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package pl.edu.mimuw.cloudatlas.agent;
import org.junit.Test;
import static org.junit.Assert.*;
import pl.edu.mimuw.cloudatlas.agent.messages.AgentMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.ResponseMessage;
import pl.edu.mimuw.cloudatlas.agent.modules.Module;
import pl.edu.mimuw.cloudatlas.agent.modules.ModuleType;
// TODO make agent messages specific subclass
public class ExecutorTest {
public class MessageCounterModule extends Module {
public int counter = 0;
MessageCounterModule(ModuleType moduleType) {
super(moduleType);
}
public void handle(AgentMessage m) {
counter++;
}
}
@Test
public void testDoesntExecuteWhenNoMessages() throws Exception {
MessageCounterModule module = new MessageCounterModule(ModuleType.UDP);
Executor executor = new Executor(module);
Thread thread = new Thread(executor);
thread.start();
Thread.sleep(100);
thread.interrupt();
assertEquals(0, module.counter);
}
@Test
public void testExecutesHandlerOnce() throws Exception {
MessageCounterModule module = new MessageCounterModule(ModuleType.UDP);
Executor executor = new Executor(module);
executor.addMessage(new ResponseMessage("", ModuleType.UDP, 0, ResponseMessage.Type.STATE, 0) {});
Thread thread = new Thread(executor);
thread.start();
Thread.sleep(100);
thread.interrupt();
assertEquals(1, module.counter);
}
@Test
public void testExecutesHandlerMultipleTimes() throws Exception {
MessageCounterModule module = new MessageCounterModule(ModuleType.UDP);
Executor executor = new Executor(module);
executor.addMessage(new ResponseMessage("", ModuleType.UDP, 0, ResponseMessage.Type.STATE, 0) {});
executor.addMessage(new ResponseMessage("", ModuleType.UDP, 0, ResponseMessage.Type.STATE, 0) {});
Thread thread = new Thread(executor);
thread.start();
Thread.sleep(100);
executor.addMessage(new ResponseMessage("", ModuleType.UDP, 0, ResponseMessage.Type.STATE, 0) {});
Thread.sleep(100);
thread.interrupt();
assertEquals(3, module.counter);
}
}
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