HHH-17679 Add test for issue
This commit is contained in:
Marco Belladelli
Christian Beikov
parent
3aed69245f
commit
9faa764c20
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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.inheritance;
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import java.util.HashSet;
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import java.util.Set;
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import org.hibernate.Hibernate;
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import org.hibernate.testing.jdbc.SQLStatementInspector;
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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.Column;
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import jakarta.persistence.DiscriminatorValue;
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import jakarta.persistence.Entity;
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import jakarta.persistence.GeneratedValue;
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import jakarta.persistence.Id;
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import jakarta.persistence.Inheritance;
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import jakarta.persistence.InheritanceType;
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import jakarta.persistence.JoinColumn;
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import jakarta.persistence.JoinTable;
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import jakarta.persistence.ManyToMany;
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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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@DomainModel( annotatedClasses = {
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ManyToManyJoinTableAndInheritanceTest.RootEntity.class,
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ManyToManyJoinTableAndInheritanceTest.ParentEntity.class,
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ManyToManyJoinTableAndInheritanceTest.Sub1.class,
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} )
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@SessionFactory( useCollectingStatementInspector = true )
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@Jira( "https://hibernate.atlassian.net/browse/HHH-17679" )
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public class ManyToManyJoinTableAndInheritanceTest {
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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 Sub1 sub1 = new Sub1( 1L, 1, 1 );
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session.persist( sub1 );
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final RootEntity root = new RootEntity();
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root.getNodesPoly().add( sub1 );
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session.persist( root );
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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 RootEntity" ).executeUpdate();
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session.createMutationQuery( "delete from ParentEntity" ).executeUpdate();
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} );
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}
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@Test
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public void testLeftJoinSelectParent(SessionFactoryScope scope) {
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final SQLStatementInspector inspector = scope.getCollectingStatementInspector();
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inspector.clear();
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scope.inTransaction( session -> {
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final RootEntity result = session.createQuery(
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"select root from RootEntity root left join root.nodesPoly _collection",
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RootEntity.class
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).getSingleResult();
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inspector.assertExecutedCount( 1 );
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inspector.assertNumberOfOccurrenceInQuery( 0, "join", 1 );
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assertThat( Hibernate.isInitialized( result.getNodesPoly() ) ).isFalse();
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assertThat( result.getNodesPoly() ).hasSize( 1 );
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assertThat( result.getNodesPoly().iterator().next().getId() ).isEqualTo( 1L );
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} );
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}
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@Test
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public void testLeftJoinSelectId(SessionFactoryScope scope) {
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final SQLStatementInspector inspector = scope.getCollectingStatementInspector();
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inspector.clear();
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scope.inTransaction( session -> {
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final Long result = session.createQuery(
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"select _collection.id from RootEntity root left join root.nodesPoly _collection",
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Long.class
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).getSingleResult();
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assertThat( result ).isEqualTo( 1L );
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inspector.assertExecutedCount( 1 );
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inspector.assertNumberOfOccurrenceInQuery( 0, "join", 1 );
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} );
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}
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@Test
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public void testLeftJoinSelectElement(SessionFactoryScope scope) {
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final SQLStatementInspector inspector = scope.getCollectingStatementInspector();
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inspector.clear();
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scope.inTransaction( session -> {
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final Sub1 result = session.createQuery(
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"select _collection from RootEntity root left join root.nodesPoly _collection",
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Sub1.class
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).getSingleResult();
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inspector.assertExecutedCount( 1 );
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inspector.assertNumberOfOccurrenceInQuery( 0, "join", 2 );
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assertThat( result.getId() ).isEqualTo( 1L );
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assertThat( result.getNumber() ).isEqualTo( 1 );
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assertThat( result.getSub1Value() ).isEqualTo( 1 );
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} );
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}
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@Test
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public void testLeftJoinFetch(SessionFactoryScope scope) {
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final SQLStatementInspector inspector = scope.getCollectingStatementInspector();
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inspector.clear();
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scope.inTransaction( session -> {
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final RootEntity result = session.createQuery(
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"select root from RootEntity root left join fetch root.nodesPoly _collection",
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RootEntity.class
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).getSingleResult();
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inspector.assertExecutedCount( 1 );
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inspector.assertNumberOfOccurrenceInQuery( 0, "join", 2 );
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assertThat( Hibernate.isInitialized( result.getNodesPoly() ) ).isTrue();
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assertThat( result.getNodesPoly() ).hasSize( 1 );
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assertThat( result.getNodesPoly().iterator().next().getId() ).isEqualTo( 1L );
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} );
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}
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@Entity( name = "RootEntity" )
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public static class RootEntity {
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@Id
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@GeneratedValue
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private Long id;
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@ManyToMany
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@JoinTable(
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name = "set_one_to_many_poly",
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joinColumns = @JoinColumn( name = "root_id" ),
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inverseJoinColumns = @JoinColumn( name = "poly_id" )
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)
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private Set<Sub1> nodesPoly = new HashSet<>();
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public Set<Sub1> getNodesPoly() {
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return nodesPoly;
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}
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}
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@Entity( name = "ParentEntity" )
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@DiscriminatorValue( "0" )
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@Inheritance( strategy = InheritanceType.SINGLE_TABLE )
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public static class ParentEntity {
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@Id
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private Long id;
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@Column( name = "number_col" )
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private Integer number;
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public ParentEntity() {
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}
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public ParentEntity(Long id, Integer number) {
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this.id = id;
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this.number = number;
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}
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public Long getId() {
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return id;
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}
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public Integer getNumber() {
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return number;
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}
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}
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@Entity( name = "Sub1" )
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@DiscriminatorValue( "1" )
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public static class Sub1 extends ParentEntity {
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private Integer sub1Value;
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public Sub1() {
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}
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public Sub1(Long id, Integer number, Integer sub1Value) {
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super( id, number );
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this.sub1Value = sub1Value;
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}
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public Integer getSub1Value() {
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return sub1Value;
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}
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}
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}
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@ -0,0 +1,205 @@
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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.inheritance;
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import java.util.ArrayList;
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import java.util.List;
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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.DiscriminatorColumn;
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import jakarta.persistence.Entity;
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import jakarta.persistence.Id;
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import jakarta.persistence.Inheritance;
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import jakarta.persistence.InheritanceType;
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import jakarta.persistence.JoinColumn;
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import jakarta.persistence.ManyToOne;
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import jakarta.persistence.OneToMany;
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import jakarta.persistence.Table;
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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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OneToManyJoinedInheritanceAndDiscriminatorTest.Company.class,
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OneToManyJoinedInheritanceAndDiscriminatorTest.CustomerCompany.class,
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OneToManyJoinedInheritanceAndDiscriminatorTest.DistributorCompany.class,
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OneToManyJoinedInheritanceAndDiscriminatorTest.ComputerSystem.class,
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OneToManyJoinedInheritanceAndDiscriminatorTest.CustomerComputerSystem.class,
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OneToManyJoinedInheritanceAndDiscriminatorTest.DistributorComputerSystem.class,
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} )
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@Jira( "https://hibernate.atlassian.net/browse/HHH-17483" )
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public class OneToManyJoinedInheritanceAndDiscriminatorTest {
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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 CustomerComputerSystem customerComputer = new CustomerComputerSystem();
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customerComputer.setId( 1L );
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session.persist( customerComputer );
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final CustomerCompany customerCompany = new CustomerCompany( 2L );
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customerCompany.addComputerSystem( customerComputer );
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session.persist( customerCompany );
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final DistributorComputerSystem distributorComputer = new DistributorComputerSystem();
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distributorComputer.setId( 3L );
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session.persist( distributorComputer );
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final DistributorCompany distributorCompany = new DistributorCompany( 4L );
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distributorCompany.addComputerSystem( distributorComputer );
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session.persist( distributorCompany );
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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 ComputerSystem" ).executeUpdate();
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session.createMutationQuery( "delete from Company" ).executeUpdate();
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} );
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}
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@Test
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public void testQuery(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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final CustomerCompany result = session.createQuery(
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"from CustomerCompany",
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CustomerCompany.class
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).getSingleResult();
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assertThat( result.getComputerSystems() ).hasSize( 1 );
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} );
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}
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@Test
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public void testFind(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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final DistributorCompany result = session.find( DistributorCompany.class, 4L );
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assertThat( result.getComputerSystems() ).hasSize( 1 );
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} );
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}
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@Test
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public void testJoinSelectId(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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final Long result = session.createQuery(
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"select s.id from CustomerCompany c join c.computerSystems s",
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Long.class
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).getSingleResult();
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assertThat( result ).isEqualTo( 1L );
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} );
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}
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@Test
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public void testJoinSelectEntity(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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final DistributorComputerSystem result = session.createQuery(
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"select s from DistributorCompany c join c.computerSystems s",
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DistributorComputerSystem.class
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).getSingleResult();
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assertThat( result.getId() ).isEqualTo( 3L );
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} );
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}
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@Entity( name = "Company" )
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@Inheritance( strategy = InheritanceType.JOINED )
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public static abstract class Company {
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@Id
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private Long id;
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public Company() {
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}
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public Company(Long id) {
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this.id = id;
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}
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}
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@Entity( name = "CustomerCompany" )
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public static class CustomerCompany extends Company {
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@OneToMany( mappedBy = "owner" )
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private List<CustomerComputerSystem> computerSystems = new ArrayList<>();
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public CustomerCompany() {
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}
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public CustomerCompany(long id) {
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super( id );
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}
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public void addComputerSystem(CustomerComputerSystem computerSystem) {
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computerSystems.add( computerSystem );
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computerSystem.setOwner( this );
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}
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public List<CustomerComputerSystem> getComputerSystems() {
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return computerSystems;
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}
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}
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@Entity( name = "DistributorCompany" )
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public static class DistributorCompany extends Company {
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@OneToMany( mappedBy = "owner" )
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private List<DistributorComputerSystem> computerSystems = new ArrayList<>();
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public DistributorCompany() {
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}
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public DistributorCompany(long id) {
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super( id );
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}
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public void addComputerSystem(DistributorComputerSystem computerSystem) {
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computerSystems.add( computerSystem );
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computerSystem.setOwner( this );
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}
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public List<DistributorComputerSystem> getComputerSystems() {
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return computerSystems;
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}
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}
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@Entity( name = "ComputerSystem" )
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@Table( name = "computer_system" )
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@Inheritance( strategy = InheritanceType.JOINED )
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@DiscriminatorColumn( name = "disc_col" )
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public static abstract class ComputerSystem {
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@Id
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private Long id;
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@ManyToOne
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@JoinColumn( name = "owner_id" )
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private Company owner;
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public Long getId() {
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return id;
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}
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public void setId(Long id) {
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this.id = id;
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}
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public void setOwner(Company owner) {
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this.owner = owner;
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}
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}
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@Entity( name = "CustomerComputerSystem" )
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@Table( name = "computer_system_sub" )
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public static class CustomerComputerSystem extends ComputerSystem {
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}
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@Entity( name = "DistributorComputerSystem" )
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@Table( name = "computer_system_sub" )
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public static class DistributorComputerSystem extends ComputerSystem {
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}
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}
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