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   * 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.reactive.streams.springboot.test;
  
  import java.util.concurrent.CountDownLatch;
  import java.util.concurrent.TimeUnit;
  
  import org.apache.camel.CamelContext;
  import org.apache.camel.builder.RouteBuilder;
  import org.apache.camel.component.reactive.streams.ReactiveStreamsComponent;
  import org.apache.camel.component.reactive.streams.ReactiveStreamsConstants;
  import org.apache.camel.component.reactive.streams.api.CamelReactiveStreams;
  import org.apache.camel.component.reactive.streams.api.CamelReactiveStreamsService;
  import org.apache.camel.component.reactive.streams.engine.DefaultCamelReactiveStreamsService;
  import org.apache.camel.test.spring.junit5.CamelSpringBootTest;
  import org.junit.jupiter.api.Test;
  import org.reactivestreams.Publisher;
  import org.reactivestreams.Subscriber;
  import org.reactivestreams.Subscription;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.boot.autoconfigure.SpringBootApplication;
  import org.springframework.boot.test.context.SpringBootTest;
  import org.springframework.context.annotation.Configuration;
  import org.springframework.stereotype.Component;
  import org.springframework.test.annotation.DirtiesContext;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNull;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  @CamelSpringBootTest
  @DirtiesContext
  @SpringBootApplication
  @SpringBootTest(classes = { ReactiveStreamsAutoConfigurationTest.TestConfiguration.class }, properties = {
          "camel.component.reactive-streams.thread-pool-name=rs-test" })
  public class ReactiveStreamsAutoConfigurationTest {
      @Autowired
      private CamelContext context;
      @Autowired
      private CamelReactiveStreamsService reactiveStreamsService;
  
      @Test
      public void testConfiguration() throws Exception {
          CamelReactiveStreamsService service = CamelReactiveStreams.get(context);
          assertTrue(service instanceof DefaultCamelReactiveStreamsService);
          assertEquals(service, reactiveStreamsService);
  
          ReactiveStreamsComponent component = context.getComponent(ReactiveStreamsConstants.SCHEME,
                  ReactiveStreamsComponent.class);
          assertEquals("rs-test", component.getThreadPoolName());
      }
  
      @Test
      public void testService() throws Exception {
          CamelReactiveStreamsService service = CamelReactiveStreams.get(context);
          CountDownLatch latch = new CountDownLatch(1);
          String[] res = new String[1];
          Throwable[] error = new Throwable[1];
          Publisher<String> string = service.fromStream("stream", String.class);
  
          string.subscribe(new Subscriber<String>() {
              @Override
              public void onSubscribe(Subscription subscription) {
                  subscription.request(100);
              }
  
              @Override
              public void onNext(String s) {
                  res[0] = s;
                  latch.countDown();
              }
  
              @Override
              public void onError(Throwable throwable) {
                  error[0] = throwable;
              }
  
              @Override
              public void onComplete() {
              }
          });
  
          context.createFluentProducerTemplate().to("direct:endpoint").withBody("Hello").send();
  
          assertTrue(latch.await(5, TimeUnit.SECONDS));
          assertEquals("Hello", res[0]);
          Thread.sleep(100);
          assertNull(error[0]);
      }
  
      @Component
      static class Routes extends RouteBuilder {
          @Override
          public void configure() throws Exception {
              from("direct:endpoint").to("reactive-streams:stream");
          }
      }
  
      @Configuration
      public static class TestConfiguration {
      }
  }
  