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# Copyright 2022-present 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 CSOT unified spec tests."""
from __future__ import annotations
import os
import sys
from pathlib import Path
sys.path[0:0] = [""]
from test.asynchronous import AsyncIntegrationTest, async_client_context, unittest
from test.asynchronous.unified_format import generate_test_classes
from test.asynchronous.utils import flaky
import pymongo
from pymongo import _csot
from pymongo.errors import PyMongoError
_IS_SYNC = False
# Location of JSON test specifications.
if _IS_SYNC:
TEST_PATH = os.path.join(Path(__file__).resolve().parent, "csot")
else:
TEST_PATH = os.path.join(Path(__file__).resolve().parent.parent, "csot")
# Generate unified tests.
globals().update(generate_test_classes(TEST_PATH, module=__name__))
class TestCSOT(AsyncIntegrationTest):
RUN_ON_LOAD_BALANCER = True
@flaky(reason="PYTHON-3522")
async def test_timeout_nested(self):
coll = self.db.coll
self.assertEqual(_csot.get_timeout(), None)
self.assertEqual(_csot.get_deadline(), float("inf"))
self.assertEqual(_csot.get_rtt(), 0.0)
with pymongo.timeout(10):
await coll.find_one()
self.assertEqual(_csot.get_timeout(), 10)
deadline_10 = _csot.get_deadline()
# Capped at the original 10 deadline.
with pymongo.timeout(15):
await coll.find_one()
self.assertEqual(_csot.get_timeout(), 15)
self.assertEqual(_csot.get_deadline(), deadline_10)
# Should be reset to previous values
self.assertEqual(_csot.get_timeout(), 10)
self.assertEqual(_csot.get_deadline(), deadline_10)
await coll.find_one()
with pymongo.timeout(5):
await coll.find_one()
self.assertEqual(_csot.get_timeout(), 5)
self.assertLess(_csot.get_deadline(), deadline_10)
# Should be reset to previous values
self.assertEqual(_csot.get_timeout(), 10)
self.assertEqual(_csot.get_deadline(), deadline_10)
await coll.find_one()
# Should be reset to previous values
self.assertEqual(_csot.get_timeout(), None)
self.assertEqual(_csot.get_deadline(), float("inf"))
self.assertEqual(_csot.get_rtt(), 0.0)
@async_client_context.require_change_streams
@flaky(reason="PYTHON-3522")
async def test_change_stream_can_resume_after_timeouts(self):
coll = self.db.test
await coll.insert_one({})
async with await coll.watch() as stream:
with pymongo.timeout(0.1):
with self.assertRaises(PyMongoError) as ctx:
await stream.next()
self.assertTrue(ctx.exception.timeout)
self.assertTrue(stream.alive)
with self.assertRaises(PyMongoError) as ctx:
await stream.try_next()
self.assertTrue(ctx.exception.timeout)
self.assertTrue(stream.alive)
# Resume before the insert on 3.6 because 4.0 is required to avoid skipping documents
if async_client_context.version < (4, 0):
await stream.try_next()
await coll.insert_one({})
with pymongo.timeout(10):
self.assertTrue(await stream.next())
self.assertTrue(stream.alive)
# Timeout applies to entire next() call, not only individual commands.
with pymongo.timeout(0.5):
with self.assertRaises(PyMongoError) as ctx:
await stream.next()
self.assertTrue(ctx.exception.timeout)
self.assertTrue(stream.alive)
self.assertFalse(stream.alive)
if __name__ == "__main__":
unittest.main()
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