/*
* 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.framework;
import java.lang.reflect.Method;
import java.util.LinkedList;
import java.util.List;
import org.aopalliance.intercept.MethodInterceptor;
import org.aopalliance.intercept.MethodInvocation;
import org.junit.Test;
import org.springframework.tests.sample.beans.TestBean;
import static org.junit.Assert.*;
/**
* @author Rod Johnson
* @author Chris Beams
* @since 14.03.2003
*/
public final class MethodInvocationTests {
@Test
public void testValidInvocation() throws Throwable {
Method m = Object.class.getMethod("hashCode", (Class[]) null);
Object proxy = new Object();
final Object returnValue = new Object();
List<Object> is = new LinkedList<Object>();
is.add(new MethodInterceptor() {
@Override
public Object invoke(MethodInvocation invocation) throws Throwable {
return returnValue;
}
});
ReflectiveMethodInvocation invocation = new ReflectiveMethodInvocation(proxy, null, //?
m, null, null, is // list
);
Object rv = invocation.proceed();
assertTrue("correct response", rv == returnValue);
}
/**
* toString on target can cause failure.
*/
@Test
public void testToStringDoesntHitTarget() throws Throwable {
Object target = new TestBean() {
@Override
public String toString() {
throw new UnsupportedOperationException("toString");
}
};
List<Object> is = new LinkedList<Object>();
Method m = Object.class.getMethod("hashCode", (Class[]) null);
Object proxy = new Object();
ReflectiveMethodInvocation invocation =
new ReflectiveMethodInvocation(proxy, target, m, null, null, is);
// If it hits target, the test will fail with the UnsupportedOpException
// in the inner class above.
invocation.toString();
}
}