2012-11-21 17:55:58 -08:00
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<?xml version="1.0"?>
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<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
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<?xml-stylesheet type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"?>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=812415
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-->
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<window title="Mozilla Bug 812415"
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xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
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<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
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<!-- test results are displayed in the html:body -->
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<body xmlns="http://www.w3.org/1999/xhtml">
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<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=812415"
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target="_blank">Mozilla Bug 812415</a>
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</body>
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<!-- test code goes here -->
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<script type="application/javascript">
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<![CDATA[
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2013-01-22 21:04:39 -08:00
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/** Test for Bug 812415 and Bug 823348 **/
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2012-11-21 17:55:58 -08:00
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const Cu = Components.utils;
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SimpleTest.waitForExplicitFinish();
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2013-01-22 21:04:39 -08:00
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function testWaiving(iwin, sb) {
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2012-11-21 17:55:58 -08:00
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sb.win = iwin;
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is(Cu.evalInSandbox('win', sb), iwin, "Basic identity works");
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is(Cu.evalInSandbox('win.wrappedJSObject', sb), iwin.wrappedJSObject, "Waivers work via .wrappedJSObject");
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is(Cu.evalInSandbox('XPCNativeWrapper.unwrap(win)', sb), iwin.wrappedJSObject, "Waivers work via XPCNativeWrapper.unwrap");
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2013-01-22 21:04:39 -08:00
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is(Cu.evalInSandbox('win.wrappedJSObject.document', sb), iwin.document.wrappedJSObject, "Waivers are deep");
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}
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function checkThrows(expression, sb, msg) {
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var result = Cu.evalInSandbox('(function() { try { ' + expression + '; return "allowed"; } catch (e) { return e.toString(); }})();', sb);
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ok(!!/denied/.exec(result), msg);
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}
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function testAsymmetric(regular, expanded) {
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// Set up objects.
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expanded.regFun = Cu.evalInSandbox('function reg() { return 42; }; reg', regular);
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expanded.regObj = Cu.evalInSandbox('new Object({foo: 2})', regular);
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regular.expFun = Cu.evalInSandbox('function exp() { return 41; }; exp', expanded);
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regular.expObj = Cu.evalInSandbox('new Object({bar: 3})', expanded);
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// Check objects.
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is(Cu.evalInSandbox('regObj.foo', expanded), 2, "Expanded can see regular object prop");
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checkThrows('expObj.bar', regular, "Regular shouldn't read properties");
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Cu.evalInSandbox('regObj.foo = 20', expanded);
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is(expanded.regObj.foo, 20, "Expanded can set properties");
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checkThrows('expFun.bar = 0', regular, "Regular shouldn't write properties");
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// Functions are callable regardless of security relationships.
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is(Cu.evalInSandbox('regFun()', expanded), 42, "Expanded can call regular function");
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is(Cu.evalInSandbox('expFun()', regular), 41, "Regular can call expanded function");
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// Otherwise, the relationship is asymmetric.
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is(Cu.evalInSandbox('regFun.name', expanded), 'reg', "Expanded can see regular function's name");
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checkThrows('expFun.name', regular, "Regular can't see expanded function's name");
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Cu.evalInSandbox('regFun.expando = 30', expanded);
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is(expanded.regFun.expando, 30, "Expanded can set expandos");
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checkThrows('expFun.expando = 29', regular, "Regular can't set expandos");
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// Check __proto__ stuff.
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is(Cu.evalInSandbox('regFun.__proto__', expanded), regular.Function.prototype, "expanded can get __proto__");
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checkThrows('expFun.__proto__', regular, "regular can't use __proto__");
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checkThrows('expFun.__proto__ = {}', regular, "regular can't mutate __proto__");
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}
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function go() {
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var iwin = document.getElementById('ifr').contentWindow;
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// Make our sandboxes. We pass wantXrays=false for the nsEP to ensure that
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// the Xrays we get are the result of being an nsEP, not from the wantXrays
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// flag.
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var regular = new Components.utils.Sandbox(iwin);
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var expanded = new Components.utils.Sandbox([iwin], {wantXrays: false});
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// Because of the crazy secret life of wantXrays, passing wantXrays=false
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// has the side effect of waiving Xrays on the returned sandbox. Undo that.
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expanded = XPCNativeWrapper(expanded);
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testWaiving(iwin, regular);
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testWaiving(iwin, expanded);
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testAsymmetric(regular, expanded);
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2012-11-21 17:55:58 -08:00
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SimpleTest.finish();
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}
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]]>
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</script>
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<iframe id="ifr" onload="go();" src="http://example.org/tests/js/xpconnect/tests/mochitest/file_empty.html" />
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</window>
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