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