/*
* 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.commons.beanutils.bugs;
import java.beans.PropertyDescriptor;
import junit.framework.TestCase;
import org.apache.commons.beanutils.FluentIntrospectionTestBean;
import org.apache.commons.beanutils.FluentPropertyBeanIntrospector;
import org.apache.commons.beanutils.PropertyUtilsBean;
/**
* Write methods for PropertyDescriptors created during custom introspection are lost. See
* <a href="https://issues.apache.org/jira/browse/BEANUTILS-456">JIRA issue
* BEANUTILS-456</a>.
*
* @version $Id: Jira456TestCase.java 1555233 2014-01-03 19:41:04Z oheger $
*/
public class Jira456TestCase extends TestCase {
/** Constant for the name of the test property. */
private static final String TEST_PROP = "fluentGetProperty";
/** The PropertyUtilsBean used by the tests. */
private PropertyUtilsBean pub;
@Override
protected void setUp() throws Exception {
super.setUp();
pub = new PropertyUtilsBean();
pub.addBeanIntrospector(new FluentPropertyBeanIntrospector());
}
/**
* Clears the reference to the write method in the property descriptor of the test
* property. This simulates that the write method reference is freed by the GC.
*
* @return the bean instance used for testing
* @throws Exception if an error occurs
*/
private FluentIntrospectionTestBean clearWriteMethodRef() throws Exception {
FluentIntrospectionTestBean bean = new FluentIntrospectionTestBean();
PropertyDescriptor pd = pub.getPropertyDescriptor(bean, TEST_PROP);
// simulate that the write method reference is freed
pd.setWriteMethod(null);
return bean;
}
/**
* Tests whether a lost write method is automatically recovered and can be invoked.
*/
public void testWriteMethodRecover() throws Exception {
FluentIntrospectionTestBean bean = clearWriteMethodRef();
final String value = "Test value";
pub.setProperty(bean, TEST_PROP, value);
assertEquals("Property not set", value, bean.getFluentGetProperty());
}
/**
* Tests whether a property is recognized as writable even if the reference to its
* write method was freed.
*/
public void testPropertyIsWritable() throws Exception {
FluentIntrospectionTestBean bean = clearWriteMethodRef();
assertTrue("Not writable", pub.isWriteable(bean, TEST_PROP));
}
}