/*
* Hibernate OGM, Domain model persistence for NoSQL datastores
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.ogm.backendtck.simpleentity;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.ogm.utils.OgmTestCase;
import org.hibernate.ogm.utils.TestHelper;
import org.junit.Test;
/**
* @author Emmanuel Bernard
* @author Nicolas Helleringer
*/
public class CRUDTest extends OgmTestCase {
@Test
public void testSimpleCRUD() throws Exception {
final Session session = openSession();
Transaction transaction = session.beginTransaction();
Hypothesis hyp = new Hypothesis();
hyp.setId( "1234567890" );
hyp.setDescription( "NP != P" );
hyp.setPosition( 1 );
session.persist( hyp );
transaction.commit();
session.clear();
transaction = session.beginTransaction();
final Hypothesis loadedHyp = (Hypothesis) session.get( Hypothesis.class, hyp.getId() );
assertNotNull( "Cannot load persisted object", loadedHyp );
assertEquals( "persist and load fails", hyp.getDescription(), loadedHyp.getDescription() );
assertEquals( "@Column fails", hyp.getPosition(), loadedHyp.getPosition() );
transaction.commit();
session.clear();
transaction = session.beginTransaction();
loadedHyp.setDescription( "P != NP");
session.merge( loadedHyp );
transaction.commit();
session.clear();
transaction = session.beginTransaction();
Hypothesis secondLoadedHyp = (Hypothesis) session.get( Hypothesis.class, hyp.getId() );
assertEquals( "Merge fails", loadedHyp.getDescription(), secondLoadedHyp.getDescription() );
session.delete( secondLoadedHyp );
transaction.commit();
session.clear();
transaction = session.beginTransaction();
assertNull( session.get( Hypothesis.class, hyp.getId() ) );
transaction.commit();
session.close();
}
private void performanceLoop() throws Exception {
long start = 0;
for ( int i = 0; i < Integer.MAX_VALUE; i++ ) {
if ( i % 10000 == 0 ) {
start = System.nanoTime();
}
testSimpleCRUD();
if ( i % 10000 == 9999 ) {
long elapsed = System.nanoTime() - start;
System.out.printf( "%.3E ms for 10000 tests\n", (elapsed) / 1000000f );
}
}
}
public static void main(String[] args) throws Exception {
CRUDTest test = new CRUDTest();
test.sessions = TestHelper
.getDefaultTestConfiguration( test.getAnnotatedClasses() )
.buildSessionFactory();
try {
test.performanceLoop();
}
finally {
test.sessions.close();
}
}
@Test
public void testGeneratedValue() throws Exception {
final Session session = openSession();
Transaction transaction = session.beginTransaction();
Helicopter h = new Helicopter();
h.setName( "Eurocopter" );
session.persist( h );
transaction.commit();
session.clear();
transaction = session.beginTransaction();
h = (Helicopter) session.get( Helicopter.class, h.getUUID() );
session.delete( h );
transaction.commit();
session.close();
}
@Override
protected Class<?>[] getAnnotatedClasses() {
return new Class<?>[] {
Hypothesis.class,
Helicopter.class
};
}
}