/*
    * ====================================================================
    * 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.http.impl.routing;
  
  import org.apache.hc.client5.http.HttpRoute;
  import org.apache.hc.client5.http.SchemePortResolver;
  import org.apache.hc.client5.http.config.RequestConfig;
  import org.apache.hc.client5.http.protocol.HttpClientContext;
  import org.apache.hc.core5.http.HttpHost;
  import org.apache.hc.core5.http.ProtocolException;
  import org.apache.hc.core5.http.protocol.BasicHttpContext;
  import org.apache.hc.core5.http.protocol.HttpContext;
  import org.junit.Assert;
  import org.junit.Before;
  import org.junit.Test;
  import org.mockito.Mockito;
  
  /**
   * Tests for {@link DefaultRoutePlanner}.
   */
  @SuppressWarnings({"boxing","static-access"}) // test code
  public class TestDefaultRoutePlanner {
  
      private SchemePortResolver schemePortResolver;
      private DefaultRoutePlanner routePlanner;
  
      @Before
      public void setup() {
          schemePortResolver = Mockito.mock(SchemePortResolver.class);
          routePlanner = new DefaultRoutePlanner(schemePortResolver);
      }
  
      @Test
      public void testDirect() throws Exception {
          final HttpHost target = new HttpHost("http", "somehost", 80);
  
          final HttpContext context = new BasicHttpContext();
          final HttpRoute route = routePlanner.determineRoute(target, context);
  
          Assert.assertEquals(target, route.getTargetHost());
          Assert.assertEquals(1, route.getHopCount());
          Assert.assertFalse(route.isSecure());
          Mockito.verify(schemePortResolver, Mockito.never()).resolve(Mockito.<HttpHost>any());
      }
  
      @Test
      public void testDirectDefaultPort() throws Exception {
          final HttpHost target = new HttpHost("https", "somehost", -1);
          Mockito.when(schemePortResolver.resolve(target)).thenReturn(443);
  
          final HttpContext context = new BasicHttpContext();
          final HttpRoute route = routePlanner.determineRoute(target, context);
  
          Assert.assertEquals(new HttpHost("https", "somehost", 443), route.getTargetHost());
          Assert.assertEquals(1, route.getHopCount());
          Assert.assertTrue(route.isSecure());
      }
  
      @Test
      public void testViaProxy() throws Exception {
          final HttpHost target = new HttpHost("http", "somehost", 80);
          final HttpHost proxy = new HttpHost("proxy", 8080);
  
          final HttpClientContext context = HttpClientContext.create();
          context.setRequestConfig(RequestConfig.custom().setProxy(proxy).build());
          final HttpRoute route = routePlanner.determineRoute(target, context);
  
          Assert.assertEquals(target, route.getTargetHost());
          Assert.assertEquals(proxy, route.getProxyHost());
          Assert.assertEquals(2, route.getHopCount());
          Assert.assertFalse(route.isSecure());
          Mockito.verify(schemePortResolver, Mockito.never()).resolve(Mockito.<HttpHost>any());
      }
  
     @Test(expected= ProtocolException.class)
     public void testNullTarget() throws Exception {
         final HttpContext context = new BasicHttpContext();
         routePlanner.determineRoute(null, context);
     }
 
 }