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/*******************************************************************************
* Copyright (c) 2012, 2016 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.common.utility.tests.internal.model.value;
import java.util.HashMap;
import org.eclipse.jpt.common.utility.internal.model.AbstractModel;
import org.eclipse.jpt.common.utility.internal.model.value.PropertyValueModelTools;
import org.eclipse.jpt.common.utility.internal.model.value.SimplePropertyValueModel;
import org.eclipse.jpt.common.utility.internal.transformer.TransformerAdapter;
import org.eclipse.jpt.common.utility.model.event.PropertyChangeEvent;
import org.eclipse.jpt.common.utility.model.listener.ChangeAdapter;
import org.eclipse.jpt.common.utility.model.listener.ChangeListener;
import org.eclipse.jpt.common.utility.model.value.PropertyValueModel;
import org.eclipse.jpt.common.utility.tests.internal.TestTools;
import junit.framework.TestCase;
@SuppressWarnings("nls")
public class CompoundPropertyValueModelTests
extends TestCase
{
protected SimplePropertyValueModel<String> keyModel;
protected HashMap<String, SimplePropertyValueModel<String>> valueModels;
protected PropertyValueModel<SimplePropertyValueModel<String>> valueModelModel;
protected PropertyValueModel<String> testModel;
protected ChangeListener testModelListener;
protected PropertyChangeEvent testModelEvent;
public CompoundPropertyValueModelTests(String name) {
super(name);
}
@Override
protected void setUp() throws Exception {
super.setUp();
this.keyModel = new SimplePropertyValueModel<>(null);
this.valueModels = new HashMap<>();
this.valueModelModel = this.buildValueModelModel();
this.testModel = this.buildTestModel(this.valueModelModel);
this.testModelListener = new TestModelListener();
}
protected PropertyValueModel<SimplePropertyValueModel<String>> buildValueModelModel() {
return PropertyValueModelTools.transform(this.keyModel, new KeyTransformer());
}
public class KeyTransformer
extends TransformerAdapter<String, SimplePropertyValueModel<String>>
{
@Override
public SimplePropertyValueModel<String> transform(String key) {
return CompoundPropertyValueModelTests.this.getValueModel(key);
}
}
protected SimplePropertyValueModel<String> getValueModel(String key) {
SimplePropertyValueModel<String> valueModel = this.valueModels.get(key);
if (valueModel == null) {
valueModel = new SimplePropertyValueModel<>(key + key);
this.valueModels.put(key, valueModel);
}
return valueModel;
}
protected PropertyValueModel<String> buildTestModel(PropertyValueModel<SimplePropertyValueModel<String>> modelModel) {
return PropertyValueModelTools.compound(modelModel);
}
@Override
protected void tearDown() throws Exception {
TestTools.clear(this);
super.tearDown();
}
public void testGetValue() {
assertNull(this.keyModel.getValue());
assertNull(this.valueModelModel.getValue());
assertNull(this.testModel.getValue());
this.testModel.addPropertyChangeListener(PropertyValueModel.VALUE, this.testModelListener);
assertNull(this.keyModel.getValue());
assertNull(this.valueModelModel.getValue());
assertNull(this.testModel.getValue());
this.keyModel.setValue("foo");
assertEquals("foo", this.keyModel.getValue());
assertEquals(this.valueModels.get("foo"), this.valueModelModel.getValue());
assertEquals("foofoo", this.testModel.getValue());
this.keyModel.setValue("bar");
assertEquals("bar", this.keyModel.getValue());
assertEquals(this.valueModels.get("bar"), this.valueModelModel.getValue());
assertEquals("barbar", this.testModel.getValue());
this.keyModel.setValue("baz");
assertEquals("baz", this.keyModel.getValue());
assertEquals(this.valueModels.get("baz"), this.valueModelModel.getValue());
assertEquals("bazbaz", this.testModel.getValue());
this.keyModel.setValue(null);
assertNull(this.keyModel.getValue());
assertNull(this.valueModelModel.getValue());
assertNull(this.testModel.getValue());
this.keyModel.setValue("foo");
assertEquals("foo", this.keyModel.getValue());
assertEquals(this.valueModels.get("foo"), this.valueModelModel.getValue());
assertEquals("foofoo", this.testModel.getValue());
this.valueModels.get("foo").setValue("XXX");
assertEquals("foo", this.keyModel.getValue());
assertEquals(this.valueModels.get("foo"), this.valueModelModel.getValue());
assertEquals("XXX", this.testModel.getValue());
this.testModel.removePropertyChangeListener(PropertyValueModel.VALUE, this.testModelListener);
assertEquals("foo", this.keyModel.getValue()); // simple PVM
assertNull(this.valueModelModel.getValue());
assertNull(this.testModel.getValue());
}
public void testLazyListening() {
assertTrue(((AbstractModel) this.keyModel).hasNoPropertyChangeListeners(PropertyValueModel.VALUE));
assertTrue(((AbstractModel) this.valueModelModel).hasNoPropertyChangeListeners(PropertyValueModel.VALUE));
assertTrue(((AbstractModel) this.testModel).hasNoPropertyChangeListeners(PropertyValueModel.VALUE));
this.testModel.addChangeListener(this.testModelListener);
assertTrue(((AbstractModel) this.keyModel).hasAnyPropertyChangeListeners(PropertyValueModel.VALUE));
assertTrue(((AbstractModel) this.valueModelModel).hasAnyPropertyChangeListeners(PropertyValueModel.VALUE));
assertTrue(((AbstractModel) this.testModel).hasAnyPropertyChangeListeners(PropertyValueModel.VALUE));
this.testModel.removeChangeListener(this.testModelListener);
assertTrue(((AbstractModel) this.keyModel).hasNoPropertyChangeListeners(PropertyValueModel.VALUE));
assertTrue(((AbstractModel) this.valueModelModel).hasNoPropertyChangeListeners(PropertyValueModel.VALUE));
assertTrue(((AbstractModel) this.testModel).hasNoPropertyChangeListeners(PropertyValueModel.VALUE));
this.testModel.addPropertyChangeListener(PropertyValueModel.VALUE, this.testModelListener);
assertTrue(((AbstractModel) this.keyModel).hasAnyPropertyChangeListeners(PropertyValueModel.VALUE));
this.testModel.removePropertyChangeListener(PropertyValueModel.VALUE, this.testModelListener);
assertTrue(((AbstractModel) this.keyModel).hasNoPropertyChangeListeners(PropertyValueModel.VALUE));
}
public void testPropertyChange() {
this.testModel.addPropertyChangeListener(PropertyValueModel.VALUE, this.testModelListener);
this.testModelEvent = null;
this.keyModel.setValue("foo");
this.verifyEvent(this.testModelEvent, this.testModel, null, "foofoo");
this.testModelEvent = null;
this.keyModel.setValue("bar");
this.verifyEvent(this.testModelEvent, this.testModel, "foofoo", "barbar");
this.testModelEvent = null;
this.keyModel.setValue(null);
this.verifyEvent(this.testModelEvent, this.testModel, "barbar", null);
this.testModelEvent = null;
this.keyModel.setValue("foo");
this.verifyEvent(this.testModelEvent, this.testModel, null, "foofoo");
this.testModelEvent = null;
this.valueModels.get("foo").setValue("XXX");
this.verifyEvent(this.testModelEvent, this.testModel, "foofoo", "XXX");
}
public void testConstructor_NPE() {
boolean exCaught = false;
try {
this.testModel = this.buildTestModel(null);
} catch (NullPointerException ex) {
exCaught = true;
}
assertTrue(exCaught);
}
protected void verifyEvent(PropertyChangeEvent event, Object source, Object oldValue, Object newValue) {
assertNotNull(event);
assertEquals(source, event.getSource());
assertEquals(PropertyValueModel.VALUE, event.getPropertyName());
assertEquals(oldValue, event.getOldValue());
assertEquals(newValue, event.getNewValue());
}
protected class TestModelListener
extends ChangeAdapter
{
@Override
public void propertyChanged(PropertyChangeEvent event) {
CompoundPropertyValueModelTests.this.testModelEvent = event;
}
}
}
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