/*******************************************************************************
* Copyright (c) 2005, 2009 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
* Matthew Hall - bug 260329
*******************************************************************************/
package org.eclipse.jface.tests.databinding.scenarios;
import org.eclipse.core.databinding.DataBindingContext;
import org.eclipse.core.databinding.beans.BeansObservables;
import org.eclipse.jface.databinding.swt.SWTObservables;
import org.eclipse.jface.examples.databinding.model.Adventure;
import org.eclipse.jface.examples.databinding.model.PriceModelObject;
import org.eclipse.jface.examples.databinding.model.SampleData;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Spinner;
/**
* 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 CustomConverterScenarios extends ScenariosTestCase {
private Adventure skiTrip;
@Override
protected void setUp() throws Exception {
super.setUp();
skiTrip = SampleData.WINTER_HOLIDAY;
}
@Override
protected void tearDown() throws Exception {
// do any teardown work here
super.tearDown();
}
public void testScenario01() {
DataBindingContext dbc = getDbc();
Spinner spinner_dollars = new Spinner(getComposite(), SWT.NONE);
spinner_dollars.setMaximum(10000);
Spinner spinner_cents = new Spinner(getComposite(), SWT.NONE);
// The price object is a double which contains both the dollars and
// cents
// To allow this to be worked on with two separate spinner controls
// (which get and set int values)
// an intermediate object is used
PriceModelObject priceModel = new PriceModelObject();
dbc.bindValue(BeansObservables.observeValue(priceModel, "price"), BeansObservables.observeValue(skiTrip,
"price"));
dbc.bindValue(SWTObservables.observeSelection(spinner_dollars),
BeansObservables.observeValue(priceModel, "dollars"));
dbc.bindValue(SWTObservables.observeSelection(spinner_cents),
BeansObservables.observeValue(priceModel, "cents"));
// spinEventLoop(1);
// Make sure that the selection on the spinner_dollars matches the
// dollars of the price
assertEquals(spinner_dollars.getSelection(), new Double(skiTrip.getPrice()).intValue());
// Make sure that the selection on the spinner_cents matches the dollars
// of the price
Double doublePrice = new Double(skiTrip.getPrice());
double cents = 100 * doublePrice.doubleValue() - 100 * doublePrice.intValue();
assertEquals(spinner_cents.getSelection(), (int) cents);
// Change the selection on the spinner_dollars to be $50 and make sure
// the model is updated with the cents included
spinner_dollars.setSelection(50);
double expectedPrice = 50 + cents / 100;
assertEquals(expectedPrice, skiTrip.getPrice(), 0.01);
// Change the selection on the spinner_cents to be 27 and make sure the
// model is updated with the dollars included
spinner_cents.setSelection(27);
assertEquals(50.27, skiTrip.getPrice(), 0.01);
// Change the model to be $60.99 dollars and make sure the
// spinner_dollars is 60 and spinner_cents is 99
skiTrip.setPrice(60.99);
assertEquals(60, spinner_dollars.getSelection());
assertEquals(99, spinner_cents.getSelection());
}
}