HHH-15829 Add test for issue
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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.discriminator.associations;
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import java.io.Serializable;
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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.orm.junit.DomainModel;
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import org.hibernate.testing.orm.junit.JiraKey;
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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.DiscriminatorType;
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import jakarta.persistence.DiscriminatorValue;
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import jakarta.persistence.Entity;
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import jakarta.persistence.FetchType;
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import jakarta.persistence.GeneratedValue;
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import jakarta.persistence.GenerationType;
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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.junit.jupiter.api.Assertions.assertEquals;
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import static org.junit.jupiter.api.Assertions.assertNotNull;
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import static org.junit.jupiter.api.Assertions.assertTrue;
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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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OneToManyEagerDiscriminatorTest.User.class,
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OneToManyEagerDiscriminatorTest.ValueBase.class,
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OneToManyEagerDiscriminatorTest.UserValueBase.class
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})
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@JiraKey("HHH-15829")
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public class OneToManyEagerDiscriminatorTest {
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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 User user = new User();
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final UserValueBase value = new UserValueBase();
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value.setData( "value_1" );
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value.setEntity( user );
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session.persist( user );
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session.persist( value );
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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 -> session.createMutationQuery( "delete from ValueBase" ).executeUpdate() );
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scope.inTransaction( session -> session.createMutationQuery( "delete from User" ).executeUpdate() );
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}
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@Test
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public void test(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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final User user = session.find( User.class, 1L );
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assertNotNull( user );
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assertTrue( Hibernate.isInitialized( user.getProperties() ) );
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assertEquals( 1, user.getProperties().size() );
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assertEquals( "value_1", user.getProperties().iterator().next().getData() );
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} );
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}
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@Entity(name = "User")
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@Table(name = "Users")
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public static class User implements Serializable {
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@Id
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@GeneratedValue
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private Long id;
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@OneToMany(mappedBy = "entity", fetch = FetchType.EAGER)
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private Set<UserValueBase> properties = new HashSet<>();
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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 Set<UserValueBase> getProperties() {
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return properties;
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}
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public void setProperties(Set<UserValueBase> properties) {
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this.properties = properties;
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}
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}
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@Entity(name = "ValueBase")
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@Inheritance(strategy = InheritanceType.SINGLE_TABLE)
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@DiscriminatorColumn(name = "target_type", discriminatorType = DiscriminatorType.INTEGER)
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public abstract static class ValueBase implements Serializable {
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@Id
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@GeneratedValue(strategy = GenerationType.IDENTITY)
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private Long id;
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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 = "UserValueBase")
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@DiscriminatorValue("1")
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public static class UserValueBase extends ValueBase {
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private String data;
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@ManyToOne(fetch = FetchType.EAGER)
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@JoinColumn(name = "entity_id", nullable = false)
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private User entity;
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public String getData() {
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return data;
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}
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public void setData(String data) {
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this.data = data;
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}
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public User getEntity() {
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return entity;
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}
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public void setEntity(User entity) {
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this.entity = entity;
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}
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}
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}
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