axmol/scripting/javascript/bindings/js/debugger/tests/mochitest/test_unsafeDereference.html

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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=837723
When we use Debugger.Object.prototype.unsafeDereference to get a non-D.O
reference to a content object in chrome, that reference should be via an
xray wrapper.
-->
<head>
<meta charset="utf-8">
<title>Mozilla Bug 837723</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>
<pre id="test">
<script>
Components.utils.import("resource://gre/modules/jsdebugger.jsm");
addDebuggerToGlobal(this);
window.onload = function () {
SimpleTest.waitForExplicitFinish();
var iframe = document.createElement("iframe");
iframe.src = "http://mochi.test:8888/chrome/toolkit/devtools/server/tests/mochitest/nonchrome_unsafeDereference.html";
iframe.onload = function () {
var dbg = new Debugger;
var contentDO = dbg.addDebuggee(iframe.contentWindow);
var xhrDesc = contentDO.getOwnPropertyDescriptor('xhr');
isnot(xhrDesc, undefined, "xhr should be visible as property of content global");
isnot(xhrDesc.value, undefined, "xhr should have a value");
var xhr = xhrDesc.value.unsafeDereference();
is(typeof xhr, "object", "we should be able to deference xhr's value's D.O");
is(xhr.timeout, 1742, "chrome should see the xhr's 'timeout' property");
is(xhr.expando, undefined, "chrome should not see the xhr's 'expando' property");
SimpleTest.finish();
}
document.body.appendChild(iframe);
}
</script>
</pre>
</body>
</html>