/*

 * 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

 * particular file as subject to the "Classpath" exception as provided

 *

 * 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.

 *

 */

/* @test

   @summary Test ModelByteBuffer subbuffer(long) method */

import java.io.File;

import java.io.FileOutputStream;

import javax.sound.sampled.*;

import com.sun.media.sound.*;

public class SubbufferLong {

    static float[] testarray;

    static byte[] test_byte_array;

    static File test_file;

    static AudioFormat format = new AudioFormat(44100, 16, 1, true, false);

    static void setUp() throws Exception {

        testarray = new float[1024];

        for (int i = 0; i < 1024; i++) {

            double ii = i / 1024.0;

            ii = ii * ii;

            testarray[i] = (float)Math.sin(10*ii*2*Math.PI);

            testarray[i] += (float)Math.sin(1.731 + 2*ii*2*Math.PI);

            testarray[i] += (float)Math.sin(0.231 + 6.3*ii*2*Math.PI);

            testarray[i] *= 0.3;

        }

        test_byte_array = new byte[testarray.length*2];

        AudioFloatConverter.getConverter(format).toByteArray(testarray, test_byte_array);

        test_file = File.createTempFile("test", ".raw");

        FileOutputStream fos = new FileOutputStream(test_file);

        fos.write(test_byte_array);

    }

    static void tearDown() throws Exception {

        if(!test_file.delete())

            test_file.deleteOnExit();

    }

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

        try

        {

            setUp();

            for (int i = 0; i < 2; i++) {

                ModelByteBuffer buff;

                if(i == 0)

                    buff = new ModelByteBuffer(test_file);

                else

                    buff = new ModelByteBuffer(test_byte_array);

                ModelByteBuffer buff2 = buff.subbuffer(10);

                if(buff2.getFilePointer() != buff.getFilePointer())

                    throw new RuntimeException("buff2.getFilePointer() incorreect!");

                if(buff2.arrayOffset() != 10)

                    throw new RuntimeException("buff2.arrayOffset() not 10!");

                if(buff2.capacity() != buff.capacity()-10)

                    throw new RuntimeException("buff2.capacity() not correct!");

            }

        }

        finally

        {

            tearDown();

        }

    }

}