From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- js/xpconnect/tests/unit/test_bug780370.js | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 js/xpconnect/tests/unit/test_bug780370.js (limited to 'js/xpconnect/tests/unit/test_bug780370.js') diff --git a/js/xpconnect/tests/unit/test_bug780370.js b/js/xpconnect/tests/unit/test_bug780370.js new file mode 100644 index 000000000..40d6f9748 --- /dev/null +++ b/js/xpconnect/tests/unit/test_bug780370.js @@ -0,0 +1,23 @@ +/* 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 */ + +const Cu = Components.utils; + +// 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, __exposedProps__: { hasOwnProperty: 'r' } }; + do_check_eq(Cu.evalInSandbox('typeof obj.foo', sb), 'undefined', "COW works as expected"); + try { + Cu.evalInSandbox('obj.hasOwnProperty', sb); + do_check_true(false); + } catch (e) { + do_check_true(/privileged or cross-origin callable/i.test(e)); + } +} -- cgit v1.2.3