<!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>