/*
    * 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.shiro.guice.web;
  
  import java.util.Arrays;
  
  import javax.servlet.Filter;
  import javax.servlet.FilterChain;
  import javax.servlet.ServletRequest;
  import javax.servlet.ServletResponse;
  
  import org.easymock.Capture;
  import org.easymock.IMocksControl;
  import org.junit.Test;
  
  import static org.easymock.EasyMock.and;
  import static org.easymock.EasyMock.anyObject;
  import static org.easymock.EasyMock.capture;
  import static org.easymock.EasyMock.createStrictControl;
  import static org.easymock.EasyMock.same;
  
  public class SimpleFilterChainTest {
      @Test
      public void testDoFilter() throws Exception {
          IMocksControl ctrl = createStrictControl();
  
          FilterChain originalChain = ctrl.createMock(FilterChain.class);
          Filter filter1 = ctrl.createMock("filter1", Filter.class);
          Filter filter2 = ctrl.createMock("filter2", Filter.class);
  
          ServletRequest request = ctrl.createMock(ServletRequest.class);
          ServletResponse response = ctrl.createMock(ServletResponse.class);
  
          Capture<FilterChain> fc1 = Capture.newInstance();
          Capture<FilterChain> fc2 = Capture.newInstance();
          filter1.doFilter(same(request), same(response), and(anyObject(FilterChain.class), capture(fc1)));
          filter2.doFilter(same(request), same(response), and(anyObject(FilterChain.class), capture(fc2)));
          originalChain.doFilter(request, response);
  
          ctrl.replay();
  
          SimpleFilterChain underTest = new SimpleFilterChain(originalChain, Arrays.asList(filter1, filter2).iterator());
  
          // all we actually care about is that, if we keep calling the filter chain, everything is called in the right
          // order - we don't care what fc actually contains
          underTest.doFilter(request, response);
          fc1.getValue().doFilter(request, response);
          fc2.getValue().doFilter(request, response);
  
          ctrl.verify();
      }
  }