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HHH-18936 suppress TransientObjectException when the FK is marked @on…
…Delete(CASCADE) note that this fix does not cover the case of an association inside an @embeddable
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74 changes: 74 additions & 0 deletions
74
hibernate-core/src/test/java/org/hibernate/orm/test/OnDeleteTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| /* | ||
| * SPDX-License-Identifier: LGPL-2.1-or-later | ||
| * Copyright Red Hat Inc. and Hibernate Authors | ||
| */ | ||
| package org.hibernate.orm.test; | ||
|
|
||
| import jakarta.persistence.Entity; | ||
| import jakarta.persistence.Id; | ||
| import jakarta.persistence.ManyToOne; | ||
| import jakarta.persistence.OneToMany; | ||
| import org.hibernate.annotations.OnDelete; | ||
| import org.hibernate.testing.orm.junit.EntityManagerFactoryScope; | ||
| import org.hibernate.testing.orm.junit.Jpa; | ||
| import org.junit.jupiter.api.Test; | ||
|
|
||
| import java.util.HashSet; | ||
| import java.util.Set; | ||
|
|
||
| import static jakarta.persistence.FetchType.EAGER; | ||
| import static org.hibernate.annotations.OnDeleteAction.CASCADE; | ||
| import static org.junit.jupiter.api.Assertions.assertNull; | ||
|
|
||
| @Jpa(annotatedClasses = {OnDeleteTest.Parent.class, OnDeleteTest.Child.class}) | ||
| public class OnDeleteTest { | ||
| @Test | ||
| public void testOnDelete(EntityManagerFactoryScope scope) { | ||
| Parent parent = new Parent(); | ||
| Child child = new Child(); | ||
| child.parent = parent; | ||
| scope.inTransaction( em -> { | ||
| em.persist( parent ); | ||
| em.persist( child ); | ||
| } ); | ||
| scope.inTransaction( em -> { | ||
| Parent p = em.find( Parent.class, parent.id ); | ||
| em.remove( p ); | ||
| } ); | ||
| scope.inTransaction( em -> { | ||
| assertNull( em.find( Child.class, child.id ) ); | ||
| } ); | ||
| } | ||
|
|
||
| @Test | ||
| public void testOnDeleteReference(EntityManagerFactoryScope scope) { | ||
| Parent parent = new Parent(); | ||
| Child child = new Child(); | ||
| child.parent = parent; | ||
| parent.children.add( child ); | ||
| scope.inTransaction( em -> { | ||
| em.persist( parent ); | ||
| em.persist( child ); | ||
| } ); | ||
| scope.inTransaction( em -> em.remove( em.getReference( parent ) ) ); | ||
| scope.inTransaction( em -> assertNull( em.find( Child.class, child.id ) ) ); | ||
| } | ||
|
|
||
| @Entity | ||
| static class Parent { | ||
| @Id | ||
| long id; | ||
| @OneToMany(mappedBy = "parent", fetch = EAGER) | ||
| @OnDelete(action = CASCADE) | ||
| Set<Child> children = new HashSet<>(); | ||
| } | ||
|
|
||
| @Entity | ||
| static class Child { | ||
| @Id | ||
| long id; | ||
| @ManyToOne | ||
| @OnDelete(action = CASCADE) | ||
| Parent parent; | ||
| } | ||
| } |