/*
* 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.beans.factory.config;
import java.util.Date;
import javax.inject.Provider;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.ObjectFactory;
import org.springframework.beans.factory.support.DefaultListableBeanFactory;
import org.springframework.beans.factory.xml.XmlBeanDefinitionReader;
import org.springframework.core.io.Resource;
import org.springframework.util.SerializationTestUtils;
import static org.junit.Assert.*;
import static org.mockito.BDDMockito.*;
import static org.springframework.tests.TestResourceUtils.*;
/**
* @author Colin Sampaleanu
* @author Juergen Hoeller
* @author Rick Evans
* @author Chris Beams
*/
public class ObjectFactoryCreatingFactoryBeanTests {
private static final Resource CONTEXT =
qualifiedResource(ObjectFactoryCreatingFactoryBeanTests.class, "context.xml");
private DefaultListableBeanFactory beanFactory;
@Before
public void setUp() {
this.beanFactory = new DefaultListableBeanFactory();
new XmlBeanDefinitionReader(this.beanFactory).loadBeanDefinitions(CONTEXT);
this.beanFactory.setSerializationId("test");
}
@After
public void tearDown() {
this.beanFactory.setSerializationId(null);
}
@Test
public void testFactoryOperation() throws Exception {
FactoryTestBean testBean = beanFactory.getBean("factoryTestBean", FactoryTestBean.class);
ObjectFactory<?> objectFactory = testBean.getObjectFactory();
Date date1 = (Date) objectFactory.getObject();
Date date2 = (Date) objectFactory.getObject();
assertTrue(date1 != date2);
}
@Test
public void testFactorySerialization() throws Exception {
FactoryTestBean testBean = beanFactory.getBean("factoryTestBean", FactoryTestBean.class);
ObjectFactory<?> objectFactory = testBean.getObjectFactory();
objectFactory = (ObjectFactory) SerializationTestUtils.serializeAndDeserialize(objectFactory);
Date date1 = (Date) objectFactory.getObject();
Date date2 = (Date) objectFactory.getObject();
assertTrue(date1 != date2);
}
@Test
public void testProviderOperation() throws Exception {
ProviderTestBean testBean = beanFactory.getBean("providerTestBean", ProviderTestBean.class);
Provider<?> provider = testBean.getProvider();
Date date1 = (Date) provider.get();
Date date2 = (Date) provider.get();
assertTrue(date1 != date2);
}
@Test
public void testProviderSerialization() throws Exception {
ProviderTestBean testBean = beanFactory.getBean("providerTestBean", ProviderTestBean.class);
Provider<?> provider = testBean.getProvider();
provider = (Provider) SerializationTestUtils.serializeAndDeserialize(provider);
Date date1 = (Date) provider.get();
Date date2 = (Date) provider.get();
assertTrue(date1 != date2);
}
@Test
public void testDoesNotComplainWhenTargetBeanNameRefersToSingleton() throws Exception {
final String targetBeanName = "singleton";
final String expectedSingleton = "Alicia Keys";
BeanFactory beanFactory = mock(BeanFactory.class);
given(beanFactory.getBean(targetBeanName)).willReturn(expectedSingleton);
ObjectFactoryCreatingFactoryBean factory = new ObjectFactoryCreatingFactoryBean();
factory.setTargetBeanName(targetBeanName);
factory.setBeanFactory(beanFactory);
factory.afterPropertiesSet();
ObjectFactory<?> objectFactory = factory.getObject();
Object actualSingleton = objectFactory.getObject();
assertSame(expectedSingleton, actualSingleton);
}
@Test
public void testWhenTargetBeanNameIsNull() throws Exception {
try {
new ObjectFactoryCreatingFactoryBean().afterPropertiesSet();
fail("Must have thrown an IllegalArgumentException; 'targetBeanName' property not set.");
}
catch (IllegalArgumentException expected) {}
}
@Test
public void testWhenTargetBeanNameIsEmptyString() throws Exception {
try {
ObjectFactoryCreatingFactoryBean factory = new ObjectFactoryCreatingFactoryBean();
factory.setTargetBeanName("");
factory.afterPropertiesSet();
fail("Must have thrown an IllegalArgumentException; 'targetBeanName' property set to (invalid) empty string.");
}
catch (IllegalArgumentException expected) {}
}
@Test
public void testWhenTargetBeanNameIsWhitespacedString() throws Exception {
try {
ObjectFactoryCreatingFactoryBean factory = new ObjectFactoryCreatingFactoryBean();
factory.setTargetBeanName(" \t");
factory.afterPropertiesSet();
fail("Must have thrown an IllegalArgumentException; 'targetBeanName' property set to (invalid) only-whitespace string.");
}
catch (IllegalArgumentException expected) {}
}
@Test
public void testEnsureOFBFBReportsThatItActuallyCreatesObjectFactoryInstances() throws Exception {
assertEquals("Must be reporting that it creates ObjectFactory instances (as per class contract).",
ObjectFactory.class, new ObjectFactoryCreatingFactoryBean().getObjectType());
}
public static class FactoryTestBean {
private ObjectFactory<?> objectFactory;
public ObjectFactory<?> getObjectFactory() {
return objectFactory;
}
public void setObjectFactory(ObjectFactory<?> objectFactory) {
this.objectFactory = objectFactory;
}
}
public static class ProviderTestBean {
private Provider<?> provider;
public Provider<?> getProvider() {
return provider;
}
public void setProvider(Provider<?> provider) {
this.provider = provider;
}
}
}