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HHH-9952 Add test for issue
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‎hibernate-core/src/test/java/org/hibernate/test/formulajoin/AssociationFormulaTest.java‎

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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
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* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
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* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
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*/
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package org.hibernate.test.formulajoin;
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import org.hibernate.Hibernate;
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import org.hibernate.testing.TestForIssue;
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import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
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import org.junit.Before;
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import org.junit.Ignore;
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import org.junit.Test;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertFalse;
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import static org.junit.Assert.assertNotNull;
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import static org.junit.Assert.assertNull;
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import static org.junit.Assert.assertTrue;
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@TestForIssue(jiraKey = "HHH-9952")
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public class AssociationFormulaTest extends BaseCoreFunctionalTestCase {
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public AssociationFormulaTest() {
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super();
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}
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@Override
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protected boolean isCleanupTestDataRequired() {
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return true;
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}
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@Override
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protected boolean rebuildSessionFactoryOnError() {
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return true;
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}
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@Override
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public String[] getMappings() {
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return new String[] { "formulajoin/Mapping.hbm.xml" };
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}
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@Before
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public void fillDb() {
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Entity entity = new Entity();
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entity.setId( new Id( "test", 1 ) );
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entity.setOther( new OtherEntity() );
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entity.getOther().setId( new Id( "test", 2 ) );
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Entity otherNull = new Entity();
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otherNull.setId( new Id( "null", 3 ) );
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inTransaction(
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session -> {
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session.merge( entity );
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session.merge( otherNull );
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}
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);
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}
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@Test
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public void testJoin() {
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inTransaction(
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session -> {
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Entity loaded = (Entity) session.createQuery( "select e from Entity e inner join e.other o" )
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.uniqueResult();
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assertNotNull( "loaded", loaded );
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assertEquals( 1, loaded.getId().getId() );
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assertEquals( 2, loaded.getOther().getId().getId() );
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assertFalse( Hibernate.isInitialized( loaded.getOther() ) );
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Hibernate.initialize( loaded.getOther() );
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}
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);
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}
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@Test
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public void testJoinFetch() {
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inTransaction(
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session -> {
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Entity loaded = (Entity) session.createQuery( "select e from Entity e inner join fetch e.other o" )
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.uniqueResult();
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assertNotNull( "loaded", loaded );
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assertEquals( 1, loaded.getId().getId() );
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assertTrue( Hibernate.isInitialized( loaded.getOther() ) );
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assertEquals( 2, loaded.getOther().getId().getId() );
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}
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);
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}
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@Test
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public void testSelectFullNull() {
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inTransaction(
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session -> {
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Entity loaded = (Entity) session.createQuery( "from Entity e where e.other is null" )
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.uniqueResult();
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assertNotNull( "loaded", loaded );
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assertEquals( 3, loaded.getId().getId() );
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assertNull( loaded.getOther() );
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}
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);
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}
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@Test
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public void testSelectPartialNull() {
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inTransaction(
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session -> {
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Entity loaded = (Entity) session.createQuery( "from Entity e where e.other.id.id is null" )
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.uniqueResult();
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assertNotNull( "loaded", loaded );
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assertEquals( 3, loaded.getId().getId() );
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assertNull( loaded.getOther() );
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}
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);
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}
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@Test
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public void testSelectFull() {
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inTransaction(
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session -> {
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OtherEntity other = new OtherEntity();
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other.setId( new Id( "test", 2 ) );
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Entity loaded = (Entity) session.createQuery( "from Entity e where e.other = :other" )
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.setParameter( "other", other )
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.uniqueResult();
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assertNotNull( "loaded", loaded );
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assertEquals( 1, loaded.getId().getId() );
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assertNotNull( loaded.getOther() );
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assertEquals( 2, loaded.getOther().getId().getId() );
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}
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);
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}
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@Test
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public void testUpdateFromExisting() {
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inTransaction(
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session -> {
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Entity loaded = (Entity) session.createQuery( "from Entity e where e.id.id = 1" ).uniqueResult();
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assertNotNull( "loaded", loaded );
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assertNotNull( loaded.getOther() );
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loaded.setOther( new OtherEntity() );
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loaded.getOther().setId( new Id( "test", 3 ) );
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}
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);
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}
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@Test
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public void testUpdateFromNull() {
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inTransaction(
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session -> {
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Entity loaded = (Entity) session.createQuery( "from Entity e where e.id.id = 3" ).uniqueResult();
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assertNotNull( "loaded", loaded );
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assertNull( loaded.getOther() );
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loaded.setOther( new OtherEntity() );
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loaded.getOther().setId( new Id( "test", 3 ) );
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}
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);
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}
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@Test
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@Ignore("multi-column updates don't work!")
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public void testUpdateHql() {
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inTransaction(
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session -> {
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OtherEntity other = new OtherEntity();
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other.setId( new Id( "null", 4 ) );
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assertEquals(
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"execute",
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1,
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session.createQuery( "update Entity e set e.other = :other where e.id.id = 3" )
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.setParameter( "other", other )
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.executeUpdate()
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);
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Entity loaded = (Entity) session.createQuery( "from Entity e where e.id.id = 3" ).uniqueResult();
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assertNotNull( "loaded", loaded );
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assertEquals( 4, loaded.getOther().getId().getId() );
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}
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);
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}
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@Test
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@Ignore("multi-column updates don't work!")
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public void testUpdateHqlNull() {
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inTransaction(
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session -> {
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assertEquals(
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"execute",
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1,
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session.createQuery( "update Entity e set e.other = null where e.id.id = 1" )
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.executeUpdate()
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);
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Entity loaded = (Entity) session.createQuery( "from Entity e where e.id.id = 1" ).uniqueResult();
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assertNotNull( "loaded", loaded );
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assertEquals( 4, loaded.getOther().getId().getId() );
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}
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);
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}
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@Test
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public void testDeleteHql() {
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inTransaction(
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session -> {
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OtherEntity other = new OtherEntity();
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other.setId( new Id( "test", 2 ) );
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assertEquals(
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"execute",
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1,
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session.createQuery( "delete Entity e where e.other = :other" )
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.setParameter( "other", other )
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.executeUpdate()
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);
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Entity loaded = (Entity) session.createQuery( "from Entity e where e.id.id = 1" ).uniqueResult();
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assertNull( "loaded", loaded );
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}
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);
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}
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@Test
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public void testDeleteHqlNull() {
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inTransaction(
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session -> {
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assertEquals(
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"execute",
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1,
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session.createQuery( "delete Entity e where e.other is null" ).executeUpdate()
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);
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Entity loaded = (Entity) session.createQuery( "from Entity e where e.id.id = 3" ).uniqueResult();
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assertNull( "loaded", loaded );
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}
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);
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}
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@Test
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public void testPersist() {
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inTransaction(
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session -> {
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Entity entity = new Entity();
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entity.setId( new Id( "new", 5 ) );
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entity.setOther( new OtherEntity() );
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entity.getOther().setId( new Id( "new", 6 ) );
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session.persist( entity );
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}
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);
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inTransaction(
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session -> {
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Entity loaded = (Entity) session.createQuery( "from Entity e where e.id.id = 5" ).uniqueResult();
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assertNotNull( "loaded", loaded );
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assertEquals( 6, loaded.getOther().getId().getId() );
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}
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);
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}
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}

‎hibernate-core/src/test/java/org/hibernate/test/formulajoin/Entity.java‎

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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
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* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
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* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
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*/
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package org.hibernate.test.formulajoin;
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public class Entity {
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private Id id;
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private String name;
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private OtherEntity other;
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public Id getId() {
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return id;
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}
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public void setId(Id id) {
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this.id = id;
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}
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public OtherEntity getOther() {
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return other;
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}
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public void setOther(OtherEntity partial) {
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this.other = partial;
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}
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}

‎hibernate-core/src/test/java/org/hibernate/test/formulajoin/Id.java‎

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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
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* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
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* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
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*/
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package org.hibernate.test.formulajoin;
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import java.io.Serializable;
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public class Id implements Serializable {
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private String mandant;
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private int id;
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public Id() {
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super();
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}
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public Id(String mandant, int id) {
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super();
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this.mandant = mandant;
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this.id = id;
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}
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public String getMandant() {
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return mandant;
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}
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public void setMandant(String mandant) {
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this.mandant = mandant;
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}
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public int getId() {
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return id;
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}
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public void setId(int id) {
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this.id = id;
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}
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@Override
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public int hashCode() {
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final int prime = 31;
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int result = 1;
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result = prime * result + id;
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result = prime * result + ( ( mandant == null ) ? 0 : mandant.hashCode() );
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return result;
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}
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@Override
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public boolean equals(Object obj) {
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if ( this == obj ) {
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return true;
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}
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if ( obj == null ) {
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return false;
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}
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if ( getClass() != obj.getClass() ) {
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return false;
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}
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Id other = (Id) obj;
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if ( id != other.id ) {
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return false;
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}
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if ( mandant == null ) {
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if ( other.mandant != null ) {
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return false;
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}
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}
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else if ( !mandant.equals( other.mandant ) ) {
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return false;
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}
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return true;
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}
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}

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