funcbind2.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 * Test the functionality of Function.prototype.bind.
26 *
27 * @test
28 * @run
29 */
30
31function f(a, b) {
32    print("f: this=" + this + ", a=" + a + ", b=" + b);
33}
34function v(a, b) {
35    print("v: this=" + this + ", a=" + a + ", b=" + b + ", c=" + arguments[2]);
36}
37
38(f.bind(null))();
39(v.bind(null))();
40
41var boundThis = "boundThis";
42(f.bind(boundThis))();
43(v.bind(boundThis))();
44
45(f.bind(boundThis))("a0");
46(v.bind(boundThis))("a1");
47
48(f.bind(boundThis, "a2"))();
49(v.bind(boundThis, "a3"))();
50
51(f.bind(boundThis, "a4"))("b4");
52(v.bind(boundThis, "a5"))("b5");
53
54(f.bind(boundThis, "a6", "b6"))();
55(v.bind(boundThis, "a7", "b7"))();
56
57(f.bind(boundThis, "a8", "b8"))("c8"); // invoking with extra args after all were bound!
58(v.bind(boundThis, "a9", "b9"))("c9");
59
60(f.bind(boundThis, "a10", "b10", "c10"))(); // binding more args than it receives!
61(v.bind(boundThis, "a11", "b11", "c11"))();
62
63print("\nTest constructors\n");
64
65new (f.bind(boundThis))();
66new (v.bind(boundThis))();
67
68new (f.bind(boundThis))("a0");
69new (v.bind(boundThis))("a1");
70
71new (f.bind(boundThis, "a2"))();
72new (v.bind(boundThis, "a3"))();
73
74new (f.bind(boundThis, "a4"))("b4");
75new (v.bind(boundThis, "a5"))("b5");
76
77new (f.bind(boundThis, "a6", "b6"))();
78new (v.bind(boundThis, "a7", "b7"))();
79
80new (f.bind(boundThis, "a8", "b8"))("c8");
81new (v.bind(boundThis, "a9", "b9"))("c9");
82
83new (f.bind(boundThis, "a10", "b10", "c10"))();
84new (v.bind(boundThis, "a11", "b11", "c11"))();
85
86print("\nTest double binding\n");
87
88(f.bind(boundThis).bind("thisIsIgnored"))();
89new (f.bind("thisIsIgnored").bind("thisIsIgnoredToo"))();
90new (f.bind("thisIsIgnored", "a12").bind("thisIsIgnoredToo"))();
91
92(v.bind(boundThis).bind("thisIsIgnored"))();
93new (v.bind("thisIsIgnored").bind("thisIsIgnoredToo"))();
94new (v.bind("thisIsIgnored", "a13").bind("thisIsIgnoredToo"))();
95