Django 单元测试报错没有创建数据表

Posted 2021-09-06 ponponon

报错描述

报错如下

> python manage.py test tweets
..............
  File "C:\\Users\\17293\\AppData\\Local\\Programs\\Python\\Python39\\lib\\site-packages\\django\\db\\backends\\utils.py", line 84, in _execute
    return self.cursor.execute(sql, params)
  File "C:\\Users\\17293\\AppData\\Local\\Programs\\Python\\Python39\\lib\\site-packages\\django\\db\\utils.py", line 90, in __exit__
    raise dj_exc_value.with_traceback(traceback) from exc_value
  File "C:\\Users\\17293\\AppData\\Local\\Programs\\Python\\Python39\\lib\\site-packages\\django\\db\\backends\\utils.py", line 84, in _execute
    return self.cursor.execute(sql, params)
  File "C:\\Users\\17293\\AppData\\Local\\Programs\\Python\\Python39\\lib\\site-packages\\django\\db\\backends\\mysql\\base.py", line 73, in execute
    return self.cursor.execute(query, args)
  File "C:\\Users\\17293\\AppData\\Local\\Programs\\Python\\Python39\\lib\\site-packages\\MySQLdb\\cursors.py", line 206, in execute
    res = self._query(query)
  File "C:\\Users\\17293\\AppData\\Local\\Programs\\Python\\Python39\\lib\\site-packages\\MySQLdb\\cursors.py", line 319, in _query
    db.query(q)
  File "C:\\Users\\17293\\AppData\\Local\\Programs\\Python\\Python39\\lib\\site-packages\\MySQLdb\\connections.py", line 259, in query
    _mysql.connection.query(self, query)
django.db.utils.ProgrammingError: (1146, "Table \'test_d_twitter_db.tweets_tweet\' doesn\'t exist")
PS C:\\Users\\17293\\Desktop\\Coder\\Python\\Django\\twitter> python .\\manage.py makemigrations

数据表是单元测试自己创建的，是不是手动创建的
所以这个报错一开始让我摸不着头脑

解决方案

执行如下命令

python manage.py makemigrations

在执行单元测试的命令就好了

python manage.py test tweets

不需要执行

python manage.py migratie