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  * NASHORN-418 : When a data descriptor property is changed to an accessor descriptor property, new configurable, enumerable flags are not set

    26  *

    27  * @test

    28  * @run

    29  */

    30 

    31 var obj = { foo: 33 };

    32 

    33 var oldDesc = Object.getOwnPropertyDescriptor(obj, "foo");

    34 if (! oldDesc.enumerable) {

    35     fail("#1 'foo' is not enumerable");

    36 }

    37 

    38 if (! oldDesc.configurable) {

    39     fail("#2 'foo' is not configurable");

    40 }

    41 

    42 Object.defineProperty(obj, "foo", {

    43     enumerable: false, configurable: false,

    44     get: function() { return 'hello' } });

    45 

    46 var newDesc = Object.getOwnPropertyDescriptor(obj, "foo");

    47 if (newDesc.enumerable) {

    48     fail("#3 'foo' is enumerable");

    49 }

    50 

    51 if (newDesc.configurable) {

    52     fail("#4 'foo' is configurable");

    53 }

    54 

    55 var obj2 = {};

    56 

    57 Object.defineProperty(obj2, "foo", {

    58     value : 34, writable: false, configurable: true });

    59 

    60 var setterCalled = true;

    61 // descriptor type change, writable is not inherited

    62 Object.defineProperty(obj2, "foo", {

    63   get: undefined, set: function(x) { setterCalled = true } });

    64 

    65 // can still attempt to write

    66 obj2.foo = 44;

    67 if (! setterCalled) {

    68     fail("#5 obj2.foo setter not called");

    69 }

    70 

    71 var obj3 = {};

    72 

    73 Object.defineProperty(obj3, "foo", {

    74   get: undefined, set: function(x) { }, configurable: true });

    75 

    76 Object.defineProperty(obj3, "foo", { value: 33 });

    77 

    78 var desc = Object.getOwnPropertyDescriptor(obj3, "foo");

    79 if (desc.writable) {

    80     fail("#6 obj3.foo is writable");

    81 }