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<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=439808
-->
<head>
  <title>Test for Bug 439808</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script src="/tests/SimpleTest/EventUtils.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=439808">Mozilla Bug 439808</a>
<p id="display"></p>
<div id="content">
<span><span contenteditable id="e">twest</span></span>
</div>
<pre id="test">
<script type="application/javascript">

/** Test for Bug 439808 */
SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(function() {
  var e = document.getElementById("e");
  e.focus();
  getSelection().collapse(e.firstChild, 1);
  synthesizeKey("KEY_Delete");
  is(e.textContent, "test", "Delete key worked");
  synthesizeKey("KEY_Backspace");
  is(e.textContent, "est", "Backspace key worked");
  SimpleTest.finish();
});

</script>
</pre>
</body>
</html>