HHH-16733 HHH-16582 Add test for issue
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Marco Belladelli
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7d1058316a
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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.orm.test.polymorphic;
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import java.util.List;
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import java.util.Set;
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import org.hibernate.testing.orm.junit.DomainModel;
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import org.hibernate.testing.orm.junit.Jira;
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import org.hibernate.testing.orm.junit.SessionFactory;
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import org.hibernate.testing.orm.junit.SessionFactoryScope;
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import org.junit.jupiter.api.AfterAll;
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import org.junit.jupiter.api.BeforeAll;
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import org.junit.jupiter.api.Test;
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import jakarta.persistence.Entity;
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import jakarta.persistence.Id;
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import jakarta.persistence.ManyToOne;
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import jakarta.persistence.OneToMany;
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import static org.assertj.core.api.Assertions.assertThat;
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/**
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* @author Marco Belladelli
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*/
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@SessionFactory
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@DomainModel( annotatedClasses = {
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UnmappedPolymorphismQueryTest.EntityA.class,
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UnmappedPolymorphismQueryTest.EntityB.class,
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UnmappedPolymorphismQueryTest.EntityC.class,
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} )
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public class UnmappedPolymorphismQueryTest {
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@BeforeAll
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public void setUp(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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final EntityA entityA = new EntityA( 1L );
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session.persist( entityA );
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final EntityB entityB = new EntityB( 2L, entityA );
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session.persist( entityB );
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session.persist( new EntityC( 3L, entityB ) );
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session.persist( new EntityA( 4L ) );
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} );
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}
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@AfterAll
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public void tearDown(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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session.createMutationQuery( "delete from EntityC" ).executeUpdate();
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session.createMutationQuery( "delete from EntityB" ).executeUpdate();
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session.createMutationQuery( "delete from EntityA" ).executeUpdate();
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} );
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}
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@Test
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@Jira( "https://hibernate.atlassian.net/browse/HHH-16733" )
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public void testSimpleQuery(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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final List<IEntityA> resultList = session.createQuery(
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String.format( "select a from %s a", IEntityA.class.getName() ),
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IEntityA.class
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).getResultList();
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assertThat( resultList ).hasSize( 2 );
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} );
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}
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@Test
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@Jira( "https://hibernate.atlassian.net/browse/HHH-16733" )
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public void testCountQuery(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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final Long count = session.createQuery(
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String.format( "select count(a) from %s a", IEntityA.class.getName() ),
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Long.class
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).getSingleResult();
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assertThat( count ).isEqualTo( 2L );
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} );
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}
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@Test
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@Jira( "https://hibernate.atlassian.net/browse/HHH-16582" )
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public void testCountJoinQuery(SessionFactoryScope scope) {
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final EntityC entityC = scope.fromTransaction( session -> session.find( EntityC.class, 3L ) );
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scope.inTransaction( session -> {
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final Long count = session.createQuery(
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String.format(
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"select count(a) from %s a left join a.b b left join b.c c where c = :entityC",
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IEntityA.class.getName()
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),
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Long.class
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).setParameter( "entityC", entityC ).getSingleResult();
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assertThat( count ).isEqualTo( 1L );
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} );
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}
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@Test
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@Jira( "https://hibernate.atlassian.net/browse/HHH-16582" )
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public void testCountJoinQueryTreat(SessionFactoryScope scope) {
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final EntityC entityC = scope.fromTransaction( session -> session.find( EntityC.class, 3L ) );
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scope.inTransaction( session -> {
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final Long count = session.createQuery(
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String.format(
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"select count(a) from %s a left join a.b b left join treat(b as EntityB).c c where c = :entityC",
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IEntityA.class.getName()
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),
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Long.class
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).setParameter( "entityC", entityC ).getSingleResult();
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assertThat( count ).isEqualTo( 1L );
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} );
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}
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@Test
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@Jira( "https://hibernate.atlassian.net/browse/HHH-16582" )
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public void testCountJoinSubQuery(SessionFactoryScope scope) {
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final EntityC entityC = scope.fromTransaction( session -> session.find( EntityC.class, 3L ) );
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scope.inTransaction( session -> {
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final Long count = session.createQuery(
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String.format(
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"select count(a) from %s a left join a.b b left join b.c c where c in " +
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"(select c1 from b.c c1 where c1 = :entityC)",
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IEntityA.class.getName()
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),
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Long.class
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).setParameter( "entityC", entityC ).getSingleResult();
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assertThat( count ).isEqualTo( 1L );
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} );
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}
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public interface IEntityA {
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Long getId();
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}
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public interface IEntityB {
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Long getId();
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}
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public interface IEntityC {
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Long getId();
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}
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@Entity( name = "EntityA" )
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public static class EntityA implements IEntityA {
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@Id
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private Long id;
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@OneToMany( mappedBy = "a", targetEntity = EntityB.class )
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private Set<IEntityB> b;
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public EntityA() {
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}
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public EntityA(Long id) {
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this.id = id;
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}
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@Override
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public Long getId() {
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return id;
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}
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}
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@Entity( name = "EntityB" )
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public static class EntityB implements IEntityB {
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@Id
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private Long id;
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@ManyToOne( targetEntity = EntityA.class )
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private IEntityA a;
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@OneToMany( mappedBy = "b", targetEntity = EntityC.class )
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private Set<IEntityC> c;
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@Override
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public Long getId() {
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return id;
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}
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public EntityB() {
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}
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public EntityB(Long id, IEntityA a) {
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this.id = id;
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this.a = a;
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}
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}
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@Entity( name = "EntityC" )
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public static class EntityC implements IEntityC {
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@Id
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private Long id;
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@ManyToOne( targetEntity = EntityB.class )
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private IEntityB b;
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@Override
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public Long getId() {
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return id;
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}
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public EntityC() {
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}
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public EntityC(Long id, IEntityB b) {
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this.id = id;
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this.b = b;
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}
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}
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}
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