接口自动化框架

1、接口测试框架:

结构说明:

-API用于封装被测系统的接口(用requests模块封装的请求方法)

-TestCase将一个或多个接口封装成测试用例,并使用UnitTest管理测试用例 TestCase可以调用数据库进行数据的校验

-为了方便维护测试数据,可以把测试脚本和测试数据分离开

-通过UnitTest断言接口返回的数据,并生成测试报告

2、框架目录结构

3、实例:

        打开pycharm创建上述目录

 

logintestcase(测试用例)文件中写入:

import unittest
from requests import Session
from api.login import LoginApi

class LoginTest(unittest.TestCase):
    @classmethod
    def setUpClass(cls) -> None:
        cls.login_api = LoginApi()

    def setUp(self) -> None:
        self.session = Session()

    def tearDown(self) -> None:
        self.session.close()

    def test_login_success(self):
        # 请求验证码
        response = self.login_api.get_login_verify_code(self.session)
        self.assertIn("image",response.headers.get("Content-Type"))
        # 验证码识别
        # 调用登录方法,发送请求,获取响应数据
        res = self.login_api.login(self.session,"13800000002","123456","8888")
        res = res.json()
        # 断言
        self.assertEqual(200,res.status_code)
        self.assertEqual(1, res.get("status"))
        self.assertEqual("登录成功", res.get("msg"))

         在login文件中写入:

class LoginApi(object):
    # 初始化
    def __init__(self):
        self.verify_code_url = "xxxx"
        self.login_url = "yyyy"

    # 登录过程:
        # 1、获取验证码
        # 2、填写必要数据:用户名、密码、验证码
        # 3、点击登录按钮
    def get_login_verify_code(self,session):
        return session.get(self.verify_code_url)

    def login(self,session,username,password,verify_code):
        data = {
            "username":username,
            "password":password,
            "verify_code":verify_code
        }
        return session.post(url=self.login_url,data=data)

         在run_suite文件写入:

import unittest
from scripts import logintestcase
from lib.HTMLTestRunner import HTMLTestRunner

suite = unittest.TestSuite()
suite.addTest(unittest.makeSuite(logintestcase.LoginTest))
f = open('D:/p6课堂练习/apitest/lib/report/report.html',"wb")
runner = HTMLTestRunner(stream = f ,title="xxx",description="fffff")
runner.run(suite)

将测试报告模板文件复制到lib文件夹下

运行run_suite,结果为:

 

 

 

 

4、测试用例实现参数化

构建json文件存放数据

[
  {
    "username": "13012345678",
    "password": "13579",
    "verify_code": "8888",
    "status": 0,
    "msg": "账号或密码错误"
  },
  {
    "username": "",
    "password": "13579",
    "verify_code": "8888",
    "status": 0,
    "msg": "账号或密码错误"
  },
  {
    "username": "13800000005",
    "password": "",
    "verify_code": "8888",
    "status": 0,
    "msg": "账号或密码错误"
  }
]

         在logintestcase(测试用例)文件中写入:

 

# 测试用例
import unittest
from requests import Session
from api.login import LoginApi
import json
from parameterized import parameterized

# 测试用例实现参数化
def build_data():
    with open("D:/p6课堂练习/apitest/api/data/data.json","r",encoding='utf-8') as f:
        content = f.read()
    data = json.loads(content)
    # [("username","password","verify_code","status","msg"),()]
    d = []
    for item in data:
        d.append((item["username"],item["password"],item["verify_code"],item["status"],item["msg"]))
        return d

class LoginTest(unittest.TestCase):
    @classmethod
    def setUpClass(cls) -> None:
        cls.login_api = LoginApi()

    def setUp(self) -> None:
        self.session = Session()

    def tearDown(self) -> None:
        self.session.close()

    @parameterized.expand(build_data)
    def test_login_success(self,username,password,verify_code,stauts,msg):
        # 请求验证码
        response = self.login_api.get_login_verify_code(self.session)
        self.assertIn("image",response.headers.get("Content-Type"))
        # 验证码识别
        # 调用登录方法,发送请求,获取响应数据
        res = self.login_api.login(self.session,username,password,verify_code)
        res = res.json()
        # 断言
        self.assertEqual(200,res.status_code)
        self.assertEqual(1, res.get("status"))
        self.assertEqual("登录成功", res.get("msg"))

5、db数据承载形式实现参数化

构建数据库数据,执行SQL脚本,将数据写入数据库中

修改构建数据函数

 


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