/*
    * 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.view.facelets;
  
  import java.util.Locale;
  import org.junit.Assert;
  import org.junit.Test;
  
  import javax.faces.component.UIComponent;
  import javax.faces.component.UIPanel;
  import javax.faces.component.UIViewParameter;
  import javax.faces.component.UIViewRoot;
  import javax.faces.view.ViewMetadata;
  import org.apache.myfaces.view.facelets.bean.ViewBean;
  
  /**
   * Test cases for FaceletViewDeclarationLanguage.
   *
   * @author Jakob Korherr
   */
  public class FaceletViewDeclarationLanguageTest extends FaceletTestCase
  {
  
      /**
       * Test case for MYFACES-3002.
       */
      @Test
      public void testBuildViewUIViewParameters() throws Exception
      {
          // build a UIViewRoot with a UIViewParameter
          ViewMetadata viewMetadata = this.vdl.getViewMetadata(facesContext, "viewparameter1.xhtml");
          UIViewRoot root = viewMetadata.createMetadataView(facesContext);
          facesContext.setViewRoot(root);
  
          // UIViewParameter must be there
          checkUIViewParameter(root);
  
          // build and render view (must not remove UIViewParameter)
          vdl.buildView(facesContext, root, "viewparameter1.xhtml");
          vdl.renderView(facesContext, root);
  
          // UIViewParameter must still be there, because its value is saved in the state!
          checkUIViewParameter(root);
      }
  
      private void checkUIViewParameter(UIViewRoot root)
      {
          // the metadata facet MUST be there
          UIComponent metadataFacet = root.getFacet(UIViewRoot.METADATA_FACET_NAME);
          Assert.assertNotNull(metadataFacet);
          Assert.assertTrue(metadataFacet instanceof UIPanel); // the metadata-facet must be a UIPanel
  
          // get the UIViewParameter
          UIComponent viewParameter = metadataFacet.getChildren().get(0);
          Assert.assertTrue(viewParameter instanceof UIViewParameter);
      }
  
      @Test
      public void testBuildViewUIViewParametersLocale() throws Exception
      {
          request.setAttribute("viewBean", new ViewBean());
          
          // build a UIViewRoot with a UIViewParameter
          ViewMetadata viewMetadata = this.vdl.getViewMetadata(facesContext, "viewparameter2.xhtml");
          UIViewRoot root = viewMetadata.createMetadataView(facesContext);
          facesContext.setViewRoot(root);
  
          // UIViewParameter must be there
          checkUIViewParameter(root);
          
          Assert.assertEquals(Locale.FRANCE, root.getLocale());
  
          // build and render view (must not remove UIViewParameter)
          vdl.buildView(facesContext, root, "viewparameter2.xhtml");
          vdl.renderView(facesContext, root);
  
          // UIViewParameter must still be there, because its value is saved in the state!
          checkUIViewParameter(root);
      }
  }