package org.hibernate.test.generatedkeys.identity;
import org.hibernate.Session;
import org.hibernate.cfg.Configuration;
import org.hibernate.cfg.Environment;
import org.junit.Test;
import org.hibernate.testing.DialectChecks;
import org.hibernate.testing.RequiresDialectFeature;
import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
/**
* @author Steve Ebersole
*/
@RequiresDialectFeature( DialectChecks.SupportsIdentityColumns.class )
public class IdentityGeneratedKeysTest extends BaseCoreFunctionalTestCase {
public void configure(Configuration cfg) {
super.configure( cfg );
cfg.setProperty( Environment.GENERATE_STATISTICS, "true" );
}
public String[] getMappings() {
return new String[] { "generatedkeys/identity/MyEntity.hbm.xml" };
}
@Test
public void testIdentityColumnGeneratedIds() {
Session s = openSession();
s.beginTransaction();
MyEntity myEntity = new MyEntity( "test" );
Long id = ( Long ) s.save( myEntity );
assertNotNull( "identity column did not force immediate insert", id );
assertEquals( id, myEntity.getId() );
s.delete( myEntity );
s.getTransaction().commit();
s.close();
}
@Test
public void testPersistOutsideTransaction() {
Session s = openSession();
// first test save() which should force an immediate insert...
MyEntity myEntity1 = new MyEntity( "test-save" );
Long id = ( Long ) s.save( myEntity1 );
assertNotNull( "identity column did not force immediate insert", id );
assertEquals( id, myEntity1.getId() );
// next test persist() which should cause a delayed insert...
long initialInsertCount = sessionFactory().getStatistics().getEntityInsertCount();
MyEntity myEntity2 = new MyEntity( "test-persist");
s.persist( myEntity2 );
assertEquals( "persist on identity column not delayed", initialInsertCount, sessionFactory().getStatistics().getEntityInsertCount() );
assertNull( myEntity2.getId() );
// an explicit flush should cause execution of the delayed insertion
s.flush();
assertEquals( "delayed persist insert not executed on flush", initialInsertCount + 1, sessionFactory().getStatistics().getEntityInsertCount() );
s.close();
s = openSession();
s.beginTransaction();
s.delete( myEntity1 );
s.delete( myEntity2 );
s.getTransaction().commit();
s.close();
}
@Test
@SuppressWarnings( {"unchecked"})
public void testPersistOutsideTransactionCascadedToNonInverseCollection() {
long initialInsertCount = sessionFactory().getStatistics().getEntityInsertCount();
Session s = openSession();
MyEntity myEntity = new MyEntity( "test-persist");
myEntity.getNonInverseChildren().add( new MyChild( "test-child-persist-non-inverse" ) );
s.persist( myEntity );
assertEquals( "persist on identity column not delayed", initialInsertCount, sessionFactory().getStatistics().getEntityInsertCount() );
assertNull( myEntity.getId() );
s.flush();
assertEquals( "delayed persist insert not executed on flush", initialInsertCount + 2, sessionFactory().getStatistics().getEntityInsertCount() );
s.close();
s = openSession();
s.beginTransaction();
s.createQuery( "delete MyChild" ).executeUpdate();
s.createQuery( "delete MyEntity" ).executeUpdate();
s.getTransaction().commit();
s.close();
}
@Test
@SuppressWarnings( {"unchecked"})
public void testPersistOutsideTransactionCascadedToInverseCollection() {
long initialInsertCount = sessionFactory().getStatistics().getEntityInsertCount();
Session s = openSession();
MyEntity myEntity2 = new MyEntity( "test-persist-2");
MyChild child = new MyChild( "test-child-persist-inverse" );
myEntity2.getInverseChildren().add( child );
child.setInverseParent( myEntity2 );
s.persist( myEntity2 );
assertEquals( "persist on identity column not delayed", initialInsertCount, sessionFactory().getStatistics().getEntityInsertCount() );
assertNull( myEntity2.getId() );
s.flush();
assertEquals( "delayed persist insert not executed on flush", initialInsertCount + 2, sessionFactory().getStatistics().getEntityInsertCount() );
s.close();
s = openSession();
s.beginTransaction();
s.createQuery( "delete MyChild" ).executeUpdate();
s.createQuery( "delete MyEntity" ).executeUpdate();
s.getTransaction().commit();
s.close();
}
@Test
public void testPersistOutsideTransactionCascadedToManyToOne() {
long initialInsertCount = sessionFactory().getStatistics().getEntityInsertCount();
Session s = openSession();
MyEntity myEntity = new MyEntity( "test-persist");
myEntity.setSibling( new MySibling( "test-persist-sibling-out" ) );
s.persist( myEntity );
assertEquals( "persist on identity column not delayed", initialInsertCount, sessionFactory().getStatistics().getEntityInsertCount() );
assertNull( myEntity.getId() );
s.flush();
assertEquals( "delayed persist insert not executed on flush", initialInsertCount + 2, sessionFactory().getStatistics().getEntityInsertCount() );
s.close();
s = openSession();
s.beginTransaction();
s.createQuery( "delete MyEntity" ).executeUpdate();
s.createQuery( "delete MySibling" ).executeUpdate();
s.getTransaction().commit();
s.close();
}
@Test
public void testPersistOutsideTransactionCascadedFromManyToOne() {
long initialInsertCount = sessionFactory().getStatistics().getEntityInsertCount();
Session s = openSession();
MyEntity myEntity2 = new MyEntity( "test-persist-2");
MySibling sibling = new MySibling( "test-persist-sibling-in" );
sibling.setEntity( myEntity2 );
s.persist( sibling );
assertEquals( "persist on identity column not delayed", initialInsertCount, sessionFactory().getStatistics().getEntityInsertCount() );
assertNull( myEntity2.getId() );
s.flush();
assertEquals( "delayed persist insert not executed on flush", initialInsertCount + 2, sessionFactory().getStatistics().getEntityInsertCount() );
s.close();
s = openSession();
s.beginTransaction();
s.createQuery( "delete MySibling" ).executeUpdate();
s.createQuery( "delete MyEntity" ).executeUpdate();
s.getTransaction().commit();
s.close();
}
}