HHH-16642 Add test for issue
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Marco Belladelli
parent
39db0935b7
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bc445f6e3e
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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.jpa.criteria;
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import java.util.List;
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import org.hibernate.dialect.MySQLDialect;
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import org.hibernate.testing.orm.junit.EntityManagerFactoryScope;
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import org.hibernate.testing.orm.junit.Jira;
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import org.hibernate.testing.orm.junit.Jpa;
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import org.hibernate.testing.orm.junit.SkipForDialect;
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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.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.ManyToOne;
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import jakarta.persistence.criteria.CommonAbstractCriteria;
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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.CriteriaUpdate;
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import jakarta.persistence.criteria.Join;
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import jakarta.persistence.criteria.Root;
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import jakarta.persistence.criteria.Subquery;
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import static org.assertj.core.api.Assertions.assertThat;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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/**
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* @author Marco Belladelli
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*/
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@Jpa( annotatedClasses = {
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CriteriaTreatedJoinInSubqueryTest.MyEntity1.class,
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CriteriaTreatedJoinInSubqueryTest.MyEntity2.class,
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CriteriaTreatedJoinInSubqueryTest.MyEntity3.class,
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CriteriaTreatedJoinInSubqueryTest.MySubEntity2.class,
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CriteriaTreatedJoinInSubqueryTest.MyOtherSubEntity2.class,
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} )
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@Jira( "https://hibernate.atlassian.net/browse/HHH-16642" )
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public class CriteriaTreatedJoinInSubqueryTest {
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@BeforeAll
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public void setUp(EntityManagerFactoryScope scope) {
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scope.inTransaction( entityManager -> {
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final MyEntity3 entity3 = new MyEntity3( 1L );
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entityManager.persist( entity3 );
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final MySubEntity2 subentity2 = new MySubEntity2();
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subentity2.setRef3( entity3 );
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subentity2.setStringProp( "test" );
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entityManager.persist( subentity2 );
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final MyEntity1 entity1b = new MyEntity1();
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entity1b.setRef2( subentity2 );
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entityManager.persist( entity1b );
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final MyOtherSubEntity2 otherSubEntity2 = new MyOtherSubEntity2();
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otherSubEntity2.setAnotherProp( "another" );
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entityManager.persist( otherSubEntity2 );
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} );
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}
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@AfterAll
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public void tearDown(EntityManagerFactoryScope scope) {
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scope.inTransaction( entityManager -> {
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entityManager.createQuery( "delete from MyEntity1" ).executeUpdate();
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entityManager.createQuery( "delete from MyEntity2" ).executeUpdate();
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entityManager.createQuery( "delete from MyEntity3" ).executeUpdate();
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} );
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}
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@Test
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public void testRootQueryAssociationProp(EntityManagerFactoryScope scope) {
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testCriteriaRootQuery(
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scope,
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"ref3",
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scope.fromTransaction( entityManager -> entityManager.find( MyEntity3.class, 1L ) )
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);
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}
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@Test
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public void testRootQueryStringProp(EntityManagerFactoryScope scope) {
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testCriteriaRootQuery( scope, "stringProp", "test" );
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}
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@Test
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public void testQueryAssociationProp(EntityManagerFactoryScope scope) {
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testCriteriaQuery(
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scope,
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"ref3",
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scope.fromTransaction( entityManager -> entityManager.find( MyEntity3.class, 1L ) )
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);
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}
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@Test
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public void testQueryStringProp(EntityManagerFactoryScope scope) {
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testCriteriaQuery( scope, "stringProp", "test" );
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}
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@Test
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public void testSubqueryAssociationProp(EntityManagerFactoryScope scope) {
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testCriteriaSubquery(
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scope,
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"ref3",
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scope.fromTransaction( entityManager -> entityManager.find( MyEntity3.class, 1L ) )
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);
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}
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@Test
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public void testSubqueryStringProp(EntityManagerFactoryScope scope) {
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testCriteriaSubquery( scope, "stringProp", "test" );
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}
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@Test
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@SkipForDialect( dialectClass = MySQLDialect.class, reason = "MySQL doesn't support updating the same table used in a select subquery" )
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public void testUpdateAssociationProp(EntityManagerFactoryScope scope) {
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testCriteriaUpdate(
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scope,
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"ref3",
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scope.fromTransaction( entityManager -> entityManager.find( MyEntity3.class, 1L ) )
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);
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}
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@Test
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@SkipForDialect( dialectClass = MySQLDialect.class, reason = "MySQL doesn't support updating the same table used in a select subquery" )
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public void testUpdateBasicProp(EntityManagerFactoryScope scope) {
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testCriteriaUpdate( scope, "stringProp", "test" );
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}
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private void testCriteriaRootQuery(EntityManagerFactoryScope scope, String propName, Object propValue) {
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scope.inTransaction( entityManager -> {
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final CriteriaBuilder cb = entityManager.getCriteriaBuilder();
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final CriteriaQuery<MyEntity2> cq = cb.createQuery( MyEntity2.class );
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final Root<MyEntity2> root = cq.from( MyEntity2.class );
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final Root<MySubEntity2> treatedRoot = cb.treat( root, MySubEntity2.class );
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cq.select( root ).where( cb.equal( treatedRoot.get( propName ), propValue ) );
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final List<MyEntity2> resultList = entityManager.createQuery( cq ).getResultList();
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assertThat( resultList ).hasSize( 1 );
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} );
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}
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private void testCriteriaQuery(EntityManagerFactoryScope scope, String propName, Object propValue) {
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scope.inTransaction( entityManager -> {
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final CriteriaBuilder cb = entityManager.getCriteriaBuilder();
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final CriteriaQuery<MyEntity1> cq = cb.createQuery( MyEntity1.class );
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final Root<MyEntity1> root = cq.from( MyEntity1.class );
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final Join<MyEntity1, MySubEntity2> treatedJoin = cb.treat( root.join( "ref2" ), MySubEntity2.class );
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cq.select( root ).where( cb.equal( treatedJoin.get( propName ), propValue ) );
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final List<MyEntity1> resultList = entityManager.createQuery( cq ).getResultList();
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assertThat( resultList ).hasSize( 1 );
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} );
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}
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private void testCriteriaSubquery(EntityManagerFactoryScope scope, String propName, Object propValue) {
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scope.inTransaction( entityManager -> {
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final CriteriaBuilder cb = entityManager.getCriteriaBuilder();
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final CriteriaQuery<MyEntity1> cq = cb.createQuery( MyEntity1.class );
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final Root<MyEntity1> root = cq.from( MyEntity1.class );
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final Subquery<Long> subquery = getSubquery( cb, cq, propName, propValue );
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cq.select( root ).where( root.get( "id" ).in( subquery ) );
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final List<MyEntity1> resultList = entityManager.createQuery( cq ).getResultList();
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assertThat( resultList ).hasSize( 1 );
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} );
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}
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private void testCriteriaUpdate(EntityManagerFactoryScope scope, String propName, Object propValue) {
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scope.inTransaction( entityManager -> {
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final CriteriaBuilder cb = entityManager.getCriteriaBuilder();
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final CriteriaUpdate<MyEntity1> cu = cb.createCriteriaUpdate( MyEntity1.class );
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final Root<MyEntity1> root = cu.from( MyEntity1.class );
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cu.set( root.get( "data" ), "updated_data" );
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final Subquery<Long> subquery = getSubquery( cb, cu, propName, propValue );
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cu.where( root.get( "id" ).in( subquery ) );
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assertEquals( 1, entityManager.createQuery( cu ).executeUpdate() );
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} );
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}
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private Subquery<Long> getSubquery(
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CriteriaBuilder cb,
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CommonAbstractCriteria criteria,
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String propName,
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Object propValue) {
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final Subquery<Long> subquery = criteria.subquery( Long.class );
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final Root<MyEntity1> subroot = subquery.from( MyEntity1.class );
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final Join<MyEntity1, MySubEntity2> treatedJoin = cb.treat( subroot.join( "ref2" ), MySubEntity2.class );
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return subquery.select( subroot.get( "id" ) ).where( cb.equal( treatedJoin.get( propName ), propValue ) );
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}
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@Entity( name = "MyEntity1" )
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public static class MyEntity1 {
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@Id
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@GeneratedValue
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private Long id;
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@ManyToOne
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@JoinColumn( name = "ref2" )
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private MyEntity2 ref2;
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private String data;
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public void setRef2(MyEntity2 ref2) {
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this.ref2 = ref2;
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}
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public MyEntity2 getRef2() {
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return ref2;
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}
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}
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@Entity( name = "MyEntity2" )
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@Inheritance( strategy = InheritanceType.SINGLE_TABLE )
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public static class MyEntity2 {
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@Id
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@GeneratedValue
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private Long id;
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}
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@Entity( name = "MySubEntity2" )
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public static class MySubEntity2 extends MyEntity2 {
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@ManyToOne
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@JoinColumn( name = "ref3" )
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private MyEntity3 ref3;
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private String stringProp;
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public MyEntity3 getRef3() {
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return ref3;
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}
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public void setRef3(MyEntity3 ref3) {
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this.ref3 = ref3;
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}
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public void setStringProp(String stringProp) {
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this.stringProp = stringProp;
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}
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}
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@Entity( name = "MyOtherSubEntity2" )
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public static class MyOtherSubEntity2 extends MyEntity2 {
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private String anotherProp;
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public String getAnotherProp() {
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return anotherProp;
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}
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public void setAnotherProp(String anotherProp) {
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this.anotherProp = anotherProp;
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}
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}
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@Entity( name = "MyEntity3" )
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public static class MyEntity3 {
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@Id
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private Long id;
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public MyEntity3() {
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}
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public MyEntity3(Long id) {
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this.id = id;
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}
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}
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}
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