NASHORN-433.js revision 877:cf4d2252d444 
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 * NASHORN-433 : Array iteration for methods like Array.prototype.forEach should compute length before checking whether the callback is a function
26 *
27 * @test
28 * @run
29 */
30
31var obj = { "0": 33, "1": 2 };
32Object.defineProperty(obj, "length", {
33    get: function() { throw new ReferenceError(); }
34});
35
36try {
37    Array.prototype.forEach.call(obj, undefined);
38    fail("should have thrown error");
39} catch (e) {
40    // length should be obtained before checking if callback
41    // is really a function or not. So, we should get error
42    // from length getter rather than TypeError for callback.
43    if (! (e instanceof ReferenceError)) {
44        fail("ReferenceError expected, got " + e);
45    }
46}
47
48