/*
* Copyright 2002-2015 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.reflect.Method;
import org.junit.Test;
import org.springframework.util.ReflectionUtils;
import static org.hamcrest.CoreMatchers.*;
import static org.junit.Assert.*;
/**
* Tests ReflectionUtils methods as used against CGLIB-generated classes created
* by ConfigurationClassEnhancer.
*
* @author Chris Beams
* @since 3.1
* @see org.springframework.util.ReflectionUtilsTests
*/
public class ReflectionUtilsIntegrationTests {
@Test
public void getUniqueDeclaredMethods_withCovariantReturnType_andCglibRewrittenMethodNames() throws Exception {
Class<?> cglibLeaf = new ConfigurationClassEnhancer().enhance(Leaf.class, null);
int m1MethodCount = 0;
Method[] methods = ReflectionUtils.getUniqueDeclaredMethods(cglibLeaf);
for (Method method : methods) {
if (method.getName().equals("m1")) {
m1MethodCount++;
}
}
assertThat(m1MethodCount, is(1));
for (Method method : methods) {
if (method.getName().contains("m1")) {
assertEquals(method.getReturnType(), Integer.class);
}
}
}
@Configuration
static abstract class Parent {
public abstract Number m1();
}
@Configuration
static class Leaf extends Parent {
@Override
@Bean
public Integer m1() {
return new Integer(42);
}
}
}