JSTests/test262/test/built-ins/Object/getOwnPropertyDescriptor/15.2.3.3-4-226.js

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

/*---
es5id: 15.2.3.3-4-226
description: >
    Object.getOwnPropertyDescriptor - ensure that 'value' property of
    returned object is data property with correct 'configurable'
    attribute
---*/

var obj = {
  "property": "ownDataProperty"
};

var desc = Object.getOwnPropertyDescriptor(obj, "property");

var propDefined = "value" in desc;

delete desc.value;
var propDeleted = "value" in desc;

assert(propDefined, 'propDefined !== true');
assert.sameValue(propDeleted, false, 'propDeleted');