| /* Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.aries.jpa.context.itest; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import java.util.List; |
| |
| import javax.inject.Inject; |
| import javax.persistence.EntityManager; |
| import javax.persistence.Query; |
| import javax.persistence.TypedQuery; |
| import javax.transaction.UserTransaction; |
| |
| import org.apache.aries.jpa.container.advanced.itest.bundle.entities.Car; |
| import org.apache.aries.jpa.itest.AbstractJPAItest; |
| import org.apache.aries.jpa.supplier.EmSupplier; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.ops4j.pax.exam.util.Filter; |
| |
| public abstract class JPAContextTest extends AbstractJPAItest { |
| |
| @Inject |
| UserTransaction ut; |
| |
| @Inject |
| @Filter("(osgi.unit.name=test-unit)") |
| EmSupplier emSupplier; |
| |
| @Before |
| public void preCall() { |
| emSupplier.preCall(); |
| } |
| |
| @After |
| public void postCall() { |
| emSupplier.postCall(); |
| } |
| |
| @Test |
| public void testCreateAndChange() throws Exception { |
| resolveBundles(); |
| EntityManager em = emSupplier.get(); |
| ut.begin(); |
| em.joinTransaction(); |
| try { |
| deleteCars(em); |
| Car car = new Car(); |
| car.setNumberOfSeats(5); |
| car.setEngineSize(1200); |
| car.setColour("blue"); |
| car.setNumberPlate("A1AAA"); |
| em.persist(car); |
| } catch (Exception e) { |
| e.printStackTrace(); |
| } finally { |
| ut.commit(); |
| } |
| |
| Car c = em.find(Car.class, "A1AAA"); |
| |
| assertEquals(5, c.getNumberOfSeats()); |
| assertEquals(1200, c.getEngineSize()); |
| assertEquals("blue", c.getColour()); |
| |
| ut.begin(); |
| try { |
| Car car = em.find(Car.class, "A1AAA"); |
| car.setNumberOfSeats(2); |
| car.setEngineSize(2000); |
| car.setColour("red"); |
| } finally { |
| ut.commit(); |
| } |
| |
| c = em.find(Car.class, "A1AAA"); |
| |
| assertEquals(2, c.getNumberOfSeats()); |
| assertEquals(2000, c.getEngineSize()); |
| assertEquals("red", c.getColour()); |
| } |
| |
| private void deleteCars(EntityManager em) { |
| Query q = em.createQuery("DELETE from Car c"); |
| q.executeUpdate(); |
| |
| q = em.createQuery("SELECT Count(c) from Car c"); |
| assertEquals(0l, q.getSingleResult()); |
| } |
| |
| @Test |
| public void testQueries() throws Exception { |
| final EntityManager em = emSupplier.get(); |
| try { |
| ut.begin(); |
| em.joinTransaction(); |
| deleteCars(em); |
| } finally { |
| ut.commit(); |
| } |
| |
| Query countQuery = em.createQuery("SELECT Count(c) from Car c"); |
| assertEquals(0l, countQuery.getSingleResult()); |
| |
| ut.begin(); |
| em.joinTransaction(); |
| try { |
| Car car = new Car(); |
| car.setNumberOfSeats(5); |
| car.setEngineSize(1200); |
| car.setColour("blue"); |
| car.setNumberPlate("A1AAA"); |
| em.persist(car); |
| |
| car = new Car(); |
| car.setNumberOfSeats(7); |
| car.setEngineSize(1800); |
| car.setColour("green"); |
| car.setNumberPlate("B2BBB"); |
| em.persist(car); |
| } finally { |
| ut.commit(); |
| } |
| |
| assertEquals(2l, countQuery.getSingleResult()); |
| |
| TypedQuery<Car> carQuery = em.createQuery("Select c from Car c ORDER by c.engineSize", |
| Car.class); |
| |
| List<Car> list = carQuery.getResultList(); |
| assertEquals(2l, list.size()); |
| |
| assertEquals(5, list.get(0).getNumberOfSeats()); |
| assertEquals(1200, list.get(0).getEngineSize()); |
| assertEquals("blue", list.get(0).getColour()); |
| assertEquals("A1AAA", list.get(0).getNumberPlate()); |
| |
| assertEquals(7, list.get(1).getNumberOfSeats()); |
| assertEquals(1800, list.get(1).getEngineSize()); |
| assertEquals("green", list.get(1).getColour()); |
| assertEquals("B2BBB", list.get(1).getNumberPlate()); |
| |
| ut.begin(); |
| em.joinTransaction(); |
| try { |
| Car car = em.find(Car.class, "A1AAA"); |
| car.setNumberOfSeats(2); |
| car.setEngineSize(2000); |
| car.setColour("red"); |
| |
| car = em.find(Car.class, "B2BBB"); |
| em.remove(car); |
| |
| car = new Car(); |
| car.setNumberOfSeats(2); |
| car.setEngineSize(800); |
| car.setColour("black"); |
| car.setNumberPlate("C3CCC"); |
| em.persist(car); |
| |
| } finally { |
| ut.commit(); |
| } |
| |
| assertEquals(2l, countQuery.getSingleResult()); |
| |
| list = carQuery.getResultList(); |
| assertEquals(2l, list.size()); |
| |
| assertEquals(2, list.get(0).getNumberOfSeats()); |
| assertEquals(800, list.get(0).getEngineSize()); |
| assertEquals("black", list.get(0).getColour()); |
| assertEquals("C3CCC", list.get(0).getNumberPlate()); |
| |
| assertEquals(2, list.get(1).getNumberOfSeats()); |
| assertEquals(2000, list.get(1).getEngineSize()); |
| assertEquals("red", list.get(1).getColour()); |
| assertEquals("A1AAA", list.get(1).getNumberPlate()); |
| } |
| |
| } |