HHH-16209 Reproducer for mixup during loading of identically-named association in entity root and embeddable
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package org.hibernate.orm.test.mapping.embeddable;
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import static org.assertj.core.api.Assertions.assertThat;
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import org.hibernate.testing.TestForIssue;
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import org.hibernate.testing.orm.junit.DomainModel;
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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.BeforeAll;
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import org.junit.jupiter.api.Test;
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import jakarta.persistence.Embeddable;
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import jakarta.persistence.Embedded;
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import jakarta.persistence.Entity;
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import jakarta.persistence.Id;
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import jakarta.persistence.JoinColumn;
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import jakarta.persistence.OneToOne;
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@DomainModel(
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annotatedClasses = {
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EmbeddableWithIdenticallyNamedAssociationTest.EntityA.class,
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EmbeddableWithIdenticallyNamedAssociationTest.EntityB.class,
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EmbeddableWithIdenticallyNamedAssociationTest.EmbeddableB.class
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}
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)
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@SessionFactory
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@TestForIssue(jiraKey = "TODO")
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public class EmbeddableWithIdenticallyNamedAssociationTest {
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@BeforeAll
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public void setUp(SessionFactoryScope scope) {
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EntityA a1 = new EntityA();
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a1.setId( 1 );
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EntityB b1 = new EntityB();
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b1.setId( 1 );
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b1.setIdenticallyNamedAssociationFromB( a1 );
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a1.setIdenticallyNamedAssociationFromA( b1 );
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EntityA a2 = new EntityA();
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a2.setId( 2 );
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EntityB b2 = new EntityB();
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b2.setId( 2 );
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b2.setIdenticallyNamedAssociationFromB( a2 );
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a2.setIdenticallyNamedAssociationFromA( b2 );
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EmbeddableB embeddableB = new EmbeddableB();
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embeddableB.setIdenticallyNamedAssociationFromB( a2 );
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b1.setEmbeddableB( embeddableB );
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EmbeddableA embeddableA = new EmbeddableA();
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embeddableA.setIdenticallyNamedAssociationFromA( b1 );
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a2.setEmbeddableA( embeddableA );
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scope.inTransaction( session -> {
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session.persist( a1 );
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session.persist( a2 );
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session.persist( b1 );
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session.persist( b2 );
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assertEntityContent( a1, a2, b1, b2 );
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} );
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}
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private void assertEntityContent(EntityA a1, EntityA a2, EntityB b1, EntityB b2) {
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assertThat( a1 ).isNotNull();
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assertThat( a2 ).isNotNull();
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assertThat( b1 ).isNotNull();
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assertThat( b2 ).isNotNull();
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assertThat( b1.getIdenticallyNamedAssociationFromB() ).isEqualTo( a1 );
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assertThat( a1.getIdenticallyNamedAssociationFromA() ).isEqualTo( b1 );
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assertThat( b2.getIdenticallyNamedAssociationFromB() ).isEqualTo( a2 );
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assertThat( a2.getIdenticallyNamedAssociationFromA() ).isEqualTo( b2 );
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assertThat( b1.getEmbeddableB() ).isNotNull();
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assertThat( b1.getEmbeddableB().getIdenticallyNamedAssociationFromB() ).isEqualTo( a2 );
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assertThat( a2.getEmbeddableA() ).isNotNull();
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assertThat( a2.getEmbeddableA().getIdenticallyNamedAssociationFromA() ).isEqualTo( b1 );
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}
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@Test
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public void testGetEntities(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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EntityA a1 = session.get( EntityA.class, 1 );
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EntityA a2 = session.get( EntityA.class, 2 );
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EntityB b1 = session.get( EntityB.class, 1 );
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EntityB b2 = session.get( EntityB.class, 2 );
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// Run the *exact* same assertions we ran just after persisting.
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// Entity content should be identical, but the bug is: it's not.
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assertEntityContent(a1, a2, b1, b2);
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} );
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}
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@Entity(name = "entityA")
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public static class EntityA {
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@Id
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private Integer id;
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@OneToOne(mappedBy = "identicallyNamedAssociationFromB")
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private EntityB identicallyNamedAssociationFromA;
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@Embedded
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private EmbeddableA embeddableA;
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@Override
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public String toString() {
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return "EntityB{" +
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"id=" + id +
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", identicallyNamedAssociationFromA=" + identicallyNamedAssociationFromA.getId() +
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", embeddableA=" + embeddableA +
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'}';
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}
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public Integer getId() {
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return id;
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}
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public void setId(Integer id) {
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this.id = id;
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}
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public EntityB getIdenticallyNamedAssociationFromA() {
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return identicallyNamedAssociationFromA;
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}
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public void setIdenticallyNamedAssociationFromA(EntityB identicallyNamedAssociationFromA) {
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this.identicallyNamedAssociationFromA = identicallyNamedAssociationFromA;
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}
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public EmbeddableA getEmbeddableA() {
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return embeddableA;
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}
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public void setEmbeddableA(EmbeddableA embeddableA) {
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this.embeddableA = embeddableA;
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}
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}
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@Embeddable
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public static class EmbeddableA {
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@OneToOne(mappedBy = "embeddableB.identicallyNamedAssociationFromB")
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private EntityB identicallyNamedAssociationFromA;
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@Override
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public String toString() {
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return "EmbeddableA{" +
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", identicallyNamedAssociationFromA=" + identicallyNamedAssociationFromA.getId() +
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'}';
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}
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public EntityB getIdenticallyNamedAssociationFromA() {
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return identicallyNamedAssociationFromA;
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}
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public void setIdenticallyNamedAssociationFromA(EntityB a) {
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this.identicallyNamedAssociationFromA = a;
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}
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}
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@Entity(name = "entityB")
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public static class EntityB {
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@Id
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private Integer id;
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@OneToOne
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@JoinColumn(name = "entityA_id")
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private EntityA identicallyNamedAssociationFromB;
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@Embedded
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private EmbeddableB embeddableB;
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@Override
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public String toString() {
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return "EntityB{" +
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"id=" + id +
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", identicallyNamedAssociationFromB=" + identicallyNamedAssociationFromB.getId() +
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", embeddableB=" + embeddableB +
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'}';
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}
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public Integer getId() {
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return id;
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}
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public void setId(Integer id) {
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this.id = id;
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}
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public EntityA getIdenticallyNamedAssociationFromB() {
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return identicallyNamedAssociationFromB;
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}
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public void setIdenticallyNamedAssociationFromB(EntityA a) {
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this.identicallyNamedAssociationFromB = a;
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}
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public EmbeddableB getEmbeddableB() {
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return embeddableB;
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}
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public void setEmbeddableB(EmbeddableB embeddableB) {
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this.embeddableB = embeddableB;
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}
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}
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@Embeddable
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public static class EmbeddableB {
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@OneToOne
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@JoinColumn(name = "emb_entityA_id")
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private EntityA identicallyNamedAssociationFromB;
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@Override
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public String toString() {
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return "EmbeddableB{" +
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", identicallyNamedAssociationFromB=" + identicallyNamedAssociationFromB.getId() +
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'}';
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}
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public EntityA getIdenticallyNamedAssociationFromB() {
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return identicallyNamedAssociationFromB;
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}
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public void setIdenticallyNamedAssociationFromB(EntityA a) {
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this.identicallyNamedAssociationFromB = a;
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}
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}
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}
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