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HHH-12260: refactor org.hibernate.event.internal.EvictVisitor#evictCo…
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.../src/test/java/org/hibernate/test/bytecode/enhancement/lazy/LazyCollectionDetachTest.java
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| /* | ||
| * Hibernate, Relational Persistence for Idiomatic Java | ||
| * | ||
| * License: GNU Lesser General Public License (LGPL), version 2.1 or later. | ||
| * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>. | ||
| */ | ||
| package org.hibernate.test.bytecode.enhancement.lazy; | ||
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| import static org.hamcrest.CoreMatchers.instanceOf; | ||
| import static org.hamcrest.CoreMatchers.not; | ||
| import static org.hamcrest.CoreMatchers.notNullValue; | ||
| import static org.hamcrest.MatcherAssert.assertThat; | ||
| import static org.hibernate.Hibernate.isPropertyInitialized; | ||
| import static org.hibernate.testing.bytecode.enhancement.EnhancerTestUtils.checkDirtyTracking; | ||
| import static org.hibernate.testing.transaction.TransactionUtil.doInHibernate; | ||
| import static org.junit.Assert.assertFalse; | ||
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
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| import javax.persistence.CascadeType; | ||
| import javax.persistence.Entity; | ||
| import javax.persistence.FetchType; | ||
| import javax.persistence.GeneratedValue; | ||
| import javax.persistence.GenerationType; | ||
| import javax.persistence.Id; | ||
| import javax.persistence.ManyToOne; | ||
| import javax.persistence.OneToMany; | ||
| import javax.persistence.Table; | ||
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| import org.hibernate.proxy.HibernateProxy; | ||
| import org.hibernate.testing.TestForIssue; | ||
| import org.hibernate.testing.bytecode.enhancement.BytecodeEnhancerRunner; | ||
| import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase; | ||
| import org.junit.Before; | ||
| import org.junit.Test; | ||
| import org.junit.runner.RunWith; | ||
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| @TestForIssue(jiraKey = "HHH-12260") | ||
| @RunWith(BytecodeEnhancerRunner.class) | ||
| public class LazyCollectionDetachTest extends BaseCoreFunctionalTestCase { | ||
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| private static final int CHILDREN_SIZE = 10; | ||
| private Long parentID; | ||
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| @Override | ||
| public Class<?>[] getAnnotatedClasses() { | ||
| return new Class<?>[]{ Parent.class, Child.class }; | ||
| } | ||
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| @Before | ||
| public void prepare() { | ||
| doInHibernate( this::sessionFactory, s -> { | ||
| Parent parent = new Parent(); | ||
| parent.setChildren( new ArrayList<>() ); | ||
| for ( int i = 0; i < CHILDREN_SIZE; i++ ) { | ||
| Child child = new Child(); | ||
| child.parent = parent; | ||
| s.persist( child ); | ||
| } | ||
| s.persist( parent ); | ||
| parentID = parent.id; | ||
| } ); | ||
| } | ||
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| @Test | ||
| public void testDetach() { | ||
| doInHibernate( this::sessionFactory, s -> { | ||
| Parent parent = s.find( Parent.class, parentID ); | ||
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| assertThat( parent, notNullValue() ); | ||
| assertThat( parent, not( instanceOf( HibernateProxy.class ) ) ); | ||
| assertFalse( isPropertyInitialized( parent, "children" ) ); | ||
| checkDirtyTracking( parent ); | ||
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| s.detach( parent ); | ||
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| s.flush(); | ||
| } ); | ||
| } | ||
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| @Test | ||
| public void testDetachProxy() { | ||
| doInHibernate( this::sessionFactory, s -> { | ||
| Parent parent = s.getReference( Parent.class, parentID ); | ||
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| checkDirtyTracking( parent ); | ||
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| s.detach( parent ); | ||
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| s.flush(); | ||
| } ); | ||
| } | ||
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| @Test | ||
| public void testRefresh() { | ||
| doInHibernate( this::sessionFactory, s -> { | ||
| Parent parent = s.find( Parent.class, parentID ); | ||
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| assertThat( parent, notNullValue() ); | ||
| assertThat( parent, not( instanceOf( HibernateProxy.class ) ) ); | ||
| assertFalse( isPropertyInitialized( parent, "children" ) ); | ||
| checkDirtyTracking( parent ); | ||
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| s.refresh( parent ); | ||
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| s.flush(); | ||
| } ); | ||
| } | ||
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| @Entity | ||
| @Table(name = "PARENT") | ||
| private static class Parent { | ||
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| @Id | ||
| @GeneratedValue(strategy = GenerationType.AUTO) | ||
| Long id; | ||
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| @OneToMany(mappedBy = "parent", cascade = CascadeType.ALL, fetch = FetchType.LAZY, orphanRemoval = true) | ||
| List<Child> children; | ||
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| void setChildren(List<Child> children) { | ||
| this.children = children; | ||
| } | ||
| } | ||
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| @Entity | ||
| @Table(name = "CHILD") | ||
| private static class Child { | ||
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| @Id | ||
| @GeneratedValue(strategy = GenerationType.AUTO) | ||
| Long id; | ||
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| @ManyToOne(cascade = CascadeType.ALL, fetch = FetchType.LAZY) | ||
| Parent parent; | ||
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| Child() { | ||
| } | ||
| } | ||
| } |