//$Id: GetLoadTest.java 9796 2006-04-26 06:46:52Z epbernard $
package org.hibernate.ejb.test.ops;
import junit.framework.Test;
import junit.framework.TestSuite;
import org.hibernate.Hibernate;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
import org.hibernate.cfg.Environment;
import org.hibernate.ejb.test.EJB3TestCase;
/**
* @author Gavin King
*/
public class GetLoadTest extends EJB3TestCase {
public GetLoadTest(String str) {
super( str );
}
public void testGetLoad() {
clearCounts();
Session s = openSession();
Transaction tx = s.beginTransaction();
Employer emp = new Employer();
s.persist( emp );
Node node = new Node( "foo" );
Node parent = new Node( "bar" );
parent.addChild( node );
s.persist( parent );
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
emp = (Employer) s.get( Employer.class, emp.getId() );
assertTrue( Hibernate.isInitialized( emp ) );
assertFalse( Hibernate.isInitialized( emp.getEmployees() ) );
node = (Node) s.get( Node.class, node.getName() );
assertTrue( Hibernate.isInitialized( node ) );
assertFalse( Hibernate.isInitialized( node.getChildren() ) );
assertFalse( Hibernate.isInitialized( node.getParent() ) );
assertNull( s.get( Node.class, "xyz" ) );
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
emp = (Employer) s.load( Employer.class, emp.getId() );
emp.getId();
assertFalse( Hibernate.isInitialized( emp ) );
node = (Node) s.load( Node.class, node.getName() );
assertEquals( node.getName(), "foo" );
assertFalse( Hibernate.isInitialized( node ) );
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
emp = (Employer) s.get( "org.hibernate.ejb.test.ops.Employer", emp.getId() );
assertTrue( Hibernate.isInitialized( emp ) );
node = (Node) s.get( "org.hibernate.ejb.test.ops.Node", node.getName() );
assertTrue( Hibernate.isInitialized( node ) );
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
emp = (Employer) s.load( "org.hibernate.ejb.test.ops.Employer", emp.getId() );
emp.getId();
assertFalse( Hibernate.isInitialized( emp ) );
node = (Node) s.load( "org.hibernate.ejb.test.ops.Node", node.getName() );
assertEquals( node.getName(), "foo" );
assertFalse( Hibernate.isInitialized( node ) );
tx.commit();
s.close();
assertFetchCount( 0 );
}
private void clearCounts() {
getSessions().getStatistics().clear();
}
private void assertFetchCount(int count) {
int fetches = (int) getSessions().getStatistics().getEntityFetchCount();
assertEquals( count, fetches );
}
protected void configure(Configuration cfg) {
super.configure( cfg );
cfg.setProperty( Environment.GENERATE_STATISTICS, "true" );
cfg.setProperty( Environment.STATEMENT_BATCH_SIZE, "0" );
}
protected String[] getMappings() {
return new String[]{
"ops/Node.hbm.xml",
"ops/Employer.hbm.xml"
};
}
public static Test suite() {
return new TestSuite( GetLoadTest.class );
}
public String getCacheConcurrencyStrategy() {
return null;
}
}