external/contributions/Microsoft/ietcLatest/TestCases/ch15/15.4/15.4.4/15.4.4.20/15.4.4.20-2-19.js


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/// Copyright (c) 2012 Ecma International.  All rights reserved. 
/// Ecma International makes this code available under the terms and conditions set
/// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the 
/// "Use Terms").   Any redistribution of this code must retain the above 
/// copyright and this notice and otherwise comply with the Use Terms.
/**
 * @path ch15/15.4/15.4.4/15.4.4.20/15.4.4.20-2-19.js
 * @description Array.prototype.filter applied to Function object, which implements its own property get method
 */


function testcase() {

        function callbackfn(val, idx, obj) {
            return obj.length === 2;
        }

        var fun = function (a, b) {
            return a + b;
        };
        fun[0] = 12;
        fun[1] = 11;
        fun[2] = 9;

        var newArr = Array.prototype.filter.call(fun, callbackfn);
        return newArr.length === 2;
    }
runTestCase(testcase);