<html> 
<head>

<style>
.editing { 
    border: 2px solid red; 
    padding: 12px; 
    font-size: 24px; 
}
</style>
<script src="../editing.js" language="JavaScript" type="text/JavaScript" ></script>

<script>

function editingTest() {
    moveSelectionForwardByWordCommand();
    moveSelectionForwardByCharacterCommand();
    forwardDeleteCommand();
    forwardDeleteCommand();
    forwardDeleteCommand();
    forwardDeleteCommand();
    undoCommand();
}

</script>

</head> 
<body>
<div contenteditable id="root" class="editing">
<span id="test">This wo<b>rd </b>should be selected, since the test deleted it a character at a time and then did an undo.</span>
</div>

<script>
if (window.internals)
    internals.settings.setEditingBehavior("mac");
runEditingTest();
</script>

</body>
</html>