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.example.kafka;
  
  import java.util.UUID;
  import java.util.concurrent.TimeUnit;
  
  import org.apache.camel.CamelContext;
  import org.apache.camel.RoutesBuilder;
  import org.apache.camel.builder.NotifyBuilder;
  import org.apache.camel.test.infra.kafka.services.KafkaService;
  import org.apache.camel.test.infra.kafka.services.KafkaServiceFactory;
  import org.apache.camel.test.junit5.CamelTestSupport;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.extension.RegisterExtension;
  
  import static org.apache.camel.example.kafka.MessagePublisherClient.setUpKafkaComponent;
  import static org.apache.camel.util.PropertiesHelper.asProperties;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  /**
   * A unit test checking that Camel can produce and consume messages to / from a Kafka broker.
   */
  class KafkaTest extends CamelTestSupport {
  
      @RegisterExtension
      private static final KafkaService SERVICE = KafkaServiceFactory.createService();
  
      @Override
      protected CamelContext createCamelContext() throws Exception {
          CamelContext camelContext = super.createCamelContext();
          // Set the location of the configuration
          camelContext.getPropertiesComponent().setLocation("classpath:application.properties");
  
          // Override the host and port of the broker
          camelContext.getPropertiesComponent().setOverrideProperties(
              asProperties(
                  "kafka.brokers", SERVICE.getBootstrapServers()
              )
          );
          setUpKafkaComponent(camelContext);
          return camelContext;
      }
  
      public void setupResources() throws Exception {
          // Replace the from endpoint to send messages easily
      	// still use the deprecated method for now as method is not visible camelContextConfiguration().replaceRouteFromWith("input", "direct:in");
          replaceRouteFromWith("input", "direct:in");
          super.setupResources();
      }
  
      @Test
      void should_exchange_messages_with_a_kafka_broker() throws Exception {
          String message = UUID.randomUUID().toString();
          template.sendBody("direct:in", message);
          NotifyBuilder notify = new NotifyBuilder(context).fromRoute("FromKafka")
                  .whenCompleted(1).whenBodiesReceived(message).create();
          assertTrue(
              notify.matches(20, TimeUnit.SECONDS), "1 message should be completed"
          );
      }
  
      @Override
      protected RoutesBuilder[] createRouteBuilders() {
          return new RoutesBuilder[]{
              MessageConsumerClient.createRouteBuilder(), MessagePublisherClient.createRouteBuilder()
          };
      }
  }
  