iHHH-2269 : added tests for bidirectional one-to-many associations with both sides cascading; one test fails with TransientObjectException if the inverse collection is marked CascadeType.DELETE_ORPHAN

git-svn-id: https://svn.jboss.org/repos/hibernate/core/trunk@14069 1b8cb986-b30d-0410-93ca-fae66ebed9b2
This commit is contained in:
Gail Badner 2007-10-08 23:05:38 +00:00
parent bbc9029b29
commit c21fa75f77
8 changed files with 300 additions and 0 deletions

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//$Id: $
package org.hibernate.test.cascade;
import java.util.Collections;
import junit.framework.Test;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.junit.functional.FunctionalTestCase;
import org.hibernate.junit.functional.FunctionalTestClassTestSuite;
/**
* @author Gail Badner (based on annotations test case submitted by Edward Costello)
*/
/**
* Test case to illustrate that when a delete-orphan cascade is used on a
* one-to-many collection and the many-to-one side is also cascaded a
* TransientObjectException is thrown.
*/
public class BidirectionalOneToManyCascadeTest extends FunctionalTestCase {
public BidirectionalOneToManyCascadeTest(String name) {
super( name );
}
public String[] getMappings() {
return new String[] {
"cascade/Child.hbm.xml",
"cascade/DeleteOrphanChild.hbm.xml",
"cascade/Parent.hbm.xml"
};
}
public static Test suite() {
return new FunctionalTestClassTestSuite( BidirectionalOneToManyCascadeTest.class );
}
/**
* Saves the parent object with a child when both the one-to-many and
* many-to-one associations use cascade="all"
*/
public void testSaveParentWithChild() {
Session session = openSession();
Transaction txn = session.beginTransaction();
Parent parent = new Parent();
Child child = new Child();
child.setParent( parent );
parent.setChildren( Collections.singleton( child ) );
session.save( parent );
txn.commit();
session.close();
session = openSession();
txn = session.beginTransaction();
parent = ( Parent ) session.get( Parent.class, parent.getId() );
assertEquals( 1, parent.getChildren().size() );
assertEquals( 0, parent.getDeleteOrphanChildren().size() );
session.delete( parent );
txn.commit();
session.close();
}
/**
* Saves the child object with the parent when both the one-to-many and
* many-to-one associations use cascade="all"
*/
public void testSaveChildWithParent() {
Session session = openSession();
Transaction txn = session.beginTransaction();
Parent parent = new Parent();
Child child = new Child();
child.setParent( parent );
parent.setChildren( Collections.singleton( child ) );
session.save( child );
txn.commit();
session.close();
session = openSession();
txn = session.beginTransaction();
parent = ( Parent ) session.get( Parent.class, parent.getId() );
assertEquals( 1, parent.getChildren().size() );
assertEquals( 0, parent.getDeleteOrphanChildren().size() );
session.delete( parent );
txn.commit();
session.close();
}
/**
* Saves the parent object with a child when the one-to-many association
* uses cascade="all-delete-orphan" and the many-to-one association uses
* cascade="all"
*/
public void testSaveParentWithOrphanDeleteChild() {
Session session = openSession();
Transaction txn = session.beginTransaction();
Parent parent = new Parent();
DeleteOrphanChild child = new DeleteOrphanChild();
child.setParent( parent );
parent.setDeleteOrphanChildren( Collections.singleton( child ) );
session.save( parent );
txn.commit();
session.close();
session = openSession();
txn = session.beginTransaction();
parent = ( Parent ) session.get( Parent.class, parent.getId() );
assertEquals( 0, parent.getChildren().size() );
assertEquals( 1, parent.getDeleteOrphanChildren().size() );
session.delete( parent );
txn.commit();
session.close();
}
/**
* Saves the child object with the parent when the one-to-many association
* uses cascade="all-delete-orphan" and the many-to-one association uses
* cascade="all"
* <p/>
* This test is known to fail. See HHH-2269.
*/
public void testSaveOrphanDeleteChildWithParentFailureExpected() {
Session session = openSession();
Transaction txn = session.beginTransaction();
Parent parent = new Parent();
DeleteOrphanChild child = new DeleteOrphanChild();
child.setParent( parent );
parent.setDeleteOrphanChildren( Collections.singleton( child ) );
session.save( child );
txn.commit();
session.close();
session = openSession();
txn = session.beginTransaction();
parent = ( Parent ) session.get( Parent.class, parent.getId() );
assertEquals( 0, parent.getChildren().size() );
assertEquals( 1, parent.getDeleteOrphanChildren().size() );
session.delete( parent );
txn.commit();
session.close();
}
}

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package org.hibernate.test.cascade;
import junit.framework.Test;
import junit.framework.TestSuite;
/**
* Implementation of CascadeSuite.
*/
public class CascadeSuite {
public static Test suite() {
TestSuite suite = new TestSuite( "Cascade tests" );
suite.addTest( BidirectionalOneToManyCascadeTest.suite() );
suite.addTest( RefreshTest.suite() );
return suite;
}
}

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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping package="org.hibernate.test.cascade">
<class name="Child" table="Child">
<id name="id" column="id" type="java.lang.Long">
<generator class="native"/>
</id>
<many-to-one name="parent" class="Parent" not-null="false" cascade="all"/>
</class>
</hibernate-mapping>

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package org.hibernate.test.cascade;
/**
* Created by IntelliJ IDEA.
* User: Gail
* Date: Jan 2, 2007
* Time: 4:51:29 PM
* To change this template use File | Settings | File Templates.
*/
public class Child {
private Long id;
private Parent parent;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public Parent getParent() {
return parent;
}
public void setParent(Parent parent) {
this.parent = parent;
}
}

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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping package="org.hibernate.test.cascade">
<class name="DeleteOrphanChild" table="DeleteOrphanChild">
<id name="id" column="id" type="java.lang.Long">
<generator class="native"/>
</id>
<many-to-one name="parent" class="Parent" not-null="false" cascade="all"/>
</class>
</hibernate-mapping>

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package org.hibernate.test.cascade;
/**
* Created by IntelliJ IDEA.
* User: Gail
* Date: Jan 2, 2007
* Time: 4:52:10 PM
* To change this template use File | Settings | File Templates.
*/
public class DeleteOrphanChild {
private Long id;
private Parent parent;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public Parent getParent() {
return parent;
}
public void setParent(Parent parent) {
this.parent = parent;
}
}

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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping package="org.hibernate.test.cascade">
<class name="Parent" table="Parent">
<id name="id" column="id" type="java.lang.Long">
<generator class="native"/>
</id>
<set name="children" cascade="all" inverse="true">
<key column="parent"/>
<one-to-many class="Child"/>
</set>
<set name="deleteOrphanChildren" cascade="all-delete-orphan" inverse="true">
<key column="parent"/>
<one-to-many class="DeleteOrphanChild"/>
</set>
</class>
</hibernate-mapping>

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package org.hibernate.test.cascade;
import java.util.Set;
/**
* Created by IntelliJ IDEA.
* User: Gail
* Date: Jan 2, 2007
* Time: 4:50:24 PM
* To change this template use File | Settings | File Templates.
*/
public class Parent {
private Long id;
private Set deleteOrphanChildren;
private Set children;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public Set getDeleteOrphanChildren() {
return deleteOrphanChildren;
}
public void setDeleteOrphanChildren(Set deleteOrphanChildren) {
this.deleteOrphanChildren = deleteOrphanChildren;
}
public Set getChildren() {
return children;
}
public void setChildren(Set children) {
this.children = children;
}
}