def end_connection(self, session: Session, cluster: Cluster):
"""
Disconnecting thr session and cluster
:param session: session object (obtained from cassandra-driver)
:param cluster: cluster object (obtained from cassandra-driver)
:return:
"""
session.shutdown()
cluster.shutdown()
def test_session_host_parameter(self):
"""
Test for protocol negotiation
Very that NoHostAvailable is risen in Session.__init__ when there are no valid connections and that
no error is arisen otherwise, despite maybe being some invalid hosts
@since 3.9
@jira_ticket PYTHON-665
@expected_result NoHostAvailable when the driver is unable to connect to a valid host,
no exception otherwise
@test_category connection
"""
with self.assertRaises(NoHostAvailable):
Session(Cluster(protocol_version=PROTOCOL_VERSION), [])
with self.assertRaises(NoHostAvailable):
Session(Cluster(protocol_version=PROTOCOL_VERSION), [Host("1.2.3.4", SimpleConvictionPolicy)])
session = Session(Cluster(protocol_version=PROTOCOL_VERSION), [Host(x, SimpleConvictionPolicy) for x in
("127.0.0.1", "127.0.0.2", "1.2.3.4")])
session.shutdown()
def test_session_host_parameter(self):
"""
Test for protocol negotiation
Very that NoHostAvailable is risen in Session.__init__ when there are no valid connections and that
no error is arisen otherwise, despite maybe being some invalid hosts
@since 3.9
@jira_ticket PYTHON-665
@expected_result NoHostAvailable when the driver is unable to connect to a valid host,
no exception otherwise
@test_category connection
"""
with self.assertRaises(NoHostAvailable):
Session(Cluster(protocol_version=PROTOCOL_VERSION), [])
with self.assertRaises(NoHostAvailable):
Session(Cluster(protocol_version=PROTOCOL_VERSION), [Host("1.2.3.4", SimpleConvictionPolicy)])
session = Session(Cluster(protocol_version=PROTOCOL_VERSION), [Host(x, SimpleConvictionPolicy) for x in
("127.0.0.1", "127.0.0.2", "1.2.3.4")])
session.shutdown()
