test/script/basic/JDK-8022598.js

changeset 498
f2e1673db03b
parent 0
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child 962
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equal deleted inserted replaced
497:821b605c7046 498:f2e1673db03b
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 */
23
24 /**
25 * JDK-8022598: Object.getPrototypeOf should return null for host objects rather than throwing TypeError
26 *
27 * @test
28 * @run
29 */
30
31 // the following should not throw TypeError, just return null instead
32
33 var proto = Object.getPrototypeOf(new java.lang.Object());
34 if (proto !== null) {
35 fail("Expected 'null' __proto__ for host objects");
36 }
37
38 // on primitive should result in TypeError
39
40 function checkTypeError(obj) {
41 try {
42 Object.getPrototypeOf(obj);
43 fail("Expected TypeError for Object.getPrototypeOf on " + obj);
44 } catch (e) {
45 if (! (e instanceof TypeError)) {
46 fail("Expected TypeError, but got " + e);
47 }
48 }
49 }
50
51 checkTypeError(undefined);
52 checkTypeError(null);
53 checkTypeError(3.1415);
54 checkTypeError("hello");
55 checkTypeError(false);
56 checkTypeError(true);

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