| /******************************************************************************* |
| * Copyright (c) 2007, 2009 Matthew Hall 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: |
| * Matthew Hall - initial API and implementation (bug 212223) |
| * Matthew Hall - bug 213145, 245647, 194734 |
| ******************************************************************************/ |
| |
| package org.eclipse.jface.tests.internal.databinding.swt; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import org.eclipse.core.databinding.observable.IObservable; |
| import org.eclipse.core.databinding.observable.Realm; |
| import org.eclipse.core.databinding.observable.value.IObservableValue; |
| import org.eclipse.core.databinding.observable.value.WritableValue; |
| import org.eclipse.jface.databinding.conformance.delegate.AbstractObservableValueContractDelegate; |
| import org.eclipse.jface.databinding.conformance.swt.SWTMutableObservableValueContractTest; |
| import org.eclipse.jface.databinding.conformance.util.ValueChangeEventTracker; |
| import org.eclipse.jface.databinding.swt.DisplayRealm; |
| import org.eclipse.jface.databinding.swt.ISWTObservableValue; |
| import org.eclipse.jface.databinding.swt.SWTObservables; |
| import org.eclipse.jface.internal.databinding.swt.SWTObservableValueDecorator; |
| import org.eclipse.jface.tests.databinding.AbstractDefaultRealmTestCase; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.swt.widgets.Event; |
| import org.eclipse.swt.widgets.Shell; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import junit.framework.TestSuite; |
| |
| /** |
| * Tests for DelayedObservableValue |
| * |
| * @since 1.2 |
| */ |
| public class SWTDelayedObservableValueDecoratorTest extends |
| AbstractDefaultRealmTestCase { |
| private Display display; |
| private Shell shell; |
| private Object oldValue; |
| private Object newValue; |
| private ISWTObservableValue target; |
| private ISWTObservableValue delayed; |
| |
| @Override |
| @Before |
| public void setUp() throws Exception { |
| super.setUp(); |
| display = Display.getCurrent(); |
| shell = new Shell(display); |
| target = new SWTObservableValueDecorator(new WritableValue( |
| DisplayRealm.getRealm(display)), shell); |
| oldValue = new Object(); |
| newValue = new Object(); |
| target.setValue(oldValue); |
| delayed = SWTObservables.observeDelayedValue(1, target); |
| } |
| |
| @Override |
| @After |
| public void tearDown() throws Exception { |
| delayed.dispose(); |
| target.dispose(); |
| target = null; |
| shell.dispose(); |
| shell = null; |
| display = null; |
| super.tearDown(); |
| } |
| |
| @Test |
| public void testFocusOut_FiresPendingValueChange() { |
| assertFiresPendingValueChange(new Runnable() { |
| @Override |
| public void run() { |
| // simulate focus-out event |
| shell.notifyListeners(SWT.FocusOut, new Event()); |
| } |
| }); |
| } |
| |
| private void assertFiresPendingValueChange(Runnable runnable) { |
| ValueChangeEventTracker tracker = ValueChangeEventTracker |
| .observe(delayed); |
| |
| target.setValue(newValue); |
| assertTrue(delayed.isStale()); |
| assertEquals(0, tracker.count); |
| |
| runnable.run(); |
| |
| assertFalse(delayed.isStale()); |
| assertEquals(1, tracker.count); |
| assertEquals(oldValue, tracker.event.diff.getOldValue()); |
| assertEquals(newValue, tracker.event.diff.getNewValue()); |
| } |
| |
| public static void addConformanceTest(TestSuite suite) { |
| suite.addTest(SWTMutableObservableValueContractTest.suite(new Delegate())); |
| } |
| |
| static class Delegate extends AbstractObservableValueContractDelegate { |
| Shell shell; |
| |
| @Override |
| public void setUp() { |
| super.setUp(); |
| shell = new Shell(); |
| } |
| |
| @Override |
| public void tearDown() { |
| shell.dispose(); |
| shell = null; |
| super.tearDown(); |
| } |
| |
| @Override |
| public IObservableValue createObservableValue(Realm realm) { |
| return SWTObservables.observeDelayedValue(0, |
| new SWTObservableValueDecorator(new WritableValue(realm, |
| null, Object.class), shell)); |
| } |
| |
| @Override |
| public Object getValueType(IObservableValue observable) { |
| return Object.class; |
| } |
| |
| @Override |
| public void change(IObservable observable) { |
| IObservableValue observableValue = (IObservableValue) observable; |
| observableValue.setValue(createValue(observableValue)); |
| } |
| |
| @Override |
| public Object createValue(IObservableValue observable) { |
| return new Object(); |
| } |
| } |
| } |