test_bug780370.js - mozsearch

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/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

/* See https://bugzilla.mozilla.org/show_bug.cgi?id=780370 */

// Use a COW to expose a function from a standard prototype, and make we deny

// access to it.

function run_test()

  var sb = Cu.Sandbox("http://www.example.com");

  sb.obj = { foo: 42 };

  Assert.equal(Cu.evalInSandbox('typeof obj.foo', sb), 'undefined', "COW works as expected");

  Assert.equal(Cu.evalInSandbox('obj.hasOwnProperty', sb), undefined);