1 /* 2 * Copyright (C) 2010 Google, Inc. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.inject.persist.jpa; 18 19 import com.google.inject.Guice; 20 import com.google.inject.Injector; 21 import com.google.inject.persist.PersistService; 22 import com.google.inject.persist.UnitOfWork; 23 import javax.persistence.EntityManager; 24 import javax.persistence.EntityManagerFactory; 25 import junit.framework.TestCase; 26 27 /** @author Dhanji R. Prasanna (dhanji@gmail.com) */ 28 29 public class EntityManagerFactoryProvisionTest extends TestCase { 30 private Injector injector; 31 32 @Override setUp()33 public void setUp() { 34 injector = Guice.createInjector(new JpaPersistModule("testUnit")); 35 } 36 37 @Override tearDown()38 public final void tearDown() { 39 injector.getInstance(UnitOfWork.class).end(); 40 injector.getInstance(EntityManagerFactory.class).close(); 41 } 42 testSessionCreateOnInjection()43 public void testSessionCreateOnInjection() { 44 45 assertEquals( 46 "SINGLETON VIOLATION " + UnitOfWork.class.getName(), 47 injector.getInstance(UnitOfWork.class), 48 injector.getInstance(UnitOfWork.class)); 49 50 //startup persistence 51 injector.getInstance(PersistService.class).start(); 52 53 //obtain em 54 assertTrue(injector.getInstance(EntityManager.class).isOpen()); 55 } 56 } 57