/*
* Copyright 2002-2013 the original author or authors.
*
* Licensed 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.springframework.aop.target;
import org.junit.Before;
import org.junit.Test;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.beans.factory.support.DefaultListableBeanFactory;
import org.springframework.beans.factory.xml.XmlBeanDefinitionReader;
import org.springframework.core.io.Resource;
import org.springframework.tests.sample.beans.SideEffectBean;
import static org.junit.Assert.*;
import static org.springframework.tests.TestResourceUtils.*;
/**
* @author Rod Johnson
* @author Chris Beams
*/
public final class PrototypeTargetSourceTests {
private static final Resource CONTEXT = qualifiedResource(PrototypeTargetSourceTests.class, "context.xml");
/** Initial count value set in bean factory XML */
private static final int INITIAL_COUNT = 10;
private BeanFactory beanFactory;
@Before
public void setUp() throws Exception {
this.beanFactory = new DefaultListableBeanFactory();
new XmlBeanDefinitionReader((BeanDefinitionRegistry) this.beanFactory).loadBeanDefinitions(CONTEXT);
}
/**
* Test that multiple invocations of the prototype bean will result
* in no change to visible state, as a new instance is used.
* With the singleton, there will be change.
*/
@Test
public void testPrototypeAndSingletonBehaveDifferently() {
SideEffectBean singleton = (SideEffectBean) beanFactory.getBean("singleton");
assertEquals(INITIAL_COUNT, singleton.getCount() );
singleton.doWork();
assertEquals(INITIAL_COUNT + 1, singleton.getCount() );
SideEffectBean prototype = (SideEffectBean) beanFactory.getBean("prototype");
assertEquals(INITIAL_COUNT, prototype.getCount() );
prototype.doWork();
assertEquals(INITIAL_COUNT, prototype.getCount() );
}
}