1073 lines
44 KiB
Python
1073 lines
44 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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import os
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from cassandra.concurrent import execute_concurrent
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from cassandra import DriverException
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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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import logging
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from cassandra import ConsistencyLevel, Unavailable, InvalidRequest, cluster
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from cassandra.query import (PreparedStatement, BoundStatement, SimpleStatement,
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BatchStatement, BatchType, dict_factory, TraceUnavailable)
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from cassandra.cluster import Cluster, NoHostAvailable
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from cassandra.policies import HostDistance, RoundRobinPolicy
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from tests.integration import use_singledc, PROTOCOL_VERSION, BasicSharedKeyspaceUnitTestCase, get_server_versions, \
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greaterthanprotocolv3, MockLoggingHandler, get_supported_protocol_versions, local
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from tests import notwindows
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import time
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import re
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def setup_module():
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use_singledc()
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global CASS_SERVER_VERSION
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CASS_SERVER_VERSION = get_server_versions()[0]
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class QueryTests(BasicSharedKeyspaceUnitTestCase):
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def test_query(self):
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prepared = self.session.prepare(
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"""
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INSERT INTO test3rf.test (k, v) VALUES (?, ?)
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""".format(self.keyspace_name))
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self.assertIsInstance(prepared, PreparedStatement)
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bound = prepared.bind((1, None))
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self.assertIsInstance(bound, BoundStatement)
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self.assertEqual(2, len(bound.values))
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self.session.execute(bound)
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self.assertEqual(bound.routing_key, b'\x00\x00\x00\x01')
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def test_trace_prints_okay(self):
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"""
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Code coverage to ensure trace prints to string without error
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"""
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query = "SELECT * FROM system.local"
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statement = SimpleStatement(query)
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rs = self.session.execute(statement, trace=True)
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# Ensure this does not throw an exception
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trace = rs.get_query_trace()
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self.assertTrue(trace.events)
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str(trace)
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for event in trace.events:
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str(event)
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def test_row_error_message(self):
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"""
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Test to validate, new column deserialization message
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@since 3.7.0
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@jira_ticket PYTHON-361
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@expected_result Special failed decoding message should be present
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@test_category tracing
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"""
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self.session.execute("CREATE TABLE {0}.{1} (k int PRIMARY KEY, v timestamp)".format(self.keyspace_name,self.function_table_name))
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ss = SimpleStatement("INSERT INTO {0}.{1} (k, v) VALUES (1, 1000000000000000)".format(self.keyspace_name, self.function_table_name))
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self.session.execute(ss)
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with self.assertRaises(DriverException) as context:
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self.session.execute("SELECT * FROM {0}.{1}".format(self.keyspace_name, self.function_table_name))
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self.assertIn("Failed decoding result column", str(context.exception))
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def test_trace_id_to_resultset(self):
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future = self.session.execute_async("SELECT * FROM system.local", trace=True)
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# future should have the current trace
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rs = future.result()
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future_trace = future.get_query_trace()
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self.assertIsNotNone(future_trace)
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rs_trace = rs.get_query_trace()
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self.assertEqual(rs_trace, future_trace)
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self.assertTrue(rs_trace.events)
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self.assertEqual(len(rs_trace.events), len(future_trace.events))
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self.assertListEqual([rs_trace], rs.get_all_query_traces())
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def test_trace_ignores_row_factory(self):
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self.session.row_factory = dict_factory
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query = "SELECT * FROM system.local"
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statement = SimpleStatement(query)
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rs = self.session.execute(statement, trace=True)
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# Ensure this does not throw an exception
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trace = rs.get_query_trace()
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self.assertTrue(trace.events)
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str(trace)
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for event in trace.events:
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str(event)
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@local
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@greaterthanprotocolv3
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def test_client_ip_in_trace(self):
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"""
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Test to validate that client trace contains client ip information.
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creates a simple query and ensures that the client trace information is present. This will
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only be the case if the c* version is 2.2 or greater
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@since 2.6.0
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@jira_ticket PYTHON-435
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@expected_result client address should be present in C* >= 2.2, otherwise should be none.
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@test_category tracing
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#The current version on the trunk doesn't have the version set to 2.2 yet.
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#For now we will use the protocol version. Once they update the version on C* trunk
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#we can use the C*. See below
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#self._cass_version, self._cql_version = get_server_versions()
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#if self._cass_version < (2, 2):
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# raise unittest.SkipTest("Client IP was not present in trace until C* 2.2")
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"""
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# Make simple query with trace enabled
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query = "SELECT * FROM system.local"
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statement = SimpleStatement(query)
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response_future = self.session.execute_async(statement, trace=True)
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response_future.result()
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# Fetch the client_ip from the trace.
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trace = response_future.get_query_trace(max_wait=10.0)
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client_ip = trace.client
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# Ip address should be in the local_host range
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pat = re.compile("127.0.0.\d{1,3}")
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# Ensure that ip is set
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self.assertIsNotNone(client_ip, "Client IP was not set in trace with C* >= 2.2")
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self.assertTrue(pat.match(client_ip), "Client IP from trace did not match the expected value")
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def test_trace_cl(self):
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"""
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Test to ensure that CL is set correctly honored when executing trace queries.
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@since 3.3
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@jira_ticket PYTHON-435
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@expected_result Consistency Levels set on get_query_trace should be honored
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"""
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# Execute a query
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query = "SELECT * FROM system.local"
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statement = SimpleStatement(query)
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response_future = self.session.execute_async(statement, trace=True)
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response_future.result()
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with self.assertRaises(Unavailable):
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response_future.get_query_trace(query_cl=ConsistencyLevel.THREE)
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# Try again with a smattering of other CL's
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self.assertIsNotNone(response_future.get_query_trace(max_wait=2.0, query_cl=ConsistencyLevel.TWO).trace_id)
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response_future = self.session.execute_async(statement, trace=True)
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response_future.result()
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self.assertIsNotNone(response_future.get_query_trace(max_wait=2.0, query_cl=ConsistencyLevel.ONE).trace_id)
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response_future = self.session.execute_async(statement, trace=True)
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response_future.result()
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with self.assertRaises(InvalidRequest):
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self.assertIsNotNone(response_future.get_query_trace(max_wait=2.0, query_cl=ConsistencyLevel.ANY).trace_id)
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self.assertIsNotNone(response_future.get_query_trace(max_wait=2.0, query_cl=ConsistencyLevel.QUORUM).trace_id)
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@notwindows
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def test_incomplete_query_trace(self):
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"""
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Tests to ensure that partial tracing works.
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Creates a table and runs an insert. Then attempt a query with tracing enabled. After the query is run we delete the
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duration information associated with the trace, and attempt to populate the tracing information.
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Should fail with wait_for_complete=True, succeed for False.
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@since 3.0.0
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@jira_ticket PYTHON-438
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@expected_result tracing comes back sans duration
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@test_category tracing
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"""
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# Create table and run insert, then select
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self.session.execute("CREATE TABLE {0} (k INT, i INT, PRIMARY KEY(k, i))".format(self.keyspace_table_name))
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self.session.execute("INSERT INTO {0} (k, i) VALUES (0, 1)".format(self.keyspace_table_name))
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response_future = self.session.execute_async("SELECT i FROM {0} WHERE k=0".format(self.keyspace_table_name), trace=True)
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response_future.result()
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self.assertEqual(len(response_future._query_traces), 1)
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trace = response_future._query_traces[0]
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self.assertTrue(self._wait_for_trace_to_populate(trace.trace_id))
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# Delete trace duration from the session (this is what the driver polls for "complete")
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delete_statement = SimpleStatement("DELETE duration FROM system_traces.sessions WHERE session_id = {0}".format(trace.trace_id), consistency_level=ConsistencyLevel.ALL)
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self.session.execute(delete_statement)
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self.assertTrue(self._wait_for_trace_to_delete(trace.trace_id))
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# should raise because duration is not set
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self.assertRaises(TraceUnavailable, trace.populate, max_wait=0.2, wait_for_complete=True)
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self.assertFalse(trace.events)
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# should get the events with wait False
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trace.populate(wait_for_complete=False)
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self.assertIsNone(trace.duration)
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self.assertIsNotNone(trace.trace_id)
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self.assertIsNotNone(trace.request_type)
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self.assertIsNotNone(trace.parameters)
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self.assertTrue(trace.events) # non-zero list len
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self.assertIsNotNone(trace.started_at)
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def _wait_for_trace_to_populate(self, trace_id):
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count = 0
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retry_max = 10
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while(not self._is_trace_present(trace_id) and count < retry_max):
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time.sleep(.2)
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count += 1
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return count != retry_max
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def _wait_for_trace_to_delete(self, trace_id):
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count = 0
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retry_max = 10
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while(self._is_trace_present(trace_id) and count < retry_max):
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time.sleep(.2)
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count += 1
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return count != retry_max
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def _is_trace_present(self, trace_id):
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select_statement = SimpleStatement("SElECT duration FROM system_traces.sessions WHERE session_id = {0}".format(trace_id), consistency_level=ConsistencyLevel.ALL)
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ssrs = self.session.execute(select_statement)
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if not len(ssrs.current_rows) or ssrs[0].duration is None:
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return False
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return True
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def test_query_by_id(self):
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"""
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Test to ensure column_types are set as part of the result set
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@since 3.8
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@jira_ticket PYTHON-648
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@expected_result column_names should be preset.
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@test_category queries basic
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"""
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create_table = "CREATE TABLE {0}.{1} (id int primary key, m map<int, text>)".format(self.keyspace_name, self.function_table_name)
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self.session.execute(create_table)
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self.session.execute("insert into "+self.keyspace_name+"."+self.function_table_name+" (id, m) VALUES ( 1, {1: 'one', 2: 'two', 3:'three'})")
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results1 = self.session.execute("select id, m from {0}.{1}".format(self.keyspace_name, self.function_table_name))
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self.assertIsNotNone(results1.column_types)
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self.assertEqual(results1.column_types[0].typename, 'int')
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self.assertEqual(results1.column_types[1].typename, 'map')
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self.assertEqual(results1.column_types[0].cassname, 'Int32Type')
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self.assertEqual(results1.column_types[1].cassname, 'MapType')
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self.assertEqual(len(results1.column_types[0].subtypes), 0)
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self.assertEqual(len(results1.column_types[1].subtypes), 2)
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self.assertEqual(results1.column_types[1].subtypes[0].typename, "int")
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self.assertEqual(results1.column_types[1].subtypes[1].typename, "varchar")
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self.assertEqual(results1.column_types[1].subtypes[0].cassname, "Int32Type")
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self.assertEqual(results1.column_types[1].subtypes[1].cassname, "VarcharType")
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def test_column_names(self):
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"""
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Test to validate the columns are present on the result set.
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Preforms a simple query against a table then checks to ensure column names are correct and present and correct.
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@since 3.0.0
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@jira_ticket PYTHON-439
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@expected_result column_names should be preset.
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@test_category queries basic
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"""
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create_table = """CREATE TABLE {0}.{1}(
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user TEXT,
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game TEXT,
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year INT,
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month INT,
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day INT,
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score INT,
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PRIMARY KEY (user, game, year, month, day)
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)""".format(self.keyspace_name, self.function_table_name)
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self.session.execute(create_table)
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result_set = self.session.execute("SELECT * FROM {0}.{1}".format(self.keyspace_name, self.function_table_name))
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self.assertIsNotNone(result_set.column_types)
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self.assertEqual(result_set.column_names, [u'user', u'game', u'year', u'month', u'day', u'score'])
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class PreparedStatementTests(unittest.TestCase):
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def setUp(self):
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self.cluster = Cluster(protocol_version=PROTOCOL_VERSION)
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self.session = self.cluster.connect()
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def tearDown(self):
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self.cluster.shutdown()
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def test_routing_key(self):
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"""
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Simple code coverage to ensure routing_keys can be accessed
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"""
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prepared = self.session.prepare(
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"""
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INSERT INTO test3rf.test (k, v) VALUES (?, ?)
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""")
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self.assertIsInstance(prepared, PreparedStatement)
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bound = prepared.bind((1, None))
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self.assertEqual(bound.routing_key, b'\x00\x00\x00\x01')
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def test_empty_routing_key_indexes(self):
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"""
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Ensure when routing_key_indexes are blank,
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the routing key should be None
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"""
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prepared = self.session.prepare(
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"""
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INSERT INTO test3rf.test (k, v) VALUES (?, ?)
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""")
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prepared.routing_key_indexes = None
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self.assertIsInstance(prepared, PreparedStatement)
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bound = prepared.bind((1, None))
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self.assertEqual(bound.routing_key, None)
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def test_predefined_routing_key(self):
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"""
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Basic test that ensures _set_routing_key()
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overrides the current routing key
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"""
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prepared = self.session.prepare(
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"""
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INSERT INTO test3rf.test (k, v) VALUES (?, ?)
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""")
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self.assertIsInstance(prepared, PreparedStatement)
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bound = prepared.bind((1, None))
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bound._set_routing_key('fake_key')
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self.assertEqual(bound.routing_key, 'fake_key')
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def test_multiple_routing_key_indexes(self):
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"""
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Basic test that uses a fake routing_key_index
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"""
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prepared = self.session.prepare(
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"""
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INSERT INTO test3rf.test (k, v) VALUES (?, ?)
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""")
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self.assertIsInstance(prepared, PreparedStatement)
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prepared.routing_key_indexes = [0, 1]
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bound = prepared.bind((1, 2))
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self.assertEqual(bound.routing_key, b'\x00\x04\x00\x00\x00\x01\x00\x00\x04\x00\x00\x00\x02\x00')
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prepared.routing_key_indexes = [1, 0]
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bound = prepared.bind((1, 2))
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self.assertEqual(bound.routing_key, b'\x00\x04\x00\x00\x00\x02\x00\x00\x04\x00\x00\x00\x01\x00')
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def test_bound_keyspace(self):
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"""
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Ensure that bound.keyspace works as expected
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"""
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prepared = self.session.prepare(
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"""
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INSERT INTO test3rf.test (k, v) VALUES (?, ?)
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""")
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self.assertIsInstance(prepared, PreparedStatement)
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bound = prepared.bind((1, 2))
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self.assertEqual(bound.keyspace, 'test3rf')
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class ForcedHostSwitchPolicy(RoundRobinPolicy):
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def make_query_plan(self, working_keyspace=None, query=None):
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if query is not None and "system.local" in str(query):
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if hasattr(self, 'counter'):
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self.counter += 1
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else:
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self.counter = 0
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index = self.counter % 3
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a = list(self._live_hosts)
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value = [a[index]]
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return value
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else:
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return list(self._live_hosts)
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class PreparedStatementMetdataTest(unittest.TestCase):
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def test_prepared_metadata_generation(self):
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"""
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Test to validate that result metadata is appropriately populated across protocol version
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In protocol version 1 result metadata is retrieved everytime the statement is issued. In all
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other protocol versions it's set once upon the prepare, then re-used. This test ensures that it manifests
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it's self the same across multiple protocol versions.
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@since 3.6.0
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@jira_ticket PYTHON-71
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@expected_result result metadata is consistent.
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"""
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base_line = None
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for proto_version in get_supported_protocol_versions():
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cluster = Cluster(protocol_version=proto_version)
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session = cluster.connect()
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select_statement = session.prepare("SELECT * FROM system.local")
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if proto_version == 1:
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self.assertEqual(select_statement.result_metadata, None)
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else:
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self.assertNotEqual(select_statement.result_metadata, None)
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future = session.execute_async(select_statement)
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results = future.result()
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if base_line is None:
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base_line = results[0]._asdict().keys()
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else:
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self.assertEqual(base_line, results[0]._asdict().keys())
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cluster.shutdown()
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class PreparedStatementArgTest(unittest.TestCase):
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def test_prepare_on_all_hosts(self):
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"""
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Test to validate prepare_on_all_hosts flag is honored.
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Use a special ForcedHostSwitchPolicy to ensure prepared queries are cycled over nodes that should not
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have them prepared. Check the logs to insure they are being re-prepared on those nodes
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@since 3.4.0
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@jira_ticket PYTHON-556
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@expected_result queries will have to re-prepared on hosts that aren't the control connection
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"""
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white_list = ForcedHostSwitchPolicy()
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clus = Cluster(
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load_balancing_policy=white_list,
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protocol_version=PROTOCOL_VERSION, prepare_on_all_hosts=False, reprepare_on_up=False)
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try:
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session = clus.connect(wait_for_all_pools=True)
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mock_handler = MockLoggingHandler()
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logger = logging.getLogger(cluster.__name__)
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logger.addHandler(mock_handler)
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select_statement = session.prepare("SELECT * FROM system.local")
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session.execute(select_statement)
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session.execute(select_statement)
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session.execute(select_statement)
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self.assertEqual(2, mock_handler.get_message_count('debug', "Re-preparing"))
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|
finally:
|
|
clus.shutdown()
|
|
|
|
|
|
class PrintStatementTests(unittest.TestCase):
|
|
"""
|
|
Test that shows the format used when printing Statements
|
|
"""
|
|
|
|
def test_simple_statement(self):
|
|
"""
|
|
Highlight the format of printing SimpleStatements
|
|
"""
|
|
|
|
ss = SimpleStatement('SELECT * FROM test3rf.test', consistency_level=ConsistencyLevel.ONE)
|
|
self.assertEqual(str(ss),
|
|
'<SimpleStatement query="SELECT * FROM test3rf.test", consistency=ONE>')
|
|
|
|
def test_prepared_statement(self):
|
|
"""
|
|
Highlight the difference between Prepared and Bound statements
|
|
"""
|
|
|
|
cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
session = cluster.connect()
|
|
|
|
prepared = session.prepare('INSERT INTO test3rf.test (k, v) VALUES (?, ?)')
|
|
prepared.consistency_level = ConsistencyLevel.ONE
|
|
|
|
self.assertEqual(str(prepared),
|
|
'<PreparedStatement query="INSERT INTO test3rf.test (k, v) VALUES (?, ?)", consistency=ONE>')
|
|
|
|
bound = prepared.bind((1, 2))
|
|
self.assertEqual(str(bound),
|
|
'<BoundStatement query="INSERT INTO test3rf.test (k, v) VALUES (?, ?)", values=(1, 2), consistency=ONE>')
|
|
|
|
cluster.shutdown()
|
|
|
|
|
|
class BatchStatementTests(BasicSharedKeyspaceUnitTestCase):
|
|
|
|
def setUp(self):
|
|
if PROTOCOL_VERSION < 2:
|
|
raise unittest.SkipTest(
|
|
"Protocol 2.0+ is required for BATCH operations, currently testing against %r"
|
|
% (PROTOCOL_VERSION,))
|
|
|
|
self.cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
if PROTOCOL_VERSION < 3:
|
|
self.cluster.set_core_connections_per_host(HostDistance.LOCAL, 1)
|
|
self.session = self.cluster.connect(wait_for_all_pools=True)
|
|
|
|
def tearDown(self):
|
|
self.cluster.shutdown()
|
|
|
|
def confirm_results(self):
|
|
keys = set()
|
|
values = set()
|
|
# Assuming the test data is inserted at default CL.ONE, we need ALL here to guarantee we see
|
|
# everything inserted
|
|
results = self.session.execute(SimpleStatement("SELECT * FROM test3rf.test",
|
|
consistency_level=ConsistencyLevel.ALL))
|
|
for result in results:
|
|
keys.add(result.k)
|
|
values.add(result.v)
|
|
|
|
self.assertEqual(set(range(10)), keys, msg=results)
|
|
self.assertEqual(set(range(10)), values, msg=results)
|
|
|
|
def test_string_statements(self):
|
|
batch = BatchStatement(BatchType.LOGGED)
|
|
for i in range(10):
|
|
batch.add("INSERT INTO test3rf.test (k, v) VALUES (%s, %s)", (i, i))
|
|
|
|
self.session.execute(batch)
|
|
self.session.execute_async(batch).result()
|
|
self.confirm_results()
|
|
|
|
def test_simple_statements(self):
|
|
batch = BatchStatement(BatchType.LOGGED)
|
|
for i in range(10):
|
|
batch.add(SimpleStatement("INSERT INTO test3rf.test (k, v) VALUES (%s, %s)"), (i, i))
|
|
|
|
self.session.execute(batch)
|
|
self.session.execute_async(batch).result()
|
|
self.confirm_results()
|
|
|
|
def test_prepared_statements(self):
|
|
prepared = self.session.prepare("INSERT INTO test3rf.test (k, v) VALUES (?, ?)")
|
|
|
|
batch = BatchStatement(BatchType.LOGGED)
|
|
for i in range(10):
|
|
batch.add(prepared, (i, i))
|
|
|
|
self.session.execute(batch)
|
|
self.session.execute_async(batch).result()
|
|
self.confirm_results()
|
|
|
|
def test_bound_statements(self):
|
|
prepared = self.session.prepare("INSERT INTO test3rf.test (k, v) VALUES (?, ?)")
|
|
|
|
batch = BatchStatement(BatchType.LOGGED)
|
|
for i in range(10):
|
|
batch.add(prepared.bind((i, i)))
|
|
|
|
self.session.execute(batch)
|
|
self.session.execute_async(batch).result()
|
|
self.confirm_results()
|
|
|
|
def test_no_parameters(self):
|
|
batch = BatchStatement(BatchType.LOGGED)
|
|
batch.add("INSERT INTO test3rf.test (k, v) VALUES (0, 0)")
|
|
batch.add("INSERT INTO test3rf.test (k, v) VALUES (1, 1)", ())
|
|
batch.add(SimpleStatement("INSERT INTO test3rf.test (k, v) VALUES (2, 2)"))
|
|
batch.add(SimpleStatement("INSERT INTO test3rf.test (k, v) VALUES (3, 3)"), ())
|
|
|
|
prepared = self.session.prepare("INSERT INTO test3rf.test (k, v) VALUES (4, 4)")
|
|
batch.add(prepared)
|
|
batch.add(prepared, ())
|
|
batch.add(prepared.bind([]))
|
|
batch.add(prepared.bind([]), ())
|
|
|
|
batch.add("INSERT INTO test3rf.test (k, v) VALUES (5, 5)", ())
|
|
batch.add("INSERT INTO test3rf.test (k, v) VALUES (6, 6)", ())
|
|
batch.add("INSERT INTO test3rf.test (k, v) VALUES (7, 7)", ())
|
|
batch.add("INSERT INTO test3rf.test (k, v) VALUES (8, 8)", ())
|
|
batch.add("INSERT INTO test3rf.test (k, v) VALUES (9, 9)", ())
|
|
|
|
self.assertRaises(ValueError, batch.add, prepared.bind([]), (1))
|
|
self.assertRaises(ValueError, batch.add, prepared.bind([]), (1, 2))
|
|
self.assertRaises(ValueError, batch.add, prepared.bind([]), (1, 2, 3))
|
|
|
|
self.session.execute(batch)
|
|
self.confirm_results()
|
|
|
|
def test_unicode(self):
|
|
ddl = '''
|
|
CREATE TABLE test3rf.testtext (
|
|
k int PRIMARY KEY,
|
|
v text )'''
|
|
self.session.execute(ddl)
|
|
unicode_text = u'Fran\u00E7ois'
|
|
query = u'INSERT INTO test3rf.testtext (k, v) VALUES (%s, %s)'
|
|
try:
|
|
batch = BatchStatement(BatchType.LOGGED)
|
|
batch.add(u"INSERT INTO test3rf.testtext (k, v) VALUES (%s, %s)", (0, unicode_text))
|
|
self.session.execute(batch)
|
|
finally:
|
|
self.session.execute("DROP TABLE test3rf.testtext")
|
|
|
|
def test_too_many_statements(self):
|
|
max_statements = 0xFFFF
|
|
ss = SimpleStatement("INSERT INTO test3rf.test (k, v) VALUES (0, 0)")
|
|
b = BatchStatement(batch_type=BatchType.UNLOGGED, consistency_level=ConsistencyLevel.ONE)
|
|
|
|
# max works
|
|
b.add_all([ss] * max_statements, [None] * max_statements)
|
|
self.session.execute(b)
|
|
|
|
# max + 1 raises
|
|
self.assertRaises(ValueError, b.add, ss)
|
|
|
|
# also would have bombed trying to encode
|
|
b._statements_and_parameters.append((False, ss.query_string, ()))
|
|
self.assertRaises(NoHostAvailable, self.session.execute, b)
|
|
|
|
|
|
class SerialConsistencyTests(unittest.TestCase):
|
|
def setUp(self):
|
|
if PROTOCOL_VERSION < 2:
|
|
raise unittest.SkipTest(
|
|
"Protocol 2.0+ is required for Serial Consistency, currently testing against %r"
|
|
% (PROTOCOL_VERSION,))
|
|
|
|
self.cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
if PROTOCOL_VERSION < 3:
|
|
self.cluster.set_core_connections_per_host(HostDistance.LOCAL, 1)
|
|
self.session = self.cluster.connect()
|
|
|
|
def tearDown(self):
|
|
self.cluster.shutdown()
|
|
|
|
def test_conditional_update(self):
|
|
self.session.execute("INSERT INTO test3rf.test (k, v) VALUES (0, 0)")
|
|
statement = SimpleStatement(
|
|
"UPDATE test3rf.test SET v=1 WHERE k=0 IF v=1",
|
|
serial_consistency_level=ConsistencyLevel.SERIAL)
|
|
# crazy test, but PYTHON-299
|
|
# TODO: expand to check more parameters get passed to statement, and on to messages
|
|
self.assertEqual(statement.serial_consistency_level, ConsistencyLevel.SERIAL)
|
|
future = self.session.execute_async(statement)
|
|
result = future.result()
|
|
self.assertEqual(future.message.serial_consistency_level, ConsistencyLevel.SERIAL)
|
|
self.assertTrue(result)
|
|
self.assertFalse(result[0].applied)
|
|
|
|
statement = SimpleStatement(
|
|
"UPDATE test3rf.test SET v=1 WHERE k=0 IF v=0",
|
|
serial_consistency_level=ConsistencyLevel.LOCAL_SERIAL)
|
|
self.assertEqual(statement.serial_consistency_level, ConsistencyLevel.LOCAL_SERIAL)
|
|
future = self.session.execute_async(statement)
|
|
result = future.result()
|
|
self.assertEqual(future.message.serial_consistency_level, ConsistencyLevel.LOCAL_SERIAL)
|
|
self.assertTrue(result)
|
|
self.assertTrue(result[0].applied)
|
|
|
|
def test_conditional_update_with_prepared_statements(self):
|
|
self.session.execute("INSERT INTO test3rf.test (k, v) VALUES (0, 0)")
|
|
statement = self.session.prepare(
|
|
"UPDATE test3rf.test SET v=1 WHERE k=0 IF v=2")
|
|
|
|
statement.serial_consistency_level = ConsistencyLevel.SERIAL
|
|
future = self.session.execute_async(statement)
|
|
result = future.result()
|
|
self.assertEqual(future.message.serial_consistency_level, ConsistencyLevel.SERIAL)
|
|
self.assertTrue(result)
|
|
self.assertFalse(result[0].applied)
|
|
|
|
statement = self.session.prepare(
|
|
"UPDATE test3rf.test SET v=1 WHERE k=0 IF v=0")
|
|
bound = statement.bind(())
|
|
bound.serial_consistency_level = ConsistencyLevel.LOCAL_SERIAL
|
|
future = self.session.execute_async(bound)
|
|
result = future.result()
|
|
self.assertEqual(future.message.serial_consistency_level, ConsistencyLevel.LOCAL_SERIAL)
|
|
self.assertTrue(result)
|
|
self.assertTrue(result[0].applied)
|
|
|
|
def test_conditional_update_with_batch_statements(self):
|
|
self.session.execute("INSERT INTO test3rf.test (k, v) VALUES (0, 0)")
|
|
statement = BatchStatement(serial_consistency_level=ConsistencyLevel.SERIAL)
|
|
statement.add("UPDATE test3rf.test SET v=1 WHERE k=0 IF v=1")
|
|
self.assertEqual(statement.serial_consistency_level, ConsistencyLevel.SERIAL)
|
|
future = self.session.execute_async(statement)
|
|
result = future.result()
|
|
self.assertEqual(future.message.serial_consistency_level, ConsistencyLevel.SERIAL)
|
|
self.assertTrue(result)
|
|
self.assertFalse(result[0].applied)
|
|
|
|
statement = BatchStatement(serial_consistency_level=ConsistencyLevel.LOCAL_SERIAL)
|
|
statement.add("UPDATE test3rf.test SET v=1 WHERE k=0 IF v=0")
|
|
self.assertEqual(statement.serial_consistency_level, ConsistencyLevel.LOCAL_SERIAL)
|
|
future = self.session.execute_async(statement)
|
|
result = future.result()
|
|
self.assertEqual(future.message.serial_consistency_level, ConsistencyLevel.LOCAL_SERIAL)
|
|
self.assertTrue(result)
|
|
self.assertTrue(result[0].applied)
|
|
|
|
def test_bad_consistency_level(self):
|
|
statement = SimpleStatement("foo")
|
|
self.assertRaises(ValueError, setattr, statement, 'serial_consistency_level', ConsistencyLevel.ONE)
|
|
self.assertRaises(ValueError, SimpleStatement, 'foo', serial_consistency_level=ConsistencyLevel.ONE)
|
|
|
|
|
|
class LightweightTransactionTests(unittest.TestCase):
|
|
def setUp(self):
|
|
"""
|
|
Test is skipped if run with cql version < 2
|
|
|
|
"""
|
|
if PROTOCOL_VERSION < 2:
|
|
raise unittest.SkipTest(
|
|
"Protocol 2.0+ is required for Lightweight transactions, currently testing against %r"
|
|
% (PROTOCOL_VERSION,))
|
|
|
|
self.cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
self.session = self.cluster.connect()
|
|
|
|
ddl = '''
|
|
CREATE TABLE test3rf.lwt (
|
|
k int PRIMARY KEY,
|
|
v int )'''
|
|
self.session.execute(ddl)
|
|
|
|
def tearDown(self):
|
|
"""
|
|
Shutdown cluster
|
|
"""
|
|
self.session.execute("DROP TABLE test3rf.lwt")
|
|
self.cluster.shutdown()
|
|
|
|
def test_no_connection_refused_on_timeout(self):
|
|
"""
|
|
Test for PYTHON-91 "Connection closed after LWT timeout"
|
|
Verifies that connection to the cluster is not shut down when timeout occurs.
|
|
Number of iterations can be specified with LWT_ITERATIONS environment variable.
|
|
Default value is 1000
|
|
"""
|
|
insert_statement = self.session.prepare("INSERT INTO test3rf.lwt (k, v) VALUES (0, 0) IF NOT EXISTS")
|
|
delete_statement = self.session.prepare("DELETE FROM test3rf.lwt WHERE k = 0 IF EXISTS")
|
|
|
|
iterations = int(os.getenv("LWT_ITERATIONS", 1000))
|
|
|
|
# Prepare series of parallel statements
|
|
statements_and_params = []
|
|
for i in range(iterations):
|
|
statements_and_params.append((insert_statement, ()))
|
|
statements_and_params.append((delete_statement, ()))
|
|
|
|
received_timeout = False
|
|
results = execute_concurrent(self.session, statements_and_params, raise_on_first_error=False)
|
|
for (success, result) in results:
|
|
if success:
|
|
continue
|
|
else:
|
|
# In this case result is an exception
|
|
if type(result).__name__ == "NoHostAvailable":
|
|
self.fail("PYTHON-91: Disconnected from Cassandra: %s" % result.message)
|
|
if type(result).__name__ == "WriteTimeout":
|
|
received_timeout = True
|
|
continue
|
|
if type(result).__name__ == "WriteFailure":
|
|
received_timeout = True
|
|
continue
|
|
if type(result).__name__ == "ReadTimeout":
|
|
continue
|
|
if type(result).__name__ == "ReadFailure":
|
|
continue
|
|
|
|
self.fail("Unexpected exception %s: %s" % (type(result).__name__, result.message))
|
|
|
|
# Make sure test passed
|
|
self.assertTrue(received_timeout)
|
|
|
|
|
|
class BatchStatementDefaultRoutingKeyTests(unittest.TestCase):
|
|
# Test for PYTHON-126: BatchStatement.add() should set the routing key of the first added prepared statement
|
|
|
|
def setUp(self):
|
|
if PROTOCOL_VERSION < 2:
|
|
raise unittest.SkipTest(
|
|
"Protocol 2.0+ is required for BATCH operations, currently testing against %r"
|
|
% (PROTOCOL_VERSION,))
|
|
self.cluster = Cluster(protocol_version=PROTOCOL_VERSION)
|
|
self.session = self.cluster.connect()
|
|
query = """
|
|
INSERT INTO test3rf.test (k, v) VALUES (?, ?)
|
|
"""
|
|
self.simple_statement = SimpleStatement(query, routing_key='ss_rk', keyspace='keyspace_name')
|
|
self.prepared = self.session.prepare(query)
|
|
|
|
def tearDown(self):
|
|
self.cluster.shutdown()
|
|
|
|
def test_rk_from_bound(self):
|
|
"""
|
|
batch routing key is inherited from BoundStatement
|
|
"""
|
|
bound = self.prepared.bind((1, None))
|
|
batch = BatchStatement()
|
|
batch.add(bound)
|
|
self.assertIsNotNone(batch.routing_key)
|
|
self.assertEqual(batch.routing_key, bound.routing_key)
|
|
|
|
def test_rk_from_simple(self):
|
|
"""
|
|
batch routing key is inherited from SimpleStatement
|
|
"""
|
|
batch = BatchStatement()
|
|
batch.add(self.simple_statement)
|
|
self.assertIsNotNone(batch.routing_key)
|
|
self.assertEqual(batch.routing_key, self.simple_statement.routing_key)
|
|
|
|
def test_inherit_first_rk_bound(self):
|
|
"""
|
|
compound batch inherits the first routing key of the first added statement (bound statement is first)
|
|
"""
|
|
bound = self.prepared.bind((100000000, None))
|
|
batch = BatchStatement()
|
|
batch.add("ss with no rk")
|
|
batch.add(bound)
|
|
batch.add(self.simple_statement)
|
|
|
|
for i in range(3):
|
|
batch.add(self.prepared, (i, i))
|
|
|
|
self.assertIsNotNone(batch.routing_key)
|
|
self.assertEqual(batch.routing_key, bound.routing_key)
|
|
|
|
def test_inherit_first_rk_simple_statement(self):
|
|
"""
|
|
compound batch inherits the first routing key of the first added statement (Simplestatement is first)
|
|
"""
|
|
bound = self.prepared.bind((1, None))
|
|
batch = BatchStatement()
|
|
batch.add("ss with no rk")
|
|
batch.add(self.simple_statement)
|
|
batch.add(bound)
|
|
|
|
for i in range(10):
|
|
batch.add(self.prepared, (i, i))
|
|
|
|
self.assertIsNotNone(batch.routing_key)
|
|
self.assertEqual(batch.routing_key, self.simple_statement.routing_key)
|
|
|
|
def test_inherit_first_rk_prepared_param(self):
|
|
"""
|
|
compound batch inherits the first routing key of the first added statement (prepared statement is first)
|
|
"""
|
|
bound = self.prepared.bind((2, None))
|
|
batch = BatchStatement()
|
|
batch.add("ss with no rk")
|
|
batch.add(self.prepared, (1, 0))
|
|
batch.add(bound)
|
|
batch.add(self.simple_statement)
|
|
|
|
self.assertIsNotNone(batch.routing_key)
|
|
self.assertEqual(batch.routing_key, self.prepared.bind((1, 0)).routing_key)
|
|
|
|
|
|
class MaterializedViewQueryTest(BasicSharedKeyspaceUnitTestCase):
|
|
|
|
def setUp(self):
|
|
if CASS_SERVER_VERSION < (3, 0):
|
|
raise unittest.SkipTest("Materialized views require Cassandra 3.0+")
|
|
|
|
def test_mv_filtering(self):
|
|
"""
|
|
Test to ensure that cql filtering where clauses are properly supported in the python driver.
|
|
|
|
test_mv_filtering Tests that various complex MV where clauses produce the correct results. It also validates that
|
|
these results and the grammar is supported appropriately.
|
|
|
|
@since 3.0.0
|
|
@jira_ticket PYTHON-399
|
|
@expected_result Materialized view where clauses should produce the appropriate results.
|
|
|
|
@test_category materialized_view
|
|
"""
|
|
create_table = """CREATE TABLE {0}.scores(
|
|
user TEXT,
|
|
game TEXT,
|
|
year INT,
|
|
month INT,
|
|
day INT,
|
|
score INT,
|
|
PRIMARY KEY (user, game, year, month, day)
|
|
)""".format(self.keyspace_name)
|
|
|
|
self.session.execute(create_table)
|
|
|
|
create_mv_alltime = """CREATE MATERIALIZED VIEW {0}.alltimehigh AS
|
|
SELECT * FROM {0}.scores
|
|
WHERE game IS NOT NULL AND score IS NOT NULL AND user IS NOT NULL AND year IS NOT NULL AND month IS NOT NULL AND day IS NOT NULL
|
|
PRIMARY KEY (game, score, user, year, month, day)
|
|
WITH CLUSTERING ORDER BY (score DESC)""".format(self.keyspace_name)
|
|
|
|
create_mv_dailyhigh = """CREATE MATERIALIZED VIEW {0}.dailyhigh AS
|
|
SELECT * FROM {0}.scores
|
|
WHERE game IS NOT NULL AND year IS NOT NULL AND month IS NOT NULL AND day IS NOT NULL AND score IS NOT NULL AND user IS NOT NULL
|
|
PRIMARY KEY ((game, year, month, day), score, user)
|
|
WITH CLUSTERING ORDER BY (score DESC)""".format(self.keyspace_name)
|
|
|
|
create_mv_monthlyhigh = """CREATE MATERIALIZED VIEW {0}.monthlyhigh AS
|
|
SELECT * FROM {0}.scores
|
|
WHERE game IS NOT NULL AND year IS NOT NULL AND month IS NOT NULL AND score IS NOT NULL AND user IS NOT NULL AND day IS NOT NULL
|
|
PRIMARY KEY ((game, year, month), score, user, day)
|
|
WITH CLUSTERING ORDER BY (score DESC)""".format(self.keyspace_name)
|
|
|
|
create_mv_filtereduserhigh = """CREATE MATERIALIZED VIEW {0}.filtereduserhigh AS
|
|
SELECT * FROM {0}.scores
|
|
WHERE user in ('jbellis', 'pcmanus') AND game IS NOT NULL AND score IS NOT NULL AND year is NOT NULL AND day is not NULL and month IS NOT NULL
|
|
PRIMARY KEY (game, score, user, year, month, day)
|
|
WITH CLUSTERING ORDER BY (score DESC)""".format(self.keyspace_name)
|
|
|
|
self.session.execute(create_mv_alltime)
|
|
self.session.execute(create_mv_dailyhigh)
|
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self.session.execute(create_mv_monthlyhigh)
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self.session.execute(create_mv_filtereduserhigh)
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|
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prepared_insert = self.session.prepare("""INSERT INTO {0}.scores (user, game, year, month, day, score) VALUES (?, ?, ? ,? ,?, ?)""".format(self.keyspace_name))
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|
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bound = prepared_insert.bind(('pcmanus', 'Coup', 2015, 5, 1, 4000))
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|
self.session.execute(bound)
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|
bound = prepared_insert.bind(('jbellis', 'Coup', 2015, 5, 3, 1750))
|
|
self.session.execute(bound)
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|
bound = prepared_insert.bind(('yukim', 'Coup', 2015, 5, 3, 2250))
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|
self.session.execute(bound)
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|
bound = prepared_insert.bind(('tjake', 'Coup', 2015, 5, 3, 500))
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|
self.session.execute(bound)
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|
bound = prepared_insert.bind(('iamaleksey', 'Coup', 2015, 6, 1, 2500))
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|
self.session.execute(bound)
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|
bound = prepared_insert.bind(('tjake', 'Coup', 2015, 6, 2, 1000))
|
|
self.session.execute(bound)
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|
bound = prepared_insert.bind(('pcmanus', 'Coup', 2015, 6, 2, 2000))
|
|
self.session.execute(bound)
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|
bound = prepared_insert.bind(('jmckenzie', 'Coup', 2015, 6, 9, 2700))
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|
self.session.execute(bound)
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|
bound = prepared_insert.bind(('jbellis', 'Coup', 2015, 6, 20, 3500))
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|
self.session.execute(bound)
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|
bound = prepared_insert.bind(('jbellis', 'Checkers', 2015, 6, 20, 1200))
|
|
self.session.execute(bound)
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|
bound = prepared_insert.bind(('jbellis', 'Chess', 2015, 6, 21, 3500))
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|
self.session.execute(bound)
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|
bound = prepared_insert.bind(('pcmanus', 'Chess', 2015, 1, 25, 3200))
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|
self.session.execute(bound)
|
|
|
|
# Test simple statement and alltime high filtering
|
|
query_statement = SimpleStatement("SELECT * FROM {0}.alltimehigh WHERE game='Coup'".format(self.keyspace_name),
|
|
consistency_level=ConsistencyLevel.QUORUM)
|
|
results = self.session.execute(query_statement)
|
|
self.assertEqual(results[0].game, 'Coup')
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|
self.assertEqual(results[0].year, 2015)
|
|
self.assertEqual(results[0].month, 5)
|
|
self.assertEqual(results[0].day, 1)
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|
self.assertEqual(results[0].score, 4000)
|
|
self.assertEqual(results[0].user, "pcmanus")
|
|
|
|
# Test prepared statement and daily high filtering
|
|
prepared_query = self.session.prepare("SELECT * FROM {0}.dailyhigh WHERE game=? AND year=? AND month=? and day=?".format(self.keyspace_name))
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|
bound_query = prepared_query.bind(("Coup", 2015, 6, 2))
|
|
results = self.session.execute(bound_query)
|
|
self.assertEqual(results[0].game, 'Coup')
|
|
self.assertEqual(results[0].year, 2015)
|
|
self.assertEqual(results[0].month, 6)
|
|
self.assertEqual(results[0].day, 2)
|
|
self.assertEqual(results[0].score, 2000)
|
|
self.assertEqual(results[0].user, "pcmanus")
|
|
|
|
self.assertEqual(results[1].game, 'Coup')
|
|
self.assertEqual(results[1].year, 2015)
|
|
self.assertEqual(results[1].month, 6)
|
|
self.assertEqual(results[1].day, 2)
|
|
self.assertEqual(results[1].score, 1000)
|
|
self.assertEqual(results[1].user, "tjake")
|
|
|
|
# Test montly high range queries
|
|
prepared_query = self.session.prepare("SELECT * FROM {0}.monthlyhigh WHERE game=? AND year=? AND month=? and score >= ? and score <= ?".format(self.keyspace_name))
|
|
bound_query = prepared_query.bind(("Coup", 2015, 6, 2500, 3500))
|
|
results = self.session.execute(bound_query)
|
|
self.assertEqual(results[0].game, 'Coup')
|
|
self.assertEqual(results[0].year, 2015)
|
|
self.assertEqual(results[0].month, 6)
|
|
self.assertEqual(results[0].day, 20)
|
|
self.assertEqual(results[0].score, 3500)
|
|
self.assertEqual(results[0].user, "jbellis")
|
|
|
|
self.assertEqual(results[1].game, 'Coup')
|
|
self.assertEqual(results[1].year, 2015)
|
|
self.assertEqual(results[1].month, 6)
|
|
self.assertEqual(results[1].day, 9)
|
|
self.assertEqual(results[1].score, 2700)
|
|
self.assertEqual(results[1].user, "jmckenzie")
|
|
|
|
self.assertEqual(results[2].game, 'Coup')
|
|
self.assertEqual(results[2].year, 2015)
|
|
self.assertEqual(results[2].month, 6)
|
|
self.assertEqual(results[2].day, 1)
|
|
self.assertEqual(results[2].score, 2500)
|
|
self.assertEqual(results[2].user, "iamaleksey")
|
|
|
|
# Test filtered user high scores
|
|
query_statement = SimpleStatement("SELECT * FROM {0}.filtereduserhigh WHERE game='Chess'".format(self.keyspace_name),
|
|
consistency_level=ConsistencyLevel.QUORUM)
|
|
results = self.session.execute(query_statement)
|
|
self.assertEqual(results[0].game, 'Chess')
|
|
self.assertEqual(results[0].year, 2015)
|
|
self.assertEqual(results[0].month, 6)
|
|
self.assertEqual(results[0].day, 21)
|
|
self.assertEqual(results[0].score, 3500)
|
|
self.assertEqual(results[0].user, "jbellis")
|
|
|
|
self.assertEqual(results[1].game, 'Chess')
|
|
self.assertEqual(results[1].year, 2015)
|
|
self.assertEqual(results[1].month, 1)
|
|
self.assertEqual(results[1].day, 25)
|
|
self.assertEqual(results[1].score, 3200)
|
|
self.assertEqual(results[1].user, "pcmanus")
|
|
|
|
|
|
class UnicodeQueryTest(BasicSharedKeyspaceUnitTestCase):
|
|
|
|
def setUp(self):
|
|
ddl = '''
|
|
CREATE TABLE {0}.{1} (
|
|
k int PRIMARY KEY,
|
|
v text )'''.format(self.keyspace_name, self.function_table_name)
|
|
self.session.execute(ddl)
|
|
|
|
def tearDown(self):
|
|
self.session.execute("DROP TABLE {0}.{1}".format(self.keyspace_name,self.function_table_name))
|
|
|
|
def test_unicode(self):
|
|
"""
|
|
Test to validate that unicode query strings are handled appropriately by various query types
|
|
|
|
@since 3.0.0
|
|
@jira_ticket PYTHON-334
|
|
@expected_result no unicode exceptions are thrown
|
|
|
|
@test_category query
|
|
"""
|
|
|
|
unicode_text = u'Fran\u00E7ois'
|
|
batch = BatchStatement(BatchType.LOGGED)
|
|
batch.add(u"INSERT INTO {0}.{1} (k, v) VALUES (%s, %s)".format(self.keyspace_name, self.function_table_name), (0, unicode_text))
|
|
self.session.execute(batch)
|
|
self.session.execute(u"INSERT INTO {0}.{1} (k, v) VALUES (%s, %s)".format(self.keyspace_name, self.function_table_name), (0, unicode_text))
|
|
prepared = self.session.prepare(u"INSERT INTO {0}.{1} (k, v) VALUES (?, ?)".format(self.keyspace_name, self.function_table_name))
|
|
bound = prepared.bind((1, unicode_text))
|
|
self.session.execute(bound)
|
|
|
|
|