<DOCTYPE html>
<html>
<body>
<script src="../../../resources/js-test-pre.js"></script>
<script>
description("Tests null handling of several HTMLDocument attributes");

var htmlDocument = document.implementation.createHTMLDocument();
shouldBeNull("htmlDocument.documentElement.getAttribute('dir')");
shouldBeNull("htmlDocument.body.getAttribute('bgColor')");
shouldBeNull("htmlDocument.body.getAttribute('text')");
shouldBeNull("htmlDocument.body.getAttribute('alink')");
shouldBeNull("htmlDocument.body.getAttribute('link')");
shouldBeNull("htmlDocument.body.getAttribute('vlink')");

evalAndLog("htmlDocument.dir = null");
shouldBeEqualToString("htmlDocument.documentElement.getAttribute('dir')", "null");
evalAndLog("htmlDocument.bgColor = null");
shouldBeEqualToString("htmlDocument.body.getAttribute('bgColor')", "");
evalAndLog("htmlDocument.bgColor = null");
shouldBeEqualToString("htmlDocument.body.getAttribute('bgColor')", "");
evalAndLog("htmlDocument.fgColor = null");
shouldBeEqualToString("htmlDocument.body.getAttribute('text')", "");
evalAndLog("htmlDocument.alinkColor = null");
shouldBeEqualToString("htmlDocument.body.getAttribute('alink')", "");
evalAndLog("htmlDocument.linkColor = null");
shouldBeEqualToString("htmlDocument.body.getAttribute('link')", "");
evalAndLog("htmlDocument.vlinkColor = null");
shouldBeEqualToString("htmlDocument.body.getAttribute('vlink')", "");
</script>
<script src="../../../resources/js-test-post.js"></script>
</body>
</html>