// Tags: JDK1.4
// Uses: MyJComboBox
// 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, Inc., 51 Franklin Street, Fifth Floor,
// Boston, MA 02110-1301 USA.
package gnu.testlet.javax.swing.JComboBox;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.util.ArrayList;
import java.util.List;
import javax.swing.JComboBox;
/**
* Some checks for the setSelectedIndex() method in the
* {@link JComboBox} class.
*/
public class setSelectedIndex
implements Testlet, ItemListener
{
/**
* Runs the test using the specified harness.
*
* @param harness the test harness (<code>null</code> not permitted).
*/
public void test(TestHarness harness)
{
MyJComboBox c = new MyJComboBox(new Object[] {"A", "B", "C"});
harness.check(c.getSelectedItemReminder(), "A");
c.addItemListener(this);
c.setSelectedIndex(1);
harness.check(c.getSelectedItem(), "B");
harness.check(events.size(), 2);
ItemEvent e1 = (ItemEvent) events.get(0);
harness.check(e1.getStateChange(), ItemEvent.DESELECTED);
harness.check(e1.getItem(), "A");
ItemEvent e2 = (ItemEvent) events.get(1);
harness.check(e2.getStateChange(), ItemEvent.SELECTED);
harness.check(e2.getItem(), "B");
events.clear();
c.setSelectedIndex(-1);
harness.check(events.size(), 1);
e1 = (ItemEvent) events.get(0);
harness.check(e1.getStateChange(), ItemEvent.DESELECTED);
harness.check(e1.getItem(), "B");
events.clear();
// no change == no event
c.setSelectedIndex(-1);
harness.check(events.size(), 0);
c.setSelectedIndex(1);
events.clear();
c.setSelectedIndex(1);
harness.check(events.size(), 0);
}
private List events = new ArrayList();
public void itemStateChanged(ItemEvent e)
{
events.add(e);
}
}