/*
    * 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.myfaces.application;
  
  import java.io.BufferedWriter;
  import java.io.CharArrayWriter;
  
  import javax.faces.application.StateManager;
  import javax.faces.component.UIOutput;
  import javax.faces.component.UIViewRoot;
  import javax.faces.render.RenderKitFactory;
  import javax.faces.render.ResponseStateManager;
  
  import org.apache.myfaces.renderkit.html.HtmlResponseStateManager;
  import org.apache.myfaces.shared.util.StateUtils;
  import org.apache.myfaces.shared_impl.util.serial.DefaultSerialFactory;
  import org.apache.myfaces.test.base.junit4.AbstractJsfConfigurableMultipleRequestsTestCase;
  import org.apache.myfaces.test.mock.MockRenderKit;
  import org.apache.myfaces.test.mock.MockResponseWriter;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.junit.runners.JUnit4;
  import org.testng.Assert;
  
  @RunWith(JUnit4.class)
  public class StateManagerImplTest extends AbstractJsfConfigurableMultipleRequestsTestCase
  {
  
      public StateManagerImplTest()
      {
          super();
      }
  
      @Test
      public void testWriteAndRestoreState() throws Exception
      {
          StateManager stateManager = null;
          String viewStateParam = null;
          
          //renderKit.setResponseStateManager(new HtmlResponseStateManager());
          //StateUtils.initSecret(servletContext);
          //servletContext.setAttribute(StateUtils.SERIAL_FACTORY, new DefaultSerialFactory());
          servletContext.addInitParameter(StateManager.STATE_SAVING_METHOD_PARAM_NAME, StateManager.STATE_SAVING_METHOD_CLIENT);
          
          try
          {
              setupRequest();
              
              facesContext.setResponseWriter(new MockResponseWriter(new BufferedWriter(new CharArrayWriter()), null, null));
      
              UIViewRoot viewRoot = facesContext.getViewRoot();
              viewRoot.setViewId("/root");
              stateManager = new StateManagerImpl();
      
              UIOutput output = new UIOutput();
              output.setValue("foo");
              output.setId("foo");
      
              stateManager.writeState(facesContext, stateManager.saveView(facesContext));
              
              viewStateParam = stateManager.getViewState(facesContext);
          }
          finally
          {
              tearDownRequest();
          }
  
          try
          {
              setupRequest();
              
              request.addParameter(ResponseStateManager.VIEW_STATE_PARAM, viewStateParam);
      
              UIViewRoot restoredViewRoot = stateManager.restoreView(facesContext, "/root", RenderKitFactory.HTML_BASIC_RENDER_KIT);
              
              Assert.assertNotNull(restoredViewRoot);
          }
          finally
          {
              tearDownRequest();
          }
      }
  
     @Test
     public void testWriteAndRestoreStateWithMyFacesRSM() throws Exception
     {
         StateManager stateManager = null;
         String viewStateParam = null;
 
         setupRequest();
         
         ((MockRenderKit)renderKit).setResponseStateManager(new HtmlResponseStateManager());
         StateUtils.initSecret(servletContext);
         servletContext.setAttribute(StateUtils.SERIAL_FACTORY, new DefaultSerialFactory());
         
         tearDownRequest();
         
         try
         {
             setupRequest();
             
             facesContext.setResponseWriter(new MockResponseWriter(new BufferedWriter(new CharArrayWriter()), null, null));
     
             UIViewRoot viewRoot = facesContext.getViewRoot();
             viewRoot.setViewId("/root");
             stateManager = new StateManagerImpl();
     
             UIOutput output = new UIOutput();
             output.setValue("foo");
             output.setId("foo");
     
             stateManager.writeState(facesContext, stateManager.saveView(facesContext));
             
             viewStateParam = stateManager.getViewState(facesContext);
         }
         finally
         {
             tearDownRequest();
         }
 
         try
         {
             setupRequest();
             
             request.addParameter(ResponseStateManager.VIEW_STATE_PARAM, viewStateParam);
     
             UIViewRoot restoredViewRoot = stateManager.restoreView(facesContext, "/root", RenderKitFactory.HTML_BASIC_RENDER_KIT);
             
             Assert.assertNotNull(restoredViewRoot);
         }
         finally
         {
             tearDownRequest();
         }
     }
 }