JDK-8161579.js revision 1827:b2063707d87a 
1/*
2 * Copyright (c) 2016, 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-8161579: Array-like AbstractJSObject-based instance not treated as array by native array functions
26 *
27 * @test
28 * @run
29 */
30
31
32var AbstractJSObject = Java.type("jdk.nashorn.api.scripting.AbstractJSObject");
33var JavaStringArray = Java.type("java.lang.String[]");
34var JavaArrayList = Java.type("java.util.ArrayList");
35
36var arrayLikeJSObject = new AbstractJSObject() {
37    hasMember: function(name) { return name == "length"; },
38    getMember: function(name) { return name == "length" ? 3 : null; },
39    hasSlot: function(slot) { return slot >= 0 && slot <= 2; },
40    getSlot: function(slot) { return "abc"[slot]; },
41    isArray: function() { return true; }
42}
43
44var javaStringArray = new JavaStringArray(3);
45javaStringArray[0] = "x";
46javaStringArray[1] = "y";
47javaStringArray[2] = "z";
48
49var javaArrayList = new JavaArrayList();
50javaArrayList.add("i");
51javaArrayList.add("j");
52javaArrayList.add("k");
53
54Assert.assertEquals([1, 2, 3].concat(arrayLikeJSObject).join(), "1,2,3,a,b,c");
55Assert.assertEquals([1, 2, 3].concat(javaStringArray).join(), "1,2,3,x,y,z");
56Assert.assertEquals([1, 2, 3].concat(javaArrayList).join(), "1,2,3,i,j,k");
57Assert.assertEquals([1, 2, 3].concat("foo").join(), "1,2,3,foo");
58Assert.assertEquals([1, 2, 3].concat(4).join(), "1,2,3,4");
59Assert.assertEquals([1, 2, 3].concat(false).join(), "1,2,3,false");
60
61