JDK-8047728.js revision 970:f82b83cf73ae 
1/*
2 * Copyright (c) 2014, 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 * JDK-8047728: (function(x){var o={x:0}; with(o){delete x} return o.x})() evaluates to 0 instead of undefined
26 *
27 * @test
28 * @run
29 */
30
31function func(x) {
32    var o = {x:0};
33    with(o){
34       delete x;
35    }
36    return o.x
37}
38
39if (typeof func() != 'undefined') {
40    fail("expected undefined from 'func' call");
41}
42
43function func2() {
44    var x;
45    var o = {x:0};
46    with(o){
47       delete x;
48    }
49    return o.x
50}
51
52if (typeof func2() != 'undefined') {
53    fail("expected undefined from 'func2' call");
54}
55