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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-highlight-api/painting/custom-highlight-painting-invalidation-004.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html class="reftest-wait">
<meta charset="UTF-8">
<title>CSS Highlight API Test: </title>
<link rel="match" href="custom-highlight-painting-001-ref.html">
<meta name="assert" value="::highlight overlay is correctly invalidated and repainted after adding a range to it">
<script src="resources/run-after-layout-and-paint.js"></script>
<style>
::highlight(example-highlight) {
background-color: yellow;
color: blue;
}
</style>
<body><span>One </span><span>two </span><span>three…</span>
<script>
let r = new Range();
r.setStart(document.body, 0);
r.setEnd(document.body, 2);
let h = new Highlight();
CSS.highlights.set("example-highlight", h);
// Force frame paint before modifying the Highlight.
runAfterLayoutAndPaint(()=>{
h.add(r);
document.documentElement.removeAttribute("class");
});
</script>
</html>