Mon, 07 Dec 2015 13:15:47 -0800
Merge
1 /*
2 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
24 /**
25 * NASHORN-452 : nashorn is able to redefine a global declared variable
26 *
27 * @test
28 * @run
29 */
31 var env = {};
32 try {
33 Object.defineProperty(this, 'env', {
34 get: function() {}
35 });
36 fail("#1 should have thrown TypeError");
37 } catch (e) {
38 if (! (e instanceof TypeError)) {
39 fail("#2 TypeError expected, got " + e);
40 }
41 }
43 var desc = Object.getOwnPropertyDescriptor(this, 'env');
44 if (desc.configurable) {
45 fail("#3 global var 'env' is configurable");
46 }
48 (function (x) {
49 if (delete x) {
50 fail("#4 can delete function argument");
51 }
52 })(3);
54 (function (x) {
55 // use of 'with'
56 with ({ foo: 2 }) {
57 if (delete x) {
58 fail("#5 can delete function argument");
59 }
60 }
61 })(4);
63 (function (x, y) {
64 // use of 'arguments'
65 var arg = arguments;
66 if (delete x || delete y) {
67 fail("#6 can delete function argument");
68 }
69 })(5);
71 (function (x) {
72 // use of 'eval'
73 eval("x");
75 if (delete x) {
76 fail("#7 can delete function argument");
77 }
78 })('hello');