def METHOD_NAME(self, session):
    self.assertEqual(len(os.listdir(Settings.attachments_path)), 0)
    self.assertEqual(len(os.listdir(Settings.tmp_path)), 0)
    self.db_test_model_count(session, models.InternalTip, 0)
    self.db_test_model_count(session, models.ReceiverTip, 0)
    self.db_test_model_count(session, models.InternalFile, 0)
    self.db_test_model_count(session, models.WhistleblowerFile, 0)
    self.db_test_model_count(session, models.Comment, 0)
    self.db_test_model_count(session, models.Mail, 0)