tests/org.eclipse.rap.rwt.test/src/org/eclipse/swt/widgets/TreeItem_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.RWTFixture;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Font;

public class TreeItem_Test extends TestCase {

  public void testConstructor() {
    Display display = new Display();
    Shell shell = new Shell( display , SWT.NONE );
    Tree tree = new Tree( shell, SWT.NONE );
    TreeItem item = new TreeItem( tree, SWT.NONE );
    assertSame( display, item.getDisplay() );
    assertEquals( "", item.getText() );
    assertSame( item, tree.getItem( tree.getItemCount() - 1 ) );
    try {
      new TreeItem( ( TreeItem )null, SWT.NONE );
      fail( "Must not allow null-parent" );
    } catch( NullPointerException e ) {
      // expected
    }
    try {
      new TreeItem( ( Tree )null, SWT.NONE );
      fail( "Must not allow null-parent" );
    } catch( NullPointerException e ) {
      // expected
    }
  }
  
  public void testRemoveAll() {
    Display display = new Display();
    Shell shell = new Shell( display , SWT.NONE );
    Tree tree = new Tree( shell, SWT.NONE );
    TreeItem item1 = new TreeItem( tree, SWT.NONE );
    TreeItem item11 = new TreeItem( item1, SWT.NONE );
    TreeItem item111 = new TreeItem( item11, SWT.NONE );
    TreeItem item2 = new TreeItem( tree, SWT.NONE );
    item1.removeAll();
    assertEquals( false, item1.isDisposed() );
    assertEquals( true, item11.isDisposed() );
    assertEquals( true, item111.isDisposed() );
    assertEquals( 0, item1.getItemCount() );
    assertEquals( false, item2.isDisposed() );
  }
  
  public void testFont() {
    Display display = new Display();
    Shell shell = new Shell( display , SWT.NONE );
    Tree tree = new Tree( shell, SWT.NONE );
    Font treeFont = Font.getFont( "BeautifullyCraftedTreeFont", 15, SWT.BOLD );
    tree.setFont( treeFont );
    TreeItem item = new TreeItem( tree, SWT.NONE );
    
    assertSame( treeFont, item.getFont() );
    
    Font itemFont = Font.getFont( "ItemFont", 40, SWT.NORMAL );
    item.setFont( itemFont );
    assertSame( itemFont, item.getFont() );
    
    item.setFont( null );
    assertSame( treeFont, item.getFont() );
  }
  
  public void testChecked() {
    Display display = new Display();
    Shell shell = new Shell( display , SWT.NONE );
    Tree tree = new Tree( shell, SWT.NONE );
    TreeItem item = new TreeItem( tree, SWT.NONE );
    Tree checkedTree = new Tree( shell, SWT.CHECK );
    TreeItem checkedItem = new TreeItem( checkedTree, SWT.NONE );
    // Ensure that checked-property on a treeItem cannot be changed when tree 
    // is missing CHECK style
    assertEquals( false, item.getChecked() );
    item.setChecked( true );
    assertEquals( false, item.getChecked() );
    // The check-property for a treeItem on a tree with style CHECK may be
    // changed
    assertEquals( false, checkedItem.getChecked() );
    checkedItem.setChecked( true );
    assertEquals( true, checkedItem.getChecked() );
  }

  protected void setUp() throws Exception {
    RWTFixture.setUp();
  }

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