Files
deb-python-cassandra-driver/tests/integration/standard/test_client_warnings.py
2017-04-24 17:20:57 -04:00

134 lines
4.5 KiB
Python

# Copyright 2013-2017 DataStax, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
try:
import unittest2 as unittest
except ImportError:
import unittest
from cassandra.query import BatchStatement
from cassandra.cluster import Cluster
from tests.integration import use_singledc, PROTOCOL_VERSION, local
def setup_module():
use_singledc()
class ClientWarningTests(unittest.TestCase):
@classmethod
def setUpClass(cls):
if PROTOCOL_VERSION < 4:
return
cls.cluster = Cluster(protocol_version=PROTOCOL_VERSION)
cls.session = cls.cluster.connect()
cls.session.execute("CREATE TABLE IF NOT EXISTS test1rf.client_warning (k int, v0 int, v1 int, PRIMARY KEY (k, v0))")
cls.prepared = cls.session.prepare("INSERT INTO test1rf.client_warning (k, v0, v1) VALUES (?, ?, ?)")
cls.warn_batch = BatchStatement()
# 213 = 5 * 1024 / (4+4 + 4+4 + 4+4)
# thresh_kb/ (min param size)
for x in range(214):
cls.warn_batch.add(cls.prepared, (x, x, 1))
@classmethod
def tearDownClass(cls):
if PROTOCOL_VERSION < 4:
return
cls.cluster.shutdown()
def setUp(self):
if PROTOCOL_VERSION < 4:
raise unittest.SkipTest(
"Native protocol 4,0+ is required for client warnings, currently using %r"
% (PROTOCOL_VERSION,))
def test_warning_basic(self):
"""
Test to validate that client warnings can be surfaced
@since 2.6.0
@jira_ticket PYTHON-315
@expected_result valid warnings returned
@test_assumptions
- batch_size_warn_threshold_in_kb: 5
@test_category queries:client_warning
"""
future = self.session.execute_async(self.warn_batch)
future.result()
self.assertEqual(len(future.warnings), 1)
self.assertRegexpMatches(future.warnings[0], 'Batch.*exceeding.*')
def test_warning_with_trace(self):
"""
Test to validate client warning with tracing
@since 2.6.0
@jira_ticket PYTHON-315
@expected_result valid warnings returned
@test_assumptions
- batch_size_warn_threshold_in_kb: 5
@test_category queries:client_warning
"""
future = self.session.execute_async(self.warn_batch, trace=True)
future.result()
self.assertEqual(len(future.warnings), 1)
self.assertRegexpMatches(future.warnings[0], 'Batch.*exceeding.*')
self.assertIsNotNone(future.get_query_trace())
@local
def test_warning_with_custom_payload(self):
"""
Test to validate client warning with custom payload
@since 2.6.0
@jira_ticket PYTHON-315
@expected_result valid warnings returned
@test_assumptions
- batch_size_warn_threshold_in_kb: 5
@test_category queries:client_warning
"""
payload = {'key': b'value'}
future = self.session.execute_async(self.warn_batch, custom_payload=payload)
future.result()
self.assertEqual(len(future.warnings), 1)
self.assertRegexpMatches(future.warnings[0], 'Batch.*exceeding.*')
self.assertDictEqual(future.custom_payload, payload)
@local
def test_warning_with_trace_and_custom_payload(self):
"""
Test to validate client warning with tracing and client warning
@since 2.6.0
@jira_ticket PYTHON-315
@expected_result valid warnings returned
@test_assumptions
- batch_size_warn_threshold_in_kb: 5
@test_category queries:client_warning
"""
payload = {'key': b'value'}
future = self.session.execute_async(self.warn_batch, trace=True, custom_payload=payload)
future.result()
self.assertEqual(len(future.warnings), 1)
self.assertRegexpMatches(future.warnings[0], 'Batch.*exceeding.*')
self.assertIsNotNone(future.get_query_trace())
self.assertDictEqual(future.custom_payload, payload)