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/*******************************************************************************
* Copyright (c) 2007, 2008 Oracle. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0, which accompanies this distribution
* and is available at http://www.eclipse.org/legal/epl-v10.html.
*
* Contributors:
* Oracle - initial API and implementation
******************************************************************************/
package org.eclipse.jpt.utility.tests.internal.model.value.swing;
import javax.swing.SpinnerModel;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import junit.framework.TestCase;
import org.eclipse.jpt.utility.internal.ClassTools;
import org.eclipse.jpt.utility.internal.model.value.SimplePropertyValueModel;
import org.eclipse.jpt.utility.internal.model.value.swing.SpinnerModelAdapter;
import org.eclipse.jpt.utility.model.listener.PropertyChangeListener;
import org.eclipse.jpt.utility.model.value.PropertyValueModel;
import org.eclipse.jpt.utility.model.value.WritablePropertyValueModel;
import org.eclipse.jpt.utility.tests.internal.TestTools;
public class SpinnerModelAdapterTests extends TestCase {
private WritablePropertyValueModel<Object> valueHolder;
SpinnerModel spinnerModelAdapter;
boolean eventFired;
public SpinnerModelAdapterTests(String name) {
super(name);
}
@Override
protected void setUp() throws Exception {
super.setUp();
this.valueHolder = new SimplePropertyValueModel<Object>(new Integer(0));
this.spinnerModelAdapter = new SpinnerModelAdapter(this.valueHolder) {
@Override
protected PropertyChangeListener buildValueListener() {
return this.buildValueListener_();
}
};
}
@Override
protected void tearDown() throws Exception {
TestTools.clear(this);
super.tearDown();
}
public void testSetValueSpinnerModel() throws Exception {
this.eventFired = false;
this.spinnerModelAdapter.addChangeListener(new TestChangeListener() {
@Override
public void stateChanged(ChangeEvent e) {
SpinnerModelAdapterTests.this.eventFired = true;
assertEquals(SpinnerModelAdapterTests.this.spinnerModelAdapter, e.getSource());
}
});
this.spinnerModelAdapter.setValue(new Integer(5));
assertTrue(this.eventFired);
assertEquals(new Integer(5), this.valueHolder.getValue());
}
public void testSetValueValueHolder() throws Exception {
this.eventFired = false;
this.spinnerModelAdapter.addChangeListener(new TestChangeListener() {
@Override
public void stateChanged(ChangeEvent e) {
SpinnerModelAdapterTests.this.eventFired = true;
assertEquals(SpinnerModelAdapterTests.this.spinnerModelAdapter, e.getSource());
}
});
assertEquals(new Integer(0), this.spinnerModelAdapter.getValue());
this.valueHolder.setValue(new Integer(7));
assertTrue(this.eventFired);
assertEquals(new Integer(7), this.spinnerModelAdapter.getValue());
}
public void testHasListeners() throws Exception {
SimplePropertyValueModel<Object> localValueHolder = (SimplePropertyValueModel<Object>) this.valueHolder;
assertFalse(localValueHolder.hasAnyPropertyChangeListeners(PropertyValueModel.VALUE));
this.verifyHasNoListeners(this.spinnerModelAdapter);
ChangeListener listener = new TestChangeListener();
this.spinnerModelAdapter.addChangeListener(listener);
assertTrue(localValueHolder.hasAnyPropertyChangeListeners(PropertyValueModel.VALUE));
this.verifyHasListeners(this.spinnerModelAdapter);
this.spinnerModelAdapter.removeChangeListener(listener);
assertFalse(localValueHolder.hasAnyPropertyChangeListeners(PropertyValueModel.VALUE));
this.verifyHasNoListeners(this.spinnerModelAdapter);
}
private void verifyHasNoListeners(Object adapter) throws Exception {
Object delegate = ClassTools.fieldValue(adapter, "delegate");
Object[] listeners = (Object[]) ClassTools.executeMethod(delegate, "getChangeListeners");
assertEquals(0, listeners.length);
}
private void verifyHasListeners(Object adapter) throws Exception {
Object delegate = ClassTools.fieldValue(adapter, "delegate");
Object[] listeners = (Object[]) ClassTools.executeMethod(delegate, "getChangeListeners");
assertFalse(listeners.length == 0);
}
private class TestChangeListener implements ChangeListener {
TestChangeListener() {
super();
}
public void stateChanged(ChangeEvent e) {
fail("unexpected event");
}
}
}
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