inserthorizontalrule-with-selecting-from-mphantom-to-end-of-line.html

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This WPT test may be referenced by the following Test IDs:
- /editing/crashtests/inserthorizontalrule-with-selecting-from-mphantom-to-end-of-line.html - WPT Dashboard Interop Dashboard

<!doctype html>

<html><head>

<meta charset="utf-8">

<script>

"use strict";

document.addEventListener("DOMContentLoaded", () => {

  const range = new Range();

  range.selectNodeContents(document.getElementById("mphantom"));

  getSelection().addRange(range);

  getSelection().modify("extend", "forward", "lineboundary");

  document.documentElement.contentEditable = true;

  document.execCommand("insertHorizontalRule");

});

</script>

</head><body><math>

<mphantom id="mphantom"></mphantom>>

<munder></munder>

<!-- COMMENT --></math></body></html>