1 /*

     2  * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 /**

    25  * Check Object.defineProperty, Object.defineProperties and Object.create.

    26  * FIXME: yet to checks for property attribute create/modifications.

    27  *

    28  * @test

    29  * @run

    30  */

    31 

    32 // create an object

    33 var obj = {};

    34 // data property

    35 Object.defineProperty(obj, "foo", { value: "hello" });

    36 // accessor property

    37 Object.defineProperty(obj, "bar", { get: function() { return "bar" } });

    38 

    39 print("obj.foo = " + obj.foo);

    40 print("obj.bar = " + obj.bar);

    41 

    42 // define multiple properties at one go.

    43 Object.defineProperties(obj,

    44   {

    45      xyz: { value: 44 },

    46      abc: { get: function() { print("get abc"); return "abc"; } }

    47   }

    48 );

    49 

    50 print("obj.xyz = " + obj.xyz);

    51 print("obj.abc = " + obj.abc);

    52 

    53 function MyConstructor() {}

    54 var obj2 = Object.create(MyConstructor.prototype);

    55 print("obj2 in MyConstructor instance? " + (obj2 instanceof MyConstructor));

    56 

    57 var obj3 = Object.create(Object.prototype,

    58   {

    59      xyz: { value: 44 }

    60   }

    61 );

    62 

    63 print("obj3 is an Object? " + (obj3 instanceof Object));

    64 print(obj3.xyz);