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.http;
  
  import java.net.ConnectException;
  
  import org.apache.camel.Exchange;
  import org.apache.camel.builder.RouteBuilder;
  import org.apache.camel.component.http.handler.BasicValidationHandler;
  import org.apache.hc.core5.http.impl.bootstrap.HttpServer;
  import org.apache.hc.core5.http.impl.bootstrap.ServerBootstrap;
  import org.apache.hc.core5.util.TimeValue;
  import org.junit.jupiter.api.Disabled;
  import org.junit.jupiter.api.Test;
  
  import static org.apache.camel.http.common.HttpMethods.GET;
  import static org.apache.camel.test.junit5.TestSupport.assertIsInstanceOf;
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  public class HttpNoConnectionRedeliveryTest extends BaseHttpTest {
  
      private HttpServer localServer;
  
      @Override
      public void setupResources() throws Exception {
          localServer = ServerBootstrap.bootstrap()
                  .setCanonicalHostName("localhost").setHttpProcessor(getBasicHttpProcessor())
                  .setConnectionReuseStrategy(getConnectionReuseStrategy()).setResponseFactory(getHttpResponseFactory())
                  .setSslContext(getSSLContext())
                  .register("/search", new BasicValidationHandler(GET.name(), null, null, getExpectedContent())).create();
          localServer.start();
      }
  
      @Override
      public void cleanupResources() throws Exception {
  
          if (localServer != null) {
              localServer.stop();
          }
      }
  
      @Test
      public void httpConnectionOk() {
          Exchange exchange = template.request("direct:start", null);
  
          assertExchange(exchange);
      }
  
      @Test
      @Disabled
      public void httpConnectionNotOk() throws Exception {
          // stop server so there are no connection
          // and wait for it to terminate
          localServer.stop();
          localServer.awaitTermination(TimeValue.ofSeconds(5));
  
          Exchange exchange = template.request("direct:start", null);
          assertTrue(exchange.isFailed());
  
          ConnectException cause = assertIsInstanceOf(ConnectException.class, exchange.getException());
          assertTrue(cause.getMessage().contains("failed"));
  
          assertEquals(true, exchange.getIn().getHeader(Exchange.REDELIVERED));
          assertEquals(4, exchange.getIn().getHeader(Exchange.REDELIVERY_COUNTER));
      }
  
      @Override
      protected RouteBuilder createRouteBuilder() {
          return new RouteBuilder() {
              @Override
              public void configure() {
                  from("direct:start")
                          .onException(ConnectException.class)
                          .maximumRedeliveries(4)
                          .backOffMultiplier(2)
                          .redeliveryDelay(100)
                          .maximumRedeliveryDelay(5000)
                          .useExponentialBackOff()
                          .end()
                          .to("http://localhost:" + localServer.getLocalPort()
                              + "/search");
              }
          };
      }
  }
  