HHH-3334 : Added FailureExpected test for Cascade-save breaks if parent ID is assigned (delays insert) and child has identity ID (early insert)
git-svn-id: https://svn.jboss.org/repos/hibernate/core/trunk@19967 1b8cb986-b30d-0410-93ca-fae66ebed9b2
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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
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* Copyright (c) 2010, Red Hat Middleware LLC or third-party contributors as
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* indicated by the @author tags or express copyright attribution
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* statements applied by the authors. All third-party contributions are
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* distributed under license by Red Hat Middleware LLC.
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*
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* This copyrighted material is made available to anyone wishing to use, modify,
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* copy, or redistribute it subject to the terms and conditions of the GNU
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* Lesser General Public License, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
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* for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this distribution; if not, write to:
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* Free Software Foundation, Inc.
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* 51 Franklin Street, Fifth Floor
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* Boston, MA 02110-1301 USA
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*/
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package org.hibernate.test.cascade;
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import java.util.Collections;
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import junit.framework.Test;
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import org.hibernate.Session;
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import org.hibernate.Transaction;
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import org.hibernate.id.IdentityGenerator;
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import org.hibernate.testing.junit.functional.FunctionalTestCase;
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import org.hibernate.testing.junit.functional.FunctionalTestClassTestSuite;
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/**
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* @author Wallace Wadge (based on code by Gail Badner)
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*/
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/**
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* Test case to illustrate that when a child table attempts to cascade to a parent and the parent's Id
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* is set to assigned, an exception thrown (not-null property references a null or transient value).
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* This error only occurs if the parent link in marked as not nullable.
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*/
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public class CascadeTestWithAssignedParentIdTest extends FunctionalTestCase {
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public CascadeTestWithAssignedParentIdTest(String name) {
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super( name );
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}
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public String[] getMappings() {
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return new String[] {
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"cascade/ChildForParentWithAssignedId.hbm.xml",
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"cascade/ParentWithAssignedId.hbm.xml"
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};
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}
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public static Test suite() {
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return new FunctionalTestClassTestSuite( CascadeTestWithAssignedParentIdTest.class );
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}
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/**
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* Saves the child object with the parent when both the one-to-many and
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* many-to-one associations use cascade="all"
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*/
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public void testSaveChildWithParentFailureExpected() {
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if ( ! IdentityGenerator.class.isAssignableFrom( getDialect().getNativeIdentifierGeneratorClass() ) ) {
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reportSkip( "FailureExpected test passes when native id generator is not IdentityGenerator",
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"parent insert is assigned (delayed) when child is identity (early insert)" );
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fail( "test is expected to fail" );
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return;
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}
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Session session = openSession();
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Transaction txn = session.beginTransaction();
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Parent parent = new Parent();
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Child child = new Child();
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child.setParent( parent );
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parent.setChildren( Collections.singleton( child ) );
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parent.setId(new Long(123L));
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// this should figure out that the parent needs saving first since id is assigned.
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session.save( child );
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txn.commit();
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session.close();
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session = openSession();
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txn = session.beginTransaction();
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parent = ( Parent ) session.get( Parent.class, parent.getId() );
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assertEquals( 1, parent.getChildren().size() );
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txn.commit();
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session.close();
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}
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public void testSaveChildWithParent() {
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if ( IdentityGenerator.class.isAssignableFrom( getDialect().getNativeIdentifierGeneratorClass() ) ) {
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reportSkip( "test is known to fail when native id generator is IdentityGenerator",
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"parent insert is assigned (delayed) when child has identity (early insert)" );
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return;
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}
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Session session = openSession();
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Transaction txn = session.beginTransaction();
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Parent parent = new Parent();
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Child child = new Child();
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child.setParent( parent );
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parent.setChildren( Collections.singleton( child ) );
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parent.setId(new Long(123L));
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// this should figure out that the parent needs saving first since id is assigned.
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session.save( child );
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txn.commit();
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session.close();
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session = openSession();
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txn = session.beginTransaction();
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parent = ( Parent ) session.get( Parent.class, parent.getId() );
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assertEquals( 1, parent.getChildren().size() );
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txn.commit();
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session.close();
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}
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}
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@ -0,0 +1,11 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
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<hibernate-mapping package="org.hibernate.test.cascade">
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<class name="Child" table="Child">
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<id name="id" column="id" type="java.lang.Long">
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<generator class="native"/>
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</id>
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<many-to-one name="parent" class="Parent" not-null="true" cascade="all" />
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</class>
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</hibernate-mapping>
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@ -0,0 +1,14 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
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<hibernate-mapping package="org.hibernate.test.cascade">
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<class name="Parent" table="Parent">
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<id name="id" column="id" type="java.lang.Long">
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<generator class="assigned"/>
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</id>
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<set name="children" cascade="all" inverse="true">
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<key column="parent"/>
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<one-to-many class="Child"/>
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</set>
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</class>
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</hibernate-mapping>
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