package javax.faces.component;
   
   import java.util.Arrays;
   import java.util.Collection;
   import java.util.Date;
   
   import javax.faces.event.ActionListener;
   import javax.faces.event.FacesListener;
   import javax.faces.event.ValueChangeListener;
  
  import static org.testng.Assert.*;
  
  import org.testng.annotations.BeforeMethod;
  import org.testng.annotations.Test;
  
  /**
   * Created by IntelliJ IDEA.
   * User: mathias
   * Date: 18.03.2007
   * Time: 01:16:50
   * To change this template use File | Settings | File Templates.
   */
  public class UIComponentBaseFacesListenerTest extends AbstractUIComponentBaseTest
  {
      private ActionListener _actionListener;
      private ValueChangeListener _valueChangeListener;
  
      @Override
      @BeforeMethod
      protected void setUp() throws Exception
      {
          super.setUp();
          _actionListener = _mocksControl.createMock(ActionListener.class);
          _valueChangeListener = _mocksControl.createMock(ValueChangeListener.class);
      }
  
      @Test(expectedExceptions = {NullPointerException.class})
      public void testArgNPE() throws Exception
      {
          _testImpl.getFacesListeners(null);
      }
  
      @Test(expectedExceptions = {IllegalArgumentException.class})
      public void testInvalidListenerType() throws Exception
      {
          _testImpl.getFacesListeners(Date.class);
      }
  
      @Test
      public void testEmptyListener() throws Exception
      {
          FacesListener[] listener = _testImpl.getFacesListeners(ActionListener.class);
          assertNotNull(listener);
          assertEquals(0, listener.length);
      }
  
      @Test
      public void testGetFacesListeners()
      {
          _testImpl.addFacesListener(_actionListener);
  
          FacesListener[] listener = _testImpl.getFacesListeners(ValueChangeListener.class);
          assertNotNull(listener);
          assertEquals(0, listener.length);
          assertTrue(ValueChangeListener.class.equals(listener.getClass().getComponentType()));
  
          _testImpl.addFacesListener(_valueChangeListener);
  
          listener = _testImpl.getFacesListeners(FacesListener.class);
          assertNotNull(listener);
          assertEquals(2, listener.length);
          Collection<FacesListener> col = Arrays.asList(listener);
          assertTrue(col.contains(_actionListener));
          assertTrue(col.contains(_valueChangeListener));
      }
  
      @Test(expectedExceptions = {NullPointerException.class})
      public void testRemoveFacesListenerArgNPE() throws Exception
      {
          _testImpl.removeFacesListener(null);
      }
  
      @Test
      public void testRemoveFacesListener() throws Exception
      {
          _testImpl.addFacesListener(_actionListener);
          assertEquals(_actionListener, _testImpl.getFacesListeners(FacesListener.class)[0]);
          _testImpl.removeFacesListener(_actionListener);
          assertEquals(0, _testImpl.getFacesListeners(FacesListener.class).length);
      }
  }