/**
* Copyright (c) 2009-2011 VMware, Inc. All Rights Reserved.
*
* 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 com.springsource.insight.plugin.integration.gateway;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import org.junit.Test;
import com.springsource.insight.collection.test.AbstractCollectionTestSupport;
import com.springsource.insight.util.ArrayUtil;
import com.springsource.insight.util.ClassUtil;
import com.springsource.insight.util.ExtraReflectionUtils;
/**
*
*/
public class GatewayMethodInboundMessageMapperAspectTest extends AbstractCollectionTestSupport {
private static String CLASS_NAME = "org.springframework.integration.gateway.GatewayMethodInboundMessageMapper";
public GatewayMethodInboundMessageMapperAspectTest() {
assertTrue("Cannot access " + CLASS_NAME, ClassUtil.isPresent(CLASS_NAME, getClass()));
}
@Test
public void testHasMethodIntroduction() throws Exception {
Object gateway = getClassInstance("testHasMethodIntroduction");
Class<?> gtwClass = gateway.getClass();
assertInstanceOf(gtwClass.getName() + " " + HasMethod.class.getSimpleName() + " ?", gateway, HasMethod.class);
}
@Test
public void testMethodTaggingAspect() throws Exception {
Object gateway = getClassInstance("testMethodTaggingAspect");
Class<?> gtwClass = gateway.getClass();
Field methodField = ExtraReflectionUtils.getAccessibleField(gtwClass, "method", Method.class);
assertNotNull("Cannot locate method field", methodField);
Method expected = ExtraReflectionUtils.getFieldValue(methodField, gateway, Method.class);
assertNotNull("No gateway method value", expected);
assertInstanceOf(gtwClass.getName() + " " + HasMethod.class.getSimpleName() + " ?", gateway, HasMethod.class);
HasMethod methodAccess = (HasMethod) gateway;
Method actual = methodAccess.__getInsightMethod();
assertSame("Mismatched tagged method value", expected, actual);
}
private Object getClassInstance(String methodName) throws Exception {
Class<?> myClass = getClass();
Class<?> instanceClass = ClassUtil.loadClassByName(CLASS_NAME, myClass);
Constructor<?> ctor = ExtraReflectionUtils.getAccessibleConstructor(instanceClass, Method.class);
Method method = myClass.getMethod(methodName, ArrayUtil.EMPTY_CLASSES);
return ctor.newInstance(method);
}
}