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added tests for merging initialized and uninitialized managed collections 

git-svn-id: https://svn.jboss.org/repos/hibernate/core/trunk@14610 1b8cb986-b30d-0410-93ca-fae66ebed9b2
This commit is contained in:
Gail Badner 2008-04-29 23:02:13 +00:00
parent d7c693a24d
commit d663228559
1 changed files with 93 additions and 3 deletions
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96
testsuite/src/test/java/org/hibernate/test/ops/MergeTest.java
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@ -4,16 +4,17 @@ package org.hibernate.test.ops;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import junit.framework.Test;
import org.hibernate.Hibernate;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.NonUniqueObjectException;
import org.hibernate.Session;
import org.hibernate.StaleObjectStateException;
import org.hibernate.junit.functional.FunctionalTestClassTestSuite;
import org.hibernate.Transaction;
import org.hibernate.criterion.Projections;
import org.hibernate.junit.functional.FunctionalTestClassTestSuite;
/**
* @author Gavin King
@ -561,6 +562,95 @@ public class MergeTest extends AbstractOperationTestCase {
cleanup();
}
public void testMergeManagedUninitializedCollection() {
Session s = openSession();
Transaction tx = s.beginTransaction();
NumberedNode root = new NumberedNode( "root" );
root.addChild( new NumberedNode( "child" ) );
s.persist(root);
tx.commit();
s.close();
clearCounts();
NumberedNode newRoot = new NumberedNode( "root" );
newRoot.setId( root.getId() );
s = openSession();
tx = s.beginTransaction();
root = ( NumberedNode ) s.get( NumberedNode.class, root.getId() );
Set managedChildren = root.getChildren();
assertFalse( Hibernate.isInitialized( managedChildren ) );
newRoot.setChildren( managedChildren );
assertSame( root, s.merge( newRoot ) );
assertSame( managedChildren, root.getChildren() );
assertFalse( Hibernate.isInitialized( managedChildren ) );
tx.commit();
assertInsertCount(0);
assertUpdateCount(0);
assertDeleteCount(0);
tx = s.beginTransaction();
assertEquals(
s.createCriteria(NumberedNode.class)
.setProjection( Projections.rowCount() )
.uniqueResult(),
new Integer(2)
);
tx.commit();
s.close();
cleanup();
}
public void testMergeManagedInitializedCollection() {
Session s = openSession();
Transaction tx = s.beginTransaction();
NumberedNode root = new NumberedNode( "root" );
root.addChild( new NumberedNode( "child" ) );
s.persist(root);
tx.commit();
s.close();
clearCounts();
NumberedNode newRoot = new NumberedNode( "root" );
newRoot.setId( root.getId() );
s = openSession();
tx = s.beginTransaction();
root = ( NumberedNode ) s.get( NumberedNode.class, root.getId() );
Set managedChildren = root.getChildren();
Hibernate.initialize( managedChildren );
assertTrue( Hibernate.isInitialized( managedChildren ) );
newRoot.setChildren( managedChildren );
assertSame( root, s.merge( newRoot ) );
assertSame( managedChildren, root.getChildren() );
assertTrue( Hibernate.isInitialized( managedChildren ) );
tx.commit();
assertInsertCount(0);
assertUpdateCount(0);
assertDeleteCount(0);
tx = s.beginTransaction();
assertEquals(
s.createCriteria(NumberedNode.class)
.setProjection( Projections.rowCount() )
.uniqueResult(),
new Integer(2)
);
tx.commit();
s.close();
cleanup();
}
public void testRecursiveMergeTransient() {
Session s = openSession();
Transaction tx = s.beginTransaction();