test/built-ins/Object/defineProperty/15.2.3.6-2-48.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: 15.2.3.6-2-48
description: >
    Object.defineProperty - an inherited toString method  is invoked
    when 'P' is an object with an own valueOf and an inherited
    toString methods
---*/

        var obj = {};
        var toStringAccessed = false;
        var valueOfAccessed = false;

        var proto = {
            toString: function () {
                toStringAccessed = true;
                return "test";
            }
        };

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

        var child = new ConstructFun();
        child.valueOf = function () {
            valueOfAccessed = true;
            return "10";
        };

        Object.defineProperty(obj, child, {});

assert(obj.hasOwnProperty("test"), 'obj.hasOwnProperty("test") !== true');
assert.sameValue(valueOfAccessed, false, 'valueOfAccessed');
assert(toStringAccessed, 'toStringAccessed !== true');