proto.js revision 877:cf4d2252d444 
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 * @test
26 * @option -Dnashorn.debug=true
27 * @fork
28 */
29
30load(__DIR__ + "maputil.js");
31
32// add/delete property to proto (direct/indirect) should
33// not affect the property map of the objects
34
35var proto2 = { foo: 334 }
36var proto  = Object.create(proto2);
37proto.bar = "hello";
38
39var obj1 = Object.create(proto);
40var obj2 = Object.create(proto);
41
42assertSameMap(obj1, obj2);
43
44proto.newX = 'world';
45assertSameMap(obj1, obj2);
46
47delete proto.newX;
48assertSameMap(obj1, obj2);
49
50proto2.newX = "foo";
51assertSameMap(obj1, obj2);
52
53delete proto2.newX;
54assertSameMap(obj1, obj2);
55
56
57