1 /*

     2  * Copyright (c) 2014, 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  * @test

    26  * @option -Dnashorn.debug=true

    27  * @fork

    28  */

    29 

    30 load(__DIR__ + "maputil.js");

    31 

    32 function Foo() {

    33     this.x = 33;

    34 }

    35 

    36 var obj1 = new Foo();

    37 var obj2 = new Foo();

    38 

    39 assertSameMap(obj1, obj2);

    40 

    41 // property deletion at same callsite

    42 function deleteX(obj) {

    43    delete obj.x;

    44 }

    45 deleteX(obj1);

    46 deleteX(obj2);

    47 

    48 assertEqualWithoutTypeMap(obj1, obj2);