| /* |
| * Copyright (c) 2010, 2014, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /** |
| * JDK-8044851: nashorn properties leak memory |
| * |
| * @test |
| * @run |
| * @option -Dnashorn.debug=true |
| * @fork |
| */ |
| |
| function printProperty(value, property) { |
| print(value, property.getKey(), property.isSpill() ? "spill" : "field", property.getSlot()); |
| } |
| |
| var obj = {}, i, name; |
| |
| for (i = 0; i < 8; ++i) { |
| name = 'property' + i; |
| obj[name] = 'a' + i; |
| printProperty(obj[name], Debug.map(obj).findProperty(name)); |
| } |
| print(); |
| |
| for (i = 0; i < 8; ++i) { |
| name = 'property' + i; |
| delete obj[name]; |
| } |
| |
| for (i = 0; i < 8; ++i) { |
| name = 'property' + i; |
| obj[name] = 'b' + i; |
| printProperty(obj[name], Debug.map(obj).findProperty(name)); |
| } |
| print(); |
| |
| for (i = 0; i < 8; ++i) { |
| name = 'property' + i; |
| Object.defineProperty(obj, name, {get: function() {return i;}, set: function(v) {}, configurable: true}); |
| printProperty(obj[name], Debug.map(obj).findProperty(name)); |
| } |
| print(); |
| |
| for (i = 0; i < 8; ++i) { |
| name = 'property' + i; |
| delete obj[name]; |
| } |
| |
| for (i = 0; i < 8; ++i) { |
| name = 'property' + i; |
| obj[name] = 'c' + i; |
| printProperty(obj[name], Debug.map(obj).findProperty(name)); |
| } |
| print(); |
| |
| for (i = 7; i > -1; --i) { |
| name = 'property' + i; |
| delete obj[name]; |
| } |
| |
| for (i = 0; i < 8; ++i) { |
| name = 'property' + i; |
| obj[name] = 'd' + i; |
| printProperty(obj[name], Debug.map(obj).findProperty(name)); |
| } |
| print(); |
| |
| for (i = 0; i < 8; ++i) { |
| name = 'property' + i; |
| Object.defineProperty(obj, name, {get: function() {return i;}, set: function(v) {}}); |
| printProperty(obj[name], Debug.map(obj).findProperty(name)); |
| } |