/*
* 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.context.annotation;
import java.lang.instrument.ClassFileTransformer;
import org.junit.Test;
import org.springframework.context.annotation.EnableLoadTimeWeaving.AspectJWeaving;
import org.springframework.context.support.GenericXmlApplicationContext;
import org.springframework.instrument.classloading.LoadTimeWeaver;
import static org.mockito.BDDMockito.*;
/**
* Unit tests for @EnableLoadTimeWeaving
*
* @author Chris Beams
* @since 3.1
*/
public class EnableLoadTimeWeavingTests {
@Test
public void control() {
GenericXmlApplicationContext ctx =
new GenericXmlApplicationContext(getClass(), "EnableLoadTimeWeavingTests-context.xml");
ctx.getBean("loadTimeWeaver", LoadTimeWeaver.class);
}
@Test
public void enableLTW_withAjWeavingDisabled() {
AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext();
ctx.register(EnableLTWConfig_withAjWeavingDisabled.class);
ctx.refresh();
LoadTimeWeaver loadTimeWeaver = ctx.getBean("loadTimeWeaver", LoadTimeWeaver.class);
verifyZeroInteractions(loadTimeWeaver);
}
@Test
public void enableLTW_withAjWeavingAutodetect() {
AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext();
ctx.register(EnableLTWConfig_withAjWeavingAutodetect.class);
ctx.refresh();
LoadTimeWeaver loadTimeWeaver = ctx.getBean("loadTimeWeaver", LoadTimeWeaver.class);
// no expectations -> a class file transformer should NOT be added
// because no META-INF/aop.xml is present on the classpath
verifyZeroInteractions(loadTimeWeaver);
}
@Test
public void enableLTW_withAjWeavingEnabled() {
AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext();
ctx.register(EnableLTWConfig_withAjWeavingEnabled.class);
ctx.refresh();
LoadTimeWeaver loadTimeWeaver = ctx.getBean("loadTimeWeaver", LoadTimeWeaver.class);
verify(loadTimeWeaver).addTransformer(isA(ClassFileTransformer.class));
}
@Configuration
@EnableLoadTimeWeaving(aspectjWeaving=AspectJWeaving.DISABLED)
static class EnableLTWConfig_withAjWeavingDisabled implements LoadTimeWeavingConfigurer {
@Override
public LoadTimeWeaver getLoadTimeWeaver() {
return mock(LoadTimeWeaver.class);
}
}
@Configuration
@EnableLoadTimeWeaving(aspectjWeaving=AspectJWeaving.AUTODETECT)
static class EnableLTWConfig_withAjWeavingAutodetect implements LoadTimeWeavingConfigurer {
@Override
public LoadTimeWeaver getLoadTimeWeaver() {
return mock(LoadTimeWeaver.class);
}
}
@Configuration
@EnableLoadTimeWeaving(aspectjWeaving=AspectJWeaving.ENABLED)
static class EnableLTWConfig_withAjWeavingEnabled implements LoadTimeWeavingConfigurer {
@Override
public LoadTimeWeaver getLoadTimeWeaver() {
return mock(LoadTimeWeaver.class);
}
}
}