160 lines
4.9 KiB
Python
160 lines
4.9 KiB
Python
# Copyright 2017-present 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 $clusterTime handling."""
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from __future__ import annotations
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import unittest
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from test import PyMongoTestCase
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import pytest
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try:
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from mockupdb import MockupDB, going
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_HAVE_MOCKUPDB = True
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except ImportError:
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_HAVE_MOCKUPDB = False
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from bson import Timestamp
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from pymongo import DeleteMany, InsertOne, MongoClient, UpdateOne
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from pymongo.common import MIN_SUPPORTED_WIRE_VERSION
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from pymongo.errors import OperationFailure
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pytestmark = pytest.mark.mockupdb
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class TestClusterTime(PyMongoTestCase):
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def cluster_time_conversation(
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self, callback, replies, max_wire_version=MIN_SUPPORTED_WIRE_VERSION
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):
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cluster_time = Timestamp(0, 0)
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server = MockupDB()
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# First test all commands include $clusterTime with max_wire_version.
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_ = server.autoresponds(
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"ismaster",
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{
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"minWireVersion": 0,
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"maxWireVersion": max_wire_version,
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"$clusterTime": {"clusterTime": cluster_time},
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},
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)
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server.run()
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self.addCleanup(server.stop)
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client = self.simple_client(server.uri)
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with going(callback, client):
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for reply in replies:
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request = server.receives()
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self.assertIn("$clusterTime", request)
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self.assertEqual(request["$clusterTime"]["clusterTime"], cluster_time)
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cluster_time = Timestamp(cluster_time.time, cluster_time.inc + 1)
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reply["$clusterTime"] = {"clusterTime": cluster_time}
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request.reply(reply)
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def test_command(self):
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def callback(client):
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client.db.command("ping")
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client.db.command("ping")
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self.cluster_time_conversation(callback, [{"ok": 1}] * 2)
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def test_bulk(self):
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def callback(client: MongoClient[dict]) -> None:
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client.db.collection.bulk_write(
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[InsertOne({}), InsertOne({}), UpdateOne({}, {"$inc": {"x": 1}}), DeleteMany({})]
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)
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self.cluster_time_conversation(
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callback,
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[{"ok": 1, "nInserted": 2}, {"ok": 1, "nModified": 1}, {"ok": 1, "nDeleted": 2}],
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)
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batches = [
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{"cursor": {"id": 123, "firstBatch": [{"a": 1}]}},
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{"cursor": {"id": 123, "nextBatch": [{"a": 2}]}},
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{"cursor": {"id": 0, "nextBatch": [{"a": 3}]}},
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]
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def test_cursor(self):
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def callback(client):
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list(client.db.collection.find())
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self.cluster_time_conversation(callback, self.batches)
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def test_aggregate(self):
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def callback(client):
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list(client.db.collection.aggregate([]))
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self.cluster_time_conversation(callback, self.batches)
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def test_explain(self):
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def callback(client):
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client.db.collection.find().explain()
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self.cluster_time_conversation(callback, [{"ok": 1}])
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def test_monitor(self):
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cluster_time = Timestamp(0, 0)
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reply = {
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"minWireVersion": 0,
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"maxWireVersion": MIN_SUPPORTED_WIRE_VERSION,
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"$clusterTime": {"clusterTime": cluster_time},
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}
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server = MockupDB()
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server.run()
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self.addCleanup(server.stop)
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client = self.simple_client(server.uri, heartbeatFrequencyMS=500)
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for _ in range(3):
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request = server.receives("ismaster")
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# No $clusterTime in heartbeats or handshakes.
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self.assertNotIn("$clusterTime", request)
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request.ok(reply)
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client.close()
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def test_collection_bulk_error(self):
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def callback(client: MongoClient[dict]) -> None:
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with self.assertRaises(OperationFailure):
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client.db.collection.bulk_write([InsertOne({}), InsertOne({})])
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self.cluster_time_conversation(
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callback,
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[{"ok": 0, "errmsg": "mock error"}],
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)
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def test_client_bulk_error(self):
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def callback(client: MongoClient[dict]) -> None:
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with self.assertRaises(OperationFailure):
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client.bulk_write(
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[
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InsertOne({}, namespace="db.collection"),
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InsertOne({}, namespace="db.collection"),
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]
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)
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self.cluster_time_conversation(
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callback, [{"ok": 0, "errmsg": "mock error"}], max_wire_version=25
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)
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if __name__ == "__main__":
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unittest.main()
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