package lsr.paxos.messages;
import static org.junit.Assert.assertEquals;
import java.io.ByteArrayInputStream;
import java.io.DataInputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import lsr.paxos.storage.ConsensusInstance;
import org.junit.Before;
import org.junit.Test;
public class CatchUpResponseTest extends AbstractMessageTestCase<CatchUpResponse> {
private int view = 12;
private long requestTime = 574351;
private CatchUpResponse catchUpResponse;
private List<ConsensusInstance> instances;
@Before
public void setUp() {
instances = new ArrayList<ConsensusInstance>();
instances.add(new ConsensusInstance(0));
instances.get(0).setValue(4, new byte[] {1, 2, 3});
instances.add(new ConsensusInstance(1));
instances.get(0).setValue(5, new byte[] {1, 4, 3});
instances.add(new ConsensusInstance(2));
instances.get(0).setValue(6, new byte[] {6, 9, 2});
catchUpResponse = new CatchUpResponse(view, requestTime, instances);
}
@Test
public void shouldInitializeFieldsInConstructor() {
assertEquals(view, catchUpResponse.getView());
assertEquals(requestTime, catchUpResponse.getRequestTime());
assertEquals(instances, catchUpResponse.getDecided());
}
@Test
public void shouldSerializeAndDeserialize() throws IOException {
verifySerialization(catchUpResponse);
byte[] bytes = catchUpResponse.toByteArray();
ByteArrayInputStream bis = new ByteArrayInputStream(bytes);
DataInputStream dis = new DataInputStream(bis);
MessageType type = MessageType.values()[dis.readByte()];
CatchUpResponse deserializedPrepare = new CatchUpResponse(dis);
assertEquals(MessageType.CatchUpResponse, type);
compare(catchUpResponse, deserializedPrepare);
assertEquals(0, dis.available());
}
@Test
public void shouldReturnCorrectMessageType() {
assertEquals(MessageType.CatchUpResponse, catchUpResponse.getType());
}
protected void compare(CatchUpResponse expected, CatchUpResponse actual) {
assertEquals(expected.getView(), actual.getView());
assertEquals(expected.getSentTime(), actual.getSentTime());
assertEquals(expected.getType(), actual.getType());
assertEquals(expected.getRequestTime(), actual.getRequestTime());
assertEquals(expected.getDecided(), actual.getDecided());
}
}