304 lines
10 KiB
Python
304 lines
10 KiB
Python
# Copyright 2014 MongoDB, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Test AsyncIOMotorClient."""
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import asyncio
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import os
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import unittest
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from unittest import SkipTest
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try:
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import contextvars
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except ImportError:
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contextvars = False
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import test
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from test.asyncio_tests import (
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AsyncIOMockServerTestCase,
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AsyncIOTestCase,
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asyncio_test,
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remove_all_users,
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)
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from test.test_environment import db_password, db_user, env
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from test.utils import AUTO_ISMASTER, get_primary_pool
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import pymongo
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from bson import CodecOptions
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from pymongo import ReadPreference, WriteConcern, monitoring
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from pymongo.errors import ConnectionFailure, OperationFailure
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import motor
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from motor import motor_asyncio
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class TestAsyncIOClient(AsyncIOTestCase):
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@asyncio_test
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async def test_client_lazy_connect(self):
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await self.db.test_client_lazy_connect.delete_many({})
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# Create client without connecting; connect on demand.
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cx = self.asyncio_client()
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collection = cx.motor_test.test_client_lazy_connect
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future0 = collection.insert_one({"foo": "bar"})
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future1 = collection.insert_one({"foo": "bar"})
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await asyncio.gather(future0, future1)
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resp = await collection.count_documents({"foo": "bar"})
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self.assertEqual(2, resp)
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cx.close()
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@asyncio_test
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async def test_close(self):
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cx = self.asyncio_client()
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cx.close()
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self.assertEqual(None, get_primary_pool(cx))
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@asyncio_test
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async def test_unix_socket(self):
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if env.mongod_started_with_ssl:
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raise SkipTest("Server started with SSL")
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mongodb_socket = "/tmp/mongodb-%d.sock" % env.port
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if not os.access(mongodb_socket, os.R_OK):
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raise SkipTest("Socket file is not accessible")
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encoded_socket = "%2Ftmp%2Fmongodb-" + str(env.port) + ".sock"
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if test.env.auth:
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uri = "mongodb://%s:%s@%s" % (db_user, db_password, encoded_socket)
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else:
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uri = "mongodb://%s" % (encoded_socket,)
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client = self.asyncio_client(uri)
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collection = client.motor_test.test
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await collection.insert_one({"dummy": "object"})
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# Confirm it fails with a missing socket.
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client = motor_asyncio.AsyncIOMotorClient(
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"mongodb://%2Ftmp%2Fnon-existent.sock", io_loop=self.loop, serverSelectionTimeoutMS=100
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)
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with self.assertRaises(ConnectionFailure):
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await client.admin.command("ismaster")
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client.close()
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def test_database_named_delegate(self):
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self.assertTrue(isinstance(self.cx.delegate, pymongo.mongo_client.MongoClient))
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self.assertTrue(isinstance(self.cx["delegate"], motor_asyncio.AsyncIOMotorDatabase))
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@asyncio_test
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async def test_reconnect_in_case_connection_closed_by_mongo(self):
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cx = self.asyncio_client(maxPoolSize=1, retryReads=False)
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await cx.admin.command("ping")
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# close motor_socket, we imitate that connection to mongo server
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# lost, as result we should have AutoReconnect instead of
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# IncompleteReadError
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pool = get_primary_pool(cx)
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conn = pool.conns.pop()
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conn.conn.close()
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pool.conns.appendleft(conn)
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with self.assertRaises(pymongo.errors.AutoReconnect):
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await cx.motor_test.test_collection.find_one()
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@asyncio_test
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async def test_connection_failure(self):
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# Assuming there isn't anything actually running on this port
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client = motor_asyncio.AsyncIOMotorClient(
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"localhost", 8765, serverSelectionTimeoutMS=10, io_loop=self.loop
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)
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with self.assertRaises(ConnectionFailure):
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await client.admin.command("ismaster")
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@asyncio_test(timeout=30)
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async def test_connection_timeout(self):
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# Motor merely tries to time out a connection attempt within the
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# specified duration; DNS lookup in particular isn't charged against
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# the timeout. So don't measure how long this takes.
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client = motor_asyncio.AsyncIOMotorClient(
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"example.com", port=12345, serverSelectionTimeoutMS=1, io_loop=self.loop
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)
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with self.assertRaises(ConnectionFailure):
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await client.admin.command("ismaster")
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@asyncio_test
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async def test_max_pool_size_validation(self):
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with self.assertRaises(ValueError):
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motor_asyncio.AsyncIOMotorClient(maxPoolSize=-1, io_loop=self.loop)
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with self.assertRaises(ValueError):
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motor_asyncio.AsyncIOMotorClient(maxPoolSize="foo", io_loop=self.loop)
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cx = self.asyncio_client(maxPoolSize=100)
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self.assertEqual(cx.options.pool_options.max_pool_size, 100)
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cx.close()
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@asyncio_test(timeout=30)
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async def test_drop_database(self):
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# Make sure we can pass an AsyncIOMotorDatabase instance
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# to drop_database
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db = self.cx.test_drop_database
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await db.test_collection.insert_one({})
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names = await self.cx.list_database_names()
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self.assertTrue("test_drop_database" in names)
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await self.cx.drop_database(db)
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names = await self.cx.list_database_names()
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self.assertFalse("test_drop_database" in names)
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@asyncio_test
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async def test_auth_from_uri(self):
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if not test.env.auth:
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raise SkipTest("Authentication is not enabled on server")
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# self.db is logged in as root.
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await remove_all_users(self.db)
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db = self.db
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try:
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test.env.create_user(db.name, "mike", "password", roles=["userAdmin", "readWrite"])
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client = self.asyncio_client("mongodb://u:pass@%s:%d" % (env.host, env.port))
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with self.assertRaises(OperationFailure):
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await client.db.collection.find_one()
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client = self.asyncio_client(
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"mongodb://mike:password@%s:%d/%s" % (env.host, env.port, db.name)
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)
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await client[db.name].collection.find_one()
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finally:
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test.env.drop_user(db.name, "mike")
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def test_get_database(self):
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codec_options = CodecOptions(tz_aware=True)
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write_concern = WriteConcern(w=2, j=True)
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db = self.cx.get_database("foo", codec_options, ReadPreference.SECONDARY, write_concern)
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assert isinstance(db, motor_asyncio.AsyncIOMotorDatabase)
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self.assertEqual("foo", db.name)
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self.assertEqual(codec_options, db.codec_options)
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self.assertEqual(ReadPreference.SECONDARY, db.read_preference)
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self.assertEqual(write_concern, db.write_concern)
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@asyncio_test
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async def test_list_databases(self):
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await self.collection.insert_one({})
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cursor = await self.cx.list_databases()
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self.assertIsInstance(cursor, motor_asyncio.AsyncIOMotorCommandCursor)
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while await cursor.fetch_next:
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info = cursor.next_object()
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if info["name"] == self.collection.database.name:
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break
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else:
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self.fail("'%s' database not found" % self.collection.database.name)
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@asyncio_test
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async def test_list_database_names(self):
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await self.collection.insert_one({})
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names = await self.cx.list_database_names()
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self.assertIsInstance(names, list)
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self.assertIn(self.collection.database.name, names)
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@unittest.skipIf(not contextvars, "this test requires contextvars")
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@asyncio_test
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async def test_contextvars_support(self):
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var = contextvars.ContextVar("variable", default="default")
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class Listener(monitoring.CommandListener):
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def __init__(self):
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self.values = []
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def save_contextvar_value(self):
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self.values.append(var.get())
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def started(self, event):
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self.save_contextvar_value()
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def succeeded(self, event):
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self.save_contextvar_value()
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def failed(self, event):
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pass
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listener = Listener()
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client = self.asyncio_client(event_listeners=[listener])
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coll = client[self.db.name].test
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await coll.insert_one({})
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self.assertTrue(listener.values)
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for val in listener.values:
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self.assertEqual(val, "default")
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var.set("ContextVar value")
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listener.values.clear()
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await coll.insert_one({})
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self.assertTrue(listener.values)
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for val in listener.values:
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self.assertEqual(val, "ContextVar value")
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class TestAsyncIOClientTimeout(AsyncIOMockServerTestCase):
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@asyncio_test
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async def test_timeout(self):
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server = self.server(auto_ismaster=AUTO_ISMASTER)
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client = motor_asyncio.AsyncIOMotorClient(
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server.uri, socketTimeoutMS=100, io_loop=self.loop
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)
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with self.assertRaises(pymongo.errors.AutoReconnect) as context:
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await client.motor_test.test_collection.find_one()
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self.assertIn("timed out", str(context.exception))
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client.close()
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class TestAsyncIOClientHandshake(AsyncIOMockServerTestCase):
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@asyncio_test
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async def test_handshake(self):
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server = self.server()
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client = motor_asyncio.AsyncIOMotorClient(
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server.uri, connectTimeoutMS=100, serverSelectionTimeoutMS=100
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)
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# Trigger connection.
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future = client.db.command("ping")
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ismaster = await self.run_thread(server.receives, "ismaster")
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meta = ismaster.doc["client"]
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self.assertIn("|Motor", meta["driver"]["name"])
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# AsyncIOMotorClient adds nothing to platform.
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self.assertNotIn("Tornado", meta["platform"])
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self.assertTrue(
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meta["driver"]["version"].endswith(motor.version),
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"Version in handshake [%s] doesn't end with Motor version [%s]"
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% (meta["driver"]["version"], motor.version),
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)
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ismaster.hangs_up()
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server.stop()
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client.close()
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try:
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await future
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except Exception:
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pass
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if __name__ == "__main__":
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unittest.main()
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