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/*
* Jaudiotagger Copyright (C)2004,2005
*
* This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser
* General Public License as published by the Free Software Foundation; either version 2.1 of the License,
* or (at your option) any later version.
*
* This library 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along with this library; if not,
* you can getFields a copy from http://www.opensource.org/licenses/lgpl-license.php or write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.jaudiotagger;
import junit.framework.TestCase;
import org.jaudiotagger.logging.ErrorMessage;
import org.jaudiotagger.tag.TagOptionSingleton;
import java.io.*;
import java.util.EnumMap;
import java.util.regex.Pattern;
/**
*
*/
public abstract class AbstractTestCase extends TestCase {
@Override
public void setUp()
{
TagOptionSingleton.getInstance().setToDefault();
}
/**
* Stores a {@link Pattern} for each {@link ErrorMessage}.<br>
* Place holders like "{<number>}" will be replaced with
* ".*".<br>
*/
private final static EnumMap<ErrorMessage, Pattern> ERROR_PATTERNS;
static {
ERROR_PATTERNS = new EnumMap<ErrorMessage, Pattern>(ErrorMessage.class);
for (ErrorMessage curr : ErrorMessage.values()) {
final String regex = curr.getMsg().replaceAll("\\{\\d+\\}", ".*");
ERROR_PATTERNS.put(curr, Pattern.compile(regex,
Pattern.CASE_INSENSITIVE | Pattern.DOTALL));
}
}
private static boolean append(File fromFile1, File fromFile2, File toFile) {
try {
FileInputStream in = new FileInputStream(fromFile1);
FileInputStream in2 = new FileInputStream(fromFile2);
FileOutputStream out = new FileOutputStream(toFile);
BufferedInputStream inBuffer = new BufferedInputStream(in);
BufferedInputStream inBuffer2 = new BufferedInputStream(in2);
BufferedOutputStream outBuffer = new BufferedOutputStream(out);
int theByte;
while ((theByte = inBuffer.read()) > -1) {
outBuffer.write(theByte);
}
while ((theByte = inBuffer2.read()) > -1) {
outBuffer.write(theByte);
}
outBuffer.close();
inBuffer.close();
inBuffer2.close();
out.close();
in.close();
in2.close();
// cleanupif files are not the same length
if ((fromFile1.length() + fromFile2.length()) != toFile.length()) {
toFile.delete();
return false;
}
return true;
} catch (IOException e) {
e.printStackTrace();
return false;
}
}
/**
* Copy a File
*
* @param fromFile
* The existing File
* @param toFile
* The new File
* @return <code>true</code> if and only if the renaming succeeded;
* <code>false</code> otherwise
*/
public static boolean copy(File fromFile, File toFile) {
try {
FileInputStream in = new FileInputStream(fromFile);
FileOutputStream out = new FileOutputStream(toFile);
byte[] buf = new byte[8192];
int len;
while ((len = in.read(buf)) > -1) {
out.write(buf, 0, len);
}
in.close();
out.close();
// cleanupif files are not the same length
if (fromFile.length() != toFile.length()) {
toFile.delete();
return false;
}
return true;
} catch (IOException e) {
e.printStackTrace();
return false;
}
}
/**
* Copy audiofile to processing dir ready for use in test
*
* @param fileName
* @return
*/
public static File copyAudioToTmp(String fileName) {
File inputFile = new File("testdata", fileName);
File outputFile = new File("testdatatmp", fileName);
if (!outputFile.getParentFile().exists()) {
outputFile.getParentFile().mkdirs();
}
boolean result = copy(inputFile, outputFile);
assertTrue(result);
return outputFile;
}
/**
* Copy audiofile to processing dir ready for use in test, use this if using
* same file in multiple tests because with junit multithreading can have
* problems otherwise
*
* @param fileName
* @return
*/
public static File copyAudioToTmp(String fileName, File newFileName) {
File inputFile = new File("testdata", fileName);
File outputFile = new File("testdatatmp", newFileName.getName());
if (!outputFile.getParentFile().exists()) {
outputFile.getParentFile().mkdirs();
}
boolean result = copy(inputFile, outputFile);
assertTrue(result);
return outputFile;
}
/**
* Prepends file with tag file in order to create an mp3 with a valid id3
*
* @param tagfile
* @param fileName
* @return
*/
public static File copyAudioToTmp(String tagfile, String fileName) {
File inputTagFile = new File("testtagdata", tagfile);
File inputFile = new File("testdata", fileName);
File outputFile = new File("testdatatmp", fileName);
if (!outputFile.getParentFile().exists()) {
outputFile.getParentFile().mkdirs();
}
boolean result = append(inputTagFile, inputFile, outputFile);
assertTrue(result);
return outputFile;
}
/**
* This method asserts that the given <code>actual</code> message is
* constructed with the <code>expected</code> message string.<br>
* <br>
*
* @param expected
* the expected message source.
* @param actual
* the message to compare against.
*/
public void assertErrorMessage(final ErrorMessage expected,
final String actual) {
assertTrue("Message not correctly constructed.", ERROR_PATTERNS.get(
expected).matcher(actual).matches());
}
}
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