<!DOCTYPE HTML>
<html>
<head>
<title>Test for Principal in MessageManager</title>
<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"?>
</head>
<body>
<script type="application/javascript;version=1.7">
"use strict";
const Cu = Components.utils;
var sb = new Cu.Sandbox('https://example.com', { wantGlobalProperties: [ 'Blob', 'URL' ] });
Cu.evalInSandbox('var u = URL.createObjectURL(new Blob(["text"], { type: "text/plain" }));', sb);
Cu.nukeSandbox(sb);
Cu.forceCC();
ok(true, "are we leaking blobs?");
</script>
</body>
</html>