<script>
if (window.testRunner)
testRunner.dumpAsText();
</script>
<body onload="document.write('PASS')">
FAIL
<script defer src="data:text/javascript,document.write('FAIL');"></script>
<script>
if (window.testRunner)
testRunner.dumpAsText();
</script>
<body onload="document.write('PASS')">
FAIL
<script defer src="data:text/javascript,document.write('FAIL');"></script>