tests/org.eclipse.rap.rwt.test/src/org/eclipse/swt/widgets/Widget_Test.java

/*******************************************************************************
 * Copyright (c) 2002-2006 Innoopract Informationssysteme GmbH.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *     Innoopract Informationssysteme GmbH - initial API and implementation
 ******************************************************************************/

package org.eclipse.swt.widgets;

import junit.framework.TestCase;
import org.eclipse.swt.SWT;
import com.w4t.Fixture;


public class Widget_Test extends TestCase {
  
  protected void setUp() throws Exception {
    Fixture.setUp();
  }

  protected void tearDown() throws Exception {
    Fixture.tearDown();
  }

  public void testData() {
    Display display = new Display();
    Shell shell = new Shell( display, SWT.NONE );
    Widget widget = new Text( shell, SWT.NONE );
    
    // Test initial state
    assertEquals( null, widget.getData() );
    
    Object singleData = new Object();
    // Set/get some single data
    widget.setData( singleData );
    assertSame( singleData, widget.getData() );
    
    // Set/get some keyed data, ensure that single datat remains unchanged
    Object keyedData = new Object();
    widget.setData( "key", keyedData );
    widget.setData( "null-key", null );
    assertSame( singleData, widget.getData() );
    assertSame( keyedData, widget.getData( "key" ) );
    assertSame( null, widget.getData( "null-key" ) );
    
    // Test keyed data with illegal arguments
    try {
      widget.setData( null, new Object() );
      fail( "Must not allow to set data with null key" );
    } catch( NullPointerException e ) {
      // expected
    }
    try {
      widget.getData( null );
      fail( "Must not allow to get data for null key" );
    } catch( NullPointerException e ) {
      // expected
    }
  }
  
  public void testCheckBits() {
    int style = SWT.VERTICAL | SWT.HORIZONTAL;
    int result = Widget.checkBits( style, 
                                   SWT.VERTICAL, 
                                   SWT.HORIZONTAL, 
                                   0, 
                                   0, 
                                   0, 
                                   0 );
    assertTrue( ( result & SWT.VERTICAL ) != 0 );
    assertFalse( ( result & SWT.HORIZONTAL ) != 0 );
  }
}