/*
* Copyright (C) 2003-2010 eXo Platform SAS.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License
* as published by the Free Software Foundation; either version 3
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see<http://www.gnu.org/licenses/>.
*/
package org.exoplatform.services.jcr.impl.utils.io;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.File;
import org.exoplatform.services.jcr.impl.util.io.SpoolFile;
import junit.framework.TestCase;
/**
* @author <a href="mailto:natasha.vakulenko@gmail.com">Natasha Vakulenko</a>
* @version $Id$
*/
public class TestSpoolFile extends TestCase
{
private static final String DIR_NAME = "../";
private static final String FILE_NAME = "testSpoolFile";
public void testCreateTempFile() throws IOException
{
// This method creates a file on disk space.
// When calling a method delete() it should be removed.
SpoolFile sf = SpoolFile.createTempFile("prefix", "suffics", new File(DIR_NAME));
assertNotNull("File should be created.", sf);
assertTrue("File should be deleted.", sf.delete());
}
public void testAcquireFile() throws FileNotFoundException
{
SpoolFile sf = new SpoolFile(DIR_NAME + FILE_NAME);
// Add new holder of file, now file must be in use.
sf.acquire("holder");
assertTrue("File must be in use.", sf.inUse());
sf.release("holder");
sf.delete();
// Use non-existent file.
try
{
sf.acquire("anotherHolder");
fail("FileNotFoundException should have been thrown.");
}
catch (FileNotFoundException e)
{
// Ok.
}
}
public void testReleaseFile() throws FileNotFoundException
{
SpoolFile sf = new SpoolFile(DIR_NAME + FILE_NAME);
// Add new holder of file.
sf.acquire("holder");
// Release file from holder.
sf.release("holder");
assertFalse("File should not have holders.", sf.inUse());
sf.delete();
// Use non-existent file.
try
{
sf.release("someHolder");
fail("FileNotFoundException should have been thrown.");
}
catch (FileNotFoundException e)
{
// Ok.
}
}
public void testFileInUse() throws FileNotFoundException
{
SpoolFile sf = new SpoolFile(DIR_NAME + FILE_NAME);
sf.acquire("holder");
assertTrue("The file has holder. It must be in use.", sf.inUse());
sf.release("holder");
assertFalse("The file has no holder. It should not be in use.", sf.inUse());
sf.delete();
// Work with non-existent file.
try
{
sf.inUse();
fail("FileNotFoundException should have been thrown.");
}
catch (FileNotFoundException e)
{
// Ok.
}
}
public void testDeleteAquireFile() throws FileNotFoundException, IOException
{
// This method creates a file on disk space.
SpoolFile sf = SpoolFile.createTempFile("prefix", "suffics", new File(DIR_NAME));
// Add new holder of file and try to delete a file with holder.
sf.acquire("holder");
assertFalse("File in use.", sf.delete());
// Release file and try to delete a file without holder.
sf.release("holder");
assertTrue("File not in use. It should be deleted", sf.delete());
}
public void testDeleteAbstractFile() throws FileNotFoundException
{
// This method not creates a file on disk space.
SpoolFile sf = new SpoolFile(DIR_NAME + FILE_NAME);
// Add and release new holder of file.
sf.acquire("holder");
sf.release("holder");
// Now file is free. It can be deleted.
// File on disk does not exist. It will not be removed from disk space.
assertTrue("Deleted file was not created on the disk.", sf.delete());
}
public void testDeleteExistingFile() throws FileNotFoundException, IOException
{
// This method creates a file on disk space.
SpoolFile sf = SpoolFile.createTempFile("prefix", "suffics", new File(DIR_NAME));
// Add and release new holder of file.
sf.acquire("holder");
sf.release("holder");
// Now file is free. It can be deleted.
// File is present on the disk. It will be removed from disk space.
assertTrue("File should be removed.", sf.delete());
}
}