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+<!DOCTYPE html>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=1270235
+-->
+<head>
+ <title>Test for Bug 1270235</title>
+ <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+ <script type="application/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</script>
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1270235">Mozilla Bug 1270235</a>
+<p id="display"></p>
+<div id="content" style="display: none;"></div>
+
+<div id="edit1" contenteditable="true"><p>AB</p></div>
+<script type="application/javascript">
+SimpleTest.waitForExplicitFinish();
+SimpleTest.waitForFocus(()=>{
+ let element = document.getElementById('edit1');
+ element.focus();
+ let textNode = element.firstChild.firstChild;
+ let node = textNode.splitText(0);
+ node.parentNode.removeChild(node);
+
+ ok(!node.parentNode, 'parent must be null');
+
+ let newRange = document.createRange();
+ newRange.setStart(node, 0);
+ newRange.setEnd(node, 0);
+ let selection = document.getSelection();
+ selection.removeAllRanges();
+ selection.addRange(newRange);
+
+ ok(selection.isCollapsed, 'isCollapsed must be true');
+
+ // Don't crash by user input
+ synthesizeKey("X", {});
+
+ SimpleTest.finish();
+});
+</script>
+</body>
+</html>