106 lines
3.7 KiB
Python
106 lines
3.7 KiB
Python
# Copyright 2013-2016 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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#
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#
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#
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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.cluster import Cluster
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from cassandra.protocol import ConfigurationException
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from tests.integration import use_singledc, PROTOCOL_VERSION
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from tests.integration.datatype_utils import update_datatypes
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def setup_module():
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use_singledc()
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update_datatypes()
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class ControlConnectionTests(unittest.TestCase):
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def setUp(self):
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if PROTOCOL_VERSION < 3:
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raise unittest.SkipTest(
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"Native protocol 3,0+ is required for UDTs using %r"
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% (PROTOCOL_VERSION,))
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self.cluster = Cluster(protocol_version=PROTOCOL_VERSION)
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def tearDown(self):
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try:
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self.session.execute("DROP KEYSPACE keyspacetodrop ")
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except (ConfigurationException):
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# we already removed the keyspace.
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pass
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self.cluster.shutdown()
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def test_drop_keyspace(self):
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"""
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Test to validate that dropping a keyspace with user defined types doesn't kill the control connection.
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Creates a keyspace, and populates with a user defined type. It then records the control_connection's id. It
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will then drop the keyspace and get the id of the control_connection again. They should be the same. If they are
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not dropping the keyspace likely caused the control connection to be rebuilt.
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@since 2.7.0
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@jira_ticket PYTHON-358
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@expected_result the control connection is not killed
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@test_category connection
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"""
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self.session = self.cluster.connect()
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self.session.execute("""
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CREATE KEYSPACE keyspacetodrop
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WITH replication = { 'class' : 'SimpleStrategy', 'replication_factor': '1' }
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""")
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self.session.set_keyspace("keyspacetodrop")
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self.session.execute("CREATE TYPE user (age int, name text)")
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self.session.execute("CREATE TABLE mytable (a int PRIMARY KEY, b frozen<user>)")
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cc_id_pre_drop = id(self.cluster.control_connection._connection)
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self.session.execute("DROP KEYSPACE keyspacetodrop")
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cc_id_post_drop = id(self.cluster.control_connection._connection)
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self.assertEqual(cc_id_post_drop, cc_id_pre_drop)
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def test_get_control_connection_host(self):
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"""
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Test to validate Cluster.get_control_connection_host() metadata
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@since 3.5.0
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@jira_ticket PYTHON-583
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@expected_result the control connection metadata should accurately reflect cluster state.
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@test_category metadata
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"""
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host = self.cluster.get_control_connection_host()
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self.assertEqual(host, None)
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self.session = self.cluster.connect()
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cc_host = self.cluster.control_connection._connection.host
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host = self.cluster.get_control_connection_host()
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self.assertEqual(host.address, cc_host)
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self.assertEqual(host.is_up, True)
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# reconnect and make sure that the new host is reflected correctly
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self.cluster.control_connection._reconnect()
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new_host = self.cluster.get_control_connection_host()
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self.assertNotEqual(host, new_host)
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