<html> 
<body> 
<script>
if (window.testRunner)
    testRunner.dumpAsText();
</script>
Should not say FAIL:
<script src="data:text/javascript,document.write('<script>');document.write('</script><noscript>');document.write('<div>FAIL</div>');document.write('</noscript>');"></script> 
</body> 
</html>