class TestElectricCar(unittest.TestCase):
def setUp(self):
self.electric_car = ElectricCar()
def test_electric_car_fuel_cells(self):
self.assertEqual(1, self.electric_car.getNumberFuelCells())
self.electric_car.setNumberFuelCells(8)
self.assertEqual(8, self.electric_car.getNumberFuelCells())
self.assertRaises(ValueError, self.electric_car.setNumberFuelCells, '6')
self.assertRaises(TypeError, self.electric_car.setNumberFuelCells, 2, 4)
def test_electric_car_mileage(self):
self.assertEqual(0, self.electric_car.getMileage())
self.electric_car.setMileage(460000)
self.assertEqual(460000, self.electric_car.getMileage())
self.assertRaises(ValueError, self.electric_car.setMileage, '60000')
from Car import ElectricCar
my_tesla = ElectricCar('tesla', 'model s', 2019)
print(my_tesla.get_descriptive_name())
my_tesla.bettery.describe_battery()
my_tesla.bettery.get_range()
def setUp(self):
self.electric_car = ElectricCar()
def test_check_car_type(self):
self.assertEqual('E', self.rental.check_car_type(ElectricCar()))
self.assertRaises(ValueError, self.rental.check_car_type, 'Electric')
#从一个模块导入多个类
from Car import Car, ElectricCar
my_tesla = ElectricCar("tesla", "model s", 2016)
print(my_tesla.get_descriptive_name())
my_tesla.battery.get_range()
my_car = Car("audi", "a15", 2020)
print(my_car.get_descriptive_name())
from Car import ElectricCar, Car
my_beetle = Car('volkswagen', 'beetle', 2016)
print(my_beetle.get_descriptive_name())
my_tesla = ElectricCar('tesla', 'roadster', 2016)
print(my_tesla.get_descriptive_name())