mongo-python-driver/test/mockupdb/test_initial_ismaster.py
2024-10-09 09:58:20 -07:00

60 lines
1.7 KiB
Python

# Copyright 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.
from __future__ import annotations
import time
import unittest
from test import PyMongoTestCase
import pytest
try:
from mockupdb import MockupDB, wait_until
_HAVE_MOCKUPDB = True
except ImportError:
_HAVE_MOCKUPDB = False
from pymongo.common import MIN_SUPPORTED_WIRE_VERSION
pytestmark = pytest.mark.mockupdb
class TestInitialIsMaster(PyMongoTestCase):
def test_initial_ismaster(self):
server = MockupDB()
server.run()
self.addCleanup(server.stop)
start = time.time()
client = self.simple_client(server.uri)
# A single ismaster is enough for the client to be connected.
self.assertFalse(client.nodes)
server.receives("ismaster").ok(
ismaster=True, minWireVersion=2, maxWireVersion=MIN_SUPPORTED_WIRE_VERSION
)
wait_until(lambda: client.nodes, "update nodes", timeout=1)
# At least 10 seconds before next heartbeat.
server.receives("ismaster").ok(
ismaster=True, minWireVersion=2, maxWireVersion=MIN_SUPPORTED_WIRE_VERSION
)
self.assertGreaterEqual(time.time() - start, 10)
if __name__ == "__main__":
unittest.main()