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/*******************************************************************************
* Copyright (c) 2007, 2010 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.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import javax.swing.event.DocumentEvent.EventType;
import javax.swing.text.Document;
import junit.framework.TestCase;
import org.eclipse.jpt.utility.internal.ReflectionTools;
import org.eclipse.jpt.utility.internal.model.value.SimplePropertyValueModel;
import org.eclipse.jpt.utility.internal.model.value.swing.DocumentAdapter;
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;
@SuppressWarnings("nls")
public class DocumentAdapterTests extends TestCase {
private WritablePropertyValueModel<String> stringHolder;
Document documentAdapter;
boolean eventFired;
public DocumentAdapterTests(String name) {
super(name);
}
@Override
protected void setUp() throws Exception {
super.setUp();
this.stringHolder = new SimplePropertyValueModel<String>("0123456789");
this.documentAdapter = new DocumentAdapter(this.stringHolder) {
@Override
protected PropertyChangeListener buildStringListener() {
return this.buildStringListener_();
}
};
}
@Override
protected void tearDown() throws Exception {
TestTools.clear(this);
super.tearDown();
}
public void testRemove() throws Exception {
this.eventFired = false;
this.documentAdapter.addDocumentListener(new TestDocumentListener() {
@Override
public void removeUpdate(DocumentEvent e) {
DocumentAdapterTests.this.eventFired = true;
assertEquals(EventType.REMOVE, e.getType());
assertEquals(DocumentAdapterTests.this.documentAdapter, e.getDocument());
// this will be the removal of "23456"
assertEquals(2, e.getOffset());
assertEquals(5, e.getLength());
}
});
this.documentAdapter.remove(2, 5);
assertTrue(this.eventFired);
assertEquals("01789", this.stringHolder.getValue());
}
public void testInsert() throws Exception {
this.eventFired = false;
this.documentAdapter.addDocumentListener(new TestDocumentListener() {
@Override
public void insertUpdate(DocumentEvent e) {
DocumentAdapterTests.this.eventFired = true;
assertEquals(EventType.INSERT, e.getType());
assertEquals(DocumentAdapterTests.this.documentAdapter, e.getDocument());
// this will be the insert of "xxxxxx"
assertEquals(2, e.getOffset());
assertEquals(5, e.getLength());
}
});
this.documentAdapter.insertString(2, "xxxxx", null);
assertTrue(this.eventFired);
assertEquals("01xxxxx23456789", this.stringHolder.getValue());
}
public void testSetValue() throws Exception {
this.eventFired = false;
this.documentAdapter.addDocumentListener(new TestDocumentListener() {
@Override
public void insertUpdate(DocumentEvent e) {
DocumentAdapterTests.this.eventFired = true;
assertEquals(EventType.INSERT, e.getType());
assertEquals(DocumentAdapterTests.this.documentAdapter, e.getDocument());
// this will be the insert of "foo"
assertEquals(0, e.getOffset());
assertEquals(3, e.getLength());
}
@Override
public void removeUpdate(DocumentEvent e) {
assertEquals(EventType.REMOVE, e.getType());
assertEquals(DocumentAdapterTests.this.documentAdapter, e.getDocument());
// this will be the removal of "0123456789"
assertEquals(0, e.getOffset());
assertEquals(10, e.getLength());
}
});
assertEquals("0123456789", this.documentAdapter.getText(0, this.documentAdapter.getLength()));
this.stringHolder.setValue("foo");
assertTrue(this.eventFired);
assertEquals("foo", this.documentAdapter.getText(0, this.documentAdapter.getLength()));
}
public void testHasListeners() throws Exception {
SimplePropertyValueModel<String> localStringHolder = (SimplePropertyValueModel<String>) this.stringHolder;
assertFalse(localStringHolder.hasAnyPropertyChangeListeners(PropertyValueModel.VALUE));
this.verifyHasNoListeners(this.documentAdapter);
DocumentListener listener = new TestDocumentListener();
this.documentAdapter.addDocumentListener(listener);
assertTrue(localStringHolder.hasAnyPropertyChangeListeners(PropertyValueModel.VALUE));
this.verifyHasListeners(this.documentAdapter);
this.documentAdapter.removeDocumentListener(listener);
assertFalse(localStringHolder.hasAnyPropertyChangeListeners(PropertyValueModel.VALUE));
this.verifyHasNoListeners(this.documentAdapter);
}
private void verifyHasNoListeners(Object document) throws Exception {
Object delegate = ReflectionTools.getFieldValue(document, "delegate");
Object[] listeners = (Object[]) ReflectionTools.executeMethod(delegate, "getDocumentListeners");
assertEquals(0, listeners.length);
}
private void verifyHasListeners(Object document) throws Exception {
Object delegate = ReflectionTools.getFieldValue(document, "delegate");
Object[] listeners = (Object[]) ReflectionTools.executeMethod(delegate, "getDocumentListeners");
assertFalse(listeners.length == 0);
}
private class TestDocumentListener implements DocumentListener {
TestDocumentListener() {
super();
}
public void changedUpdate(DocumentEvent e) {
fail("unexpected event");
}
public void insertUpdate(DocumentEvent e) {
fail("unexpected event");
}
public void removeUpdate(DocumentEvent e) {
fail("unexpected event");
}
}
}
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