<!DOCTYPE html>
<html>
<body>
<p>This tests selecting content starting in a shadow tree inside an editable region to the outside.<br>
To manually test, select "hello world" below by a mouse drag from the bottom right to the top left.<br>
WebKit should not extend the selection to the editable region outside the shadow tree.</p>
<div id="container" contenteditable>hello <div>world</div></div>
<script>
container.focus();
getSelection().selectAllChildren(container.lastChild);
</script>
</body>
</html>