tests/org.eclipse.jface.tests.databinding/src/org/eclipse/jface/tests/databinding/scenarios/CustomScenarios.java

/*******************************************************************************
 * Copyright (c) 2005, 2007 IBM Corporation 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:
 *     IBM Corporation - initial API and implementation
 *     Brad Reynolds - bug 116920
 *******************************************************************************/
package org.eclipse.jface.tests.databinding.scenarios;

import org.eclipse.core.databinding.beans.BeansObservables;
import org.eclipse.core.databinding.observable.value.IObservableValue;
import org.eclipse.jface.databinding.swt.SWTObservables;
import org.eclipse.jface.examples.databinding.model.Adventure;
import org.eclipse.jface.examples.databinding.model.AggregateObservableValue;
import org.eclipse.jface.examples.databinding.model.SampleData;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Text;

/**
 * To run the tests in this class, right-click and select "Run As JUnit Plug-in
 * Test". This will also start an Eclipse instance. To clean up the launch
 * configuration, open up its "Main" tab and select "[No Application] - Headless
 * Mode" as the application to run.
 */

public class CustomScenarios extends ScenariosTestCase {

    protected void setUp() throws Exception {
        super.setUp();
        // do any setup work here
    }

    protected void tearDown() throws Exception {
        // do any teardown work here
        super.tearDown();
    }

    public void testScenario01() {

        // Binding the name property of an Adventure object to the contents of
        // Text controls, no conversion, no validation.

        Adventure adventure = SampleData.WINTER_HOLIDAY;
        Text text = new Text(getComposite(), SWT.BORDER);

        IObservableValue descriptionObservable = BeansObservables.observeValue(adventure, "description");
        IObservableValue nameObservable = BeansObservables.observeValue(adventure, "name");
        AggregateObservableValue customObservable_comma = new AggregateObservableValue(new IObservableValue[] {
                descriptionObservable, nameObservable }, ",");

        getDbc().bindValue(SWTObservables.observeText(text, SWT.Modify), customObservable_comma, null, null);
        // spinEventLoop(1);
        // Make sure that the description on the model match the widget
        assertEquals(adventure.getDescription() + "," + adventure.getName(), text.getText());

        // Change the widget to newDescription,newName and ensure the model is
        // updated
        text.setText("newDescription,newName");
        assertEquals("newDescription", adventure.getDescription());
        assertEquals("newName", adventure.getName());

        // Change the model to newDescription_0 and newName_0 and ensure the GUI
        // is updated
        adventure.setDescription("newDescription_0");
        adventure.setName("newName_0");
        assertEquals("newDescription_0,newName_0", text.getText());

        // Change text to newDescription_1 with no comma and ensure the model is
        // updated correctly with no name
        text.setText("newDescription_1");
        assertEquals("newDescription_1", adventure.getDescription());
        assertEquals(null, adventure.getName());

        // Change text to newName with a preceeding comma and ensure the model
        // is updated correctly with no description
        // TODO - Get this test working + Add the one where we have two
        // aggregates and update one and
        // check that the other is updated - currently this fails on the GUI -
        // JRW
        // text.setText(",newName_1");
        // assertEquals(null, adventure.getDescription());
        // assertEquals("newName_1", adventure.getName());

    }

}