/*

 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 * 

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 * 

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 * 

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 * 

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 */

/**

 * NASHORN-437 : Array.prototype.map should return an array whose length should be same as input array length

 *

 * @test

 * @run

 */

var callbackCount = 0;

function func(kVal, k, arr) {

    arr.length = 2;

    callbackCount++;

    return 42;

}

var arr = [ 1, 2, 3, 4];

var res = arr.map(func);

if (res.length !== 4) {

   fail("map's result does not have 4 elements");

}

if (callbackCount !== 2) {

    fail("callback should be called only twice");

}

if (res[2] !== undefined || res[3] !== undefined) {

    fail("last two elements are not undefined");

}