/*
* Copyright 2002-2010 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.context.annotation.configuration;
import static org.hamcrest.CoreMatchers.sameInstance;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
import org.springframework.aop.support.AopUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.parsing.BeanDefinitionParsingException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;
import test.beans.TestBean;
/**
* Unit tests cornering the bug exposed in SPR-6779.
*
* @author Chris Beams
*/
public class ImportedConfigurationClassEnhancementTests {
@Test
public void autowiredConfigClassIsEnhancedWhenImported() {
autowiredConfigClassIsEnhanced(ConfigThatDoesImport.class);
}
@Test
public void autowiredConfigClassIsEnhancedWhenRegisteredViaConstructor() {
autowiredConfigClassIsEnhanced(ConfigThatDoesNotImport.class, ConfigToBeAutowired.class);
}
private void autowiredConfigClassIsEnhanced(Class<?>... configClasses) {
ApplicationContext ctx = new AnnotationConfigApplicationContext(configClasses);
Config config = ctx.getBean(Config.class);
assertTrue("autowired config class has not been enhanced",
AopUtils.isCglibProxyClass(config.autowiredConfig.getClass()));
}
@Test
public void autowiredConfigClassBeanMethodsRespectScopingWhenImported() {
autowiredConfigClassBeanMethodsRespectScoping(ConfigThatDoesImport.class);
}
@Test
public void autowiredConfigClassBeanMethodsRespectScopingWhenRegisteredViaConstructor() {
autowiredConfigClassBeanMethodsRespectScoping(ConfigThatDoesNotImport.class, ConfigToBeAutowired.class);
}
private void autowiredConfigClassBeanMethodsRespectScoping(Class<?>... configClasses) {
ApplicationContext ctx = new AnnotationConfigApplicationContext(configClasses);
Config config = ctx.getBean(Config.class);
TestBean testBean1 = config.autowiredConfig.testBean();
TestBean testBean2 = config.autowiredConfig.testBean();
assertThat("got two distinct instances of testBean when singleton scoping was expected",
testBean1, sameInstance(testBean2));
}
@Test(expected=BeanDefinitionParsingException.class)
public void importingAnNonConfigurationClassCausesIllegalArgumentException() {
new AnnotationConfigApplicationContext(ConfigThatImportsNonConfigClass.class);
}
}
@Configuration
class ConfigToBeAutowired {
public @Bean TestBean testBean() {
return new TestBean();
}
}
class Config {
@Autowired ConfigToBeAutowired autowiredConfig;
}
@Import(ConfigToBeAutowired.class)
@Configuration
class ConfigThatDoesImport extends Config { }
@Configuration
class ConfigThatDoesNotImport extends Config { }
@Configuration
@Import(Void.class)
class ConfigThatImportsNonConfigClass { }