HHH-5319 Add more tests on @OneToMany @JoinTable unidirectional

In particular, test delete of the owning object wo the associated objects
and clean up properly after the test.

git-svn-id: https://svn.jboss.org/repos/hibernate/core/trunk@19766 1b8cb986-b30d-0410-93ca-fae66ebed9b2

annotations/src/test/java/org/hibernate/test/annotations/onetomany/OneToManyTest.java

@@ -6,6 +6,7 @@ import java.util.Collection;
 import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Set;
 import java.util.SortedSet;
 import java.util.TreeSet;
 
@@ -172,7 +173,28 @@ public class OneToManyTest extends TestCase {
 		assertNotNull( trainer );
 		assertNotNull( trainer.getTrainedMonkeys() );
 		assertEquals( 2, trainer.getTrainedMonkeys().size() );
-		tx.rollback();
+
+		//test suppression of trainer wo monkey
+		final Set<Monkey> monkeySet = new HashSet( trainer.getTrainedMonkeys() );
+		s.delete( trainer );
+		s.flush();
+		tx.commit();
+
+		s.clear();
+
+		tx = s.beginTransaction();
+		for ( Monkey m : monkeySet ) {
+			final Object managedMonkey = s.get( Monkey.class, m.getId() );
+			assertNotNull( "No trainers but monkeys should still be here", managedMonkey );
+		}
+
+		//clean up
+		for ( Monkey m : monkeySet ) {
+			final Object managedMonkey = s.get( Monkey.class, m.getId() );
+			s.delete(managedMonkey);
+		}
+		s.flush();
+		tx.commit();
 		s.close();
 	}
 

annotations/src/test/java/org/hibernate/test/annotations/onetomany/Trainer.java

@@ -53,7 +53,8 @@ public class Trainer {
 	@OneToMany
 	@JoinTable(
 			name = "TrainedMonkeys",
-			joinColumns = {@JoinColumn(name = "trainer_id")},
+			//columns are optional, here we explicit them
+			joinColumns = @JoinColumn(name = "trainer_id"),
 			inverseJoinColumns = @JoinColumn(name = "monkey_id")
 	)
 	@ForeignKey(name = "TM_TRA_FK", inverseName = "TM_MON_FK")