/*

 * Copyright (c) 2010, 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

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 * questions.

 */

/*

 *@test

 *@bug 6653944

 *@summary Deserialization tests for YEAR calculcations

 */

import java.io.*;

import java.util.*;

public class Bug6653944 {

    private static int errorCount = 0;

    public static void main(String[] args) throws Exception {

        Calendar buddhist = Calendar.getInstance(new Locale("th", "TH"));

        int expectedYear = buddhist.get(Calendar.YEAR);

        Calendar deserialized = (Calendar) deserialize(serialize(buddhist));

        compare(deserialized, buddhist);

        int deserializedYear = deserialized.get(Calendar.YEAR);

        compare(deserializedYear, expectedYear);

        // test add(YEAR, n).

        buddhist.add(Calendar.YEAR, 12);

        expectedYear = buddhist.get(Calendar.YEAR);

        deserialized.add(Calendar.YEAR, 12);

        deserializedYear = deserialized.get(Calendar.YEAR);

        compare(deserialized, buddhist);

        compare(deserializedYear, expectedYear);

        if (errorCount > 0) {

            throw new RuntimeException("Bug6653944: failed");

        }

    }

    private static void compare(int got, int expected) {

        if (got != expected) {

            System.err.println("got " + got + ", expected " + expected);

            errorCount++;

        }

    }

    private static void compare(Calendar got, Calendar expected) {

        if (!got.equals(expected)) {

            System.err.println("got " + got + ", expected " + expected);

            errorCount++;

        }

    }

    private static byte[] serialize(Serializable obj) throws Exception {

        ByteArrayOutputStream baos = new ByteArrayOutputStream();

        ObjectOutputStream oos = new ObjectOutputStream(baos);

        oos.writeObject(obj);

        oos.close();

        return baos.toByteArray();

    }

    private static Object deserialize(byte[] data) throws Exception {

        ByteArrayInputStream bais = new ByteArrayInputStream(data);

        ObjectInputStream ois = new ObjectInputStream(bais);

        return ois.readObject();

    }

}