JSTests/test262/test/built-ins/Array/prototype/map/15.4.4.19-9-5.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.map
es5id: 15.4.4.19-9-5
description: >
    Array.prototype.map - empty array to be returned if 'length' is 0
    (empty array)
---*/

        function callbackfn(val, idx, obj) {
            return val > 10;
        }

        var obj = { 0: 9, 1: 8, length: 0 };

        var testResult = Array.prototype.map.call(obj, callbackfn);

assert.sameValue(testResult.length, 0, 'testResult.length');