// Tags: JDK1.2
// Uses: MyChangeListener MyPropertyChangeListener
// Copyright (C) 2005 David Gilbert <david.gilbert@object-refinery.com>
// Mauve is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2, or (at your option)
// any later version.
// Mauve is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Mauve; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA. */
package gnu.testlet.javax.swing.JSlider;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
import javax.swing.BoundedRangeModel;
import javax.swing.DefaultBoundedRangeModel;
import javax.swing.JSlider;
/**
* Some checks for the setModel() method in the {@link JSlider} class.
*/
public class setModel implements Testlet {
/**
* Runs the test using the specified harness.
*
* @param harness the test harness (<code>null</code> not permitted).
*/
public void test(TestHarness harness)
{
JSlider slider = new JSlider();
BoundedRangeModel m1 = slider.getModel();
MyChangeListener listener1= new MyChangeListener();
slider.addChangeListener(listener1);
MyPropertyChangeListener listener2 = new MyPropertyChangeListener();
slider.addPropertyChangeListener(listener2);
DefaultBoundedRangeModel m2 = new DefaultBoundedRangeModel(3, 0, 1, 6);
slider.setModel(m2);
harness.check(slider.getModel(), m2);
harness.check(slider.getValue(), 3);
harness.check(slider.getExtent(), 0);
harness.check(slider.getMinimum(), 1);
harness.check(slider.getMaximum(), 6);
harness.check(listener1.event, null);
harness.check(listener2.event.getSource(), slider);
harness.check(listener2.event.getOldValue(), m1);
harness.check(listener2.event.getNewValue(), m2);
harness.check(listener2.event.getPropertyName(), "model");
harness.check(listener2.event.getPropagationId(), null);
// check that no event is generated if the model is not different
listener2.event = null;
slider.setModel(m2);
harness.check(listener2.event, null);
// try null argument
boolean pass = false;
try
{
slider.setModel(null);
}
catch (NullPointerException e)
{
pass = true;
}
harness.check(pass);
}
}