incubator-airflow/tests/test_sqlalchemy_config.py

107 строки
4.0 KiB
Python

# -*- coding: utf-8 -*-
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
import unittest
from mock import patch
from sqlalchemy.pool import NullPool
from airflow import settings
from tests.test_utils.config import conf_vars
SQL_ALCHEMY_CONNECT_ARGS = {
'test': 43503,
'dict': {
'is': 1,
'supported': 'too'
}
}
class TestSqlAlchemySettings(unittest.TestCase):
def setUp(self):
self.old_engine = settings.engine
self.old_session = settings.Session
self.old_conn = settings.SQL_ALCHEMY_CONN
settings.SQL_ALCHEMY_CONN = "mysql+foobar://user:pass@host/dbname?inline=param&another=param"
def tearDown(self):
settings.engine = self.old_engine
settings.Session = self.old_session
settings.SQL_ALCHEMY_CONN = self.old_conn
@patch('airflow.settings.setup_event_handlers')
@patch('airflow.settings.scoped_session')
@patch('airflow.settings.sessionmaker')
@patch('airflow.settings.create_engine')
def test_configure_orm_with_default_values(self,
mock_create_engine,
mock_sessionmaker,
mock_scoped_session,
mock_setup_event_handlers):
settings.configure_orm()
mock_create_engine.assert_called_once_with(
settings.SQL_ALCHEMY_CONN,
connect_args={},
encoding='utf-8',
max_overflow=10,
pool_pre_ping=True,
pool_recycle=1800,
pool_size=5
)
@patch('airflow.settings.setup_event_handlers')
@patch('airflow.settings.scoped_session')
@patch('airflow.settings.sessionmaker')
@patch('airflow.settings.create_engine')
def test_sql_alchemy_connect_args(self,
mock_create_engine,
mock_sessionmaker,
mock_scoped_session,
mock_setup_event_handlers):
config = {
('core', 'sql_alchemy_connect_args'): 'tests.test_sqlalchemy_config.SQL_ALCHEMY_CONNECT_ARGS',
('core', 'sql_alchemy_pool_enabled'): 'False'
}
with conf_vars(config):
settings.configure_orm()
mock_create_engine.assert_called_once_with(
settings.SQL_ALCHEMY_CONN,
connect_args=SQL_ALCHEMY_CONNECT_ARGS,
poolclass=NullPool,
encoding='utf-8'
)
@patch('airflow.settings.setup_event_handlers')
@patch('airflow.settings.scoped_session')
@patch('airflow.settings.sessionmaker')
@patch('airflow.settings.create_engine')
def test_sql_alchemy_invalid_connect_args(self,
mock_create_engine,
mock_sessionmaker,
mock_scoped_session,
mock_setup_event_handlers):
config = {
('core', 'sql_alchemy_connect_args'): 'does.not.exist',
('core', 'sql_alchemy_pool_enabled'): 'False'
}
with self.assertRaises(ImportError):
with conf_vars(config):
settings.configure_orm()