| /* |
| * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /** |
| * NASHORN-452 : nashorn is able to redefine a global declared variable |
| * |
| * @test |
| * @run |
| */ |
| |
| var env = {}; |
| try { |
| Object.defineProperty(this, 'env', { |
| get: function() {} |
| }); |
| fail("#1 should have thrown TypeError"); |
| } catch (e) { |
| if (! (e instanceof TypeError)) { |
| fail("#2 TypeError expected, got " + e); |
| } |
| } |
| |
| var desc = Object.getOwnPropertyDescriptor(this, 'env'); |
| if (desc.configurable) { |
| fail("#3 global var 'env' is configurable"); |
| } |
| |
| (function (x) { |
| if (delete x) { |
| fail("#4 can delete function argument"); |
| } |
| })(3); |
| |
| (function (x) { |
| // use of 'with' |
| with ({ foo: 2 }) { |
| if (delete x) { |
| fail("#5 can delete function argument"); |
| } |
| } |
| })(4); |
| |
| (function (x, y) { |
| // use of 'arguments' |
| var arg = arguments; |
| if (delete x || delete y) { |
| fail("#6 can delete function argument"); |
| } |
| })(5); |
| |
| (function (x) { |
| // use of 'eval' |
| eval("x"); |
| |
| if (delete x) { |
| fail("#7 can delete function argument"); |
| } |
| })('hello'); |
| |