test/built-ins/Object/defineProperty/15.2.3.6-4-81.js


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

/*---
es5id: 15.2.3.6-4-81
description: >
    Object.defineProperty - both desc.configurable and
    name.configurable are booleans with the same value (8.12.9 step 6)
includes: [propertyHelper.js]
---*/


var obj = {};

Object.defineProperty(obj, "foo", { configurable: false });

Object.defineProperty(obj, "foo", { configurable: false });
verifyEqualTo(obj, "foo", undefined);

verifyNotWritable(obj, "foo");

verifyNotEnumerable(obj, "foo");

verifyNotConfigurable(obj, "foo");