smentek commented on a change in pull request #4090: [AIRFLOW-3250] Fix for
Redis Hook for not authorised connection calls
URL: https://github.com/apache/incubator-airflow/pull/4090#discussion_r234617782
##########
File path: tests/contrib/hooks/test_redis_hook.py
##########
@@ -19,32 +19,116 @@
import unittest
-from mock import patch
-
+from mock import patch, MagicMock
from airflow import configuration
from airflow.contrib.hooks.redis_hook import RedisHook
class TestRedisHook(unittest.TestCase):
+
def setUp(self):
configuration.load_test_config()
- def test_get_conn(self):
+ @patch('airflow.contrib.hooks.redis_hook.StrictRedis')
+ @patch('airflow.contrib.hooks.redis_hook.RedisHook.get_connection')
+ def test_get_conn(self, redis_hook_get_connection_mock, StrictRedisMock):
+ HOST = 'localhost'
+ PORT = 6379
+ PASSWORD = 's3cret!'
+ DB = 0
+
+ extra_dejson_mock = MagicMock()
+ extra_dejson_mock.get.return_value = DB
+ connection_parameters = MagicMock()
+ connection_parameters.configure_mock(
+ host=HOST,
+ port=PORT,
+ password=PASSWORD,
+ extra_dejson=extra_dejson_mock)
+ redis_hook_get_connection_mock.return_value = connection_parameters
+
+ hook = RedisHook(redis_conn_id='redis_default')
+ self.assertEqual(hook.redis, None)
+
+ self.assertEqual(hook.host, None, 'host initialised as None.')
+ self.assertEqual(hook.port, None, 'port initialised as None.')
+ self.assertEqual(hook.password, None, 'password initialised as None.')
+ self.assertEqual(hook.db, None, 'db initialised as None.')
+
+ self.assertIs(hook.get_conn(), hook.get_conn(), 'Connection
initialized only if None.')
+
+ StrictRedisMock.assert_called_once_with(
+ host=HOST,
+ port=PORT,
+ password=PASSWORD,
+ db=DB)
+
+ @patch('airflow.contrib.hooks.redis_hook.StrictRedis')
+ @patch('airflow.contrib.hooks.redis_hook.RedisHook.get_connection')
+ def test_get_conn_password_stays_none(self,
redis_hook_get_connection_mock, StrictRedisMock):
+ HOST = 'localhost'
+ PORT = 6379
+ PASSWORD = 'None'
+ DB = 0
+
+ extra_dejson_mock = MagicMock()
+ extra_dejson_mock.get.return_value = DB
+ connection_parameters = MagicMock()
+ connection_parameters.configure_mock(
+ host=HOST,
+ port=PORT,
+ password=PASSWORD,
+ extra_dejson=extra_dejson_mock)
+ redis_hook_get_connection_mock.return_value = connection_parameters
+
+ hook = RedisHook(redis_conn_id='redis_default')
+ hook.get_conn()
+ self.assertEqual(hook.password, None)
+
+ @patch('airflow.contrib.hooks.redis_hook.RedisHook.get_connection')
+ def test_real_ping(self, redis_hook_get_connection_mock):
+ HOST = 'redis'
+ PORT = 6379
+ PASSWORD = 'None'
+ DB = 0
+
+ extra_dejson_mock = MagicMock()
+ extra_dejson_mock.get.return_value = DB
+ connection_parameters = MagicMock()
+ connection_parameters.configure_mock(
+ host=HOST,
+ port=PORT,
+ password=PASSWORD,
+ extra_dejson=extra_dejson_mock)
+ redis_hook_get_connection_mock.return_value = connection_parameters
+
hook = RedisHook(redis_conn_id='redis_default')
- self.assertEqual(hook.client, None)
- self.assertEqual(
- repr(hook.get_conn()),
- (
- 'StrictRedis<ConnectionPool'
- '<Connection<host=localhost,port=6379,db=0>>>'
- )
- )
-
- @patch("airflow.contrib.hooks.redis_hook.RedisHook.get_conn")
- def test_first_conn_instantiation(self, get_conn):
+ redis = hook.get_conn()
+
+ self.assertTrue(redis.ping(), 'Connection to Redis with PING works.')
+
+ @patch('airflow.contrib.hooks.redis_hook.RedisHook.get_connection')
Review comment:
Done.
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