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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /editing/crashtests/insertAdjacentElement-beforeBegin-first-br-in-video.html - WPT Dashboard Interop Dashboard
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<script>
"use strict";
document.addEventListener("DOMContentLoaded", () => {
document.getElementById("font").insertAdjacentElement(
"beforeBegin",
document.getElementById("br")
);
});
</script>
</head><body><dt contenteditable="true">
<link>p</link>
<video>
<br id="br"><br>
<font id="font">
</font></video></dt></body></html>