test/script/basic/JDK-8019947.js

/*
 * Copyright (c) 2010, 2013, 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-8019947: inherited property invalidation does not work with two globals in same context
 *
 * @test
 * @option -scripting
 * @run
 */

function func(arr) {
    try {
       print(arr.toString());
    } catch (e) {
       print(e.stack);
    }
}

var arr = ["hello", "world"]

func(arr);

var global = loadWithNewGlobal({
   name: "t",
   script: <<EOF


function func(arr) {
   try {
       print(arr.toString());
   } catch (e) {
       print(e.stack);
   }
}

var arr = [1, 2, 3];

func(arr);

delete Array.prototype.toString;

// Object.prototype.toString should be visible
// after Array.prototype.toString is deleted.
func(arr);
this;
EOF
});