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<!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>
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