JSTests/test262/test/built-ins/Object/defineProperties/15.2.3.7-6-a-187.js

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

/*---
es5id: 15.2.3.7-6-a-187
description: >
    Object.defineProperties - 'O' is an Array, 'P' is an array index
    named property, 'P' is inherited data property  (15.4.5.1 step 4.c)
---*/

Object.defineProperty(Array.prototype, "0", {
  value: 11,
  configurable: true
});

var arr = [];

Object.defineProperties(arr, {
  "0": {
    configurable: false
  }
});

assert(arr.hasOwnProperty("0"), 'arr.hasOwnProperty("0") !== true');
assert.sameValue(typeof arr[0], "undefined", 'typeof arr[0]');
assert.sameValue(Array.prototype[0], 11, 'Array.prototype[0]');