//Tags: JDK1.2
//Copyright (C) 2005 Roman Kennke <kennke@aicas.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, 59 Temple Place - Suite 330,
//Boston, MA 02111-1307, USA.
package gnu.testlet.javax.swing.JLayeredPane;
import javax.swing.JLabel;
import javax.swing.JLayeredPane;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
/**
* Checks if the method getComponentsInLayer works as expected.
*
* @author Roman Kennke (kennke@aicas.com)
*/
public class getComponentsInLayer implements Testlet
{
/**
* Starts the test run.
*
* @param harness the test harness to use
*/
public void test(TestHarness harness)
{
testUnknownLayer(harness);
}
/**
* Checks what this method returns for a layer that is not in the
* JLayeredPane. The method should always return an empty Component[] for
* all unknown layers (even with negative layer numbers).
*
* @param harness the test harness to use
*/
private void testUnknownLayer(TestHarness harness)
{
harness.checkPoint("unknownLayer");
JLayeredPane l = new JLayeredPane();
// We add one component to layer 1 and one to layer 3 and check what
// happens when we request the components in layer -1 (negative), 0
// (positive and less then the minimum layer), 2 (between the layers),
// 4 (greater than the maximum layer).
JLabel l1 = new JLabel("Hello");
l.setLayer(l1, 1);
l.add(l1);
JLabel l2 = new JLabel("World");
l.setLayer(l2, 3);
l.add(l2);
harness.check(l.getComponentsInLayer(-1).length, 0);
harness.check(l.getComponentsInLayer(-0).length, 0);
harness.check(l.getComponentsInLayer(-2).length, 0);
harness.check(l.getComponentsInLayer(-4).length, 0);
}
}