jdk-24/test/jdk/javax/swing/RangeTest.java
2023-04-10 07:21:23 +00:00

67 lines
2.4 KiB
Java

/*
* Copyright (c) 2023, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/* @test
* @bug 4825182
* @summary Verifies DefaultBoundedRangeModel.setMinimum() doesn't change extent
* @run main RangeTest
*/
import javax.swing.DefaultBoundedRangeModel;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
public class RangeTest implements ChangeListener {
DefaultBoundedRangeModel model;
static public void main(String s[]) {
new RangeTest();
}
public RangeTest() {
model = new DefaultBoundedRangeModel(-32768, Integer.MAX_VALUE,
Integer.MIN_VALUE,
Integer.MAX_VALUE);
model.addChangeListener(this);
printState("Initial State");
System.out.println("Set min to -32768");
int extent = model.getExtent();
model.setMinimum(-32768);
if (model.getExtent() != extent) {
throw new RuntimeException("extent is changed to " + model.getExtent());
}
}
public void stateChanged(ChangeEvent e) {
printState("... State Changed");
}
private void printState(String msg) {
System.out.println(msg + ": value=" + model.getValue()
+ ", extent=" + model.getExtent()
+ ", min=" + model.getMinimum()
+ ", max=" + model.getMaximum());
}
}