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//Tags: JDK1.4
//Copyright (C) 2004 Robert Schuster <theBohemian@gmx.net>
//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.java.beans.PropertyEditorSupport;
package gnu.testlet.java.beans.PropertyEditorSupport;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.beans.PropertyEditorSupport;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
/** This test checks whether PropertyEditorSupport.setValue() and its event notification
* works as specified.
*
* These tests have been written as a reaction on classpath's bug #10799
* (http://savannah.gnu.org/bugs/index.php?func=detailitem&item_id=10799).
*
* @author Robert Schuster
*/
public class setValue implements Testlet
{
private boolean nonNullPropertyChanged;
private boolean nullPropertyChanged;
// declaration is needed for anonymous class access without using 'final'
private PropertyEditorSupport pes;
public void test(final TestHarness harness)
{
// for 1.4 compatibility it is needed to subclass PropertyEditorSupport because the constructors are
// 'protected' (they are 'public' in 1.5)
pes = new PropertyEditorSupport()
{};
final Object newValue = "new value";
pes.addPropertyChangeListener(new PropertyChangeListener()
{
public void propertyChange(PropertyChangeEvent event)
{
nonNullPropertyChanged = true;
// the PropertyEditorSupport instance should be the event source
// (according to documentation of its zero argument constructor)
harness.check(
event.getSource(),
pes,
"pes1-event-event source");
// the property name for an PropertyEditorSupport object is always null
harness.check(
event.getPropertyName(),
null,
"pes1-event-property name");
// according to documentation of PropertyChangeEvent the old and new value should be
// null if the property name is null.
harness.check(
event.getOldValue(),
null,
"pes1-event-old value");
harness.check(
event.getNewValue(),
null,
"pes1-event-new value");
// at this point the PropertyEditorSupport instance should have been updated to the new value already
harness.check(pes.getValue(), newValue, "pes1-new value");
}
});
// this method should trigger the calling of anonymous PropertyChangeListener above
pes.setValue(newValue);
harness.check(
nonNullPropertyChanged,
"pes1-PropertyChangeListener call");
// creates another PropertyEditorSupport instance for a slightly different test
pes = new PropertyEditorSupport()
{};
pes.addPropertyChangeListener(new PropertyChangeListener()
{
public void propertyChange(PropertyChangeEvent event)
{
nullPropertyChanged = true;
// the same as in pes1 tests
harness.check(
event.getSource(),
pes,
"pes2-event-event source");
harness.check(
event.getPropertyName(),
null,
"pes2-event-property name");
harness.check(
event.getOldValue(),
null,
"pes2-event-old value");
harness.check(
event.getNewValue(),
null,
"pes2-event-new value");
// the new value should be null, too
harness.check(pes.getValue(), null, "pes2-new value");
}
});
// changing the PropertyEditorSupport value (which is null at this moment) to null should
// cause the PropertyChangeListener to get notified
pes.setValue(null);
harness.check(nullPropertyChanged, "pes2-PropertyChangeListener call");
}
}
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