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package org.apache.tuscany.core.invocation.jdk;
import java.lang.reflect.Method;
import java.util.Map;
import junit.framework.Assert;
import junit.framework.TestCase;
import org.apache.tuscany.core.invocation.InvocationConfiguration;
import org.apache.tuscany.core.invocation.MethodHashMap;
import org.apache.tuscany.core.invocation.impl.InvokerInterceptor;
import org.apache.tuscany.core.invocation.impl.MessageChannelImpl;
import org.apache.tuscany.core.invocation.mock.MockHandler;
import org.apache.tuscany.core.invocation.mock.MockStaticInvoker;
import org.apache.tuscany.core.invocation.mock.MockSyncInterceptor;
import org.apache.tuscany.core.invocation.mock.SimpleTarget;
import org.apache.tuscany.core.invocation.mock.SimpleTargetImpl;
import org.apache.tuscany.core.message.impl.MessageFactoryImpl;
public class JDKInvocationHandlerTestCase extends TestCase {
private Method hello;
private Method goodbye;
public JDKInvocationHandlerTestCase() {
super();
}
public JDKInvocationHandlerTestCase(String arg0) {
super(arg0);
}
public void setUp() throws Exception {
hello = SimpleTarget.class.getMethod("hello", new Class[] { String.class });
goodbye = SimpleTarget.class.getMethod("goodbye", new Class[] { String.class });
}
public void testBasicInvoke() throws Throwable {
Map<Method, InvocationConfiguration> configs = new MethodHashMap();
configs.put(hello, getInvocationHandler(hello));
JDKInvocationHandler handler = new JDKInvocationHandler(new MessageFactoryImpl(), configs);
Assert.assertEquals("foo", handler.invoke(null, hello, new Object[] { "foo" }));
}
public void testErrorInvoke() throws Throwable {
Map<Method, InvocationConfiguration> configs = new MethodHashMap();
configs.put(hello, getInvocationHandler(hello));
JDKInvocationHandler handler = new JDKInvocationHandler(new MessageFactoryImpl(), configs);
try {
Assert.assertEquals("foo", handler.invoke(null, hello, new Object[] {}));
fail("Expected " + IllegalArgumentException.class.getName());
} catch (IllegalArgumentException e) {
// should throw
}
}
public void testDirectErrorInvoke() throws Throwable {
InvocationConfiguration source = new InvocationConfiguration(hello);
MockStaticInvoker invoker = new MockStaticInvoker(hello, new SimpleTargetImpl());
source.setTargetInvoker(invoker);
Map<Method, InvocationConfiguration> configs = new MethodHashMap();
configs.put(hello, source);
JDKInvocationHandler handler = new JDKInvocationHandler(new MessageFactoryImpl(), configs);
try {
Assert.assertEquals("foo", handler.invoke(null, hello, new Object[] {}));
fail("Expected " + IllegalArgumentException.class.getName());
} catch (IllegalArgumentException e) {
// should throw
}
}
public void testDirectInvoke() throws Throwable {
InvocationConfiguration source = new InvocationConfiguration(hello);
MockStaticInvoker invoker = new MockStaticInvoker(hello, new SimpleTargetImpl());
source.setTargetInvoker(invoker);
Map<Method, InvocationConfiguration> configs = new MethodHashMap();
configs.put(hello, source);
JDKInvocationHandler handler = new JDKInvocationHandler(new MessageFactoryImpl(), configs);
Assert.assertEquals("foo", handler.invoke(null, hello, new Object[] { "foo" }));
}
private InvocationConfiguration getInvocationHandler(Method m) {
InvocationConfiguration source = new InvocationConfiguration(m);
MockHandler sourceRequestHandler = new MockHandler();
MockHandler sourceResponseHandler = new MockHandler();
MockSyncInterceptor sourceInterceptor = new MockSyncInterceptor();
source.addRequestHandler(sourceRequestHandler);
source.addResponseHandler(sourceResponseHandler);
source.addSourceInterceptor(sourceInterceptor);
InvocationConfiguration target = new InvocationConfiguration(m);
MockHandler targetRequestHandler = new MockHandler();
MockHandler targetResponseHandler = new MockHandler();
MockSyncInterceptor targetInterceptor = new MockSyncInterceptor();
target.addRequestHandler(targetRequestHandler);
target.addResponseHandler(targetResponseHandler);
target.addTargetInterceptor(targetInterceptor);
target.addTargetInterceptor(new InvokerInterceptor());
// connect the source to the target
source.setTargetRequestChannel(new MessageChannelImpl(target.getRequestHandlers()));
source.setTargetResponseChannel(new MessageChannelImpl(target.getResponseHandlers()));
source.build();
target.build();
MockStaticInvoker invoker = new MockStaticInvoker(m, new SimpleTargetImpl());
source.setTargetInvoker(invoker);
return source;
}
}
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