jdk8-mips64-public/nashorn: test/script/nosecurity/JDK-8044851.js@ad8af81cc28b

     1 /*

     2  * Copyright (c) 2010, 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  */

    24 /**

    25  * JDK-8044851: nashorn properties leak memory

    26  *

    27  * @test

    28  * @run

    29  * @option -Dnashorn.debug=true

    30  * @fork

    31  */

    33 function printProperty(value, property) {

    34     print(value, property.getKey(), property.isSpill() ? "spill" : "field", property.getSlot());

    35 }

    37 var obj = {}, i, name;

    39 for (i = 0; i < 8; ++i) {

    40     name = 'property' + i;

    41     obj[name] = 'a' + i;

    42     printProperty(obj[name], Debug.map(obj).findProperty(name));

    43 }

    44 print();

    46 for (i = 0; i < 8; ++i) {

    47     name = 'property' + i;

    48     delete obj[name];

    49 }

    51 for (i = 0; i < 8; ++i) {

    52     name = 'property' + i;

    53     obj[name] = 'b' + i;

    54     printProperty(obj[name], Debug.map(obj).findProperty(name));

    55 }

    56 print();

    58 for (i = 0; i < 8; ++i) {

    59     name = 'property' + i;

    60     Object.defineProperty(obj, name, {get: function() {return i;}, set: function(v) {}, configurable: true});

    61     printProperty(obj[name], Debug.map(obj).findProperty(name));

    62 }

    63 print();

    65 for (i = 0; i < 8; ++i) {

    66     name = 'property' + i;

    67     delete obj[name];

    68 }

    70 for (i = 0; i < 8; ++i) {

    71     name = 'property' + i;

    72     obj[name] = 'c' + i;

    73     printProperty(obj[name], Debug.map(obj).findProperty(name));

    74 }

    75 print();

    77 for (i = 7; i > -1; --i) {

    78     name = 'property' + i;

    79     delete obj[name];

    80 }

    82 for (i = 0; i < 8; ++i) {

    83     name = 'property' + i;

    84     obj[name] = 'd' + i;

    85     printProperty(obj[name], Debug.map(obj).findProperty(name));

    86 }

    87 print();

    89 for (i = 0; i < 8; ++i) {

    90     name = 'property' + i;

    91     Object.defineProperty(obj, name, {get: function() {return i;}, set: function(v) {}});

    92     printProperty(obj[name], Debug.map(obj).findProperty(name));

    93 }

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