/*
    * ====================================================================
    * 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.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   *
   */
  
  package org.apache.hc.client5.testing.async;
  
  import java.net.InetSocketAddress;
  import java.util.concurrent.Future;
  
  import org.apache.hc.client5.http.impl.async.CloseableHttpAsyncClient;
  import org.apache.hc.core5.function.Decorator;
  import org.apache.hc.core5.http.HttpHost;
  import org.apache.hc.core5.http.URIScheme;
  import org.apache.hc.core5.http.config.Http1Config;
  import org.apache.hc.core5.http.nio.AsyncServerExchangeHandler;
  import org.apache.hc.core5.http.protocol.HttpProcessor;
  import org.apache.hc.core5.http2.config.H2Config;
  import org.apache.hc.core5.io.CloseMode;
  import org.apache.hc.core5.reactor.ListenerEndpoint;
  import org.junit.Rule;
  import org.junit.rules.ExternalResource;
  
  public abstract class AbstractIntegrationTestBase<T extends CloseableHttpAsyncClient> extends AbstractServerTestBase {
  
      public AbstractIntegrationTestBase(final URIScheme scheme) {
          super(scheme);
      }
  
      public AbstractIntegrationTestBase() {
          super(URIScheme.HTTP);
      }
  
      protected T httpclient;
  
      protected abstract T createClient() throws Exception;
  
      @Rule
      public ExternalResource clientResource = new ExternalResource() {
  
          @Override
          protected void after() {
              if (httpclient != null) {
                  httpclient.close(CloseMode.GRACEFUL);
                  httpclient = null;
              }
          }
  
      };
  
      public abstract HttpHost start() throws Exception;
  
      public final HttpHost start(
              final HttpProcessor httpProcessor,
              final Decorator<AsyncServerExchangeHandler> exchangeHandlerDecorator,
              final Http1Config h1Config) throws Exception {
          server.start(httpProcessor, exchangeHandlerDecorator, h1Config);
          final Future<ListenerEndpoint> endpointFuture = server.listen(new InetSocketAddress(0));
          httpclient = createClient();
          httpclient.start();
          final ListenerEndpoint endpoint = endpointFuture.get();
          final InetSocketAddress address = (InetSocketAddress) endpoint.getAddress();
          return new HttpHost(scheme.name(), "localhost", address.getPort());
      }
  
      public final HttpHost start(
              final HttpProcessor httpProcessor,
              final Http1Config h1Config) throws Exception {
          return start(httpProcessor, null, h1Config);
      }
  
      public final HttpHost start(
              final HttpProcessor httpProcessor,
              final Decorator<AsyncServerExchangeHandler> exchangeHandlerDecorator,
              final H2Config h2Config) throws Exception {
          server.start(httpProcessor, exchangeHandlerDecorator, h2Config);
          final Future<ListenerEndpoint> endpointFuture = server.listen(new InetSocketAddress(0));
         httpclient = createClient();
         httpclient.start();
         final ListenerEndpoint endpoint = endpointFuture.get();
         final InetSocketAddress address = (InetSocketAddress) endpoint.getAddress();
         return new HttpHost(scheme.name(), "localhost", address.getPort());
     }
 
 
     public final HttpHost start(
             final HttpProcessor httpProcessor,
             final H2Config h2Config) throws Exception {
         return start(httpProcessor, null, h2Config);
     }
 
 }