test/built-ins/Object/getOwnPropertyDescriptor/15.2.3.3-4-246.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: 15.2.3.3-4-246
description: >
    Object.getOwnPropertyDescriptor - ensure that 'set' property of
    returned object is data property with correct 'configurable'
    attribute
---*/

        var obj = {};
        var fun = function () {
            return "ownSetProperty";
        };
        Object.defineProperty(obj, "property", {
            set: fun,
            configurable: true
        });

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

        var propDefined = "set" in desc;

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

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