DisabledMarkerVisualizerTest.java

/*******************************************************************************
 * Copyright (c) 2007, 2014 compeople AG 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:
 *    compeople AG - initial API and implementation
 *******************************************************************************/
package org.eclipse.riena.internal.ui.ridgets.swt;

import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CCombo;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.eclipse.swt.widgets.Widget;

import org.eclipse.riena.core.test.RienaTestCase;
import org.eclipse.riena.core.test.collect.UITestCase;
import org.eclipse.riena.core.util.ReflectionUtils;
import org.eclipse.riena.ui.ridgets.IComboRidget;
import org.eclipse.riena.ui.ridgets.IDateTextRidget;
import org.eclipse.riena.ui.ridgets.IRidget;
import org.eclipse.riena.ui.ridgets.swt.DefaultRealm;
import org.eclipse.riena.ui.swt.CompletionCombo;
import org.eclipse.riena.ui.swt.DatePickerComposite;
import org.eclipse.riena.ui.swt.ImageButton;
import org.eclipse.riena.ui.swt.utils.UIControlsFactory;

/**
 * Tests for {@link DisabledMarkerVisualizer}.
 */
@UITestCase
public class DisabledMarkerVisualizerTest extends RienaTestCase {

	private Shell shell;
	private DefaultRealm realm;

	@Override
	protected void setUp() throws Exception {
		super.setUp();
		shell = new Shell();
		realm = new DefaultRealm();
	}

	@Override
	protected void tearDown() throws Exception {
		if (shell != null) {
			shell.dispose();
			shell = null;
		}
		if (realm != null) {
			realm.dispose();
			realm = null;
		}
		super.tearDown();
	}

	// testing methods
	//////////////////

	public void testGetChildrenFromComposite() {
		final Composite parent = new Composite(shell, SWT.NONE);
		new Label(parent, SWT.NONE);
		new Text(parent, SWT.NONE);

		final DisabledMarkerVisualizer visualizer = new DisabledMarkerVisualizer(null);
		final Control[] result = ReflectionUtils.invokeHidden(visualizer, "getChildren", parent); //$NON-NLS-1$

		assertEquals(2, result.length);
		assertTrue(result[0] instanceof Label);
		assertTrue(result[1] instanceof Text);
	}

	/**
	 * As per Bug 318301.
	 */
	public void testGetChildrenFromCCombo() {
		final CCombo parent = new CCombo(shell, SWT.NONE);

		final DisabledMarkerVisualizer visualizer = new DisabledMarkerVisualizer(null);
		final Control[] result = ReflectionUtils.invokeHidden(visualizer, "getChildren", parent); //$NON-NLS-1$

		assertEquals(2, result.length);
		assertTrue(result[0] instanceof Text);
		assertTrue(result[1] instanceof Button);
	}

	/**
	 * As per Bug 322030
	 */
	public void testVisualizerAndDatePickerEnablement() {
		final IDateTextRidget ridget = new DateTextRidget();
		final DatePickerComposite control = new DatePickerComposite(shell, SWT.NONE);
		final Button pickerButton = ReflectionUtils.getHidden(control, "pickerButton"); //$NON-NLS-1$
		ridget.setUIControl(control);
		ridget.setOutputOnly(true);

		assertFalse(pickerButton.isEnabled());

		final DisabledMarkerVisualizer visualizer = new DisabledMarkerVisualizer(ridget);
		ReflectionUtils.invokeHidden(visualizer, "updateDisabled", control, false); //$NON-NLS-1$

		assertFalse(pickerButton.isEnabled());

		ReflectionUtils.invokeHidden(visualizer, "updateDisabled", control, true); //$NON-NLS-1$

		assertFalse(pickerButton.isEnabled());
	}

	/**
	 * As per Bug 322030
	 */
	public void testVisualizerAndCompletionComboEnablement() {
		final IComboRidget ridget = new CompletionComboRidget();
		final CompletionCombo control = UIControlsFactory.createCompletionCombo(shell, SWT.NONE);
		final Button arrow = ReflectionUtils.getHidden(control, "arrow"); //$NON-NLS-1$
		ridget.setUIControl(control);
		ridget.setOutputOnly(true);

		assertFalse(arrow.isEnabled());

		final DisabledMarkerVisualizer visualizer = new DisabledMarkerVisualizer(ridget);
		ReflectionUtils.invokeHidden(visualizer, "updateDisabled", control, false); //$NON-NLS-1$

		assertFalse(arrow.isEnabled());

		ReflectionUtils.invokeHidden(visualizer, "updateDisabled", control, true); //$NON-NLS-1$

		assertFalse(arrow.isEnabled());
	}

	/**
	 * Tests the method {@code dontAddDisabledPainter}.
	 */
	public void testDontAddDisabledPainter() {

		final MyDisabledMarkerVisualizer visualizer = new MyDisabledMarkerVisualizer(null);
		final Text text = UIControlsFactory.createText(shell, SWT.BORDER);
		final Button button = UIControlsFactory.createButton(shell, "OK"); //$NON-NLS-1$
		final Label label = UIControlsFactory.createLabel(shell, "Text"); //$NON-NLS-1$
		final ImageButton imageButton = UIControlsFactory.createImageButton(shell, SWT.NONE);
		IRenderDisabledStateWidget[] renderDisabledStateWidgets = new IRenderDisabledStateWidget[] {};
		MyDisabledMarkerVisualizer.update(renderDisabledStateWidgets);
		assertFalse(visualizer.dontAddDisabledPainter(text));
		assertFalse(visualizer.dontAddDisabledPainter(button));
		assertFalse(visualizer.dontAddDisabledPainter(label));
		assertFalse(visualizer.dontAddDisabledPainter(imageButton));

		renderDisabledStateWidgets = new IRenderDisabledStateWidget[] { new MyRenderDisabledStateWidget(Button.class),
				new MyRenderDisabledStateWidget(Label.class), new MyRenderDisabledStateWidget(ImageButton.class) };
		MyDisabledMarkerVisualizer.update(renderDisabledStateWidgets);
		assertFalse(visualizer.dontAddDisabledPainter(text));
		assertTrue(visualizer.dontAddDisabledPainter(button));
		assertTrue(visualizer.dontAddDisabledPainter(label));
		assertTrue(visualizer.dontAddDisabledPainter(imageButton));

	}

	private class MyDisabledMarkerVisualizer extends DisabledMarkerVisualizer {

		public MyDisabledMarkerVisualizer(final IRidget ridget) {
			super(ridget);
		}

		@Override
		public boolean dontAddDisabledPainter(final Control control) {
			return super.dontAddDisabledPainter(control);
		}

	}

	private class MyRenderDisabledStateWidget implements IRenderDisabledStateWidget {

		private final Class<? extends Widget> widgetClass;

		public MyRenderDisabledStateWidget(final Class<? extends Widget> widgetClass) {
			this.widgetClass = widgetClass;
		}

		public Class<? extends Widget> getWidgetClass() {
			return widgetClass;
		}

	}

}