60 lines
2.1 KiB
Python
60 lines
2.1 KiB
Python
# Copyright 2013-2017 DataStax, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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try:
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import unittest2 as unittest
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except ImportError:
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import unittest # noqa
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from cassandra.cqlengine import connection
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from cassandra.query import dict_factory
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from mock import Mock
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class ConnectionTest(unittest.TestCase):
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no_registered_connection_msg = "doesn't exist in the registry"
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def setUp(self):
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super(ConnectionTest, self).setUp()
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self.assertFalse(
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connection._connections,
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'Test precondition not met: connections are registered: {cs}'.format(cs=connection._connections)
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)
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def test_set_session_without_existing_connection(self):
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"""
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Users can set the default session without having a default connection set.
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"""
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mock_session = Mock(
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row_factory=dict_factory,
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encoder=Mock(mapping={})
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)
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connection.set_session(mock_session)
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def test_get_session_fails_without_existing_connection(self):
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"""
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Users can't get the default session without having a default connection set.
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"""
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with self.assertRaisesRegexp(connection.CQLEngineException, self.no_registered_connection_msg):
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connection.get_session(connection=None)
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def test_get_cluster_fails_without_existing_connection(self):
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"""
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Users can't get the default cluster without having a default connection set.
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"""
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with self.assertRaisesRegexp(connection.CQLEngineException, self.no_registered_connection_msg):
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connection.get_cluster(connection=None)
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