mongo-python-driver/test/test_uri_spec.py

128 lines
4.6 KiB
Python

# Copyright 2011-2015 MongoDB, 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.
"""Test the pymongo uri_parser module is up to spec."""
import json
import os
import sys
import warnings
sys.path[0:0] = [""]
from pymongo.uri_parser import parse_uri
from test import unittest
# Location of JSON test specifications.
_TEST_PATH = os.path.join(
os.path.dirname(os.path.realpath(__file__)),
os.path.join('connection_string', 'test'))
class TestAllScenarios(unittest.TestCase):
pass
def create_test(scenario_def):
def run_scenario(self):
self.assertTrue(scenario_def['tests'], "tests cannot be empty")
for test in scenario_def['tests']:
dsc = test['description']
warned = False
error = False
with warnings.catch_warnings():
warnings.filterwarnings('error')
try:
options = parse_uri(test['uri'], warn=True)
except Warning:
warned = True
except Exception:
error = True
self.assertEqual(not error, test['valid'],
"Test failure '%s'" % dsc)
if test.get("warning", False):
self.assertTrue(warned,
"Expected warning for test '%s'"
% (dsc,))
# Redo in the case there were warnings that were not expected.
if warned:
options = parse_uri(test['uri'], warn=True)
# Compare hosts and port.
if test['hosts'] is not None:
self.assertEqual(
len(test['hosts']), len(options['nodelist']),
"Incorrect number of hosts parsed from URI")
for exp, actual in zip(test['hosts'],
options['nodelist']):
self.assertEqual(exp['host'], actual[0],
"Expected host %s but got %s"
% (exp['host'], actual[0]))
if exp['port'] is not None:
self.assertEqual(exp['port'], actual[1],
"Expected port %s but got %s"
% (exp['port'], actual))
# Compare auth options.
auth = test['auth']
if auth is not None:
auth['database'] = auth.pop('db') # db == database
# Special case for PyMongo's collection parsing.
if options.get('collection') is not None:
options['database'] += "." + options['collection']
for elm in auth:
if auth[elm] is not None:
self.assertEqual(auth[elm], options[elm],
"Expected %s but got %s"
% (auth[elm], options[elm]))
# Compare URI options.
if test['options'] is not None:
for opt in test['options']:
if options.get(opt) is not None:
self.assertEqual(
options[opt], test['options'][opt],
"For option %s expected %s but got %s"
% (opt, options[opt],
test['options'][opt]))
return run_scenario
def create_tests():
for dirpath, _, filenames in os.walk(_TEST_PATH):
dirname = os.path.split(dirpath)
dirname = os.path.split(dirname[-2])[-1] + '_' + dirname[-1]
for filename in filenames:
with open(os.path.join(dirpath, filename)) as scenario_stream:
scenario_def = json.load(scenario_stream)
# Construct test from scenario.
new_test = create_test(scenario_def)
test_name = 'test_%s_%s' % (
dirname, os.path.splitext(filename)[0])
new_test.__name__ = test_name
setattr(TestAllScenarios, new_test.__name__, new_test)
create_tests()
if __name__ == "__main__":
unittest.main()