0N/A/*
2362N/A * Copyright (c) 1998, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
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0N/A */
0N/A
0N/A/* @test
0N/A @bug 4130097
0N/A @summary toUpperCase and toLowerCase always return a new String,
0N/A whereas if there is no conversion that needs to be done,
0N/A they should be returning the same instance.
0N/A @author James Bond/007
0N/A*/
0N/Apublic class CaseConvertSameInstance {
0N/A public static void main(String[] args) throws Exception {
0N/A /* these two are the real tests for this bug. */
0N/A if ("foobar".toLowerCase() != "foobar")
0N/A throw new Exception("toLowerCase returned different object");
0N/A if ("FOOBAR".toUpperCase() != "FOOBAR")
0N/A throw new Exception("toUpperCase returned different object");
0N/A
0N/A /* sanity test toLowerCase with some border conditions. */
0N/A if (!("FooBar".toLowerCase().equals("foobar")))
0N/A throw new Exception("toLowerCase broken");
0N/A if (!("fooBar".toLowerCase().equals("foobar")))
0N/A throw new Exception("toLowerCase broken");
0N/A if (!("foobaR".toLowerCase().equals("foobar")))
0N/A throw new Exception("toLowerCase broken");
0N/A if (!("FOOBAR".toLowerCase().equals("foobar")))
0N/A throw new Exception("toLowerCase broken");
0N/A
0N/A /* sanity test toUpperCase with some border conditions. */
0N/A if (!("FooBar".toUpperCase().equals("FOOBAR")))
0N/A throw new Exception("toUpperCase broken");
0N/A if (!("fooBar".toUpperCase().equals("FOOBAR")))
0N/A throw new Exception("toUpperCase broken");
0N/A if (!("foobaR".toUpperCase().equals("FOOBAR")))
0N/A throw new Exception("toUpperCase broken");
0N/A if (!("foobar".toUpperCase().equals("FOOBAR")))
0N/A throw new Exception("toUpperCase broken");
0N/A }
0N/A}