attila@963: /*
attila@963:  * Copyright (c) 2010, 2014, Oracle and/or its affiliates. All rights reserved.
attila@963:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
attila@963:  *
attila@963:  * This code is free software; you can redistribute it and/or modify it
attila@963:  * under the terms of the GNU General Public License version 2 only, as
attila@963:  * published by the Free Software Foundation.
attila@963:  *
attila@963:  * This code is distributed in the hope that it will be useful, but WITHOUT
attila@963:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
attila@963:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
attila@963:  * version 2 for more details (a copy is included in the LICENSE file that
attila@963:  * accompanied this code).
attila@963:  *
attila@963:  * You should have received a copy of the GNU General Public License version
attila@963:  * 2 along with this work; if not, write to the Free Software Foundation,
attila@963:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
attila@963:  *
attila@963:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
attila@963:  * or visit www.oracle.com if you need additional information or have any
attila@963:  * questions.
attila@963:  */
attila@963: 
attila@963: /**
attila@963:  * JDK-8044851: nashorn properties leak memory
attila@963:  *
attila@963:  * @test
attila@963:  * @run
attila@963:  * @option -Dnashorn.debug=true
attila@963:  * @fork
attila@963:  */
attila@963: 
attila@963: function printProperty(value, property) {
attila@963:     print(value, property.getKey(), property.isSpill() ? "spill" : "field", property.getSlot());
attila@963: }
attila@963: 
attila@963: var obj = {}, i, name;
attila@963: 
attila@963: for (i = 0; i < 8; ++i) {
attila@963:     name = 'property' + i;
attila@963:     obj[name] = 'a' + i;
attila@963:     printProperty(obj[name], Debug.map(obj).findProperty(name));
attila@963: }
attila@963: print();
attila@963: 
attila@963: for (i = 0; i < 8; ++i) {
attila@963:     name = 'property' + i;
attila@963:     delete obj[name];
attila@963: }
attila@963: 
attila@963: for (i = 0; i < 8; ++i) {
attila@963:     name = 'property' + i;
attila@963:     obj[name] = 'b' + i;
attila@963:     printProperty(obj[name], Debug.map(obj).findProperty(name));
attila@963: }
attila@963: print();
attila@963: 
attila@963: for (i = 0; i < 8; ++i) {
attila@963:     name = 'property' + i;
attila@963:     Object.defineProperty(obj, name, {get: function() {return i;}, set: function(v) {}, configurable: true});
attila@963:     printProperty(obj[name], Debug.map(obj).findProperty(name));
attila@963: }
attila@963: print();
attila@963: 
attila@963: for (i = 0; i < 8; ++i) {
attila@963:     name = 'property' + i;
attila@963:     delete obj[name];
attila@963: }
attila@963: 
attila@963: for (i = 0; i < 8; ++i) {
attila@963:     name = 'property' + i;
attila@963:     obj[name] = 'c' + i;
attila@963:     printProperty(obj[name], Debug.map(obj).findProperty(name));
attila@963: }
attila@963: print();
attila@963: 
attila@963: for (i = 7; i > -1; --i) {
attila@963:     name = 'property' + i;
attila@963:     delete obj[name];
attila@963: }
attila@963: 
attila@963: for (i = 0; i < 8; ++i) {
attila@963:     name = 'property' + i;
attila@963:     obj[name] = 'd' + i;
attila@963:     printProperty(obj[name], Debug.map(obj).findProperty(name));
attila@963: }
attila@963: print();
attila@963: 
attila@963: for (i = 0; i < 8; ++i) {
attila@963:     name = 'property' + i;
attila@963:     Object.defineProperty(obj, name, {get: function() {return i;}, set: function(v) {}});
attila@963:     printProperty(obj[name], Debug.map(obj).findProperty(name));
attila@963: }