/* removeAttribute.java -- Tests for the removeAttribute() method in the
SimpleAttributeSet 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: JDK1.2
package gnu.testlet.javax.swing.text.SimpleAttributeSet;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
import javax.swing.text.SimpleAttributeSet;
/**
* Some checks for the removeAttribute() method in the
* {@link SimpleAttributeSet} class.
*/
public class removeAttribute implements Testlet
{
/**
* Runs the test using the specified harness.
*
* @param harness the test harness (<code>null</code> not permitted).
*/
public void test(TestHarness harness)
{
harness.checkPoint("removeAttribute()");
SimpleAttributeSet s = new SimpleAttributeSet();
// remove an attribute that doesn't exist
s.removeAttribute("X1");
s.addAttribute("X1", "Y1");
harness.check(s.getAttribute("X1"), "Y1");
// remove another attribute that doesn't exist
s.removeAttribute("X2");
harness.check(s.getAttributeCount(), 1);
// remove an existing attribute
s.removeAttribute("X1");
harness.check(s.getAttribute("X1"), null);
SimpleAttributeSet sParent = new SimpleAttributeSet();
sParent.addAttribute("XX", "YY");
s.setResolveParent(sParent);
harness.check(sParent.getAttributeCount(), 1);
s.removeAttribute("XX");
harness.check(sParent.getAttribute("XX"), "YY");
// try null attribute key
boolean pass = false;
try
{
s.removeAttribute(null);
}
catch (NullPointerException e)
{
pass = true;
}
harness.check(pass);
}
}