//$Id: TestCase.java 15314 2008-10-09 21:22:50Z cbredesen $
package org.hibernate.ejb.test;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.Persistence;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.cfg.Environment;
import org.hibernate.ejb.HibernatePersistence;
/**
* @author Emmanuel Bernard
*/
public abstract class TestCase extends junit.framework.TestCase {
protected EntityManagerFactory factory;
protected EntityManager em;
private static Log log = LogFactory.getLog( TestCase.class );
public TestCase() {
super();
}
public TestCase(String name) {
super( name );
}
public void setUp() {
factory = new HibernatePersistence().createEntityManagerFactory( getConfig() );
}
public void tearDown() {
factory.close();
}
@Override
public void runTest() throws Throwable {
try {
em = getOrCreateEntityManager();
super.runTest();
} catch (Throwable t) {
if (em.getTransaction().isActive())
em.getTransaction().rollback();
throw t;
} finally {
if (em.isOpen()) {
em.close();
log.warn("The test case didn't closed the Entity Manager. Make sure you close it always!");
}
}
}
protected EntityManager getOrCreateEntityManager() {
if (em == null || !em.isOpen())
em = factory.createEntityManager();
return em;
}
/** always reopen a new EM and clse the existing one */
protected EntityManager createEntityManager(Map properties) {
if (em != null && em.isOpen() ) {
em.close();
}
em = factory.createEntityManager(properties);
return em;
}
public abstract Class[] getAnnotatedClasses();
public String[] getEjb3DD() {
return new String[] {};
}
public Map<Class, String> getCachedClasses() {
return new HashMap<Class, String>();
}
public Map<String, String> getCachedCollections() {
return new HashMap<String, String>();
}
public static Properties loadProperties() {
Properties props = new Properties();
InputStream stream = Persistence.class.getResourceAsStream( "/hibernate.properties" );
if ( stream != null ) {
try {
props.load( stream );
}
catch (Exception e) {
throw new RuntimeException( "could not load hibernate.properties" );
}
finally {
try {
stream.close();
}
catch (IOException ioe) {
}
}
}
props.setProperty( Environment.HBM2DDL_AUTO, "create-drop" );
return props;
}
public Map getConfig() {
Map config = loadProperties();
ArrayList<Class> classes = new ArrayList<Class>();
for ( Class clazz : getAnnotatedClasses() ) {
classes.add( clazz );
}
config.put( HibernatePersistence.LOADED_CLASSES, classes );
for ( Map.Entry<Class, String> entry : getCachedClasses().entrySet() ) {
config.put(
HibernatePersistence.CLASS_CACHE_PREFIX + "." + entry.getKey().getName(),
entry.getValue()
);
}
for ( Map.Entry<String, String> entry : getCachedCollections().entrySet() ) {
config.put(
HibernatePersistence.COLLECTION_CACHE_PREFIX + "." + entry.getKey(),
entry.getValue()
);
}
if ( getEjb3DD().length > 0 ) {
ArrayList<String> dds = new ArrayList<String>();
for ( String dd : getEjb3DD() ) {
dds.add( dd );
}
config.put( HibernatePersistence.XML_FILE_NAMES, dds );
}
return config;
}
}