| <!doctype html> |
| <meta charset=utf-8> |
| <title>Animation of pseudo-element is stopped properly in presence of dynamic DOM change that reconstructs the layout tree</title> |
| <link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io"> |
| <link rel="author" title="Mozilla" href="https://mozilla.org"> |
| <link rel="help" href="https://drafts.csswg.org/css-animations/"> |
| <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1564366"> |
| <link rel="match" href="animation-pseudo-dynamic-001-ref.html"> |
| <style> |
| @keyframes anim { |
| from { background-color: red } |
| to { background-color: red } |
| } |
| .test { |
| display: flex; |
| } |
| .test::before { |
| content: ""; |
| display: block; |
| width: 100px; |
| height: 100px; |
| background-color: green; |
| } |
| .tweak::before { |
| animation: anim 2s linear infinite; |
| } |
| </style> |
| <div class="test tweak">foo</div> |
| <script> |
| onload = function() { |
| const div = document.querySelector(".test"); |
| const pseudoStyle = getComputedStyle(div, "::before"); |
| div.getBoundingClientRect(); // update layout |
| div.classList.remove("tweak"); |
| div.innerHTML = ""; // This is necessary to trigger the bug. |
| } |
| </script> |
