/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2007-2008, Open Source Geospatial Foundation (OSGeo)
*
* 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;
* version 2.1 of the License.
*
* 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.
*/
package org.geotools.referencing.factory.epsg;
import javax.sql.DataSource;
import junit.framework.TestCase;
import net.sourceforge.groboutils.junit.v1.MultiThreadedTestRunner;
import net.sourceforge.groboutils.junit.v1.TestRunnable;
import org.apache.commons.dbcp.BasicDataSource;
import org.geotools.factory.Hints;
import org.geotools.referencing.factory.epsg.HsqlDialectEpsgMediatorStressTest.ClientThread;
/**
* Multi-threaded test to check that no connections are leaked by the EPSG
* mediator/factory code.
*
* @author Cory Horner (Refractions Research)
*
*
*
* @source $URL$
*/
public class HsqlDialectEpsgMediatorConnectionLeakTest extends TestCase {
final static int RUNNER_COUNT = 3;
final static int ITERATIONS = 3;
final static int MAX_TIME = 2 * 60 * 1000;
final static int MAX_WORKERS = 2;
final static boolean VERBOSE = false;
HsqlDialectEpsgMediator mediator;
BasicDataSource datasource;
//DataSourceWrapper datasource;
String[] codes;
Hints hints;
@Override
protected void setUp() throws Exception {
super.setUp();
hints = new Hints(Hints.CACHE_POLICY, "none");
hints.put(Hints.AUTHORITY_MAX_ACTIVE, Integer.valueOf(MAX_WORKERS));
final DataSource database = HsqlEpsgDatabase.createDataSource();
datasource = new BasicDataSource(){
{
this.dataSource = database;
}
};
mediator = new HsqlDialectEpsgMediator(80, hints, datasource);
codes = HsqlDialectEpsgMediatorStressTest.getCodes();
}
public void testLeak() throws Throwable {
TestRunnable runners[] = new TestRunnable[RUNNER_COUNT];
for (int i = 0; i < RUNNER_COUNT; i++) {
ClientThread thread = new HsqlDialectEpsgMediatorStressTest.ClientThread(i, mediator);
thread.iterations = ITERATIONS;
runners[i] = thread;
}
MultiThreadedTestRunner mttr = new MultiThreadedTestRunner(runners, null);
mttr.runTestRunnables(MAX_TIME);
//count exceptions and metrics
int exceptions = 0;
for (int i = 0; i < RUNNER_COUNT; i++) {
ClientThread thread = (ClientThread) runners[i];
exceptions += thread.exceptions;
}
//destroy the mediator, check for open connections or exceptions
mediator.dispose();
assertEquals(0, datasource.getNumActive());
assertEquals(0, exceptions);
}
}