/*
    * Copyright 2004-2006 The Apache Software Foundation.
    *
    * Licensed 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.jsp;
  
  //import org.apache.myfaces.shared_impl.config.MyfacesConfig;
  
  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 org.apache.myfaces.test.base.AbstractJsfTestCase;
  import org.apache.myfaces.test.mock.MockResponseWriter;
  
  public class JspStateManagerImplTest extends AbstractJsfTestCase {
  
      public static void main(String[] args) {
          junit.textui.TestRunner.run(JspStateManagerImplTest.class);
      }
  
      public JspStateManagerImplTest(String name) {
          super(name);
      }
  
      /**
       * New test to address an issue uncovered through TCK testing.
       */
      public void testWriteAndRestoreState() throws Exception
      {
          // additional setup not provided automatically by the myfaces mock stuff
          facesContext.setResponseWriter(new MockResponseWriter(new BufferedWriter(new CharArrayWriter()), null, null));
  
          UIViewRoot viewRoot = facesContext.getViewRoot();
          viewRoot.setViewId("/root");
          StateManager stateManager = new JspStateManagerImpl();
  
          UIOutput output = new UIOutput();
          output.setValue("foo");
          output.setId("foo");
  
          stateManager.writeState(facesContext, stateManager.saveSerializedView(facesContext));
  
          UIViewRoot restoredViewRoot = stateManager.restoreView(facesContext, "/root", RenderKitFactory.HTML_BASIC_RENDER_KIT);
          assertNotNull("restored view root should not be null", restoredViewRoot);
      }
  
      public void testSaveInSessionWithoutSerialize() throws Exception
      {
          // create a fake viewRoot
          UIViewRoot root = new UIViewRoot();
          root.getAttributes().put("key", "value");
  
          // simulate server-side-state-saving without serialization
          Object state = root.saveState(facesContext);
  
          // restore view
          UIViewRoot root1 = new UIViewRoot();
          root1.restoreState(facesContext, state);
  
          // restore view .. next request
          UIViewRoot root2 = new UIViewRoot();
          root2.restoreState(facesContext, state);
  
          // chaange attribute in root1
          root1.getAttributes().put("key", "borken");
  
          // other values should not have been changed
          assertEquals("value", root2.getAttributes().get("key"));
          assertEquals("value", root.getAttributes().get("key"));
      }
  }