测试类及方法

!/usr/bin/env python

coding:utf-8

class AnonymousSurvey():

#收集匿名调查的答案
'''
要创建这个类的实例，只需提供一个问题即可。有
了表示调查的实例后，就可使用show_question()
来显示其中的问题，可使用store_response()
来存储答案，并使用show_results()
来显示调查结果。
'''

def __init__(self,question):
   #存储一个问题并为存储答案做准备
    self.question = question
    self.responses = []

def show_question(self):
    #显示调查问卷
    print(self.question)

def store_response(self,new_response):
    #存储单份答卷答案
    self.responses.append(new_response)


def show_results(self):
    #显示收集到的所有答案
    print ('Survey results:')

    for response in self.responses:
        print ('-'+response)

"""
AnonymousSurvey类可用于进行简单的匿名调查。假设我们将它放在了模块survey中，并想进 行改进:
让每位用户都可输入多个答案;
编写一个方法，它只列出不同的答案，并指出每个答案 出现了多少次;
再编写一个类，用于管理非匿名调查。 13进行上述修改存在风险，可能会影响AnonymousSurvey类的当前行为。
例如，允许每位用户输 入多个答案时，可能不小心修改了处理单个答案的方式。
要确认在开发这个模块时没有破坏既有 行为，可以编写针对这个类的测试。
"""

print (AnonymousSurvey('What id ?'))

!/usr/bin/env python

coding:utf-8

from survey import AnonymousSurvey

定义一个问题，并创建一个表示调查的AnonymousSurvey对象

question = 'What language did you first learn to speak?'

my_survey = AnonymousSurvey(question) #创建实例my_survey

显示问题并存储答案

my_survey.show_question()
print ("\nEnter 'q' any time to quit ")

while True:
response = raw_input('Language:')
if response == 'q':
break
my_survey.store_response(response)

print('\nThank you to everyone who participated in the survey!')

my_survey.show_results()

!/usr/bin/env python

coding:utf-8

import unittest
from survey import AnonymousSurvey

class TestAnonymousSurvey(unittest.TestCase):

  #针对AnonymousSurveyde测试

  def setUp(self):

      #创建具体对象供测试方法使用

      question = 'What language did you first learn to speak?'
      self.my_survey = AnonymousSurvey(question)

      self.responses = ['English', 'Spanish', 'Mandarin']


  def test_store_single_response(self):
      #测试单个答案会被妥善的存储

      # question = 'What language did you first learn to speak?'
      # my_survey = AnonymousSurvey(question)

      self.my_survey.store_response(self.responses[0])

      self.assertIn(self.responses[0],self.my_survey.responses)


  def test_store_three_response(self):
      # question = 'What language did you first learn to speak?'
      # my_survey = AnonymousSurvey(question)

      # responses = ['English','Spanish','Mandarin']

      for response in self.responses:
          self.my_survey.store_response(response)

      for response in self.responses:
          self.assertIn(response,self.my_survey.responses)

  def runTest(self):
      pass