test/script/basic/JDK-8011365.js

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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-8011365: Array.prototype.join and Array.prototype.toString do not throw TypeError on null, undefined
26 *
27 * @test
28 * @run
29 */
30
31 try {
32 Array.prototype.join.call(null, { toString:function() { throw 2 } });
33 fail("should have thrown TypeError");
34 } catch (e) {
35 if (! (e instanceof TypeError)) {
36 fail("TypeError expected, got " + e);
37 }
38 }
39
40 // check all Array.prototype functions to be sure
41 var names = Object.getOwnPropertyNames(Array.prototype);
42
43 for (var n in names) {
44 var funcName = names[n];
45 // ignore constructor
46 if (funcName == "constructor") {
47 continue;
48 }
49
50 var prop = Array.prototype[funcName];
51 if (prop instanceof Function) {
52 // try 'null' this
53 try {
54 prop.call(null);
55 fail(funcName + " does not throw TypeError on 'null' this");
56 } catch (e) {
57 if (! (e instanceof TypeError)) {
58 fail("TypeError expected from " + funcName + ", got " + e);
59 }
60 }
61
62 // try 'undefined' this
63 try {
64 prop.call(undefined);
65 fail(funcName + " does not throw TypeError on 'undefined' this");
66 } catch (e) {
67 if (! (e instanceof TypeError)) {
68 fail("TypeError expected from " + funcName + ", got " + e);
69 }
70 }
71 }
72 }

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