test_bug780370.js (627B)
1 /* This Source Code Form is subject to the terms of the Mozilla Public 2 * License, v. 2.0. If a copy of the MPL was not distributed with this 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 4 5 /* See https://bugzilla.mozilla.org/show_bug.cgi?id=780370 */ 6 7 // Use a COW to expose a function from a standard prototype, and make we deny 8 // access to it. 9 10 function run_test() 11 { 12 var sb = Cu.Sandbox("http://www.example.com"); 13 sb.obj = { foo: 42 }; 14 Assert.equal(Cu.evalInSandbox('typeof obj.foo', sb), 'undefined', "COW works as expected"); 15 Assert.equal(Cu.evalInSandbox('obj.hasOwnProperty', sb), undefined); 16 }