HHH-17606 Add test for issue
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Marco Belladelli
Christian Beikov
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8692e3d4bc
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fa0f5d414b
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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.annotations.generics;
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import java.util.List;
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import org.hibernate.metamodel.model.domain.ManagedDomainType;
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import org.hibernate.query.sqm.tree.domain.SqmPath;
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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.MappedSuperclass;
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import jakarta.persistence.criteria.CriteriaBuilder;
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import jakarta.persistence.criteria.CriteriaQuery;
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import jakarta.persistence.criteria.Join;
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import jakarta.persistence.criteria.Root;
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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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GenericMappedSuperclassNestedJoinTest.Selection.class,
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GenericMappedSuperclassNestedJoinTest.SelectionProductRule.class,
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GenericMappedSuperclassNestedJoinTest.SelectionProductRuleProductLink.class,
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} )
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@SessionFactory
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@Jira( "https://hibernate.atlassian.net/browse/HHH-17606" )
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public class GenericMappedSuperclassNestedJoinTest {
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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 Selection s1 = new Selection();
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s1.id = 1L;
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s1.ident = "s1";
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session.persist( s1 );
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final SelectionProductRule s2 = new SelectionProductRule();
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s2.id = 2L;
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s2.ident = 2;
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s2.parent = s1;
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session.persist( s2 );
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final SelectionProductRuleProductLink s3 = new SelectionProductRuleProductLink();
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s3.id = 3L;
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s3.parent = s2;
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session.persist( s3 );
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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 SelectionProductRuleProductLink" ).executeUpdate();
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session.createMutationQuery( "delete from SelectionProductRule" ).executeUpdate();
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session.createMutationQuery( "delete from Selection" ).executeUpdate();
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} );
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}
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@Test
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public void testSimpleGenericJoin(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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final List<Integer> resultList = session.createQuery(
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"select p1.ident from SelectionProductRuleProductLink s join s.parent p1",
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Integer.class
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).getResultList();
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assertThat( resultList ).containsOnly( 2 );
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} );
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}
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@Test
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public void testSimpleGenericJoinCriteria(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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final CriteriaBuilder cb = session.getCriteriaBuilder();
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final CriteriaQuery<Integer> cq = cb.createQuery( Integer.class );
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final Root<SelectionProductRuleProductLink> root = cq.from( SelectionProductRuleProductLink.class );
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final Join<SelectionProductRuleProductLink, Object> parent = root.join( "parent" );
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assertThat( parent.getJavaType() ).isEqualTo( SeqOrderLinkObjectWithUserContext.class );
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assertThat( parent.getModel() ).isSameAs( root.getModel().getAttribute( "parent" ) );
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assertThat( ( (SqmPath<?>) parent ).getResolvedModel().getBindableJavaType() )
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.isEqualTo( SelectionProductRule.class );
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final List<Integer> resultList = session.createQuery( cq.select( parent.get( "ident" ) ) ).getResultList();
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assertThat( resultList ).containsOnly( 2 );
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} );
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}
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@Test
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public void testNestedGenericJoin(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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final List<String> resultList = session.createQuery(
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"select p2.ident from SelectionProductRuleProductLink s join s.parent p1 join p1.parent p2",
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String.class
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).getResultList();
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assertThat( resultList ).containsOnly( "s1" );
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} );
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}
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@Test
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public void testNestedGenericJoinCriteria(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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final CriteriaBuilder cb = session.getCriteriaBuilder();
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final CriteriaQuery<String> cq = cb.createQuery( String.class );
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final Root<SelectionProductRuleProductLink> root = cq.from( SelectionProductRuleProductLink.class );
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final Join<SelectionProductRuleProductLink, ?> p1 = root.join( "parent" );
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assertThat( p1.getJavaType() ).isEqualTo( SeqOrderLinkObjectWithUserContext.class );
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assertThat( p1.getModel() ).isSameAs( root.getModel().getAttribute( "parent" ) );
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assertThat( ( (SqmPath<?>) p1 ).getResolvedModel().getBindableJavaType() )
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.isEqualTo( SelectionProductRule.class );
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final Join<Object, Object> p2 = p1.join( "parent" );
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assertThat( p2.getJavaType() ).isEqualTo( SimpleObject.class );
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final ManagedDomainType<?> joinType = (ManagedDomainType<?>) ( (SqmPath<?>) p1 ).getReferencedPathSource()
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.getSqmPathType();
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assertThat( p2.getModel() ).isSameAs( joinType.getAttribute( "parent" ) );
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assertThat( ( (SqmPath<?>) p2 ).getResolvedModel().getBindableJavaType() )
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.isEqualTo( Selection.class );
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final List<String> resultList = session.createQuery( cq.select( p2.get( "ident" ) ) ).getResultList();
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assertThat( resultList ).containsOnly( "s1" );
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} );
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}
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@MappedSuperclass
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public static abstract class SimpleObject {
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@Id
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protected Long id;
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}
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@MappedSuperclass
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public abstract static class CommonLinkObject<T extends SimpleObject> extends SimpleObject {
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@ManyToOne
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protected T parent;
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}
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@MappedSuperclass
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public abstract static class SeqOrderLinkObject<T extends SimpleObject> extends CommonLinkObject<T> {
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}
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@MappedSuperclass
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public abstract static class SeqOrderLinkObjectWithUserContext<T extends SimpleObject>
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extends SeqOrderLinkObject<T> {
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}
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@Entity( name = "Selection" )
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public static class Selection extends SimpleObject {
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private String ident;
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}
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@Entity( name = "SelectionProductRule" )
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public static class SelectionProductRule extends SeqOrderLinkObjectWithUserContext<Selection> {
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private Integer ident;
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}
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@MappedSuperclass
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public abstract static class AbsProductRuleProductLink<T extends SeqOrderLinkObjectWithUserContext<?>>
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extends SimpleObject {
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@ManyToOne
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protected T parent;
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}
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@Entity( name = "SelectionProductRuleProductLink" )
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public static class SelectionProductRuleProductLink extends AbsProductRuleProductLink<SelectionProductRule> {
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}
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}
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