flask框架单元测试原理与用法实例分析

if not expression:
  raise AssertionError

def fibo(x):
  if x == 0:
    resp = 0
  elif x == 1:
    resp = 1
  else:
    return fibo(x-1) + fibo(x-2)
  return resp
assert fibo(5) == 5

import unittest
class TestClass(unitest.TestCase):
  pass

import unittest
class TestClass(unittest.TestCase):
  #该方法会首先执行，方法名为固定写法
  def setUp(self):
    pass
  #该方法会在测试代码执行完后执行，方法名为固定写法
  def tearDown(self):
    pass

import unittest
class TestClass(unittest.TestCase):
  #该方法会首先执行，相当于做测试前的准备工作
  def setUp(self):
    pass
  #该方法会在测试代码执行完后执行，相当于做测试后的扫尾工作
  def tearDown(self):
    pass
  #测试代码
  def test_app_exists(self):
    pass

#coding=utf-8
import unittest
from Flask_day04 import app
class TestCase(unittest.TestCase):
  # 创建测试环境，在测试代码执行前执行
  def setUp(self):
    self.app = app
    # 激活测试标志
    app.config['TESTING'] = True
    self.client = self.app.test_client()
  # 在测试代码执行完成后执行
  def tearDown(self):
    pass
  # 测试代码
  def test_email(self):
    resp = self.client.get('/')
    print resp.data
    self.assertEqual(resp.data,'Sent　Succeed')

#coding=utf-8
import unittest
from author_book import *
#自定义测试类，setUp方法和tearDown方法会分别在测试前后执行。以test_开头的函数就是具体的测试代码。
class DatabaseTest(unittest.TestCase):
  def setUp(self):
    app.config['TESTING'] = True
    app.config['SQLALCHEMY_DATABASE_URI'] = 'mysql://root:mysql@localhost/test0'
    self.app = app
    db.create_all()
  def tearDown(self):
    db.session.remove()
    db.drop_all()
  #测试代码
  def test_append_data(self):
    au = Author(name='itcast')
    bk = Book(info='python')
    db.session.add_all([au,bk])
    db.session.commit()
    author = Author.query.filter_by(name='itcast').first()
    book = Book.query.filter_by(info='python').first()
    #断言数据存在
    self.assertIsNotNone(author)
    self.assertIsNotNone(book)