Bug 1686495 [wpt PR 27132] - Add tests for proposed WebDriver Shadow DOM support...
[gecko.git] / editor / libeditor / crashtests / 1624005.html
blob9d277db6edd8091fbd74eb668b5a67b1551f8531
1 <html>
2 <head>
3 <script>
4 window.addEventListener('load', () => {
5 const element = document.createElementNS('', 't')
6 document.designMode = 'on'
7 const range = new Range()
8 range.selectNodeContents(element)
9 range.surroundContents(document.documentElement)
10 document.execCommand('insertHorizontalRule', false, null)
12 </script>
13 </head>
14 </html>