/*
    * 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.renderkit.html;
  
  import java.io.IOException;
  import java.io.StringWriter;
  
  import javax.el.ValueExpression;
  import javax.faces.component.UIComponent;
  import javax.faces.component.UIForm;
  import javax.faces.component.UIViewRoot;
  import javax.faces.component.html.HtmlInputText;
  import javax.faces.component.html.HtmlOutputText;
  import javax.faces.context.FacesContext;
  import javax.faces.convert.Converter;
  import javax.faces.convert.ConverterException;
  
  import junit.framework.Test;
  import junit.framework.TestSuite;
  
  import org.apache.myfaces.test.utils.HtmlCheckAttributesUtil;
  import org.apache.myfaces.test.utils.HtmlRenderedAttr;
  import org.apache.shale.test.base.AbstractJsfTestCase;
  import org.apache.shale.test.el.MockValueExpression;
  import org.apache.shale.test.mock.MockRenderKitFactory;
  import org.apache.shale.test.mock.MockResponseWriter;
  
  /**
   * @author Bruno Aranda (latest modification by $Author: grantsmith $)
   * @version $Revision: 472618 $ $Date: 2006-11-09 04:06:54 +0800 (Thu, 09 Nov 2006) $
   */
  public class HtmlTextRendererTest extends AbstractJsfTestCase
  {
  
      public static Test suite()
      {
          return new TestSuite(HtmlTextRendererTest.class); // needed in maven
      }
  
      private MockResponseWriter writer ;
      private HtmlOutputText outputText;
      private HtmlInputText inputText;
  
      public HtmlTextRendererTest(String name)
      {
          super(name);
      }
  
      public void setUp() throws Exception
      {
          super.setUp();
  
          outputText = new HtmlOutputText();
          inputText = new HtmlInputText();
  
          writer = new MockResponseWriter(new StringWriter(), null, null);
          facesContext.setResponseWriter(writer);
          // TODO remove these two lines once shale-test goes alpha, see MYFACES-1155
          facesContext.getViewRoot().setRenderKitId(MockRenderKitFactory.HTML_BASIC_RENDER_KIT);
          facesContext.getRenderKit().addRenderer(
                  outputText.getFamily(),
                  outputText.getRendererType(),
                  new HtmlTextRenderer());
          facesContext.getRenderKit().addRenderer(
                  inputText.getFamily(),
                  inputText.getRendererType(),
                  new HtmlTextRenderer());
      }
  
      public void tearDown() throws Exception
      {
          super.tearDown();
          outputText = null;
          inputText = null;
          writer = null;
      }
  
      public void testStyleClassAttr() throws IOException
      {
          outputText.setValue("Output");
          outputText.setStyleClass("myStyleClass");
  
          outputText.encodeEnd(facesContext);
         facesContext.renderResponse();
 
         String output = writer.getWriter().toString();
 
         assertEquals("<span class=\"myStyleClass\">Output</span>", output);
         assertNotSame("Output", output);
     }
 
     public void testHtmlPropertyPassTru() throws Exception
     {
         HtmlRenderedAttr[] attrs = HtmlCheckAttributesUtil.generateBasicAttrs();
         
 
         HtmlCheckAttributesUtil.checkRenderedAttributes(
                 inputText, facesContext, writer, attrs);
         if(HtmlCheckAttributesUtil.hasFailedAttrRender(attrs)) {
             fail(HtmlCheckAttributesUtil.constructErrorMessage(attrs, writer.getWriter().toString()));
         }
     }
     
     public void testWhenSubmittedValueIsNullDefaultShouldDissapearFromRendering() {
         //See MYFACES-2161 and MYFACES-1549 for details
         UIViewRoot root = new UIViewRoot();
         UIForm form = new UIForm();
         form.setId("formId");
         
         form.getChildren().add(inputText);
         root.getChildren().add(form);
         
         Converter converter = new Converter()
         {
             public Object getAsObject(FacesContext context,
                     UIComponent component, String value)
                     throws ConverterException
             {
                 if (value == null || "".equals(value))
                     return null;
                 else
                     return value;
             }
 
             public String getAsString(FacesContext context,
                     UIComponent component, Object value)
                     throws ConverterException
             {
                 if (value == null)
                     return "";
                 else
                     return value.toString();
             }
         };
         
         inputText.setConverter(converter);
         
         ValueExpression expression = new MockValueExpression("#{requestScope.someDefaultValueOnBean}",String.class);
         expression.setValue(facesContext.getELContext(), "defaultValue");
         inputText.setValueExpression("value", expression);
         
         // 1) user enters an empty string in an input-component: ""
         //Call to setSubmittedValue on HtmlRendererUtils.decodeUIInput(facesContext, component), 
         //that is called from renderer decode()
         facesContext.getExternalContext().getRequestParameterMap().put(inputText.getClientId(facesContext), "");
         
         inputText.decode(facesContext);
         
         // 2) conversion and validation phase: "" --> setValue(null);
         // isLocalValueSet = true; setSubmittedValue(null);
         inputText.validate(facesContext);
         
         // 3) validation fails in some component on the page --> update model
         // phase is skipped
         // No OP
         
         // 4) renderer calls getValue(); --> getValue() evaluates the
         // value-binding, as the local-value is 'null', and I get the
         // default-value of the bean shown again
         assertNotSame(expression.getValue(facesContext.getELContext()), inputText.getValue());
         assertNull(inputText.getValue());
     }
 
 }