], newAnim,
     53                    'The scriped-generated animation appears last');
     54  assert_equals(newAnim.effect.target, pseudoTarget,
     55                'The effect.target of the scripted-generated animation is ' +
     56                'the same as the one from the argument of ' +
     57                'KeyframeEffect constructor');
     58  assert_equals(anims[0].effect.target, newAnim.effect.target,
     59                'Both animations return the same target object');
     60 }, 'effect.target from the script-generated animation should return the same ' +
     61   'CSSPseudoElement object as that from the CSS generated animation');
     62 
     63 </script>