jdk8-mips64-public/nashorn: test/script/nosecurity/JDK-8044851.js@42c34892b742 (annotated)

test/script/nosecurity/JDK-8044851.js@42c34892b742 (annotated)

test/script/nosecurity/JDK-8044851.js

Mon, 26 Sep 2016 14:38:22 -0700

author: asaha
date: Mon, 26 Sep 2016 14:38:22 -0700
changeset 1995: 42c34892b742
parent 963: e2497b11a021
permissions: -rw-r--r--

Added tag jdk8u121-b02 for changeset 33bf988e6f1a

 /*
  * 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));
 }