content: /*
   * 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.camel.processor.jpa;
  
  import java.util.HashMap;
  
  import jakarta.persistence.EntityManager;
  import jakarta.persistence.EntityManagerFactory;
  import jakarta.persistence.EntityTransaction;
  
  import org.apache.camel.Exchange;
  import org.apache.camel.builder.RouteBuilder;
  import org.apache.camel.component.jpa.JpaComponent;
  import org.apache.camel.component.jpa.JpaConstants;
  import org.apache.camel.component.jpa.JpaEndpoint;
  import org.apache.camel.component.mock.MockEndpoint;
  import org.apache.camel.examples.SendEmail;
  import org.apache.camel.test.junit5.CamelTestSupport;
  import org.junit.jupiter.api.Test;
  import org.mockito.Mock;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNotEquals;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.verify;
  import static org.mockito.Mockito.when;
  
  public class MultipleJpaRouteEndpointTest extends CamelTestSupport {
  
      @Mock
      private final EntityManagerFactory emf1 = mock(EntityManagerFactory.class);
      @Mock
      private final EntityManager em1 = mock(EntityManager.class);
      @Mock
      private final EntityManagerFactory emf2 = mock(EntityManagerFactory.class);
      @Mock
      private final EntityManager em2 = mock(EntityManager.class);
  
      private final SendEmail value1 = new SendEmail("someone@somewhere.org");
      private final SendEmail value2 = new SendEmail("someone@somewhere.org");
  
      @Test
      public void testRouteJpa() throws Exception {
          MockEndpoint mock = getMockEndpoint("mock:result");
          mock.expectedMessageCount(1);
          mock.whenAnyExchangeReceived(this::assertEntityManagerMap);
  
          template.sendBody("direct:start", "start");
  
          MockEndpoint.assertIsSatisfied(context);
          verify(em1).merge(value1);
          verify(em2).merge(value2);
      }
  
      @Override
      protected RouteBuilder createRouteBuilder() {
          when(em1.getTransaction()).thenReturn(mock(EntityTransaction.class));
          when(emf1.createEntityManager()).thenReturn(em1);
          when(em2.getTransaction()).thenReturn(mock(EntityTransaction.class));
          when(emf2.createEntityManager()).thenReturn(em2);
  
          return new RouteBuilder() {
              public void configure() {
                  JpaEndpoint jpa1 = new JpaEndpoint();
                  jpa1.setComponent(new JpaComponent());
                  jpa1.setCamelContext(context);
                  jpa1.setEntityType(SendEmail.class);
                  jpa1.setEntityManagerFactory(emf1);
  
                  JpaEndpoint jpa2 = new JpaEndpoint();
                  jpa2.setComponent(new JpaComponent());
                  jpa2.setCamelContext(context);
                  jpa2.setEntityType(SendEmail.class);
                  jpa2.setEntityManagerFactory(emf2);
  
                  from("direct:start")
                          .setBody(constant(value1))
                          .to(jpa1)
                          .setBody(constant(value2))
                          .to(jpa2)
                          .to("mock:result");
              }
          };
      }
  
      @SuppressWarnings("unchecked")
      private void assertEntityManagerMap(Exchange exchange) {
          HashMap<String, EntityManager> entityManagerMap = exchange.getProperty(JpaConstants.ENTITY_MANAGER, HashMap.class);
          assertNotNull(entityManagerMap);
          assertEquals(2, entityManagerMap.keySet().size());
          assertTrue(entityManagerMap.containsKey(String.valueOf(emf1.hashCode())));
          EntityManager entityManager1 = entityManagerMap.get(String.valueOf(emf1.hashCode()));
          assertTrue(entityManagerMap.containsKey(String.valueOf(emf2.hashCode())));
          EntityManager entityManager2 = entityManagerMap.get(String.valueOf(emf2.hashCode()));
          assertNotEquals(entityManager1, entityManager2);
      }
  }
  