Files
deb-python-cassandra-driver/tests/unit/test_exception.py
Irina Kaplounova ddf0eb9d10 Test for PYTHON-180
2014-12-16 01:13:17 -08:00

57 lines
2.3 KiB
Python

# Copyright 2014 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 import Unavailable, Timeout, ConsistencyLevel
import re
class ConsistencyExceptionTest(unittest.TestCase):
"""
Verify Cassandra Exception string representation
"""
def extract_consistency(self, msg):
"""
Given message that has 'consistency': 'value', extract consistency value as a string
:param msg: message with consistency value
:return: String representing consistency value
"""
match = re.search("'consistency':\s+'([\w\s]+)'", msg)
return match and match.group(1)
def test_timeout_consistency(self):
"""
Verify that Timeout exception object translates consistency from input value to correct output string
"""
consistency_str = self.extract_consistency(repr(Timeout("Timeout Message", consistency=None)))
self.assertEqual(consistency_str, 'Not Set')
for c in ConsistencyLevel.value_to_name.keys():
consistency_str = self.extract_consistency(repr(Timeout("Timeout Message", consistency=c)))
self.assertEqual(consistency_str, ConsistencyLevel.value_to_name[c])
def test_unavailable_consistency(self):
"""
Verify that Unavailable exception object translates consistency from input value to correct output string
"""
consistency_str = self.extract_consistency(repr(Unavailable("Unavailable Message", consistency=None)))
self.assertEqual(consistency_str, 'Not Set')
for c in ConsistencyLevel.value_to_name.keys():
consistency_str = self.extract_consistency(repr(Unavailable("Timeout Message", consistency=c)))
self.assertEqual(consistency_str, ConsistencyLevel.value_to_name[c])