keyframes-004.html (880B)
1 <!doctype html> 2 <title>CSS Test: @keyframes applies to ::slotted.</title> 3 <script src="/resources/testharness.js"></script> 4 <script src="/resources/testharnessreport.js"></script> 5 <link rel="help" href="https://drafts.csswg.org/css-scoping/#shadow-names"> 6 <div id="host"><div id="in-document"></div></div> 7 <script> 8 test(function() { 9 host.attachShadow({ mode: "open" }).innerHTML = ` 10 <style> 11 @keyframes myanim { 12 from { background: red; } 13 to { background: green; } 14 } 15 ::slotted(#in-document) { 16 width: 100px; 17 height: 100px; 18 background: blue; 19 animation: myanim 10s infinite; 20 } 21 </style> 22 <slot></slot> 23 `; 24 25 assert_equals(document.getElementById('in-document').getAnimations().length, 1); 26 }, "@keyframes in shadow tree applies to the slotted element"); 27 </script>