// BlogBridge -- RSS feed reader, manager, and web based service
// Copyright (C) 2002-2006 by R. Pito Salas
//
// This program is free software; you can redistribute it and/or modify it under
// the terms of the GNU 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License along with this program;
// if not, write to the Free Software Foundation, Inc., 59 Temple Place,
// Suite 330, Boston, MA 02111-1307 USA
//
// Contact: R. Pito Salas
// mailto:pitosalas@users.sourceforge.net
// More information: about BlogBridge
// http://www.blogbridge.com
// http://sourceforge.net/projects/blogbridge
//
// $Id: TestMDDiscoverer.java,v 1.3 2006/01/08 05:28:16 kyank Exp $
//
package com.salas.bb.discovery;
import junit.framework.TestCase;
import EDU.oswego.cs.dl.util.concurrent.Executor;
import java.net.URL;
import java.net.MalformedURLException;
import com.salas.bb.domain.FeedMetaDataHolder;
import com.salas.bb.utils.ConnectionState;
/**
* This suite contains tests for <code>MDDiscoverer</code> unit.
*/
public class TestMDDiscoverer extends TestCase
{
/**
* Tests skipping duplicate requests for discovery.
*/
public void testNoDuplicateDiscoveries()
{
CountingNoActionExecutor noActionExecutor = new CountingNoActionExecutor();
MDDiscoverer discoverer = new MDDiscoverer(noActionExecutor, new ConnectionState());
// Schedule first discovery.
discoverer.scheduleDiscovery(getTestLocalURL(), new FeedMetaDataHolder());
assertEquals(1, noActionExecutor.executions);
// Schedule the same discovery, while the first hasn't finished (not executed).
// The execution shouldn't happen.
discoverer.scheduleDiscovery(getTestLocalURL(), new FeedMetaDataHolder());
assertEquals(1, noActionExecutor.executions);
}
/**
* Creates local URL.
*
* @return local URL.
*/
private URL getTestLocalURL()
{
URL url = null;
try
{
url = new URL("file://some");
} catch (MalformedURLException e)
{
e.printStackTrace();
}
return url;
}
/**
* Executor which isn't doing any actions, but counting them.
*/
private static class CountingNoActionExecutor implements Executor
{
private int executions = 0;
/**
* No action is executed.
*
* @param runnable runnable to skip.
*
* @throws InterruptedException if waiting has been interrupted.
*/
public void execute(Runnable runnable)
throws InterruptedException
{
executions++;
}
}
}