instanceof.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 * Verify instanceof operator.
26 *
27 * @test
28 * @run
29 */
30
31var b = new Boolean(true);
32var s = new String("hello");
33var r = /java/;
34
35function MyConstructor(fooval) {
36   this.foo = fooval;
37}
38
39var c = new MyConstructor("world");
40
41print(b instanceof Boolean);
42print(b instanceof String);
43print(b instanceof RegExp);
44print(b instanceof MyConstructor);
45print("------");
46
47print(s instanceof Boolean);
48print(s instanceof String);
49print(s instanceof RegExp);
50print(s instanceof MyConstructor);
51print("------");
52
53print(r instanceof Boolean);
54print(r instanceof String);
55print(r instanceof RegExp);
56print(r instanceof MyConstructor);
57print("------");
58
59print(c instanceof Boolean);
60print(c instanceof String);
61print(c instanceof RegExp);
62print(c instanceof MyConstructor);
63print("------");
64
65var b = new Boolean(true);
66print(b instanceof Boolean);
67