// @Ignore // its duration may be annoying; feel free to comment this
public void testWhoDepartsArrives() throws IOException {
final Set<Vehicle> traveling = new HashSet<Vehicle>();
conn.addVehicleLifecycleObserver(new VehicleLifecycleObserver() {
@Override
public void vehicleArrived(Vehicle v) {
assertTrue(traveling.contains(v));
traveling.remove(v);