/* clearSelection.java -- some checks for the clearSelection()
method in the DefaultListSelectionModel class.
Copyright (C) 2006 David Gilbert <david.gilbert@object-refinery.com>
This file is part of Mauve.
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.
*/
// Tags: JDK1.5
package gnu.testlet.javax.swing.DefaultListSelectionModel;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
import javax.swing.DefaultListSelectionModel;
import javax.swing.ListSelectionModel;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
public class clearSelection implements Testlet, ListSelectionListener
{
ListSelectionEvent lastEvent;
public void valueChanged(ListSelectionEvent e)
{
lastEvent = e;
}
public void test(TestHarness harness)
{
testSingleSelection(harness);
testSingleIntervalSelection(harness);
testMultipleIntervalSelection(harness);
}
private void testSingleSelection(TestHarness harness)
{
// clearing an empty selection generates no event
harness.checkPoint("SINGLE_SELECTION (1)");
DefaultListSelectionModel m = new DefaultListSelectionModel();
m.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
m.addListSelectionListener(this);
m.clearSelection();
harness.check(lastEvent, null);
harness.checkPoint("SINGLE_SELECTION (2)");
m.setSelectionInterval(3, 3);
lastEvent = null;
m.clearSelection();
harness.check(m.isSelectionEmpty());
harness.check(m.getAnchorSelectionIndex(), 3);
harness.check(m.getLeadSelectionIndex(), 3);
harness.check(lastEvent.getSource(), m);
harness.check(lastEvent.getFirstIndex(), 3);
harness.check(lastEvent.getLastIndex(), 3);
}
private void testSingleIntervalSelection(TestHarness harness)
{
// check 1 : clearing an empty selection generates no event
harness.checkPoint("SINGLE_INTERVAL_SELECTION (1)");
DefaultListSelectionModel m = new DefaultListSelectionModel();
m.setSelectionMode(ListSelectionModel.SINGLE_INTERVAL_SELECTION);
m.addListSelectionListener(this);
harness.check(m.isSelectionEmpty(), true);
lastEvent = null;
m.clearSelection();
harness.check(m.isSelectionEmpty(), true);
harness.check(lastEvent, null);
// check 2 : clearing a selection generates an event with first and last
// indices covering the former selection
harness.checkPoint("SINGLE_INTERVAL_SELECTION (2)");
m.addSelectionInterval(10, 20);
lastEvent = null;
m.clearSelection();
harness.check(m.isSelectionEmpty(), true);
harness.check(m.isSelectedIndex(10), false);
harness.check(m.getAnchorSelectionIndex(), 10);
harness.check(m.getLeadSelectionIndex(), 20);
harness.check(m.getMinSelectionIndex(), -1);
harness.check(m.getMaxSelectionIndex(), -1);
harness.check(lastEvent.getSource(), m);
harness.check(lastEvent.getFirstIndex(), 10);
harness.check(lastEvent.getLastIndex(), 20);
}
private void testMultipleIntervalSelection(TestHarness harness)
{
// check 1 : clearing an empty selection generates no event
harness.checkPoint("MULTIPLE_INTERVAL_SELECTION (1)");
DefaultListSelectionModel m = new DefaultListSelectionModel();
m.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
m.addListSelectionListener(this);
harness.check(m.isSelectionEmpty(), true);
lastEvent = null;
m.clearSelection();
harness.check(m.isSelectionEmpty(), true);
harness.check(lastEvent, null);
// check 2 : clearing a selection generates an event with first and last
// indices covering the former selection
harness.checkPoint("MULTIPLE_INTERVAL_SELECTION (2)");
m.addSelectionInterval(2, 3);
m.addSelectionInterval(12, 13);
lastEvent = null;
m.clearSelection();
harness.check(m.isSelectionEmpty(), true);
harness.check(m.getAnchorSelectionIndex(), 12);
harness.check(m.getLeadSelectionIndex(), 13);
harness.check(m.getMinSelectionIndex(), -1);
harness.check(m.getMaxSelectionIndex(), -1);
harness.check(lastEvent.getSource(), m);
harness.check(lastEvent.getFirstIndex(), 2);
harness.check(lastEvent.getLastIndex(), 13);
}
}