test/built-ins/Object/defineProperty/15.2.3.6-4-361.js


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22

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

/*---
es5id: 15.2.3.6-4-361
description: >
    ES5 Attributes - property ([[Writable]] is false, [[Enumerable]]
    is true, [[Configurable]] is false) is unwritable
includes: [propertyHelper.js]
---*/

var obj = {};

Object.defineProperty(obj, "prop", {
    value: 2010,
    writable: false,
    enumerable: true,
    configurable: false
});

assert.sameValue(obj.prop, 2010);
verifyNotWritable(obj, "prop");