/*******************************************************************************
* Copyright (c) 2013 EclipseSource and others.
* 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:
* EclipseSource - initial API and implementation
******************************************************************************/
package com.eclipsesource.tabris.widgets.enhancement;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.mock;
import org.eclipse.rap.rwt.RWT;
import org.eclipse.rap.rwt.internal.lifecycle.WidgetUtil;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.FormLayout;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.layout.RowData;
import org.eclipse.swt.layout.RowLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import com.eclipsesource.tabris.test.util.TabrisEnvironment;
@SuppressWarnings("restriction")
public class CompositeDecoratorTest {
@Rule
public TabrisEnvironment environment = new TabrisEnvironment();
private Composite composite;
private CompositeDecorator decorator;
@Before
public void setUp() {
Shell shell = new Shell( new Display() );
composite = new Composite( shell, SWT.NONE );
composite.setLayout( new GridLayout() );
decorator = new CompositeDecorator( composite );
}
@Test( expected = IllegalArgumentException.class )
public void testAddGroupedListenerFailsWithNullListener() {
decorator.addGroupedListener( SWT.Selection, null );
}
@Test( expected = IllegalStateException.class )
public void testAddGroupedListenerFailsWithFormLayout() {
composite.setLayout( new FormLayout() );
decorator.addGroupedListener( SWT.Selection, mock( Listener.class ) );
}
@Test( expected = IllegalStateException.class )
public void testAddGroupedListenerFailsWithFillLayout() {
composite.setLayout( new FillLayout() );
decorator.addGroupedListener( SWT.Selection, mock( Listener.class ) );
}
@Test( expected = IllegalStateException.class )
public void testAddGroupedListenerFailsWithNullLayout() {
composite.setLayout( null );
decorator.addGroupedListener( SWT.Selection, mock( Listener.class ) );
}
@Test
public void testAddGroupedListenerAddsFacadeComposite() {
decorator.addGroupedListener( SWT.Selection, mock( Listener.class ) );
Control facade = composite.getChildren()[ 0 ];
String compositeId = WidgetUtil.getId( composite );
Object data = facade.getData( "groupedEventComposite" );
assertEquals( compositeId, data );
}
@Test
public void testAddMultipleGroupedListenersAddsFacadeCompositeOnlyOnce() {
decorator.addGroupedListener( SWT.Selection, mock( Listener.class ) );
decorator.addGroupedListener( SWT.Selection, mock( Listener.class ) );
assertEquals( 1, composite.getChildren().length );
}
@Test
public void testAddGroupedListenerAddsListenerToFacade() {
Listener listener = mock( Listener.class );
decorator.addGroupedListener( SWT.Selection, listener );
Control facade = composite.getChildren()[ 0 ];
Listener[] listeners = facade.getListeners( SWT.Selection );
assertEquals( 1, listeners.length );
assertSame( listener, listeners[ 0 ] );
}
@Test( expected = IllegalArgumentException.class )
public void testRemoveGroupedListenerFailsWithNullListener() {
decorator.removeGroupedListener( SWT.Selection, null );
}
@Test
public void testRemoveGroupedListenerDoesNotCreateFacade() {
decorator.removeGroupedListener( SWT.Selection, mock( Listener.class ) );
assertEquals( 0, composite.getChildren().length );
}
@Test
public void testRemoveGroupedListenerRemovesListenerFromFacade() {
Listener listener = mock( Listener.class );
decorator.addGroupedListener( SWT.Selection, listener );
decorator.removeGroupedListener( SWT.Selection, listener );
Control facade = composite.getChildren()[ 0 ];
Listener[] listeners = facade.getListeners( SWT.Selection );
assertEquals( 0, listeners.length );
}
@Test
public void testFacadeAdoptsBoundsFromComposite() {
composite.setBounds( 100, 100, 200, 200 );
decorator.addGroupedListener( SWT.Selection, mock( Listener.class ) );
Control facade = composite.getChildren()[ 0 ];
Rectangle bounds = facade.getBounds();
assertEquals( 0, bounds.x );
assertEquals( 0, bounds.y );
assertEquals( 200, bounds.width );
assertEquals( 200, bounds.height );
}
@Test
public void testFacadeAdoptsBoundsFromCompositeOnResize() {
composite.setBounds( 100, 100, 200, 200 );
decorator.addGroupedListener( SWT.Selection, mock( Listener.class ) );
Control facade = composite.getChildren()[ 0 ];
composite.setBounds( 200, 200, 300, 300 );
Rectangle bounds = facade.getBounds();
assertEquals( 0, bounds.x );
assertEquals( 0, bounds.y );
assertEquals( 300, bounds.width );
assertEquals( 300, bounds.height );
}
@Test
public void testDisposingCompositeAlsoDisposesFacade() {
decorator.addGroupedListener( SWT.Selection, mock( Listener.class ) );
Control facade = composite.getChildren()[ 0 ];
composite.dispose();
assertTrue( facade.isDisposed() );
}
@Test
public void testExcludesFacadeFromLayoutingWithGridLayout() {
decorator.addGroupedListener( SWT.Selection, mock( Listener.class ) );
Control facade = composite.getChildren()[ 0 ];
GridData layoutData = ( GridData )facade.getLayoutData();
assertTrue( layoutData.exclude );
}
@Test
public void testFacadeHasCustomVariantForTheming() {
decorator.addGroupedListener( SWT.Selection, mock( Listener.class ) );
Control facade = composite.getChildren()[ 0 ];
Object variant = facade.getData( RWT.CUSTOM_VARIANT );
assertEquals( "groupedEventComposite", variant );
}
@Test
public void testExcludesFacadeFromLayoutingWithRowLayout() {
composite.setLayout( new RowLayout() );
decorator.addGroupedListener( SWT.Selection, mock( Listener.class ) );
Control facade = composite.getChildren()[ 0 ];
RowData layoutData = ( RowData )facade.getLayoutData();
assertTrue( layoutData.exclude );
}
@Test
public void testAddsFacadeAllwaysOnTop() {
new Button( composite, SWT.PUSH );
decorator.addGroupedListener( SWT.Selection, mock( Listener.class ) );
Control facade = composite.getChildren()[ 0 ];
assertTrue( facade instanceof Composite );
}
@Test
public void testLayoutsFacadeAllwaysOnTop() {
decorator.addGroupedListener( SWT.Selection, mock( Listener.class ) );
new Button( composite, SWT.PUSH );
Control facade = composite.getChildren()[ 0 ];
assertTrue( facade instanceof Composite );
}
}