public void ProcessMoves_MovementExecuted()
{
var command = new Command(RelativeDirection.Forward, 5);
var coordinates = new Coordinates(10, 10);
_mockCommandQueue.Stub(c => c.Count()).Return(1).Repeat.Once();
_mockCommandQueue.Stub(c => c.Count()).Return(0);
_mockCommandQueue.Stub(c => c.Dequeue()).Return(command);
_mockPosition.Stub(p => p.ProcessMovement(command.Distance)).Return(coordinates);
_mockTerrain.Stub(t => t.WithinPerimeter(coordinates)).Return(true);
_sut.ProcessMoves();
_mockPosition.AssertWasCalled(p => p.ExecuteMovement(coordinates));
}