NASHORN-172.js revision 2:da1e581c933b 
1/*
2 * Copyright (c) 2010, 2012, 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 */
23
24/**
25 * NASHORN-172 :  delete of undeclared global variable returns false.
26 *
27 * @test
28 * @run
29 */
30
31if (delete x !== true) {
32    fail('#1: delete x === true');
33}
34
35if (delete this.x !== true) {
36    fail('#2: delete this.x === true');
37}
38
39var y = 23;
40if (delete y != false) {
41    fail('#3: can delete declared var y');
42}
43
44if (delete this.y != false) {
45    fail('#4: can delete declared var using this.y');
46}
47
48foo = 'hello';
49if (delete foo != true) {
50    fail('#5: can not delete "foo"');
51}
52
53if (typeof foo != 'undefined') {
54    fail('#6: huh? "foo" is not undefined');
55}
56