class ConnectionTestCase(object):
"""
A base class to make testing connections a little less verbose/more
standard.
This automatically sets up a connection object for the service
(``self.conn``) & runs a test to ensure the connection has all the right
API methods.
Usage::
from tests.integration.base import ConnectionTestCase
from tests import unittest
class MyConnTest(ConnectionTestCase, unittest.TestCase):
service_name = 's3'
ops = [
'abort_multipart_upload',
'complete_multipart_upload',
'copy_object',
'create_bucket',
'create_multipart_upload',
# ...
]
# You can add your own test methods here...
"""
service_name = None
ops = []
def setUp(self):
super(ConnectionTestCase, self).setUp()
self.session = Session()
self.conn_class = self.session.get_connection(self.service_name)
self.conn = self.conn_class()
def test_op_methods(self):
if not self.service_name:
return
if not len(self.ops):
self.fail("There are no expected Connection methods supplied.")
for op_name in self.ops:
self.assertTrue(
hasattr(self.conn, op_name),
msg="{0} is missing.".format(op_name)
)
self.assertTrue(
callable(getattr(self.conn, op_name)),
msg="{0} is not callable.".format(op_name)
)
class SessionTestCase(unittest.TestCase):
def setUp(self):
super(SessionTestCase, self).setUp()
self.session = Session()
def test_get_core_service(self):
client = self.session.get_core_service('sqs')
self.assertTrue(isinstance(client, BotocoreService))
def test_get_connection_exists(self):
self.assertEqual(len(self.session.cache), 0)
# Put in a sentinel.
self.session.cache.set_connection('test', FakeConnection)
self.assertEqual(len(self.session.cache), 1)
client = self.session.get_connection('test')
self.assertTrue(client is FakeConnection)
def test_get_connection_does_not_exist(self):
self.assertEqual(len(self.session.cache), 0)
client = self.session.get_connection('sqs')
self.assertEqual(client.__name__, 'SqsConnection')
self.assertEqual(len(self.session.cache), 1)
def test_get_resource_exists(self):
self.assertEqual(len(self.session.cache), 0)
# Put in a sentinel.
self.session.cache.set_resource('test', 'Test', FakeConnection)
self.assertEqual(len(self.session.cache), 1)
# Ugly, but needed due to our faking connections above.
Test = self.session.get_resource('test', 'Test', base_class=object)
self.assertTrue(Test is FakeConnection)
def test_get_resource_does_not_exist(self):
self.assertEqual(len(self.session.cache), 0)
Queue = self.session.get_resource('sqs', 'Queue')
self.assertEqual(Queue.__name__, 'Queue')
self.assertEqual(len(self.session.cache), 1)
def test_get_collection_exists(self):
self.assertEqual(len(self.session.cache), 0)
# Put in a sentinel.
self.session.cache.set_collection('test', 'Test', FakeConnection)
self.assertEqual(len(self.session.cache), 1)
# Ugly, but needed due to our faking connections above.
TestCollection = self.session.get_collection(
'test',
'Test',
base_class=object
)
self.assertTrue(TestCollection is FakeConnection)
def test_get_collection_does_not_exist(self):
self.assertEqual(len(self.session.cache), 0)
QueueCollection = self.session.get_collection('sqs', 'QueueCollection')
self.assertEqual(QueueCollection.__name__, 'QueueCollection')
self.assertEqual(len(self.session.cache), 1)
def test_connect_to_region(self):
client = self.session.connect_to('sqs', region_name='us-west-2')
self.assertEqual(client.__class__.__name__, 'SqsConnection')
self.assertEqual(client.region_name, 'us-west-2')
