public void ensure_south_side_houses_loads_street_specification()
{
_streetSpecificationReader = Substitute.For <IStreetSpecificationReader>();
_streetSpecificationReader.LoadFile().Returns(new[] { 1, 2, 3, 4 });
GivenATownPlanner();
_townPlanner.SouthSideHouses().Count().ShouldBe(2);
}
public void ensure_house_count_is_zero_when_street_specification_not_loaded()
{
_townPlanner = TownPlanner.Create(_streetSpecificationReader);
_townPlanner.NorthSideHouses().Count().ShouldBe(0);
_townPlanner.IsValid().ShouldBeFalse();
_townPlanner.GetHousesWestToEast().Count.ShouldBe(0);
_townPlanner.SouthSideHouses().Count().ShouldBe(0);
_townPlanner.NumberOfHousesInStreet().ShouldBe(0);
_townPlanner.NumberOfHousesOnNorthSide().ShouldBe(0);
_townPlanner.NumberOfHousesOnSouthSide().ShouldBe(0);
}
public IEnumerable <int> GetDeliveryByNorthSideThenSouthSide()
{
ResetCrossings();
var northSide = _townplanner.NorthSideHouses();
UpdateCrossing();
var southside = _townplanner.SouthSideHouses().Reverse();
var deliveryOrder = northSide.Concat(southside);
return(deliveryOrder);
}