/**
    * Copyright 2005-2013 The Kuali Foundation
    *
    * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
    *
   * 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.kuali.rice.krad.uif.view;
  
  import java.util.ArrayList;
  import java.util.List;
  import java.util.concurrent.Callable;
  
  import org.junit.Before;
  import org.junit.Test;
  import org.kuali.rice.krad.uif.component.BindingInfo;
  import org.kuali.rice.krad.uif.component.Component;
  import org.kuali.rice.krad.uif.control.TextControl;
  import org.kuali.rice.krad.uif.field.InputField;
  import org.kuali.rice.krad.uif.lifecycle.ViewLifecycle;
  import org.kuali.rice.krad.uif.service.ViewHelperService;
  
  import static org.junit.Assert.*;
  import static org.mockito.Mockito.*;
  
  /**
   * ViewIndexTest has various tests for ViewIndex
   * 
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  public class ViewIndexTest {
      @Before
      public void setUp() throws Exception {
  
      }
  
      /**
       * test that clear indexes after render does not clear fields with a value for
       * refreshWhenChanged and their nested controls
       * 
       * @throws Exception
       */
      @Test
      public void testClearIndexesAfterRender() throws Exception {
          // create an input field
          final InputField field = ViewLifecycle.encapsulateInitialization(new Callable<InputField>(){
              @Override
              public InputField call() throws Exception {
                  InputField field = new InputField();
                  BindingInfo bindingInfo = new BindingInfo();
                  bindingInfo.setBindingPath("property1");
                  field.setBindingInfo(bindingInfo);
                  String fieldId = "field1";
                  field.setId(fieldId);
  
                  List<String> refreshWhenChangedPropertyNames = field.getRefreshWhenChangedPropertyNames();
                  refreshWhenChangedPropertyNames = refreshWhenChangedPropertyNames == null ?
                          new ArrayList<String>() : new ArrayList<String>(refreshWhenChangedPropertyNames);
                  refreshWhenChangedPropertyNames.add("#lp.allDay eq true");
                  field.setRefreshWhenChangedPropertyNames(refreshWhenChangedPropertyNames);
  
                  // set a control
                  TextControl textControl = new TextControl();
                  String controlId = "text1";
                  textControl.setId(controlId);
                  field.setControl(textControl);
                  return field;
              }
          });
  
          final ViewIndex viewIndex = new ViewIndex();
          View view = mock(View.class);
          ViewHelperService helper = mock(ViewHelperService.class);
          when(view.getViewHelperService()).thenReturn(helper);
  
          ViewLifecycle.encapsulateLifecycle(view, null, null, null, new Runnable(){
              @Override
              public void run() {
                  Component[] components = {field.copy()};
  
                  //add to view index
                  for (Component component : components) {
                      viewIndex.indexComponent(component);
                      viewIndex.addInitialComponentStateIfNeeded(component);
                  }
  
                  // verify initial view index state
                  for (Component component : components) {
                      assertNotNull(viewIndex.getComponentById(component.getId()));
                  }
  
                 viewIndex.clearIndexesAfterRender();
                 // confirm that the index still has the components
                 for (Component component : components) {
                     assertNotNull(viewIndex.getComponentById(component.getId()));
                     assertTrue(viewIndex.getInitialComponentStates().containsKey(component.getId()));
                 }
             }});
         
     }
 }