/*
    * ====================================================================
    * 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.sync;
  
  import java.io.IOException;
  import java.util.HashSet;
  import java.util.Locale;
  import java.util.Set;
  
  import org.apache.hc.client5.http.classic.methods.HttpGet;
  import org.apache.hc.client5.http.impl.classic.CloseableHttpResponse;
  import org.apache.hc.client5.http.impl.classic.HttpClients;
  import org.apache.hc.client5.http.protocol.HttpClientContext;
  import org.apache.hc.core5.http.ClassicHttpRequest;
  import org.apache.hc.core5.http.ClassicHttpResponse;
  import org.apache.hc.core5.http.Header;
  import org.apache.hc.core5.http.HttpException;
  import org.apache.hc.core5.http.HttpHost;
  import org.apache.hc.core5.http.HttpRequest;
  import org.apache.hc.core5.http.HttpStatus;
  import org.apache.hc.core5.http.io.HttpRequestHandler;
  import org.apache.hc.core5.http.io.entity.EntityUtils;
  import org.apache.hc.core5.http.io.entity.StringEntity;
  import org.apache.hc.core5.http.protocol.HttpContext;
  import org.junit.Assert;
  import org.junit.Test;
  
  /**
   * Client protocol handling tests.
   */
  public class TestMinimalClientRequestExecution extends LocalServerTestBase {
  
      private static class SimpleService implements HttpRequestHandler {
  
          public SimpleService() {
              super();
          }
  
          @Override
          public void handle(
                  final ClassicHttpRequest request,
                  final ClassicHttpResponse response,
                  final HttpContext context) throws HttpException, IOException {
              response.setCode(HttpStatus.SC_OK);
              final StringEntity entity = new StringEntity("Whatever");
              response.setEntity(entity);
          }
      }
  
      @Test
      public void testNonCompliantURIWithContext() throws Exception {
          this.server.registerHandler("*", new SimpleService());
          this.httpclient = HttpClients.createMinimal();
          final HttpHost target = start();
  
          final HttpClientContext context = HttpClientContext.create();
          for (int i = 0; i < 10; i++) {
              final HttpGet request = new HttpGet("/");
              try (final CloseableHttpResponse response = this.httpclient.execute(target, request, context)) {
                  EntityUtils.consume(response.getEntity());
                  Assert.assertEquals(HttpStatus.SC_OK, response.getCode());
              }
  
              final HttpRequest reqWrapper = context.getRequest();
              Assert.assertNotNull(reqWrapper);
  
              final Header[] headers = reqWrapper.getHeaders();
              final Set<String> headerSet = new HashSet<>();
              for (final Header header: headers) {
                  headerSet.add(header.getName().toLowerCase(Locale.ROOT));
              }
              Assert.assertEquals(3, headerSet.size());
              Assert.assertTrue(headerSet.contains("connection"));
              Assert.assertTrue(headerSet.contains("host"));
              Assert.assertTrue(headerSet.contains("user-agent"));
         }
     }
 
     @Test
     public void testNonCompliantURIWithoutContext() throws Exception {
         this.server.registerHandler("*", new SimpleService());
         this.httpclient = HttpClients.createMinimal();
         final HttpHost target = start();
 
         for (int i = 0; i < 10; i++) {
             final HttpGet request = new HttpGet("/");
             try (final CloseableHttpResponse response = this.httpclient.execute(target, request)) {
                 EntityUtils.consume(response.getEntity());
                 Assert.assertEquals(HttpStatus.SC_OK, response.getCode());
             }
         }
     }
 
 }