jdk/test/java/lang/String/CaseInsensitiveComparator.java
author jbachorik
Tue, 21 Jan 2014 13:04:55 +0100
changeset 22353 d09e3ff5fd63
parent 11127 6d29e4d16530
permissions -rw-r--r--
8032377: test/java/lang/management/ThreadMXBean/ThreadBlockedCount.java still fails intermittently Reviewed-by: dholmes

/*
 * Copyright (c) 2011, 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.
 */

/*
 * This test tests that the String.CaseInsensitiveComparator.readResolve method
 * deserializes String.CASE_INSENSITIVE_ORDER into an object which satisfies the
 * equals method.
 *
 * @test
 * @bug 5035850
 * @summary Test for String.CaseInsensitiveComparator.readResolve
 */

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;

public class CaseInsensitiveComparator {
    public static void main(String[] args) throws Exception {
        Object result;

        try (ByteArrayOutputStream outBuffer = new ByteArrayOutputStream();
                ObjectOutputStream out = new ObjectOutputStream(outBuffer))
        {
            out.writeObject(String.CASE_INSENSITIVE_ORDER);
            out.close();

            try (ByteArrayInputStream inBuffer = new ByteArrayInputStream(outBuffer.toByteArray());
                    ObjectInputStream in = new ObjectInputStream(inBuffer))
            {
                result = in.readObject();
            }
        }

        if (!String.CASE_INSENSITIVE_ORDER.equals(result)) {
            throw new Exception("Value restored from serial form does not equal original!");
        }

        if (!result.equals(String.CASE_INSENSITIVE_ORDER)) {
            throw new Exception("Value restored from serial form does not equal original!");
        }

        if (String.CASE_INSENSITIVE_ORDER != result) {
            throw new Exception("Value restored from serial form does not equal original!");
        }
    }
}