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.component.kafka;
  
  import org.apache.camel.CamelContext;
  import org.apache.camel.ExtendedCamelContext;
  import org.apache.camel.Processor;
  import org.apache.camel.spi.ExchangeFactory;
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
  import static org.junit.jupiter.api.Assertions.assertThrows;
  import static org.mockito.ArgumentMatchers.any;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.when;
  
  public class KafkaConsumerTest {
  
      private final KafkaConfiguration configuration = mock(KafkaConfiguration.class);
      private final KafkaClientFactory clientFactory = mock(KafkaClientFactory.class);
      private final KafkaComponent component = mock(KafkaComponent.class);
      private final KafkaEndpoint endpoint = mock(KafkaEndpoint.class);
      private final Processor processor = mock(Processor.class);
      private final CamelContext context = mock(CamelContext.class);
      private final ExtendedCamelContext ecc = mock(ExtendedCamelContext.class);
      private final ExchangeFactory ef = mock(ExchangeFactory.class);
  
      @Test
      public void consumerRequiresBootstrapServers() {
          when(endpoint.getCamelContext()).thenReturn(context);
          when(context.getCamelContextExtension()).thenReturn(ecc);
          when(ecc.getExchangeFactory()).thenReturn(ef);
          when(ef.newExchangeFactory(any())).thenReturn(ef);
          when(endpoint.getComponent()).thenReturn(component);
          when(endpoint.getConfiguration()).thenReturn(configuration);
          when(endpoint.getConfiguration().getGroupId()).thenReturn("groupOne");
          when(endpoint.getKafkaClientFactory()).thenReturn(clientFactory);
          when(component.getKafkaClientFactory()).thenReturn(clientFactory);
          when(clientFactory.getBrokers(any())).thenThrow(new IllegalArgumentException());
          final KafkaConsumer kafkaConsumer = new KafkaConsumer(endpoint, processor);
  
          assertThrows(IllegalArgumentException.class, () -> kafkaConsumer.getProps());
      }
  
      @Test
      public void consumerOnlyRequiresBootstrapServers() {
          when(endpoint.getCamelContext()).thenReturn(context);
          when(context.getCamelContextExtension()).thenReturn(ecc);
          when(ecc.getExchangeFactory()).thenReturn(ef);
          when(ef.newExchangeFactory(any())).thenReturn(ef);
          when(endpoint.getComponent()).thenReturn(component);
          when(endpoint.getConfiguration()).thenReturn(configuration);
          when(endpoint.getConfiguration().getBrokers()).thenReturn("localhost:2181");
  
          assertDoesNotThrow(() -> new KafkaConsumer(endpoint, processor));
      }
  }
  