对python自动生成接口测试的示例讲解

coding=utf-8
'''
作者：大石
功能：自动生成pyunit框架下的接口测试用例
环境：python2.7.6
用法：将用户给的参数处理成对应格式,然后调用模块类生成函数，并将参数传入即可
'''
from string import Template
#动态生成单个测试用例函数字符串
def singleMethodCreate(MethodList,interfaceNamePara):
code=Template('''n  def test_${testcase}(self):
u"""${testcaseName}"""
headers = $headers
data = $data
re = requests.$method(url='$url',headers=headers,data=data)
status_code = re.status_code
s = str(status_code)
json = re.text
logging.info('-'*5+'返回状态码是'+s+'-'*5)
logging.info('-'*5+'返回结果集是'+json+'-'*5)
assert status_code == 200
assert json['status'] == 'ok'
''')
string = code.substitute(testcase=MethodList["testcase"],testcaseName=MethodList["TestcaseName"],
method=MethodList['method'],url=MethodList['url'],headers=MethodList['headers'],data=MethodList['data'],
)
return string
#拼接单个的测试用例函数字符串为完整字符串并传回主函数
#MethodParaList获取测试用例部分list
def methodCreate(MethodParaList,interfaceNamePara):
string = ""
for MethodPara in MethodParaList:
string2=singleMethodCreate(MethodPara,interfaceNamePara)
string=string+string2
return string
#构造单个测试集
def singleTestsuitCreate(MethodList,parameters):
code = Template('''suite.addTest(${className}("test_${testcase}"))''')
string = code.substitute(testcase = MethodList["testcase"],className = parameters[0])
return string
#添加测试集
def addtestsuit(MethodParaList,interfaceNamePara):
string = ""
for MethodPara in MethodParaList:
string2 = singleTestsuitCreate(MethodPara,interfaceNamePara)
string=string+string2
return string
#生成测试用例类函数字符串
def modelClassCreate(parameters):
modelCode = methodCreate(parameters[2],parameters[1])
adtestsuit = addtestsuit(parameters[2],parameters)
code = Template('''#coding: utf-8
"""
作者：大石
功能：待执行的接口测试用例
环境：python2.7.6
用法：通过框架自动触发调用
"""
import unittest,requests,datetime,sys,logging,BSTestRunner,time,os
from Log import Log
class ${className}(unittest.TestCase):
u"""待测试接口：${interfaceName}"""
def setUp(self):
logging.info('-'*5+"begin test"+"-"*5)
def tearDown(self):
logging.info('-'*5+"end test"+'-'*5)
${model}
if __name__ == "__main__":
#解决UnicodeDecodeError: 'ascii' codec can't decode byte 0xe5 in position 97: ordinal not in range(128)
reload(sys)
sys.setdefaultencoding('utf8')
#构造测试集
suite = unittest.TestSuite()
${testsuite}
#定义date为日期，time为时间
date=time.strftime("%Y%m%d")
time1=time.strftime("%H%M%S")
now=time.strftime("%Y-%m-%d-%H_%M_%S",time.localtime(time.time()))
#创建路径
path='F:/test/study/yaml/test_log/'+now+"/"
#解决多次执行时报路径已存在的错误
try:
os.makedirs(path)
except:
if path!= None:
logging.error(u'当前路径已经存在')
filename=path+'Report.html'
fp=file(filename,'wb')
#日志记录
Log.log()
#执行测试
runner =BSTestRunner.BSTestRunner(stream=fp,title=u'下单平台接口测试用例',description=u'接口用例列表：')
runner.run(suite)
fp.close()
''')
fileStr = code.substitute(className=parameters[0],interfaceName=parameters[1],testsuite=adtestsuit,model=modelCode)
f=open(parameters[0]+".py",'w')
f.write(fileStr)
f.close()

parameters=["Testcase_Orders",
"/login",
[
{"TestcaseName":"测试登录","method":"post","url":"http://www.senbaba.cn/login","headers":{'content-type': 'application/json',
'User-Agent':'Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko',
'Accept':'application/x-ms-application, image/jpeg, application/xaml+xml, image/gif, image/pjpeg, application/x-ms-xbap, */*',
'Accept-Language':'zh-CN'},"data":{"uname":"187071484771","pwd":"123456"},
"testcase":"login"},
{"TestcaseName":"测试登录","method":"post","url":"http://www.senbaba.cn/login1","headers":{'content-type': 'application/json',
'User-Agent':'Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko',
'Accept':'application/x-ms-application, image/jpeg, application/xaml+xml, image/gif, image/pjpeg, application/x-ms-xbap, */*',
'Accept-Language':'zh-CN'},"data":{"uname":"187071484771","pwd":"123457"},
"testcase":"login_failed"}
]
]

#coding: utf-8
"""
作者：大石
功能：待执行的接口测试用例
环境：python2.7.6
用法：通过框架自动触发调用
"""
import unittest,requests,datetime,sys,logging,BSTestRunner,time,os
from Log import Log
class Testcase_Orders(unittest.TestCase):
u"""待测试接口：/login"""
def setUp(self):
logging.info('-'*5+"begin test"+"-"*5)
def tearDown(self):
logging.info('-'*5+"end test"+'-'*5)
def test_login(self):
u"""测试登录"""
headers = {'Accept-Language': 'zh-CN', 'content-type': 'application/json', 'Accept': 'application/x-ms-application, image/jpeg, application/xaml+xml, image/gif, image/pjpeg, application/x-ms-xbap, */*', 'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko'}
data = {'uname': '187071484771', 'pwd': '123456'}
re = requests.post(url='http://www.senbaba.cn/login',headers=headers,data=data)
status_code = re.status_code
s = str(status_code)
json = re.text
logging.info('-'*5+'返回状态码是'+s+'-'*5)
logging.info('-'*5+'返回结果集是'+json+'-'*5)
assert status_code == 200
assert json['status'] == 'ok'
def test_login_failed(self):
u"""测试登录"""
headers = {'Accept-Language': 'zh-CN', 'content-type': 'application/json', 'Accept': 'application/x-ms-application, image/jpeg, application/xaml+xml, image/gif, image/pjpeg, application/x-ms-xbap, */*', 'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko'}
data = {'uname': '187071484771', 'pwd': '123457'}
re = requests.post(url='http://www.senbaba.cn/login1',headers=headers,data=data)
status_code = re.status_code
s = str(status_code)
json = re.text
logging.info('-'*5+'返回状态码是'+s+'-'*5)
logging.info('-'*5+'返回结果集是'+json+'-'*5)
assert status_code == 200
assert json['status'] == 'ok'
if __name__ == "__main__":
#解决UnicodeDecodeError: 'ascii' codec can't decode byte 0xe5 in position 97: ordinal not in range(128)
reload(sys)
sys.setdefaultencoding('utf8')
#构造测试集
suite = unittest.TestSuite()
suite.addTest(Testcase_Orders("test_login"))
suite.addTest(Testcase_Orders("test_login_failed"))
#定义date为日期，time为时间
date=time.strftime("%Y%m%d")
time1=time.strftime("%H%M%S")
now=time.strftime("%Y-%m-%d-%H_%M_%S",time.localtime(time.time()))
#创建路径
path='F:/test/study/yaml/test_log/'+now+"/"
#解决多次执行时报路径已存在的错误
try:
os.makedirs(path)
except:
if path!= None:
logging.error(u'当前路径已经存在')
filename=path+'Report.html'
fp=file(filename,'wb')
#日志记录
Log.log()
#执行测试
runner =BSTestRunner.BSTestRunner(stream=fp,title=u'下单平台接口测试用例',description=u'接口用例列表：')
runner.run(suite)
fp.close()

#添加测试集
def addtestsuit(parameters):
string = ""
temp = Template('''n  suite.addTest(${className}("test_${testcase}"))
''')
l = len(parameters[2])
for i in range(0,l):
testcase1 = parameters[2][i]['testcase']
string2 = temp.substitute(className = parameters[0],testcase = testcase1)
string=string+string2
print string
return string