class ParkService(ABC):
def __init__(self):
self.lotHandler = None
@property
def IsInitialized(self):
return self.lotHandler is not None
@abstractmethod
def allow(self, car, slotNum):
pass
def InitializeParkingLot(self, capacity):
if self.lotHandler is None:
self.lotHandler = LotHandler(capacity)
return ParkingLotInit.format(capacity), self.lotHandler
else:
raise Exception('Already Initialized Parking Lot')
def CheckCarParkedAlready(self, car):
return self.lotHandler.IsCarParked(car)
def ShowStatus(self):
return self.lotHandler.slots
def RegNumsByColor(self, color):
result = self.lotHandler.GetRegNumsByColor(color)
return ', '.join(result)
def SlotNumsByColor(self, color):
result = self.lotHandler.GetSlotNumsByColor(color)
return ', '.join(result)
def SlotNumForRegNum(self, regNum):
return self.lotHandler.GetSlotNumByRegNum(regNum)
def test_car_parked_already(self):
# Arrange
lh = LotHandler(2)
firstCar = Car('KA-01-HH-1234', 'White')
duplicateCar = Car('KA-01-HH-1234', 'White')
# Act
lh.FillSlot(firstCar, 1)
lh.FillSlot(duplicateCar, 2)
# Assert
self.assertTrue(lh.IsCarParked(duplicateCar))