test/built-ins/Object/defineProperty/15.2.3.6-3-239.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: 15.2.3.6-3-239
description: >
    Object.defineProperty - 'set' property in 'Attributes' is own data
    property that overrides an inherited data property (8.10.5 step
    8.a)
---*/

        var obj = {};
        var data1 = "data";
        var data2 = "data";
        var proto = {
            set: function (value) {
                data1 = value;
            }
        };

        var ConstructFun = function () { };
        ConstructFun.prototype = proto;

        var child = new ConstructFun();
        child.set = function (value) {
            data2 = value;
        };

        Object.defineProperty(obj, "property", child);

        obj.property = "overrideData";

assert(obj.hasOwnProperty("property"), 'obj.hasOwnProperty("property") !== true');
assert.sameValue(data1, "data", 'data1');
assert.sameValue(data2, "overrideData", 'data2');