mongo-python-driver/test/test_crud_v1.py

245 lines
8.8 KiB
Python

# Copyright 2015-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 collection module."""
import os
import sys
sys.path[0:0] = [""]
from test import IntegrationTest, unittest
from test.utils import (
SpecTestCreator,
camel_to_snake,
camel_to_snake_args,
camel_to_upper_camel,
drop_collections,
)
from pymongo import WriteConcern, operations
from pymongo.command_cursor import CommandCursor
from pymongo.cursor import Cursor
from pymongo.errors import PyMongoError
from pymongo.operations import (
DeleteMany,
DeleteOne,
InsertOne,
ReplaceOne,
UpdateMany,
UpdateOne,
)
from pymongo.read_concern import ReadConcern
from pymongo.results import BulkWriteResult, _WriteResult
# Location of JSON test specifications.
_TEST_PATH = os.path.join(os.path.dirname(os.path.realpath(__file__)), "crud", "v1")
class TestAllScenarios(IntegrationTest):
RUN_ON_SERVERLESS = True
def check_result(self, expected_result, result):
if isinstance(result, _WriteResult):
for res in expected_result:
prop = camel_to_snake(res)
msg = f"{prop} : {expected_result!r} != {result!r}"
# SPEC-869: Only BulkWriteResult has upserted_count.
if prop == "upserted_count" and not isinstance(result, BulkWriteResult):
if result.upserted_id is not None: # type: ignore
upserted_count = 1
else:
upserted_count = 0
self.assertEqual(upserted_count, expected_result[res], msg)
elif prop == "inserted_ids":
# BulkWriteResult does not have inserted_ids.
if isinstance(result, BulkWriteResult):
self.assertEqual(len(expected_result[res]), result.inserted_count)
else:
# InsertManyResult may be compared to [id1] from the
# crud spec or {"0": id1} from the retryable write spec.
ids = expected_result[res]
if isinstance(ids, dict):
ids = [ids[str(i)] for i in range(len(ids))]
self.assertEqual(ids, result.inserted_ids, msg) # type: ignore
elif prop == "upserted_ids":
# Convert indexes from strings to integers.
ids = expected_result[res]
expected_ids = {}
for str_index in ids:
expected_ids[int(str_index)] = ids[str_index]
self.assertEqual(expected_ids, result.upserted_ids, msg) # type: ignore
else:
self.assertEqual(getattr(result, prop), expected_result[res], msg)
else:
self.assertEqual(result, expected_result)
def run_operation(collection, test):
# Convert command from CamelCase to pymongo.collection method.
operation = camel_to_snake(test["operation"]["name"])
cmd = getattr(collection, operation)
# Convert arguments to snake_case and handle special cases.
arguments = test["operation"]["arguments"]
options = arguments.pop("options", {})
for option_name in options:
arguments[camel_to_snake(option_name)] = options[option_name]
if operation == "count":
raise unittest.SkipTest("PyMongo does not support count")
if operation == "bulk_write":
# Parse each request into a bulk write model.
requests = []
for request in arguments["requests"]:
bulk_model = camel_to_upper_camel(request["name"])
bulk_class = getattr(operations, bulk_model)
bulk_arguments = camel_to_snake_args(request["arguments"])
requests.append(bulk_class(**bulk_arguments))
arguments["requests"] = requests
else:
for arg_name in list(arguments):
c2s = camel_to_snake(arg_name)
# PyMongo accepts sort as list of tuples.
if arg_name == "sort":
sort_dict = arguments[arg_name]
arguments[arg_name] = list(sort_dict.items())
# Named "key" instead not fieldName.
if arg_name == "fieldName":
arguments["key"] = arguments.pop(arg_name)
# Aggregate uses "batchSize", while find uses batch_size.
elif arg_name == "batchSize" and operation == "aggregate":
continue
# Requires boolean returnDocument.
elif arg_name == "returnDocument":
arguments[c2s] = arguments.pop(arg_name) == "After"
else:
arguments[c2s] = arguments.pop(arg_name)
result = cmd(**arguments)
if isinstance(result, Cursor) or isinstance(result, CommandCursor):
return list(result)
return result
def create_test(scenario_def, test, name):
def run_scenario(self):
# Cleanup state and load data (if provided).
drop_collections(self.db)
data = scenario_def.get("data")
if data:
self.db.test.with_options(write_concern=WriteConcern(w="majority")).insert_many(
scenario_def["data"]
)
# Run operations and check results or errors.
expected_result = test.get("outcome", {}).get("result")
expected_error = test.get("outcome", {}).get("error")
if expected_error is True:
with self.assertRaises(PyMongoError):
run_operation(self.db.test, test)
else:
result = run_operation(self.db.test, test)
if expected_result is not None:
check_result(self, expected_result, result)
# Assert final state is expected.
expected_c = test["outcome"].get("collection")
if expected_c is not None:
expected_name = expected_c.get("name")
if expected_name is not None:
db_coll = self.db[expected_name]
else:
db_coll = self.db.test
db_coll = db_coll.with_options(read_concern=ReadConcern(level="local"))
self.assertEqual(list(db_coll.find()), expected_c["data"])
return run_scenario
test_creator = SpecTestCreator(create_test, TestAllScenarios, _TEST_PATH)
test_creator.create_tests()
class TestWriteOpsComparison(unittest.TestCase):
def test_InsertOneEquals(self):
self.assertEqual(InsertOne({"foo": 42}), InsertOne({"foo": 42}))
def test_InsertOneNotEquals(self):
self.assertNotEqual(InsertOne({"foo": 42}), InsertOne({"foo": 23}))
def test_DeleteOneEquals(self):
self.assertEqual(DeleteOne({"foo": 42}), DeleteOne({"foo": 42}))
def test_DeleteOneNotEquals(self):
self.assertNotEqual(DeleteOne({"foo": 42}), DeleteOne({"foo": 23}))
def test_DeleteManyEquals(self):
self.assertEqual(DeleteMany({"foo": 42}), DeleteMany({"foo": 42}))
def test_DeleteManyNotEquals(self):
self.assertNotEqual(DeleteMany({"foo": 42}), DeleteMany({"foo": 23}))
def test_DeleteOneNotEqualsDeleteMany(self):
self.assertNotEqual(DeleteOne({"foo": 42}), DeleteMany({"foo": 42}))
def test_ReplaceOneEquals(self):
self.assertEqual(
ReplaceOne({"foo": 42}, {"bar": 42}, upsert=False),
ReplaceOne({"foo": 42}, {"bar": 42}, upsert=False),
)
def test_ReplaceOneNotEquals(self):
self.assertNotEqual(
ReplaceOne({"foo": 42}, {"bar": 42}, upsert=False),
ReplaceOne({"foo": 42}, {"bar": 42}, upsert=True),
)
def test_UpdateOneEquals(self):
self.assertEqual(
UpdateOne({"foo": 42}, {"$set": {"bar": 42}}),
UpdateOne({"foo": 42}, {"$set": {"bar": 42}}),
)
def test_UpdateOneNotEquals(self):
self.assertNotEqual(
UpdateOne({"foo": 42}, {"$set": {"bar": 42}}),
UpdateOne({"foo": 42}, {"$set": {"bar": 23}}),
)
def test_UpdateManyEquals(self):
self.assertEqual(
UpdateMany({"foo": 42}, {"$set": {"bar": 42}}),
UpdateMany({"foo": 42}, {"$set": {"bar": 42}}),
)
def test_UpdateManyNotEquals(self):
self.assertNotEqual(
UpdateMany({"foo": 42}, {"$set": {"bar": 42}}),
UpdateMany({"foo": 42}, {"$set": {"bar": 23}}),
)
def test_UpdateOneNotEqualsUpdateMany(self):
self.assertNotEqual(
UpdateOne({"foo": 42}, {"$set": {"bar": 42}}),
UpdateMany({"foo": 42}, {"$set": {"bar": 42}}),
)
if __name__ == "__main__":
unittest.main()