test262/test/built-ins/Object/create/15.2.3.5-4-200.js

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

/*---
es5id: 15.2.3.5-4-200
description: >
    Object.create - one property in 'Properties' is an Error object
    that uses Object's [[Get]] method to access the 'writable'
    property (8.10.5 step 6.a)
---*/

        var errorObj = new Error();

        errorObj.writable = true;

        var newObj = Object.create({}, {
            prop: errorObj
        });

        var beforeWrite = (newObj.hasOwnProperty("prop") && typeof (newObj.prop) === "undefined");

        newObj.prop = "isWritable";

        var afterWrite = (newObj.prop === "isWritable");

assert.sameValue(beforeWrite, true, 'beforeWrite');
assert.sameValue(afterWrite, true, 'afterWrite');