/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.tuscany.core.builder;
import java.util.ArrayList;
import java.util.List;
import org.apache.tuscany.spi.idl.InvalidServiceContractException;
import org.apache.tuscany.spi.idl.java.JavaInterfaceProcessorRegistry;
import org.apache.tuscany.spi.model.Operation;
import org.apache.tuscany.spi.model.ServiceContract;
import org.apache.tuscany.spi.wire.InboundInvocationChain;
import org.apache.tuscany.spi.wire.Interceptor;
import org.apache.tuscany.spi.wire.Message;
import org.apache.tuscany.spi.wire.MessageImpl;
import org.apache.tuscany.spi.wire.OutboundInvocationChain;
import org.apache.tuscany.spi.wire.TargetInvoker;
import junit.framework.TestCase;
import org.apache.tuscany.core.idl.java.JavaInterfaceProcessorRegistryImpl;
import org.apache.tuscany.core.mock.component.SimpleTarget;
import org.apache.tuscany.core.mock.wire.MockSyncInterceptor;
import org.apache.tuscany.core.wire.InboundInvocationChainImpl;
import org.apache.tuscany.core.wire.InvokerInterceptor;
import org.apache.tuscany.core.wire.OutboundInvocationChainImpl;
import org.easymock.EasyMock;
import static org.easymock.EasyMock.createNiceMock;
import static org.easymock.EasyMock.expect;
import static org.easymock.EasyMock.replay;
import static org.easymock.EasyMock.verify;
/**
* Verifies connection strategies between {@link org.apache.tuscany.spi.wire.OutboundInvocationChain}s and {@link
* org.apache.tuscany.spi.wire.InboundInvocationChain}s
*
* @version $$Rev: 451133 $$ $$Date: 2006-09-28 22:31:27 -0700 (Thu, 28 Sep 2006) $$
*/
public class OutboundToInboundConnectTestCase extends TestCase {
public void testNoInterceptorsNoHandlers() throws Exception {
ConnectorImpl connector = new ConnectorImpl();
InboundInvocationChain inboundChain = setupTarget(null);
OutboundInvocationChain outboundChain = setupSource(null);
String[] val = new String[]{"foo"};
TargetInvoker invoker = createNiceMock(TargetInvoker.class);
expect(invoker.invokeTarget(EasyMock.eq(val))).andReturn(val);
replay(invoker);
connector.connect(outboundChain, inboundChain, invoker, false);
inboundChain.prepare();
assertEquals(val, outboundChain.getTargetInvoker().invokeTarget(val));
verify(invoker);
}
/**
* Verifies an invocation with a single source interceptor
*/
public void testSourceInterceptor() throws Exception {
ConnectorImpl connector = new ConnectorImpl();
MockSyncInterceptor interceptor = new MockSyncInterceptor();
List<Interceptor> interceptors = new ArrayList<Interceptor>();
interceptors.add(interceptor);
OutboundInvocationChain outboundChain = setupSource(interceptors);
InboundInvocationChain inboundChain = setupTarget(null);
Message msg = new MessageImpl();
TargetInvoker invoker = createNiceMock(TargetInvoker.class);
expect(invoker.invoke(EasyMock.eq(msg))).andReturn(msg);
replay(invoker);
assertEquals(0, interceptor.getCount());
connector.connect(outboundChain, inboundChain, invoker, false);
inboundChain.prepare();
msg.setTargetInvoker(outboundChain.getTargetInvoker());
assertEquals(msg, outboundChain.getHeadInterceptor().invoke(msg));
assertEquals(1, interceptor.getCount());
verify(invoker);
}
/**
* Verifies an invocation with a single target interceptor
*/
public void testTargetInterceptor() throws Exception {
ConnectorImpl connector = new ConnectorImpl();
MockSyncInterceptor interceptor = new MockSyncInterceptor();
List<Interceptor> interceptors = new ArrayList<Interceptor>();
interceptors.add(interceptor);
OutboundInvocationChain outboundChain = setupSource(null);
InboundInvocationChain inboundChain = setupTarget(interceptors);
Message msg = new MessageImpl();
TargetInvoker invoker = createNiceMock(TargetInvoker.class);
expect(invoker.invoke(EasyMock.eq(msg))).andReturn(msg);
replay(invoker);
assertEquals(0, interceptor.getCount());
connector.connect(outboundChain, inboundChain, invoker, false);
inboundChain.prepare();
msg.setTargetInvoker(outboundChain.getTargetInvoker());
assertEquals(msg, outboundChain.getHeadInterceptor().invoke(msg));
assertEquals(1, interceptor.getCount());
verify(invoker);
}
/**
* Verifies an invocation with a source and target interceptor
*/
public void testSourceTargetInterceptor() throws Exception {
ConnectorImpl connector = new ConnectorImpl();
MockSyncInterceptor sourceInterceptor = new MockSyncInterceptor();
List<Interceptor> sourceInterceptors = new ArrayList<Interceptor>();
sourceInterceptors.add(sourceInterceptor);
MockSyncInterceptor targetInterceptor = new MockSyncInterceptor();
List<Interceptor> targetInterceptors = new ArrayList<Interceptor>();
targetInterceptors.add(targetInterceptor);
OutboundInvocationChain outboundChain = setupSource(sourceInterceptors);
InboundInvocationChain inboundChain = setupTarget(targetInterceptors);
Message msg = new MessageImpl();
TargetInvoker invoker = createNiceMock(TargetInvoker.class);
expect(invoker.invoke(EasyMock.eq(msg))).andReturn(msg);
replay(invoker);
assertEquals(0, sourceInterceptor.getCount());
assertEquals(0, targetInterceptor.getCount());
connector.connect(outboundChain, inboundChain, invoker, false);
inboundChain.prepare();
msg.setTargetInvoker(outboundChain.getTargetInvoker());
assertEquals(msg, outboundChain.getHeadInterceptor().invoke(msg));
assertEquals(1, sourceInterceptor.getCount());
assertEquals(1, targetInterceptor.getCount());
verify(invoker);
}
public InboundInvocationChain setupTarget(List<Interceptor> interceptors) {
JavaInterfaceProcessorRegistry registry = new JavaInterfaceProcessorRegistryImpl();
ServiceContract<?> contract;
try {
contract = registry.introspect(SimpleTarget.class);
} catch (InvalidServiceContractException e) {
throw new AssertionError();
}
Operation operation = contract.getOperations().get("echo");
InboundInvocationChainImpl chain = new InboundInvocationChainImpl(operation);
if (interceptors != null) {
for (Interceptor interceptor : interceptors) {
chain.addInterceptor(interceptor);
}
}
chain.addInterceptor(new InvokerInterceptor()); // add tail interceptor
return chain;
}
public OutboundInvocationChain setupSource(List<Interceptor> interceptors) {
JavaInterfaceProcessorRegistry registry = new JavaInterfaceProcessorRegistryImpl();
ServiceContract<?> contract;
try {
contract = registry.introspect(SimpleTarget.class);
} catch (InvalidServiceContractException e) {
throw new AssertionError();
}
Operation operation = contract.getOperations().get("echo");
OutboundInvocationChainImpl chain = new OutboundInvocationChainImpl(operation);
if (interceptors != null) {
for (Interceptor interceptor : interceptors) {
chain.addInterceptor(interceptor);
}
}
return chain;
}
}