/*
* BaseProviderTestCase.java
*/
/*
* Copyright (c) 2001 - 2002 by Matthias Pfisterer <Matthias.Pfisterer@web.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License as published
* by the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package org.tritonus.test;
import java.util.MissingResourceException;
import java.util.ResourceBundle;
import javax.sound.sampled.AudioFileFormat;
import javax.sound.sampled.AudioFormat;
import junit.framework.TestCase;
import org.tritonus.share.sampled.AudioFileTypes;
import org.tritonus.share.sampled.Encodings;
public class BaseProviderTestCase
extends TestCase
{
private static final boolean DEBUG = true;
/** Precision for float comparisons.
*/
protected static final float DELTA = 0.1F;
private ResourceBundle m_resourceBundle;
private String m_strResourcePrefix;
private Object m_provider;
private boolean m_bCheckRealLengths;
public BaseProviderTestCase(String strName,
String strResourceBasename)
{
super(strName);
m_resourceBundle = loadResourceBundle(strResourceBasename);
}
protected void setResourcePrefix(String strResourcePrefix)
{
m_strResourcePrefix = strResourcePrefix;
}
protected String getResourcePrefix()
{
return m_strResourcePrefix;
}
protected void setUp()
throws Exception
{
if (getTestProvider())
{
String strClassName = getClassName();
Class cls = Class.forName(strClassName);
m_provider = cls.newInstance();
}
}
protected Object getProvider()
{
return m_provider;
}
protected boolean getTestProvider()
{
return true;
}
protected boolean getTestAudioSystem()
{
return true;
}
// private void checkAudioFileFormat(AudioFileFormat audioFileFormat, boolean bRealLengthExpected)
// throws Exception
// {
// assertEquals("type",
// getType(),
// audioFileFormat.getType());
// checkAudioFormat(audioFileFormat.getFormat());
// long lExpectedByteLength = AudioSystem.NOT_SPECIFIED;
// long lExpectedFrameLength = AudioSystem.NOT_SPECIFIED;
// if (getCheckRealLengths() || bRealLengthExpected)
// {
// lExpectedByteLength = getByteLength();
// lExpectedFrameLength = getFrameLength();
// }
// assertEquals("byte length",
// lExpectedByteLength,
// audioFileFormat.getByteLength());
// assertEquals("frame length",
// lExpectedFrameLength,
// audioFileFormat.getFrameLength());
// }
// private void checkAudioInputStream(AudioInputStream audioInputStream, boolean bRealLengthExpected)
// throws Exception
// {
// checkAudioFormat(audioInputStream.getFormat());
// long lExpectedFrameLength = AudioSystem.NOT_SPECIFIED;
// if (getCheckRealLengths() || bRealLengthExpected)
// {
// lExpectedFrameLength = getFrameLength();
// }
// assertEquals("frame length",
// lExpectedFrameLength,
// audioInputStream.getFrameLength());
// if (getCheckRealLengths() || bRealLengthExpected)
// {
// int nExpectedDataLength = (int) (lExpectedFrameLength * getFrameSize());
// byte[] abRetrievedData = new byte[nExpectedDataLength];
// int nRead = audioInputStream.read(abRetrievedData);
// assertEquals("reading data",
// nExpectedDataLength,
// nRead);
// // for (int i = 0; i < nExpectedDataLength; i++)
// // {
// // assertEquals("data content", 0, abRetrievedData[i]);
// // }
// }
// else
// {
// // TODO: try to at least read some bytes?
// }
// }
private void checkAudioFormat(AudioFormat audioFormat)
throws Exception
{
assertEquals("encoding",
getEncoding(),
audioFormat.getEncoding());
assertEquals("sample rate",
getSampleRate(),
audioFormat.getSampleRate(),
DELTA);
assertEquals("sample size (bits)",
getSampleSizeInBits(),
audioFormat.getSampleSizeInBits());
assertEquals("channels",
getChannels(),
audioFormat.getChannels());
assertEquals("frame size",
getFrameSize(),
audioFormat.getFrameSize());
assertEquals("frame rate",
getFrameRate(),
audioFormat.getFrameRate(),
DELTA);
assertEquals("big endian",
getBigEndian(),
audioFormat.isBigEndian());
}
private ResourceBundle loadResourceBundle(String sResourceBasename)
{
ResourceBundle resourceBundle = null;
try
{
resourceBundle = ResourceBundle.getBundle(sResourceBasename);
}
catch (MissingResourceException e)
{
e.printStackTrace();
/* System.err.println("ActionManager.loadResourceBundle(): cannot find property file!");
System.exit(1);
*/ }
return resourceBundle;
}
protected String getResourceString(String strKey)
{
return m_resourceBundle.getString(strKey);
}
private String getClassName()
{
String strClassName = getResourceString(getResourcePrefix() + ".class");
return strClassName;
}
private String getFilename()
{
String strFileName = getResourceString(getResourcePrefix() + ".filename");
return strFileName;
}
private AudioFileFormat.Type getType()
{
String strTypeName = getResourceString(getResourcePrefix() + ".type");
AudioFileFormat.Type type = AudioFileTypes.getType(strTypeName);
return type;
}
private long getByteLength()
{
String strByteLength = getResourceString(getResourcePrefix() + ".byteLength");
long lByteLength = Long.parseLong(strByteLength);
return lByteLength;
}
private AudioFormat.Encoding getEncoding()
{
String strEncodingName = getResourceString(getResourcePrefix() + ".format.encoding");
AudioFormat.Encoding encoding = Encodings.getEncoding(strEncodingName);
return encoding;
}
private float getSampleRate()
{
String strSampleRate = getResourceString(getResourcePrefix() + ".format.sampleRate");
float fSampleRate = Float.parseFloat(strSampleRate);
return fSampleRate;
}
private int getSampleSizeInBits()
{
String strSampleSizeInBits = getResourceString(getResourcePrefix() + ".format.sampleSizeInBits");
int nSampleSizeInBits = Integer.parseInt(strSampleSizeInBits);
return nSampleSizeInBits;
}
private int getChannels()
{
String strChannels = getResourceString(getResourcePrefix() + ".format.channels");
int nChannels = Integer.parseInt(strChannels);
return nChannels;
}
private int getFrameSize()
{
String strFrameSize = getResourceString(getResourcePrefix() + ".format.frameSize");
int nFrameSize = Integer.parseInt(strFrameSize);
return nFrameSize;
}
private float getFrameRate()
{
String strFrameRate = getResourceString(getResourcePrefix() + ".format.frameRate");
float fFrameRate = Float.parseFloat(strFrameRate);
return fFrameRate;
}
private boolean getBigEndian()
{
String strBigEndian = getResourceString(getResourcePrefix() + ".format.bigEndian");
boolean bBigEndian = strBigEndian.equals("true");
return bBigEndian;
}
private long getFrameLength()
{
String strFrameLength = getResourceString(getResourcePrefix() + ".frameLength");
long lFrameLength = Long.parseLong(strFrameLength);
return lFrameLength;
}
}
/*** BaseProviderTestCase.java ***/