import csv
import json
import requests
import time
import unittest
def readCSV(self,filename):
 '''
 :param filename: 需要讀取的數(shù)據(jù)文件
 :return: [{data1},{data2}...]
 '''
 datas = []
 try:
 #以DictReader的方式讀取數(shù)據(jù)文件，方便與json互做轉(zhuǎn)換
 with open(filename,'r') as csvfile :
 #從文件里讀取到的數(shù)據(jù)轉(zhuǎn)換成字典列表的格式
 reader = csv.DictReader(csvfile)
 for row in reader:
 data = {}
 data['id'] = row['id']
 data['url'] = row['url']
 data['token'] = str(row['token'])
 data['mobile'] = row['mobile']
 data['email'] = row['email']
 data['expect'] = json.dumps(row['expect']) \
 if isinstance(row['expect'],dict) \
 else row['expect'] #如果expect讀取出來的不是json則取其原值，否則轉(zhuǎn)為json格式保存到result里
 datas.append(data)
 return datas
 #如果文件找不到，返回空的datas
 except FileNotFoundError:
 print("文件不存在",filename)
 return datas

def get_request(self,url,params):
 '''
 通用的調(diào)用GET接口方法
 :param url:string 接口路徑
 :param params:{"":"","":""} 需要傳入的參數(shù)
 :return: response響應(yīng)體
 '''
 print("調(diào)用API...")
 r = requests.get(url,params=params)
 print(r.text)
 return r
def post_request(self,url,params):
 '''
 通用的調(diào)用POST接口方法
 :param url: string 接口路徑
 :param params: {"":"","":""} 需要傳入的參數(shù)
 :return:response響應(yīng)體
 '''
 print("調(diào)用API...")
 r = requests.post(url,params=json.dumps(params)) #post的方法必須用json.dumps()轉(zhuǎn)化成json格式
 print(r.text)
 return r

def assertResult(self,except_value,real_value):
 '''
 校驗樣本字符串中是否包含指定字符串
 :param except_value: string 指定字符串
 :param real_value: string 樣本字符串
 :return: Boolean 樣本中包含指定字符串返回True,否則返回False
 '''
 ifsuccess = except_value in str(real_value)
 return ifsuccess

def writeCSV(self,filename,results):
 '''
 寫入csv文件指定內(nèi)容
 :param filename: string 需要寫入的文件名稱
 :param results: [{data1},{data2},...] 寫入的內(nèi)容
 :return: 無
 '''
 print("寫文件:",filename)
 #以DictWriter的方式寫文件
 with open(filename,'w+') as csvfile:
 headers="id,url,token,mobile,email,expect,real_value,assert_value".split(",")
 writer = csv.DictWriter(csvfile,fieldnames=headers)
 #寫表頭
 writer.writeheader()
 #寫數(shù)據(jù)
 if results.__len__() > 0 :
 for result in results:
 writer.writerow(result)
 csvfile.close()

def test_interface1(self):

 #指定讀取的數(shù)據(jù)文件名稱
 data_file = "../data/data.csv"

 #指定最終結(jié)果生成的數(shù)據(jù)文件名稱
 result_file = "../data/result_{}.csv".format(str(time.time()).split(".")[0])

 #讀取指定文件的數(shù)據(jù)
 datas = self.readCSV(data_file)

 #數(shù)據(jù)文件有內(nèi)容則調(diào)用接口，否則直接測試結(jié)束
 if datas.__len__() > 0:
 results =[]

 #獲取數(shù)據(jù)文件里的每一行
 for testcase in datas :
 result = {}
 result["id"] = testcase["id"]
 result["url"] = testcase["url"]
 result["token"] = testcase["token"]
 result["mobile"] = testcase["mobile"]
 result["email"] = testcase["email"]
 result["expect"] = testcase["expect"]

 #組裝參數(shù)
 params = {
 "token":result["token"],
 "mobile":result["mobile"],
 "email":result["email"]
 }

 #調(diào)用API接口，獲取響應(yīng)結(jié)果
 real_value = self.get_request(result["url"],params)

 #調(diào)用assert方法，檢查預(yù)期結(jié)果是否在響應(yīng)結(jié)果中存在
 assert_value = self.assertResult(result["expect"],real_value.text)
 result["real_value"] = real_value.text
 result["assert_value"] = assert_value
 #獲取每一行里的所有字段以及實際結(jié)果和驗證結(jié)果
 results.append(result)
 #執(zhí)行完所有記錄后，將所有結(jié)果寫入result.csv
 self.writeCSV(result_file,results) #寫入csv文件
 print("測試結(jié)束")