HHH-14620 Test incorrect initialization of a collection with extended bytecode enhancement

This commit is contained in:
Yoann Rodière 2021-05-19 16:10:03 +02:00
parent b9270e44b1
commit 12cb577f9f
1 changed files with 37 additions and 0 deletions

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@ -36,6 +36,7 @@ import static org.hamcrest.CoreMatchers.not;
import static org.hamcrest.CoreMatchers.notNullValue;
import static org.hamcrest.CoreMatchers.sameInstance;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hibernate.Hibernate.isInitialized;
import static org.hibernate.Hibernate.isPropertyInitialized;
import static org.hibernate.testing.bytecode.enhancement.EnhancerTestUtils.checkDirtyTracking;
import static org.hibernate.testing.transaction.TransactionUtil.doInHibernate;
@ -101,7 +102,40 @@ public class LazyCollectionLoadingTest extends BaseCoreFunctionalTestCase {
checkDirtyTracking( parent );
assertThat( children1, sameInstance( children2 ) );
assertFalse( isInitialized( children1 ) );
assertThat( children1.size(), equalTo( CHILDREN_SIZE ) );
assertTrue( isInitialized( children1 ) );
} );
}
@Test
@TestForIssue( jiraKey = "HHH-14620" )
public void testTransaction_noProxy() {
doInHibernate( this::sessionFactory, s -> {
// find will not return a proxy, which is exactly what we want here.
Parent parent = s.find( Parent.class, parentID );
assertThat( parent, notNullValue() );
assertThat( parent, not( instanceOf( HibernateProxy.class ) ) );
assertThat( parent, not( instanceOf( HibernateProxy.class ) ) );
assertFalse( isPropertyInitialized( parent, "children" ) );
checkDirtyTracking( parent );
List<Child> children1 = parent.children;
List<Child> children2 = parent.children;
assertTrue( isPropertyInitialized( parent, "children" ) );
checkDirtyTracking( parent );
assertThat( children1, sameInstance( children2 ) );
// This check is important: a bug used to cause the collection to be initialized
// during the call to parent.children above.
// Note the same problem would occur if we were using getters:
// we only need extended enhancement to be enabled.
assertFalse( isInitialized( children1 ) );
assertThat( children1.size(), equalTo( CHILDREN_SIZE ) );
assertTrue( isInitialized( children1 ) );
} );
}
@ -122,7 +156,10 @@ public class LazyCollectionLoadingTest extends BaseCoreFunctionalTestCase {
checkDirtyTracking( parent );
assertThat( children1, sameInstance( children2 ) );
assertFalse( isInitialized( children1 ) );
assertThat( children1.size(), equalTo( CHILDREN_SIZE ) );
assertTrue( isInitialized( children1 ) );
}
// --- //