<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Security-Policy" content="script-src 'self'">
<script src="resources/dump-as-text.js"></script>
</head>
<body>
This test passes if it doesn't alert fail.
<iframe srcdoc="<script>alert('FAIL')</script>"></iframe>
</body>
</html>