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package pl.edu.mimuw.cloudatlas.agent.modules;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.TimeUnit;
import java.util.HashMap;
import pl.edu.mimuw.cloudatlas.agent.messages.AgentMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.GetStateMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.RequestStateMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.ResponseMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.StanikMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.StateMessage;
import pl.edu.mimuw.cloudatlas.agent.MockExecutor;
import pl.edu.mimuw.cloudatlas.model.ValueTime;
import pl.edu.mimuw.cloudatlas.model.ZMI;
import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.*;
public class RemikTest {
private Remik remik;
private MockExecutor executor;
@Before
public void setupLocals() {
remik = new Remik();
executor = new MockExecutor(remik);
}
@Test
public void asksForStateOnStateRequest() throws Exception {
CompletableFuture<ResponseMessage> future = new CompletableFuture();
RequestStateMessage message = new RequestStateMessage("", 0, future);
remik.handleTyped(message);
AgentMessage receivedMessage = (AgentMessage) executor.messagesToPass.take();
assertEquals(ModuleType.STATE, receivedMessage.getDestinationModule());
StanikMessage stanikMessage = (StanikMessage) receivedMessage;
assertEquals(StanikMessage.Type.GET_STATE, stanikMessage.getType());
GetStateMessage getStateMessage = (GetStateMessage) stanikMessage;
assertEquals(ModuleType.RMI, getStateMessage.getRequestingModule());
}
@Test
public void completesFutureOnReceivedState() throws Exception {
CompletableFuture<ResponseMessage> future = new CompletableFuture();
RequestStateMessage message = new RequestStateMessage("", 0, future);
remik.handleTyped(message);
ZMI zmi = new ZMI();
zmi.getAttributes().add("timestamp", new ValueTime(42l));
StateMessage response = new StateMessage("", ModuleType.RMI, 0, 0, zmi, new HashMap());
remik.handleTyped(response);
ResponseMessage passedResponse = future.get(100, TimeUnit.MILLISECONDS);
assertNotNull(passedResponse);
assertEquals(ResponseMessage.Type.STATE, passedResponse.getType());
StateMessage stateMessage = (StateMessage) passedResponse;
assertEquals(new ValueTime(42l), stateMessage.getZMI().getAttributes().get("timestamp"));
}
}
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