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RemoteListenerIntegrationTest.java
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RemoteListenerIntegrationTest.java
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/*
* Copyright 2009 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.gradle.integtests;
import org.gradle.listener.ListenerBroadcast;
import org.gradle.listener.remote.RemoteReceiver;
import org.gradle.listener.remote.RemoteSender;
import org.gradle.util.exec.ExecHandle;
import org.gradle.util.exec.ExecHandleBuilder;
import org.gradle.util.exec.ExecHandleState;
import org.jmock.Expectations;
import org.jmock.integration.junit4.JUnit4Mockery;
import org.junit.Test;
import java.io.File;
import java.io.IOException;
import static junit.framework.Assert.*;
public class RemoteListenerIntegrationTest {
private final JUnit4Mockery context = new JUnit4Mockery();
private static final String FIRST_MESSAGE_TEXT = "test message";
private static final int FIRST_MESSAGE_INT = 1;
private static final String SECOND_MESSAGE_TEXT = "test message (again)";
private static final int SECOND_MESSAGE_INT = 2;
@Test
public void tryRemoteSenderAndReceiver() throws Throwable {
final TestListenerInterface listenerMock = context.mock(TestListenerInterface.class);
context.checking(new Expectations() {{
one(listenerMock).send(FIRST_MESSAGE_TEXT, FIRST_MESSAGE_INT);
one(listenerMock).send(SECOND_MESSAGE_TEXT, SECOND_MESSAGE_INT);
}});
ListenerBroadcast<TestListenerInterface> broadcast = new ListenerBroadcast<TestListenerInterface>(TestListenerInterface.class);
broadcast.add(listenerMock);
RemoteExceptionListener exceptionListener = new RemoteExceptionListener();
RemoteReceiver receiver = new RemoteReceiver(broadcast, exceptionListener, getClass().getClassLoader());
executeJava(RemoteProcess.class.getName(), receiver.getBoundPort());
if (exceptionListener.ex != null) {
throw exceptionListener.ex;
}
receiver.close();
context.assertIsSatisfied();
}
public static class RemoteExceptionListener implements RemoteReceiver.ExceptionListener {
Throwable ex;
public void receiverThrewException(Throwable throwable) {
ex = throwable;
}
}
public static class RemoteProcess {
public static void main(String[] args) throws IOException {
int port = Integer.parseInt(args[0]);
RemoteSender<TestListenerInterface> remoteSender = new RemoteSender<TestListenerInterface>(
TestListenerInterface.class, port);
TestListenerInterface sender = remoteSender.getSource();
sender.send(FIRST_MESSAGE_TEXT, FIRST_MESSAGE_INT);
sender.send(SECOND_MESSAGE_TEXT, SECOND_MESSAGE_INT);
remoteSender.close();
}
}
private void executeJava(String mainClass, int port) {
ExecHandleBuilder builder = new ExecHandleBuilder();
builder.execDirectory(new File(System.getProperty("user.dir")));
builder.execCommand(new File(System.getProperty("java.home")+"/bin/java").getPath());
builder.arguments("-cp", System.getProperty("java.class.path"));
builder.arguments(mainClass, String.valueOf(port));
ExecHandle proc = builder.getExecHandle();
ExecHandleState result = proc.startAndWaitForFinish();
assertTrue(result == ExecHandleState.SUCCEEDED);
}
public interface TestListenerInterface {
public void send(String message, int count);
}
}