public void deriveActivities()
{
Leg newYorkToDallas = Leg.DeriveLeg(voyage, L.NEWYORK, L.DALLAS);
Assert.That(newYorkToDallas.DeriveLoadActivity(),
Is.EqualTo(HandlingActivity.LoadOnto(voyage).In(L.NEWYORK)));
Assert.That(newYorkToDallas.DeriveUnloadActivity(),
Is.EqualTo(HandlingActivity.UnloadOff(voyage).In(L.DALLAS)));
}