被测试视图

# coding:utf-8

from flask import Flask, request, jsonify

app = Flask(__name__)

@app.route("/login", methods=["POST"])
def login():
"""登录"""
name = request.form.get("name")
password = request.form.get("password")

# ""  0  \[\] () {} None 在逻辑判断时都是假  
if not all(\[name, password\]):  
    # 表示name或password中有一个为空或者都为空  
    return jsonify(code=1, message=u"参数不完整")

if name == "admin" and password == "admin":  
    return jsonify(code=0, message=u"OK")  
else:  
    return jsonify(code=2, message=u"用户名或密码错误")

if __name__ == '__main__':
app.run()

测试用例代码

# 以login.py模块的进行单元测试
import unittest
import json

from login import app

class BookTest(unittest.TestCase):

@classmethod  
def setUpClass(cls):  
    """在第一次执行用例钱执行"""  
    cls.app = app  
    # 开启测试DEBUG模式，如果用例执行到哪行代码报错就会提示  
    cls.app.testing = True

    # 使用程序实例对象创建客户端  
    cls.client = cls.app.test\_client()  
    print("all\_before")

@classmethod  
def tearDownClass(cls):  
    """在最后一个用例执行完后执行"""  
    print("all\_after")

def setUp(self):  
    """在每次执行用例前执行"""  
    print("one\_before")

def tearDown(self):  
    """在每次执行完用例后执行"""  
    print("one\_after")

def test\_login\_empty\_name\_password(self):  
    """测试用户名或密码不完整的返回"""  
    # 用例1：测试用户名和密码均为空  
    # 使用客户端向接口发送POST，data为发送的数据  
    response = self.client.post("/login", data={})

    # response.data提取响应数据  
    resp\_json = response.data

    # 将json字符串解析为字典  
    resp\_dict = json.loads(resp\_json)  
    # 使用断言进行验证  
    self.assertIn("code", resp\_dict)  
    code = resp\_dict.get("code")  
    self.assertEqual(code, 1)

    # 用例2：测试只传name  
    response = self.client.post("/login", data={"name": "admin"})  
    resp\_json = response.data  
    resp\_dict = json.loads(resp\_json)  
    self.assertIn("code", resp\_dict)  
    code = resp\_dict.get("code")  
    self.assertEqual(code, 1)

    # 用例3：测试只传password  
    response = self.client.post("/login", data={"password": "admin"})  
    resp\_json = response.data  
    resp\_dict = json.loads(resp\_json)  
    self.assertIn("code", resp\_dict)  
    code = resp\_dict.get("code")  
    self.assertEqual(code, 1)

def test\_wrong\_name\_password(self):  
    """测试用户名或密码错误的返回"""  
    # 用例4：测试用户名或密码错误  
    response = self.client.post("/login", data={"name": "admin", "password": "123456"})  
    resp\_json = response.data  
    resp\_dict = json.loads(resp\_json)  
    self.assertIn("code", resp\_dict)  
    code = resp\_dict.get("code")  
    self.assertEqual(code, 2)

def test\_identical\_name\_password(self):  
    """测试用户名和密码均正确的返回"""  
    # 用例5：测试用户名和密码均正确  
    response = self.client.post("/login", data={"name": "admin", "password": "admin"})  
    resp\_json = response.data  
    resp\_dict = json.loads(resp\_json)  
    self.assertIn("code", resp\_dict)  
    code = resp\_dict.get("code")  
    self.assertEqual(code, 0)