JSTests/test262/test/built-ins/Array/prototype/filter/15.4.4.20-2-2.js

// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-array.prototype.filter
es5id: 15.4.4.20-2-2
description: Array.prototype.filter - 'length' is own data property on an Array
---*/

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

        var newArr = [12, 11].filter(callbackfn);

assert.sameValue(newArr.length, 2, 'newArr.length');