/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.harmony.beans.tests.java.beans;
import java.awt.Component;
import java.beans.BeanDescriptor;
import java.beans.Customizer;
import java.beans.PropertyChangeListener;
import java.util.HashSet;
import junit.framework.TestCase;
import org.apache.harmony.beans.tests.support.mock.MockJavaBean;
/**
* Unit test for BeanDescriptor.
*/
public class BeanDescriptorTest extends TestCase {
/*
* @see TestCase#setUp()
*/
@Override
protected void setUp() throws Exception {
super.setUp();
}
/*
* @see TestCase#tearDown()
*/
@Override
protected void tearDown() throws Exception {
super.tearDown();
}
/*
* Class under test for void BeanDescriptor(Class)
*/
public void testBeanDescriptorClass() {
String beanName = "BeanDescriptorTest.bean";
MockJavaBean bean = new MockJavaBean(beanName);
Class<? extends MockJavaBean> beanClass = bean.getClass();
BeanDescriptor bd = new BeanDescriptor(beanClass);
assertSame(beanClass, bd.getBeanClass());
String displayName = beanClass.getName().substring(
beanClass.getName().lastIndexOf('.') + 1);
assertEquals(displayName, bd.getDisplayName());
assertEquals(displayName, bd.getName());
assertEquals(displayName, bd.getShortDescription());
assertNotNull(bd.attributeNames());
assertFalse(bd.isExpert());
assertFalse(bd.isHidden());
assertFalse(bd.isPreferred());
}
public void testBeanDescriptorClass_Null() {
try {
new BeanDescriptor(null);
fail("Should throw NullPointerException.");
} catch (NullPointerException e) {
}
}
/*
* Class under test for void BeanDescriptor(Class, Class)
*/
public void testBeanDescriptorClassClass() {
/*
* String beanName = "BeanDescriptorTest.bean"; MockJavaBean bean = new
* MockJavaBean(beanName); Class beanClass = bean.getClass(); Customizer
* customizer = new MyCustomizer(); Class cusClass =
* customizer.getClass(); BeanDescriptor bd = new
* BeanDescriptor(beanClass, cusClass);
*
* assertSame(beanClass, bd.getBeanClass()); assertSame(cusClass,
* bd.getCustomizerClass());
*
* String displayName = beanClass.getName().substring(
* beanClass.getName().lastIndexOf('.') + 1); assertEquals(displayName,
* bd.getDisplayName()); assertEquals(displayName, bd.getName());
* assertEquals(displayName, bd.getShortDescription());
*
* assertNotNull(bd.attributeNames()); assertFalse(bd.isExpert());
* assertFalse(bd.isHidden()); assertFalse(bd.isPreferred());
*/
}
public void testBeanDescriptorClassClass_BeanClassNull() {
/*
* Class beanClass = null; Customizer customizer = new MyCustomizer();
* Class cusClass = customizer.getClass(); try { BeanDescriptor bd = new
* BeanDescriptor(beanClass, cusClass); fail("Should throw
* NullPointerException"); } catch (NullPointerException e) { }
*/
}
public void testBeanDescriptorClassClass_CustomizerClassNull() {
String beanName = "BeanDescriptorTest.bean";
MockJavaBean bean = new MockJavaBean(beanName);
Class<? extends MockJavaBean> beanClass = bean.getClass();
Class<?> cusClass = null;
BeanDescriptor bd = new BeanDescriptor(beanClass, cusClass);
assertSame(beanClass, bd.getBeanClass());
assertNull(bd.getCustomizerClass());
String displayName = beanClass.getName().substring(
beanClass.getName().lastIndexOf('.') + 1);
assertEquals(displayName, bd.getDisplayName());
assertEquals(displayName, bd.getName());
assertEquals(displayName, bd.getShortDescription());
assertNotNull(bd.attributeNames());
assertFalse(bd.isExpert());
assertFalse(bd.isHidden());
assertFalse(bd.isPreferred());
}
class MyCustomizer extends Component implements Customizer {
private static final long serialVersionUID = 76060185562822787L;
HashSet<PropertyChangeListener> listeners;
Object bean;
public MyCustomizer() {
this.listeners = new HashSet<PropertyChangeListener>();
this.bean = null;
}
/*
* (non-Javadoc)
*
* @see java.beans.Customizer#addPropertyChangeListener(java.beans.PropertyChangeListener)
*/
@Override
public void addPropertyChangeListener(PropertyChangeListener listener) {
this.listeners.add(listener);
}
/*
* (non-Javadoc)
*
* @see java.beans.Customizer#removePropertyChangeListener(java.beans.PropertyChangeListener)
*/
@Override
public void removePropertyChangeListener(PropertyChangeListener listener) {
this.listeners.remove(listener);
}
/*
* (non-Javadoc)
*
* @see java.beans.Customizer#setObject(java.lang.Object)
*/
public void setObject(Object bean) {
this.bean = bean;
}
}
/**
* @tests java.beans.BeanDescriptor#BeanDescriptor( java.lang.Class)
*/
public void test_Ctor1_NullPointerException() {
try {
// Regression for HARMONY-225
new BeanDescriptor(null);
fail("No expected NullPointerException");
} catch (NullPointerException e) {
}
}
/**
* @tests java.beans.BeanDescriptor#BeanDescriptor( java.lang.Class,
* java.lang.Class)
*/
public void test_Ctor2_NullPointerException() {
try {
// Regression for HARMONY-225
new BeanDescriptor(null, String.class);
fail("No expected NullPointerException");
} catch (NullPointerException e) {
}
}
/**
* The test checks the method testNullaryConstructor()
*/
public void testNullaryConstructor() {
BeanDescriptor bd = new BeanDescriptor(String.class);
assertEquals("String", bd.getName());
}
}