教材第十一章习题
11-1
#city_functions.py
def city_func(city_name, country_name):
return (city_name+","+country_name).title()
#test_cities.py
import unittest
from city_functions import city_func
class Test(unittest.TestCase):
def test_city_country(self):
city_country = city_func('santiago', 'chile')
self.assertEqual(city_country,'Santiago,Chile')
unittest.main()
11-2
a.
"""city_functions.py""" def city_func(city_name, country_name,population): return (city_name+", "+country_name).title()+" - population "+str(population)
"""test.cities.py"""
import unittest
from city_functions import city_func
class Test(unittest.TestCase):
def test_city_country(self):
city_country = city_func('santiago', 'chile')
self.assertEqual(city_country,'Santiago,Chile')
unittest.main()
b.
"""city_functions.py""" def city_func(city_name, country_name,population=0): if population: return (city_name+", "+country_name).title()+" - population "+str(population) else: return (city_name+", "+country_name).title()
"""test_city_country.py"""
import unittest
from city_functions import city_func
class Test(unittest.TestCase):
def test_city_country(self):
city_country = city_func('santiago', 'chile')
self.assertEqual(city_country,'Santiago, Chile')
unittest.main()
c.
"""city_functions.py""" def city_func(city_name, country_name,population=0): if population: return (city_name+", "+country_name).title()+" - population "+str(population) else: return (city_name+", "+country_name).title()
"""test_city_country.py"""
import unittest
from city_functions import city_func
class Test(unittest.TestCase):
def test_city_country(self):
city_country = city_func('santiago', 'chile')
self.assertEqual(city_country,'Santiago, Chile')
def test_city_country_population(self):
city_country_population = city_func('santiago', 'chile', 5000000)
self.assertEqual(city_country_population, 'Santiago, Chile - population 5000000')
unittest.main()
11-3
"""test_employee"""
import unittest
class Employee():
def __init__(self, first_name, last_name, salary):
self.first_name = first_name
self.last_name = last_name
self.salary = salary
def give_raise(self, increase_salary=5000):
self.salary+=increase_salary
class TestEmployee(unittest.TestCase):
def setUp(self):
self.employee = Employee("Hello","World",10000)
#employee2 = Employee("Hello", "World", 10000)
def test_give_default_raise(self):
old_salary = self.employee.salary
self.employee.give_raise()
self.assertEqual(self.employee.salary,old_salary+5000)
def test_give_custom_raise(self):
old_salary = self.employee.salary
raise_salary = 10000
self.employee.give_raise(raise_salary)
self.assertEqual(self.employee.salary, old_salary+raise_salary)
unittest.main()