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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-018.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="UTF-8">
<title>CSS Highlight API Test: Range across contain boundary is painted</title>
<link rel="match" href="custom-highlight-painting-001-ref.html">
<meta name="assert" value="Highlight should be painted even though a Range that crosses a css-contain boundary is a part of it">
<style>
::highlight(example-highlight) {
background-color: yellow;
color: blue;
}
#target {
contain: paint;
}
</style>
<body><span>One </span><span id="target"><span>two </span><span>three…</span></span>
<script>
let r = new Range();
r.setStart(document.body, 0);
r.setEnd(document.querySelector("#target"), 1);
CSS.highlights.set("example-highlight", new Highlight(r));
</script>