JSTests/test262/test/built-ins/Object/defineProperty/15.2.3.6-4-179-1.js

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

/*---
es5id: 15.2.3.6-4-179-1
description: >
    Object.defineProperty - 'O' is an Array, 'name' is the length
    property of 'O', the [[Value]] field of 'desc' is greater than
    value of  the length property, test value of the length property
    is same as [[Value]] (15.4.5.1 step 3.l.iii.1)
---*/

        var arrObj = [0, 1, 2, 3];

        Object.defineProperty(arrObj, "1", {
            configurable: false
        });

        Object.defineProperty(arrObj, "length", {
            value: 3
        });          

assert.sameValue(arrObj.length, 3, 'arrObj.length');