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 * 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.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * 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,
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 *
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 */

/* @test
   @summary Test RiffReader skip method */

import java.io.File;
import java.io.FileInputStream;

import com.sun.media.sound.RIFFReader;
import com.sun.media.sound.RIFFWriter;

public class Skip {

	private static void assertEquals(Object a, Object b) throws Exception
	{
		if(!a.equals(b))
			throw new RuntimeException("assertEquals fails!");
	}	
	
	public static void main(String[] args) throws Exception {
        test(false);
        test(true);
    }

    private static void test(boolean customStream) throws Exception {
		RIFFWriter writer = null;
		RIFFReader reader = null;			
		File tempfile = File.createTempFile("test",".riff");		
		try
		{
			writer = new RIFFWriter(tempfile, "TEST");
			RIFFWriter chunk = writer.writeChunk("TSCH");
			chunk.write((byte)33);
			chunk.write((byte)44);
			writer.close();
			writer = null;
            final FileInputStream fis;
            if (customStream) {
                fis = new FileInputStream(tempfile);
            } else {
                fis = new FileInputStream(tempfile) {
                    @Override
                    public long skip(long n) {
                        return 0;
                    }
                };
            }
			reader = new RIFFReader(fis);
			RIFFReader readchunk = reader.nextChunk();
			reader.skip(1);
			assertEquals(readchunk.read(), 44);
			fis.close();
			reader = null;
			
			
		}
		finally
		{
			if(writer != null)
				writer.close();
			if(reader != null)
				reader.close();
				
			if(tempfile.exists()) 
				if(!tempfile.delete())
					tempfile.deleteOnExit();			
		}
	}
}