/* * Copyright 2002-2018 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.springframework.orm.jpa; import javax.persistence.EntityManager; import javax.persistence.EntityManagerFactory; import javax.persistence.ParameterMode; import javax.persistence.Query; import javax.persistence.StoredProcedureQuery; import javax.persistence.TransactionRequiredException; import org.junit.Test; import org.junit.runner.RunWith; import org.mockito.junit.MockitoJUnitRunner; import static org.hamcrest.CoreMatchers.*; import static org.junit.Assert.*; import static org.mockito.BDDMockito.*; import static org.mockito.BDDMockito.verifyNoMoreInteractions; import static org.mockito.Mockito.mock; import static org.mockito.Mockito.verify; import static org.mockito.Mockito.withSettings; /** * Unit tests for {@link SharedEntityManagerCreator}. * * @author Oliver Gierke * @author Juergen Hoeller */ @RunWith(MockitoJUnitRunner.StrictStubs.class) public class SharedEntityManagerCreatorTests { @Test public void proxyingWorksIfInfoReturnsNullEntityManagerInterface() { EntityManagerFactory emf = mock(EntityManagerFactory.class, withSettings().extraInterfaces(EntityManagerFactoryInfo.class)); // EntityManagerFactoryInfo.getEntityManagerInterface returns null assertThat(SharedEntityManagerCreator.createSharedEntityManager(emf), is(notNullValue())); } @Test(expected = TransactionRequiredException.class) public void transactionRequiredExceptionOnJoinTransaction() { EntityManagerFactory emf = mock(EntityManagerFactory.class); EntityManager em = SharedEntityManagerCreator.createSharedEntityManager(emf); em.joinTransaction(); } @Test(expected = TransactionRequiredException.class) public void transactionRequiredExceptionOnFlush() { EntityManagerFactory emf = mock(EntityManagerFactory.class); EntityManager em = SharedEntityManagerCreator.createSharedEntityManager(emf); em.flush(); } @Test(expected = TransactionRequiredException.class) public void transactionRequiredExceptionOnPersist() { EntityManagerFactory emf = mock(EntityManagerFactory.class); EntityManager em = SharedEntityManagerCreator.createSharedEntityManager(emf); em.persist(new Object()); } @Test(expected = TransactionRequiredException.class) public void transactionRequiredExceptionOnMerge() { EntityManagerFactory emf = mock(EntityManagerFactory.class); EntityManager em = SharedEntityManagerCreator.createSharedEntityManager(emf); em.merge(new Object()); } @Test(expected = TransactionRequiredException.class) public void transactionRequiredExceptionOnRemove() { EntityManagerFactory emf = mock(EntityManagerFactory.class); EntityManager em = SharedEntityManagerCreator.createSharedEntityManager(emf); em.remove(new Object()); } @Test(expected = TransactionRequiredException.class) public void transactionRequiredExceptionOnRefresh() { EntityManagerFactory emf = mock(EntityManagerFactory.class); EntityManager em = SharedEntityManagerCreator.createSharedEntityManager(emf); em.refresh(new Object()); } @Test public void deferredQueryWithUpdate() { EntityManagerFactory emf = mock(EntityManagerFactory.class); EntityManager targetEm = mock(EntityManager.class); Query query = mock(Query.class); given(emf.createEntityManager()).willReturn(targetEm); given(targetEm.createQuery("x")).willReturn(query); given(targetEm.isOpen()).willReturn(true); EntityManager em = SharedEntityManagerCreator.createSharedEntityManager(emf); em.createQuery("x").executeUpdate(); verify(query).executeUpdate(); verify(targetEm).close(); } @Test public void deferredQueryWithSingleResult() { EntityManagerFactory emf = mock(EntityManagerFactory.class); EntityManager targetEm = mock(EntityManager.class); Query query = mock(Query.class); given(emf.createEntityManager()).willReturn(targetEm); given(targetEm.createQuery("x")).willReturn(query); given(targetEm.isOpen()).willReturn(true); EntityManager em = SharedEntityManagerCreator.createSharedEntityManager(emf); em.createQuery("x").getSingleResult(); verify(query).getSingleResult(); verify(targetEm).close(); } @Test public void deferredQueryWithResultList() { EntityManagerFactory emf = mock(EntityManagerFactory.class); EntityManager targetEm = mock(EntityManager.class); Query query = mock(Query.class); given(emf.createEntityManager()).willReturn(targetEm); given(targetEm.createQuery("x")).willReturn(query); given(targetEm.isOpen()).willReturn(true); EntityManager em = SharedEntityManagerCreator.createSharedEntityManager(emf); em.createQuery("x").getResultList(); verify(query).getResultList(); verify(targetEm).close(); } @Test public void deferredQueryWithResultStream() { EntityManagerFactory emf = mock(EntityManagerFactory.class); EntityManager targetEm = mock(EntityManager.class); Query query = mock(Query.class); given(emf.createEntityManager()).willReturn(targetEm); given(targetEm.createQuery("x")).willReturn(query); given(targetEm.isOpen()).willReturn(true); EntityManager em = SharedEntityManagerCreator.createSharedEntityManager(emf); em.createQuery("x").getResultStream(); verify(query).getResultStream(); verify(targetEm).close(); } @Test public void deferredStoredProcedureQueryWithIndexedParameters() { EntityManagerFactory emf = mock(EntityManagerFactory.class); EntityManager targetEm = mock(EntityManager.class); StoredProcedureQuery query = mock(StoredProcedureQuery.class); given(emf.createEntityManager()).willReturn(targetEm); given(targetEm.createStoredProcedureQuery("x")).willReturn(query); willReturn("y").given(query).getOutputParameterValue(0); willReturn("z").given(query).getOutputParameterValue(2); given(targetEm.isOpen()).willReturn(true); EntityManager em = SharedEntityManagerCreator.createSharedEntityManager(emf); StoredProcedureQuery spq = em.createStoredProcedureQuery("x"); spq.registerStoredProcedureParameter(0, String.class, ParameterMode.OUT); spq.registerStoredProcedureParameter(1, Number.class, ParameterMode.IN); spq.registerStoredProcedureParameter(2, Object.class, ParameterMode.INOUT); spq.execute(); assertEquals("y", spq.getOutputParameterValue(0)); try { spq.getOutputParameterValue(1); fail("Should have thrown IllegalArgumentException"); } catch (IllegalArgumentException ex) { // expected } assertEquals("z", spq.getOutputParameterValue(2)); verify(query).registerStoredProcedureParameter(0, String.class, ParameterMode.OUT); verify(query).registerStoredProcedureParameter(1, Number.class, ParameterMode.IN); verify(query).registerStoredProcedureParameter(2, Object.class, ParameterMode.INOUT); verify(query).execute(); verify(targetEm).close(); verifyNoMoreInteractions(query); verifyNoMoreInteractions(targetEm); } @Test public void deferredStoredProcedureQueryWithNamedParameters() { EntityManagerFactory emf = mock(EntityManagerFactory.class); EntityManager targetEm = mock(EntityManager.class); StoredProcedureQuery query = mock(StoredProcedureQuery.class); given(emf.createEntityManager()).willReturn(targetEm); given(targetEm.createStoredProcedureQuery("x")).willReturn(query); willReturn("y").given(query).getOutputParameterValue("a"); willReturn("z").given(query).getOutputParameterValue("c"); given(targetEm.isOpen()).willReturn(true); EntityManager em = SharedEntityManagerCreator.createSharedEntityManager(emf); StoredProcedureQuery spq = em.createStoredProcedureQuery("x"); spq.registerStoredProcedureParameter("a", String.class, ParameterMode.OUT); spq.registerStoredProcedureParameter("b", Number.class, ParameterMode.IN); spq.registerStoredProcedureParameter("c", Object.class, ParameterMode.INOUT); spq.execute(); assertEquals("y", spq.getOutputParameterValue("a")); try { spq.getOutputParameterValue("b"); fail("Should have thrown IllegalArgumentException"); } catch (IllegalArgumentException ex) { // expected } assertEquals("z", spq.getOutputParameterValue("c")); verify(query).registerStoredProcedureParameter("a", String.class, ParameterMode.OUT); verify(query).registerStoredProcedureParameter("b", Number.class, ParameterMode.IN); verify(query).registerStoredProcedureParameter("c", Object.class, ParameterMode.INOUT); verify(query).execute(); verify(targetEm).close(); verifyNoMoreInteractions(query); verifyNoMoreInteractions(targetEm); } }