1320 lines
49 KiB
Python
1320 lines
49 KiB
Python
# Copyright 2009-2015 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 the cursor module."""
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import copy
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import gc
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import itertools
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import random
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import re
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import sys
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sys.path[0:0] = [""]
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from bson.code import Code
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from bson.py3compat import PY3
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from bson.son import SON
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from pymongo import (monitoring,
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MongoClient,
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ASCENDING,
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DESCENDING,
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ALL,
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OFF)
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from pymongo.cursor import CursorType
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from pymongo.errors import (InvalidOperation,
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OperationFailure,
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ExecutionTimeout)
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from test import (client_context,
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SkipTest,
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unittest,
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IntegrationTest)
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from test.utils import (rs_or_single_client,
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WhiteListEventListener, ignore_deprecations)
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if PY3:
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long = int
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class TestCursorNoConnect(unittest.TestCase):
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@classmethod
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def setUpClass(cls):
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cls.db = MongoClient(connect=False).test
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def test_deepcopy_cursor_littered_with_regexes(self):
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cursor = self.db.test.find({
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"x": re.compile("^hmmm.*"),
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"y": [re.compile("^hmm.*")],
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"z": {"a": [re.compile("^hm.*")]},
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re.compile("^key.*"): {"a": [re.compile("^hm.*")]}})
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cursor2 = copy.deepcopy(cursor)
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self.assertEqual(cursor._Cursor__spec, cursor2._Cursor__spec)
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def test_add_remove_option(self):
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cursor = self.db.test.find()
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self.assertEqual(0, cursor._Cursor__query_flags)
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cursor.add_option(2)
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cursor2 = self.db.test.find(cursor_type=CursorType.TAILABLE)
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self.assertEqual(2, cursor2._Cursor__query_flags)
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self.assertEqual(cursor._Cursor__query_flags,
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cursor2._Cursor__query_flags)
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cursor.add_option(32)
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cursor2 = self.db.test.find(cursor_type=CursorType.TAILABLE_AWAIT)
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self.assertEqual(34, cursor2._Cursor__query_flags)
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self.assertEqual(cursor._Cursor__query_flags,
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cursor2._Cursor__query_flags)
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cursor.add_option(128)
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cursor2 = self.db.test.find(
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cursor_type=CursorType.TAILABLE_AWAIT).add_option(128)
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self.assertEqual(162, cursor2._Cursor__query_flags)
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self.assertEqual(cursor._Cursor__query_flags,
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cursor2._Cursor__query_flags)
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self.assertEqual(162, cursor._Cursor__query_flags)
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cursor.add_option(128)
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self.assertEqual(162, cursor._Cursor__query_flags)
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cursor.remove_option(128)
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cursor2 = self.db.test.find(cursor_type=CursorType.TAILABLE_AWAIT)
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self.assertEqual(34, cursor2._Cursor__query_flags)
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self.assertEqual(cursor._Cursor__query_flags,
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cursor2._Cursor__query_flags)
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cursor.remove_option(32)
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cursor2 = self.db.test.find(cursor_type=CursorType.TAILABLE)
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self.assertEqual(2, cursor2._Cursor__query_flags)
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self.assertEqual(cursor._Cursor__query_flags,
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cursor2._Cursor__query_flags)
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self.assertEqual(2, cursor._Cursor__query_flags)
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cursor.remove_option(32)
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self.assertEqual(2, cursor._Cursor__query_flags)
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# Timeout
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cursor = self.db.test.find(no_cursor_timeout=True)
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self.assertEqual(16, cursor._Cursor__query_flags)
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cursor2 = self.db.test.find().add_option(16)
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self.assertEqual(cursor._Cursor__query_flags,
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cursor2._Cursor__query_flags)
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cursor.remove_option(16)
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self.assertEqual(0, cursor._Cursor__query_flags)
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# Tailable / Await data
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cursor = self.db.test.find(cursor_type=CursorType.TAILABLE_AWAIT)
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self.assertEqual(34, cursor._Cursor__query_flags)
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cursor2 = self.db.test.find().add_option(34)
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self.assertEqual(cursor._Cursor__query_flags,
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cursor2._Cursor__query_flags)
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cursor.remove_option(32)
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self.assertEqual(2, cursor._Cursor__query_flags)
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# Partial
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cursor = self.db.test.find(allow_partial_results=True)
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self.assertEqual(128, cursor._Cursor__query_flags)
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cursor2 = self.db.test.find().add_option(128)
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self.assertEqual(cursor._Cursor__query_flags,
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cursor2._Cursor__query_flags)
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cursor.remove_option(128)
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self.assertEqual(0, cursor._Cursor__query_flags)
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class TestCursor(IntegrationTest):
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def test_add_remove_option_exhaust(self):
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# Exhaust - which mongos doesn't support
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if client_context.is_mongos:
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with self.assertRaises(InvalidOperation):
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self.db.test.find(cursor_type=CursorType.EXHAUST)
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else:
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cursor = self.db.test.find(cursor_type=CursorType.EXHAUST)
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self.assertEqual(64, cursor._Cursor__query_flags)
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cursor2 = self.db.test.find().add_option(64)
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self.assertEqual(cursor._Cursor__query_flags,
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cursor2._Cursor__query_flags)
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self.assertTrue(cursor._Cursor__exhaust)
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cursor.remove_option(64)
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self.assertEqual(0, cursor._Cursor__query_flags)
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self.assertFalse(cursor._Cursor__exhaust)
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@client_context.require_version_min(2, 5, 3, -1)
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def test_max_time_ms(self):
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db = self.db
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db.pymongo_test.drop()
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coll = db.pymongo_test
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self.assertRaises(TypeError, coll.find().max_time_ms, 'foo')
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coll.insert_one({"amalia": 1})
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coll.insert_one({"amalia": 2})
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coll.find().max_time_ms(None)
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coll.find().max_time_ms(long(1))
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cursor = coll.find().max_time_ms(999)
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self.assertEqual(999, cursor._Cursor__max_time_ms)
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cursor = coll.find().max_time_ms(10).max_time_ms(1000)
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self.assertEqual(1000, cursor._Cursor__max_time_ms)
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cursor = coll.find().max_time_ms(999)
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c2 = cursor.clone()
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self.assertEqual(999, c2._Cursor__max_time_ms)
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self.assertTrue("$maxTimeMS" in cursor._Cursor__query_spec())
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self.assertTrue("$maxTimeMS" in c2._Cursor__query_spec())
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self.assertTrue(coll.find_one(max_time_ms=1000))
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client = self.client
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if "enableTestCommands=1" in client_context.cmd_line['argv']:
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# Cursor parses server timeout error in response to initial query.
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client.admin.command("configureFailPoint",
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"maxTimeAlwaysTimeOut",
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mode="alwaysOn")
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try:
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cursor = coll.find().max_time_ms(1)
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try:
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next(cursor)
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except ExecutionTimeout:
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pass
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else:
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self.fail("ExecutionTimeout not raised")
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self.assertRaises(ExecutionTimeout,
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coll.find_one, max_time_ms=1)
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finally:
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client.admin.command("configureFailPoint",
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"maxTimeAlwaysTimeOut",
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mode="off")
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@client_context.require_version_min(3, 1, 9, -1)
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def test_max_await_time_ms(self):
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db = self.db
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db.pymongo_test.drop()
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coll = db.create_collection("pymongo_test", capped=True, size=4096)
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self.assertRaises(TypeError, coll.find().max_await_time_ms, 'foo')
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coll.insert_one({"amalia": 1})
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coll.insert_one({"amalia": 2})
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coll.find().max_await_time_ms(None)
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coll.find().max_await_time_ms(long(1))
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# When cursor is not tailable_await
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cursor = coll.find()
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self.assertEqual(None, cursor._Cursor__max_await_time_ms)
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cursor = coll.find().max_await_time_ms(99)
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self.assertEqual(None, cursor._Cursor__max_await_time_ms)
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# If cursor is tailable_await and timeout is unset
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cursor = coll.find(cursor_type=CursorType.TAILABLE_AWAIT)
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self.assertEqual(None, cursor._Cursor__max_await_time_ms)
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# If cursor is tailable_await and timeout is set
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cursor = coll.find(
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cursor_type=CursorType.TAILABLE_AWAIT).max_await_time_ms(99)
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self.assertEqual(99, cursor._Cursor__max_await_time_ms)
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cursor = coll.find(
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cursor_type=CursorType.TAILABLE_AWAIT).max_await_time_ms(
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10).max_await_time_ms(90)
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self.assertEqual(90, cursor._Cursor__max_await_time_ms)
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listener = WhiteListEventListener('find', 'getMore')
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saved_listeners = monitoring._LISTENERS
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monitoring._LISTENERS = monitoring._Listeners([], [], [], [])
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coll = rs_or_single_client(
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event_listeners=[listener])[self.db.name].pymongo_test
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results = listener.results
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try:
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# Tailable_await defaults.
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list(coll.find(cursor_type=CursorType.TAILABLE_AWAIT))
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# find
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self.assertFalse('maxTimeMS' in results['started'][0].command)
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# getMore
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self.assertFalse('maxTimeMS' in results['started'][1].command)
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results.clear()
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# Tailable_await with max_await_time_ms set.
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list(coll.find(
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cursor_type=CursorType.TAILABLE_AWAIT).max_await_time_ms(99))
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# find
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self.assertEqual('find', results['started'][0].command_name)
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self.assertFalse('maxTimeMS' in results['started'][0].command)
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# getMore
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self.assertEqual('getMore', results['started'][1].command_name)
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self.assertTrue('maxTimeMS' in results['started'][1].command)
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self.assertEqual(99, results['started'][1].command['maxTimeMS'])
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results.clear()
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# Tailable_await with max_time_ms
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list(coll.find(
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cursor_type=CursorType.TAILABLE_AWAIT).max_time_ms(99))
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# find
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self.assertEqual('find', results['started'][0].command_name)
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self.assertTrue('maxTimeMS' in results['started'][0].command)
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self.assertEqual(99, results['started'][0].command['maxTimeMS'])
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# getMore
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self.assertEqual('getMore', results['started'][1].command_name)
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self.assertFalse('maxTimeMS' in results['started'][1].command)
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results.clear()
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# Tailable_await with both max_time_ms and max_await_time_ms
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list(coll.find(
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cursor_type=CursorType.TAILABLE_AWAIT).max_time_ms(
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99).max_await_time_ms(99))
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# find
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self.assertEqual('find', results['started'][0].command_name)
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self.assertTrue('maxTimeMS' in results['started'][0].command)
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self.assertEqual(99, results['started'][0].command['maxTimeMS'])
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# getMore
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self.assertEqual('getMore', results['started'][1].command_name)
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self.assertTrue('maxTimeMS' in results['started'][1].command)
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self.assertEqual(99, results['started'][1].command['maxTimeMS'])
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results.clear()
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# Non tailable_await with max_await_time_ms
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list(coll.find(batch_size=1).max_await_time_ms(99))
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# find
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self.assertEqual('find', results['started'][0].command_name)
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self.assertFalse('maxTimeMS' in results['started'][0].command)
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# getMore
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self.assertEqual('getMore', results['started'][1].command_name)
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self.assertFalse('maxTimeMS' in results['started'][1].command)
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results.clear()
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# Non tailable_await with max_time_ms
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list(coll.find(batch_size=1).max_time_ms(99))
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# find
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self.assertEqual('find', results['started'][0].command_name)
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self.assertTrue('maxTimeMS' in results['started'][0].command)
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self.assertEqual(99, results['started'][0].command['maxTimeMS'])
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# getMore
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self.assertEqual('getMore', results['started'][1].command_name)
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self.assertFalse('maxTimeMS' in results['started'][1].command)
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# Non tailable_await with both max_time_ms and max_await_time_ms
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list(coll.find(batch_size=1).max_time_ms(99).max_await_time_ms(88))
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# find
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self.assertEqual('find', results['started'][0].command_name)
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self.assertTrue('maxTimeMS' in results['started'][0].command)
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self.assertEqual(99, results['started'][0].command['maxTimeMS'])
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# getMore
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self.assertEqual('getMore', results['started'][1].command_name)
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self.assertFalse('maxTimeMS' in results['started'][1].command)
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finally:
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monitoring._LISTENERS = saved_listeners
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@client_context.require_version_min(2, 5, 3, -1)
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@client_context.require_test_commands
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@client_context.require_no_mongos
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def test_max_time_ms_getmore(self):
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# Test that Cursor handles server timeout error in response to getmore.
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coll = self.db.pymongo_test
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coll.insert_many([{} for _ in range(200)])
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cursor = coll.find().max_time_ms(100)
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# Send initial query before turning on failpoint.
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next(cursor)
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self.client.admin.command("configureFailPoint",
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"maxTimeAlwaysTimeOut",
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mode="alwaysOn")
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try:
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try:
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# Iterate up to first getmore.
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list(cursor)
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except ExecutionTimeout:
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pass
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else:
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self.fail("ExecutionTimeout not raised")
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finally:
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self.client.admin.command("configureFailPoint",
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"maxTimeAlwaysTimeOut",
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mode="off")
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def test_explain(self):
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a = self.db.test.find()
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a.explain()
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for _ in a:
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break
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b = a.explain()
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# "cursor" pre MongoDB 2.7.6, "executionStats" post
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self.assertTrue("cursor" in b or "executionStats" in b)
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def test_hint(self):
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db = self.db
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self.assertRaises(TypeError, db.test.find().hint, 5.5)
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db.test.drop()
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db.test.insert_many([{"num": i, "foo": i} for i in range(100)])
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self.assertRaises(OperationFailure,
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db.test.find({"num": 17, "foo": 17})
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.hint([("num", ASCENDING)]).explain)
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self.assertRaises(OperationFailure,
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db.test.find({"num": 17, "foo": 17})
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.hint([("foo", ASCENDING)]).explain)
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spec = [("num", DESCENDING)]
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index = db.test.create_index(spec)
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first = next(db.test.find())
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self.assertEqual(0, first.get('num'))
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first = next(db.test.find().hint(spec))
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self.assertEqual(99, first.get('num'))
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self.assertRaises(OperationFailure,
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db.test.find({"num": 17, "foo": 17})
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.hint([("foo", ASCENDING)]).explain)
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a = db.test.find({"num": 17})
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a.hint(spec)
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for _ in a:
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break
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self.assertRaises(InvalidOperation, a.hint, spec)
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def test_hint_by_name(self):
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db = self.db
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db.test.drop()
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db.test.insert_many([{"i": i} for i in range(100)])
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db.test.create_index([('i', DESCENDING)], name='fooindex')
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first = next(db.test.find())
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self.assertEqual(0, first.get('i'))
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first = next(db.test.find().hint('fooindex'))
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self.assertEqual(99, first.get('i'))
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def test_limit(self):
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db = self.db
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self.assertRaises(TypeError, db.test.find().limit, None)
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self.assertRaises(TypeError, db.test.find().limit, "hello")
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self.assertRaises(TypeError, db.test.find().limit, 5.5)
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self.assertTrue(db.test.find().limit(long(5)))
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db.test.drop()
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db.test.insert_many([{"x": i} for i in range(100)])
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count = 0
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for _ in db.test.find():
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count += 1
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self.assertEqual(count, 100)
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count = 0
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for _ in db.test.find().limit(20):
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count += 1
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self.assertEqual(count, 20)
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count = 0
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for _ in db.test.find().limit(99):
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count += 1
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self.assertEqual(count, 99)
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count = 0
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for _ in db.test.find().limit(1):
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count += 1
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self.assertEqual(count, 1)
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count = 0
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for _ in db.test.find().limit(0):
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count += 1
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self.assertEqual(count, 100)
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count = 0
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for _ in db.test.find().limit(0).limit(50).limit(10):
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count += 1
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self.assertEqual(count, 10)
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a = db.test.find()
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a.limit(10)
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for _ in a:
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break
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self.assertRaises(InvalidOperation, a.limit, 5)
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def test_max(self):
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db = self.db
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db.test.drop()
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db.test.create_index([("j", ASCENDING)])
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db.test.insert_many([{"j": j, "k": j} for j in range(10)])
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cursor = db.test.find().max([("j", 3)])
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self.assertEqual(len(list(cursor)), 3)
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# Tuple.
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cursor = db.test.find().max((("j", 3), ))
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self.assertEqual(len(list(cursor)), 3)
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# Compound index.
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db.test.create_index([("j", ASCENDING), ("k", ASCENDING)])
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cursor = db.test.find().max([("j", 3), ("k", 3)])
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self.assertEqual(len(list(cursor)), 3)
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# Wrong order.
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cursor = db.test.find().max([("k", 3), ("j", 3)])
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self.assertRaises(OperationFailure, list, cursor)
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# No such index.
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cursor = db.test.find().max([("k", 3)])
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self.assertRaises(OperationFailure, list, cursor)
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self.assertRaises(TypeError, db.test.find().max, 10)
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self.assertRaises(TypeError, db.test.find().max, {"j": 10})
|
|
|
|
def test_min(self):
|
|
db = self.db
|
|
db.test.drop()
|
|
db.test.create_index([("j", ASCENDING)])
|
|
|
|
db.test.insert_many([{"j": j, "k": j} for j in range(10)])
|
|
|
|
cursor = db.test.find().min([("j", 3)])
|
|
self.assertEqual(len(list(cursor)), 7)
|
|
|
|
# Tuple.
|
|
cursor = db.test.find().min((("j", 3), ))
|
|
self.assertEqual(len(list(cursor)), 7)
|
|
|
|
# Compound index.
|
|
db.test.create_index([("j", ASCENDING), ("k", ASCENDING)])
|
|
cursor = db.test.find().min([("j", 3), ("k", 3)])
|
|
self.assertEqual(len(list(cursor)), 7)
|
|
|
|
# Wrong order.
|
|
cursor = db.test.find().min([("k", 3), ("j", 3)])
|
|
self.assertRaises(OperationFailure, list, cursor)
|
|
|
|
# No such index.
|
|
cursor = db.test.find().min([("k", 3)])
|
|
self.assertRaises(OperationFailure, list, cursor)
|
|
|
|
self.assertRaises(TypeError, db.test.find().min, 10)
|
|
self.assertRaises(TypeError, db.test.find().min, {"j": 10})
|
|
|
|
def test_batch_size(self):
|
|
db = self.db
|
|
db.test.drop()
|
|
db.test.insert_many([{"x": x} for x in range(200)])
|
|
|
|
self.assertRaises(TypeError, db.test.find().batch_size, None)
|
|
self.assertRaises(TypeError, db.test.find().batch_size, "hello")
|
|
self.assertRaises(TypeError, db.test.find().batch_size, 5.5)
|
|
self.assertRaises(ValueError, db.test.find().batch_size, -1)
|
|
self.assertTrue(db.test.find().batch_size(long(5)))
|
|
a = db.test.find()
|
|
for _ in a:
|
|
break
|
|
self.assertRaises(InvalidOperation, a.batch_size, 5)
|
|
|
|
def cursor_count(cursor, expected_count):
|
|
count = 0
|
|
for _ in cursor:
|
|
count += 1
|
|
self.assertEqual(expected_count, count)
|
|
|
|
cursor_count(db.test.find().batch_size(0), 200)
|
|
cursor_count(db.test.find().batch_size(1), 200)
|
|
cursor_count(db.test.find().batch_size(2), 200)
|
|
cursor_count(db.test.find().batch_size(5), 200)
|
|
cursor_count(db.test.find().batch_size(100), 200)
|
|
cursor_count(db.test.find().batch_size(500), 200)
|
|
|
|
cursor_count(db.test.find().batch_size(0).limit(1), 1)
|
|
cursor_count(db.test.find().batch_size(1).limit(1), 1)
|
|
cursor_count(db.test.find().batch_size(2).limit(1), 1)
|
|
cursor_count(db.test.find().batch_size(5).limit(1), 1)
|
|
cursor_count(db.test.find().batch_size(100).limit(1), 1)
|
|
cursor_count(db.test.find().batch_size(500).limit(1), 1)
|
|
|
|
cursor_count(db.test.find().batch_size(0).limit(10), 10)
|
|
cursor_count(db.test.find().batch_size(1).limit(10), 10)
|
|
cursor_count(db.test.find().batch_size(2).limit(10), 10)
|
|
cursor_count(db.test.find().batch_size(5).limit(10), 10)
|
|
cursor_count(db.test.find().batch_size(100).limit(10), 10)
|
|
cursor_count(db.test.find().batch_size(500).limit(10), 10)
|
|
|
|
cur = db.test.find().batch_size(1)
|
|
next(cur)
|
|
if client_context.version.at_least(3, 1, 9):
|
|
# find command batchSize should be 1
|
|
self.assertEqual(0, len(cur._Cursor__data))
|
|
else:
|
|
# OP_QUERY ntoreturn should be 2
|
|
self.assertEqual(1, len(cur._Cursor__data))
|
|
next(cur)
|
|
self.assertEqual(0, len(cur._Cursor__data))
|
|
next(cur)
|
|
self.assertEqual(0, len(cur._Cursor__data))
|
|
next(cur)
|
|
self.assertEqual(0, len(cur._Cursor__data))
|
|
|
|
def test_limit_and_batch_size(self):
|
|
db = self.db
|
|
db.test.drop()
|
|
db.test.insert_many([{"x": x} for x in range(500)])
|
|
|
|
curs = db.test.find().limit(0).batch_size(10)
|
|
next(curs)
|
|
self.assertEqual(10, curs._Cursor__retrieved)
|
|
|
|
curs = db.test.find(limit=0, batch_size=10)
|
|
next(curs)
|
|
self.assertEqual(10, curs._Cursor__retrieved)
|
|
|
|
curs = db.test.find().limit(-2).batch_size(0)
|
|
next(curs)
|
|
self.assertEqual(2, curs._Cursor__retrieved)
|
|
|
|
curs = db.test.find(limit=-2, batch_size=0)
|
|
next(curs)
|
|
self.assertEqual(2, curs._Cursor__retrieved)
|
|
|
|
curs = db.test.find().limit(-4).batch_size(5)
|
|
next(curs)
|
|
self.assertEqual(4, curs._Cursor__retrieved)
|
|
|
|
curs = db.test.find(limit=-4, batch_size=5)
|
|
next(curs)
|
|
self.assertEqual(4, curs._Cursor__retrieved)
|
|
|
|
curs = db.test.find().limit(50).batch_size(500)
|
|
next(curs)
|
|
self.assertEqual(50, curs._Cursor__retrieved)
|
|
|
|
curs = db.test.find(limit=50, batch_size=500)
|
|
next(curs)
|
|
self.assertEqual(50, curs._Cursor__retrieved)
|
|
|
|
curs = db.test.find().batch_size(500)
|
|
next(curs)
|
|
self.assertEqual(500, curs._Cursor__retrieved)
|
|
|
|
curs = db.test.find(batch_size=500)
|
|
next(curs)
|
|
self.assertEqual(500, curs._Cursor__retrieved)
|
|
|
|
curs = db.test.find().limit(50)
|
|
next(curs)
|
|
self.assertEqual(50, curs._Cursor__retrieved)
|
|
|
|
curs = db.test.find(limit=50)
|
|
next(curs)
|
|
self.assertEqual(50, curs._Cursor__retrieved)
|
|
|
|
# these two might be shaky, as the default
|
|
# is set by the server. as of 2.0.0-rc0, 101
|
|
# or 1MB (whichever is smaller) is default
|
|
# for queries without ntoreturn
|
|
curs = db.test.find()
|
|
next(curs)
|
|
self.assertEqual(101, curs._Cursor__retrieved)
|
|
|
|
curs = db.test.find().limit(0).batch_size(0)
|
|
next(curs)
|
|
self.assertEqual(101, curs._Cursor__retrieved)
|
|
|
|
curs = db.test.find(limit=0, batch_size=0)
|
|
next(curs)
|
|
self.assertEqual(101, curs._Cursor__retrieved)
|
|
|
|
def test_skip(self):
|
|
db = self.db
|
|
|
|
self.assertRaises(TypeError, db.test.find().skip, None)
|
|
self.assertRaises(TypeError, db.test.find().skip, "hello")
|
|
self.assertRaises(TypeError, db.test.find().skip, 5.5)
|
|
self.assertRaises(ValueError, db.test.find().skip, -5)
|
|
self.assertTrue(db.test.find().skip(long(5)))
|
|
|
|
db.drop_collection("test")
|
|
|
|
db.test.insert_many([{"x": i} for i in range(100)])
|
|
|
|
for i in db.test.find():
|
|
self.assertEqual(i["x"], 0)
|
|
break
|
|
|
|
for i in db.test.find().skip(20):
|
|
self.assertEqual(i["x"], 20)
|
|
break
|
|
|
|
for i in db.test.find().skip(99):
|
|
self.assertEqual(i["x"], 99)
|
|
break
|
|
|
|
for i in db.test.find().skip(1):
|
|
self.assertEqual(i["x"], 1)
|
|
break
|
|
|
|
for i in db.test.find().skip(0):
|
|
self.assertEqual(i["x"], 0)
|
|
break
|
|
|
|
for i in db.test.find().skip(0).skip(50).skip(10):
|
|
self.assertEqual(i["x"], 10)
|
|
break
|
|
|
|
for i in db.test.find().skip(1000):
|
|
self.fail()
|
|
|
|
a = db.test.find()
|
|
a.skip(10)
|
|
for _ in a:
|
|
break
|
|
self.assertRaises(InvalidOperation, a.skip, 5)
|
|
|
|
def test_sort(self):
|
|
db = self.db
|
|
|
|
self.assertRaises(TypeError, db.test.find().sort, 5)
|
|
self.assertRaises(ValueError, db.test.find().sort, [])
|
|
self.assertRaises(TypeError, db.test.find().sort, [], ASCENDING)
|
|
self.assertRaises(TypeError, db.test.find().sort,
|
|
[("hello", DESCENDING)], DESCENDING)
|
|
|
|
db.test.drop()
|
|
|
|
unsort = list(range(10))
|
|
random.shuffle(unsort)
|
|
|
|
db.test.insert_many([{"x": i} for i in unsort])
|
|
|
|
asc = [i["x"] for i in db.test.find().sort("x", ASCENDING)]
|
|
self.assertEqual(asc, list(range(10)))
|
|
asc = [i["x"] for i in db.test.find().sort("x")]
|
|
self.assertEqual(asc, list(range(10)))
|
|
asc = [i["x"] for i in db.test.find().sort([("x", ASCENDING)])]
|
|
self.assertEqual(asc, list(range(10)))
|
|
|
|
expect = list(reversed(range(10)))
|
|
desc = [i["x"] for i in db.test.find().sort("x", DESCENDING)]
|
|
self.assertEqual(desc, expect)
|
|
desc = [i["x"] for i in db.test.find().sort([("x", DESCENDING)])]
|
|
self.assertEqual(desc, expect)
|
|
desc = [i["x"] for i in
|
|
db.test.find().sort("x", ASCENDING).sort("x", DESCENDING)]
|
|
self.assertEqual(desc, expect)
|
|
|
|
expected = [(1, 5), (2, 5), (0, 3), (7, 3), (9, 2), (2, 1), (3, 1)]
|
|
shuffled = list(expected)
|
|
random.shuffle(shuffled)
|
|
|
|
db.test.drop()
|
|
for (a, b) in shuffled:
|
|
db.test.insert_one({"a": a, "b": b})
|
|
|
|
result = [(i["a"], i["b"]) for i in
|
|
db.test.find().sort([("b", DESCENDING),
|
|
("a", ASCENDING)])]
|
|
self.assertEqual(result, expected)
|
|
|
|
a = db.test.find()
|
|
a.sort("x", ASCENDING)
|
|
for _ in a:
|
|
break
|
|
self.assertRaises(InvalidOperation, a.sort, "x", ASCENDING)
|
|
|
|
def test_count(self):
|
|
db = self.db
|
|
db.test.drop()
|
|
|
|
self.assertEqual(0, db.test.find().count())
|
|
|
|
db.test.insert_many([{"x": i} for i in range(10)])
|
|
|
|
self.assertEqual(10, db.test.find().count())
|
|
self.assertTrue(isinstance(db.test.find().count(), int))
|
|
self.assertEqual(10, db.test.find().limit(5).count())
|
|
self.assertEqual(10, db.test.find().skip(5).count())
|
|
|
|
self.assertEqual(1, db.test.find({"x": 1}).count())
|
|
self.assertEqual(5, db.test.find({"x": {"$lt": 5}}).count())
|
|
|
|
a = db.test.find()
|
|
b = a.count()
|
|
for _ in a:
|
|
break
|
|
self.assertEqual(b, a.count())
|
|
|
|
self.assertEqual(0, db.test.acollectionthatdoesntexist.find().count())
|
|
|
|
def test_count_with_hint(self):
|
|
collection = self.db.test
|
|
collection.drop()
|
|
|
|
collection.insert_many([{'i': 1}, {'i': 2}])
|
|
self.assertEqual(2, collection.find().count())
|
|
|
|
collection.create_index([('i', 1)])
|
|
|
|
self.assertEqual(1, collection.find({'i': 1}).hint("_id_").count())
|
|
self.assertEqual(2, collection.find().hint("_id_").count())
|
|
|
|
if client_context.version.at_least(2, 6, 0):
|
|
# Count supports hint
|
|
self.assertRaises(OperationFailure,
|
|
collection.find({'i': 1}).hint("BAD HINT").count)
|
|
else:
|
|
# Hint is ignored
|
|
self.assertEqual(
|
|
1, collection.find({'i': 1}).hint("BAD HINT").count())
|
|
|
|
# Create a sparse index which should have no entries.
|
|
collection.create_index([('x', 1)], sparse=True)
|
|
|
|
if client_context.version.at_least(2, 6, 0):
|
|
# Count supports hint
|
|
self.assertEqual(0, collection.find({'i': 1}).hint("x_1").count())
|
|
self.assertEqual(
|
|
0, collection.find({'i': 1}).hint([("x", 1)]).count())
|
|
else:
|
|
# Hint is ignored
|
|
self.assertEqual(1, collection.find({'i': 1}).hint("x_1").count())
|
|
self.assertEqual(
|
|
1, collection.find({'i': 1}).hint([("x", 1)]).count())
|
|
|
|
if client_context.version.at_least(3, 3, 2):
|
|
self.assertEqual(0, collection.find().hint("x_1").count())
|
|
self.assertEqual(0, collection.find().hint([("x", 1)]).count())
|
|
else:
|
|
self.assertEqual(2, collection.find().hint("x_1").count())
|
|
self.assertEqual(2, collection.find().hint([("x", 1)]).count())
|
|
|
|
def test_where(self):
|
|
db = self.db
|
|
db.test.drop()
|
|
|
|
a = db.test.find()
|
|
self.assertRaises(TypeError, a.where, 5)
|
|
self.assertRaises(TypeError, a.where, None)
|
|
self.assertRaises(TypeError, a.where, {})
|
|
|
|
db.test.insert_many([{"x": i} for i in range(10)])
|
|
|
|
self.assertEqual(3, len(list(db.test.find().where('this.x < 3'))))
|
|
self.assertEqual(3,
|
|
len(list(db.test.find().where(Code('this.x < 3')))))
|
|
self.assertEqual(3, len(list(db.test.find().where(Code('this.x < i',
|
|
{"i": 3})))))
|
|
self.assertEqual(10, len(list(db.test.find())))
|
|
|
|
self.assertEqual(3, db.test.find().where('this.x < 3').count())
|
|
self.assertEqual(10, db.test.find().count())
|
|
self.assertEqual(3, db.test.find().where(u'this.x < 3').count())
|
|
self.assertEqual([0, 1, 2],
|
|
[a["x"] for a in
|
|
db.test.find().where('this.x < 3')])
|
|
self.assertEqual([],
|
|
[a["x"] for a in
|
|
db.test.find({"x": 5}).where('this.x < 3')])
|
|
self.assertEqual([5],
|
|
[a["x"] for a in
|
|
db.test.find({"x": 5}).where('this.x > 3')])
|
|
|
|
cursor = db.test.find().where('this.x < 3').where('this.x > 7')
|
|
self.assertEqual([8, 9], [a["x"] for a in cursor])
|
|
|
|
a = db.test.find()
|
|
b = a.where('this.x > 3')
|
|
for _ in a:
|
|
break
|
|
self.assertRaises(InvalidOperation, a.where, 'this.x < 3')
|
|
|
|
def test_rewind(self):
|
|
self.db.test.insert_many([{"x": i} for i in range(1, 4)])
|
|
|
|
cursor = self.db.test.find().limit(2)
|
|
|
|
count = 0
|
|
for _ in cursor:
|
|
count += 1
|
|
self.assertEqual(2, count)
|
|
|
|
count = 0
|
|
for _ in cursor:
|
|
count += 1
|
|
self.assertEqual(0, count)
|
|
|
|
cursor.rewind()
|
|
count = 0
|
|
for _ in cursor:
|
|
count += 1
|
|
self.assertEqual(2, count)
|
|
|
|
cursor.rewind()
|
|
count = 0
|
|
for _ in cursor:
|
|
break
|
|
cursor.rewind()
|
|
for _ in cursor:
|
|
count += 1
|
|
self.assertEqual(2, count)
|
|
|
|
self.assertEqual(cursor, cursor.rewind())
|
|
|
|
def test_clone(self):
|
|
self.db.test.insert_many([{"x": i} for i in range(1, 4)])
|
|
|
|
cursor = self.db.test.find().limit(2)
|
|
|
|
count = 0
|
|
for _ in cursor:
|
|
count += 1
|
|
self.assertEqual(2, count)
|
|
|
|
count = 0
|
|
for _ in cursor:
|
|
count += 1
|
|
self.assertEqual(0, count)
|
|
|
|
cursor = cursor.clone()
|
|
cursor2 = cursor.clone()
|
|
count = 0
|
|
for _ in cursor:
|
|
count += 1
|
|
self.assertEqual(2, count)
|
|
for _ in cursor2:
|
|
count += 1
|
|
self.assertEqual(4, count)
|
|
|
|
cursor.rewind()
|
|
count = 0
|
|
for _ in cursor:
|
|
break
|
|
cursor = cursor.clone()
|
|
for _ in cursor:
|
|
count += 1
|
|
self.assertEqual(2, count)
|
|
|
|
self.assertNotEqual(cursor, cursor.clone())
|
|
|
|
# Just test attributes
|
|
cursor = self.db.test.find({"x": re.compile("^hello.*")},
|
|
skip=1,
|
|
no_cursor_timeout=True,
|
|
cursor_type=CursorType.TAILABLE_AWAIT,
|
|
allow_partial_results=True,
|
|
manipulate=False,
|
|
projection={'_id': False}).limit(2)
|
|
cursor.min([('a', 1)]).max([('b', 3)])
|
|
cursor.add_option(128)
|
|
cursor.comment('hi!')
|
|
|
|
cursor2 = cursor.clone()
|
|
self.assertEqual(cursor._Cursor__skip, cursor2._Cursor__skip)
|
|
self.assertEqual(cursor._Cursor__limit, cursor2._Cursor__limit)
|
|
self.assertEqual(type(cursor._Cursor__codec_options),
|
|
type(cursor2._Cursor__codec_options))
|
|
self.assertEqual(cursor._Cursor__manipulate,
|
|
cursor2._Cursor__manipulate)
|
|
self.assertEqual(cursor._Cursor__query_flags,
|
|
cursor2._Cursor__query_flags)
|
|
self.assertEqual(cursor._Cursor__comment,
|
|
cursor2._Cursor__comment)
|
|
self.assertEqual(cursor._Cursor__min,
|
|
cursor2._Cursor__min)
|
|
self.assertEqual(cursor._Cursor__max,
|
|
cursor2._Cursor__max)
|
|
|
|
# Shallow copies can so can mutate
|
|
cursor2 = copy.copy(cursor)
|
|
cursor2._Cursor__projection['cursor2'] = False
|
|
self.assertTrue('cursor2' in cursor._Cursor__projection)
|
|
|
|
# Deepcopies and shouldn't mutate
|
|
cursor3 = copy.deepcopy(cursor)
|
|
cursor3._Cursor__projection['cursor3'] = False
|
|
self.assertFalse('cursor3' in cursor._Cursor__projection)
|
|
|
|
cursor4 = cursor.clone()
|
|
cursor4._Cursor__projection['cursor4'] = False
|
|
self.assertFalse('cursor4' in cursor._Cursor__projection)
|
|
|
|
# Test memo when deepcopying queries
|
|
query = {"hello": "world"}
|
|
query["reflexive"] = query
|
|
cursor = self.db.test.find(query)
|
|
|
|
cursor2 = copy.deepcopy(cursor)
|
|
|
|
self.assertNotEqual(id(cursor._Cursor__spec),
|
|
id(cursor2._Cursor__spec))
|
|
self.assertEqual(id(cursor2._Cursor__spec['reflexive']),
|
|
id(cursor2._Cursor__spec))
|
|
self.assertEqual(len(cursor2._Cursor__spec), 2)
|
|
|
|
# Ensure hints are cloned as the correct type
|
|
cursor = self.db.test.find().hint([('z', 1), ("a", 1)])
|
|
cursor2 = copy.deepcopy(cursor)
|
|
self.assertTrue(isinstance(cursor2._Cursor__hint, SON))
|
|
self.assertEqual(cursor._Cursor__hint, cursor2._Cursor__hint)
|
|
|
|
def test_count_with_fields(self):
|
|
self.db.test.drop()
|
|
self.db.test.insert_one({"x": 1})
|
|
self.assertEqual(1, self.db.test.find({}, ["a"]).count())
|
|
|
|
def test_bad_getitem(self):
|
|
self.assertRaises(TypeError, lambda x: self.db.test.find()[x], "hello")
|
|
self.assertRaises(TypeError, lambda x: self.db.test.find()[x], 5.5)
|
|
self.assertRaises(TypeError, lambda x: self.db.test.find()[x], None)
|
|
|
|
def test_getitem_slice_index(self):
|
|
self.db.drop_collection("test")
|
|
self.db.test.insert_many([{"i": i} for i in range(100)])
|
|
|
|
count = itertools.count
|
|
|
|
self.assertRaises(IndexError, lambda: self.db.test.find()[-1:])
|
|
self.assertRaises(IndexError, lambda: self.db.test.find()[1:2:2])
|
|
|
|
for a, b in zip(count(0), self.db.test.find()):
|
|
self.assertEqual(a, b['i'])
|
|
|
|
self.assertEqual(100, len(list(self.db.test.find()[0:])))
|
|
for a, b in zip(count(0), self.db.test.find()[0:]):
|
|
self.assertEqual(a, b['i'])
|
|
|
|
self.assertEqual(80, len(list(self.db.test.find()[20:])))
|
|
for a, b in zip(count(20), self.db.test.find()[20:]):
|
|
self.assertEqual(a, b['i'])
|
|
|
|
for a, b in zip(count(99), self.db.test.find()[99:]):
|
|
self.assertEqual(a, b['i'])
|
|
|
|
for i in self.db.test.find()[1000:]:
|
|
self.fail()
|
|
|
|
self.assertEqual(5, len(list(self.db.test.find()[20:25])))
|
|
self.assertEqual(5, len(list(
|
|
self.db.test.find()[long(20):long(25)])))
|
|
for a, b in zip(count(20), self.db.test.find()[20:25]):
|
|
self.assertEqual(a, b['i'])
|
|
|
|
self.assertEqual(80, len(list(self.db.test.find()[40:45][20:])))
|
|
for a, b in zip(count(20), self.db.test.find()[40:45][20:]):
|
|
self.assertEqual(a, b['i'])
|
|
|
|
self.assertEqual(80,
|
|
len(list(self.db.test.find()[40:45].limit(0).skip(20))
|
|
)
|
|
)
|
|
for a, b in zip(count(20),
|
|
self.db.test.find()[40:45].limit(0).skip(20)):
|
|
self.assertEqual(a, b['i'])
|
|
|
|
self.assertEqual(80,
|
|
len(list(self.db.test.find().limit(10).skip(40)[20:]))
|
|
)
|
|
for a, b in zip(count(20),
|
|
self.db.test.find().limit(10).skip(40)[20:]):
|
|
self.assertEqual(a, b['i'])
|
|
|
|
self.assertEqual(1, len(list(self.db.test.find()[:1])))
|
|
self.assertEqual(5, len(list(self.db.test.find()[:5])))
|
|
|
|
self.assertEqual(1, len(list(self.db.test.find()[99:100])))
|
|
self.assertEqual(1, len(list(self.db.test.find()[99:1000])))
|
|
self.assertEqual(0, len(list(self.db.test.find()[10:10])))
|
|
self.assertEqual(0, len(list(self.db.test.find()[:0])))
|
|
self.assertEqual(80,
|
|
len(list(self.db.test.find()[10:10].limit(0).skip(20))
|
|
)
|
|
)
|
|
|
|
self.assertRaises(IndexError, lambda: self.db.test.find()[10:8])
|
|
|
|
def test_getitem_numeric_index(self):
|
|
self.db.drop_collection("test")
|
|
self.db.test.insert_many([{"i": i} for i in range(100)])
|
|
|
|
self.assertEqual(0, self.db.test.find()[0]['i'])
|
|
self.assertEqual(50, self.db.test.find()[50]['i'])
|
|
self.assertEqual(50, self.db.test.find().skip(50)[0]['i'])
|
|
self.assertEqual(50, self.db.test.find().skip(49)[1]['i'])
|
|
self.assertEqual(50, self.db.test.find()[long(50)]['i'])
|
|
self.assertEqual(99, self.db.test.find()[99]['i'])
|
|
|
|
self.assertRaises(IndexError, lambda x: self.db.test.find()[x], -1)
|
|
self.assertRaises(IndexError, lambda x: self.db.test.find()[x], 100)
|
|
self.assertRaises(IndexError,
|
|
lambda x: self.db.test.find().skip(50)[x], 50)
|
|
|
|
def test_count_with_limit_and_skip(self):
|
|
self.assertRaises(TypeError, self.db.test.find().count, "foo")
|
|
|
|
def check_len(cursor, length):
|
|
self.assertEqual(len(list(cursor)), cursor.count(True))
|
|
self.assertEqual(length, cursor.count(True))
|
|
|
|
self.db.drop_collection("test")
|
|
self.db.test.insert_many([{"i": i} for i in range(100)])
|
|
|
|
check_len(self.db.test.find(), 100)
|
|
|
|
check_len(self.db.test.find().limit(10), 10)
|
|
check_len(self.db.test.find().limit(110), 100)
|
|
|
|
check_len(self.db.test.find().skip(10), 90)
|
|
check_len(self.db.test.find().skip(110), 0)
|
|
|
|
check_len(self.db.test.find().limit(10).skip(10), 10)
|
|
check_len(self.db.test.find()[10:20], 10)
|
|
check_len(self.db.test.find().limit(10).skip(95), 5)
|
|
check_len(self.db.test.find()[95:105], 5)
|
|
|
|
def test_len(self):
|
|
self.assertRaises(TypeError, len, self.db.test.find())
|
|
|
|
def test_properties(self):
|
|
self.assertEqual(self.db.test, self.db.test.find().collection)
|
|
|
|
def set_coll():
|
|
self.db.test.find().collection = "hello"
|
|
|
|
self.assertRaises(AttributeError, set_coll)
|
|
|
|
def test_get_more(self):
|
|
db = self.db
|
|
db.drop_collection("test")
|
|
db.test.insert_many([{'i': i} for i in range(10)])
|
|
self.assertEqual(10, len(list(db.test.find().batch_size(5))))
|
|
|
|
def test_tailable(self):
|
|
db = self.db
|
|
db.drop_collection("test")
|
|
db.create_collection("test", capped=True, size=1000, max=3)
|
|
self.addCleanup(db.drop_collection, "test")
|
|
cursor = db.test.find(cursor_type=CursorType.TAILABLE)
|
|
|
|
db.test.insert_one({"x": 1})
|
|
count = 0
|
|
for doc in cursor:
|
|
count += 1
|
|
self.assertEqual(1, doc["x"])
|
|
self.assertEqual(1, count)
|
|
|
|
db.test.insert_one({"x": 2})
|
|
count = 0
|
|
for doc in cursor:
|
|
count += 1
|
|
self.assertEqual(2, doc["x"])
|
|
self.assertEqual(1, count)
|
|
|
|
db.test.insert_one({"x": 3})
|
|
count = 0
|
|
for doc in cursor:
|
|
count += 1
|
|
self.assertEqual(3, doc["x"])
|
|
self.assertEqual(1, count)
|
|
|
|
# Capped rollover - the collection can never
|
|
# have more than 3 documents. Just make sure
|
|
# this doesn't raise...
|
|
db.test.insert_many([{"x": i} for i in range(4, 7)])
|
|
self.assertEqual(0, len(list(cursor)))
|
|
|
|
# and that the cursor doesn't think it's still alive.
|
|
self.assertFalse(cursor.alive)
|
|
|
|
self.assertEqual(3, db.test.count())
|
|
|
|
def test_distinct(self):
|
|
self.db.drop_collection("test")
|
|
|
|
self.db.test.insert_many(
|
|
[{"a": 1}, {"a": 2}, {"a": 2}, {"a": 2}, {"a": 3}])
|
|
|
|
distinct = self.db.test.find({"a": {"$lt": 3}}).distinct("a")
|
|
distinct.sort()
|
|
|
|
self.assertEqual([1, 2], distinct)
|
|
|
|
self.db.drop_collection("test")
|
|
|
|
self.db.test.insert_one({"a": {"b": "a"}, "c": 12})
|
|
self.db.test.insert_one({"a": {"b": "b"}, "c": 8})
|
|
self.db.test.insert_one({"a": {"b": "c"}, "c": 12})
|
|
self.db.test.insert_one({"a": {"b": "c"}, "c": 8})
|
|
|
|
distinct = self.db.test.find({"c": 8}).distinct("a.b")
|
|
distinct.sort()
|
|
|
|
self.assertEqual(["b", "c"], distinct)
|
|
|
|
def test_max_scan(self):
|
|
self.db.drop_collection("test")
|
|
self.db.test.insert_many([{} for _ in range(100)])
|
|
|
|
self.assertEqual(100, len(list(self.db.test.find())))
|
|
self.assertEqual(50, len(list(self.db.test.find().max_scan(50))))
|
|
self.assertEqual(50, len(list(self.db.test.find()
|
|
.max_scan(90).max_scan(50))))
|
|
|
|
def test_with_statement(self):
|
|
self.db.drop_collection("test")
|
|
self.db.test.insert_many([{} for _ in range(100)])
|
|
|
|
c1 = self.db.test.find()
|
|
with self.db.test.find() as c2:
|
|
self.assertTrue(c2.alive)
|
|
self.assertFalse(c2.alive)
|
|
|
|
with self.db.test.find() as c2:
|
|
self.assertEqual(100, len(list(c2)))
|
|
self.assertFalse(c2.alive)
|
|
self.assertTrue(c1.alive)
|
|
|
|
@client_context.require_no_mongos
|
|
def test_comment(self):
|
|
if client_context.auth_enabled:
|
|
raise SkipTest("SERVER-4754 - This test uses profiling.")
|
|
|
|
# MongoDB 3.1.5 changed the ns for commands.
|
|
regex = {'$regex': 'pymongo_test.(\$cmd|test)'}
|
|
|
|
if client_context.version.at_least(3, 5, 8, -1):
|
|
query_key = "command.comment"
|
|
elif client_context.version.at_least(3, 1, 8, -1):
|
|
query_key = "query.comment"
|
|
else:
|
|
query_key = "query.$comment"
|
|
|
|
self.client.drop_database(self.db)
|
|
self.db.set_profiling_level(ALL)
|
|
try:
|
|
list(self.db.test.find().comment('foo'))
|
|
op = self.db.system.profile.find({'ns': 'pymongo_test.test',
|
|
'op': 'query',
|
|
query_key: 'foo'})
|
|
self.assertEqual(op.count(), 1)
|
|
|
|
self.db.test.find().comment('foo').count()
|
|
op = self.db.system.profile.find({'ns': regex,
|
|
'op': 'command',
|
|
'command.count': 'test',
|
|
'command.$comment': 'foo'})
|
|
self.assertEqual(op.count(), 1)
|
|
|
|
self.db.test.find().comment('foo').distinct('type')
|
|
op = self.db.system.profile.find({'ns': regex,
|
|
'op': 'command',
|
|
'command.distinct': 'test',
|
|
'command.$comment': 'foo'})
|
|
self.assertEqual(op.count(), 1)
|
|
finally:
|
|
self.db.set_profiling_level(OFF)
|
|
self.db.system.profile.drop()
|
|
|
|
self.db.test.insert_many([{}, {}])
|
|
cursor = self.db.test.find()
|
|
next(cursor)
|
|
self.assertRaises(InvalidOperation, cursor.comment, 'hello')
|
|
|
|
def test_modifiers(self):
|
|
c = self.db.test
|
|
|
|
# "modifiers" is deprecated.
|
|
with ignore_deprecations():
|
|
cur = c.find()
|
|
self.assertTrue('$query' not in cur._Cursor__query_spec())
|
|
cur = c.find().comment("testing").max_time_ms(500)
|
|
self.assertTrue('$query' in cur._Cursor__query_spec())
|
|
self.assertEqual(cur._Cursor__query_spec()["$comment"], "testing")
|
|
self.assertEqual(cur._Cursor__query_spec()["$maxTimeMS"], 500)
|
|
cur = c.find(
|
|
modifiers={"$maxTimeMS": 500, "$comment": "testing"})
|
|
self.assertTrue('$query' in cur._Cursor__query_spec())
|
|
self.assertEqual(cur._Cursor__query_spec()["$comment"], "testing")
|
|
self.assertEqual(cur._Cursor__query_spec()["$maxTimeMS"], 500)
|
|
|
|
# Keyword arg overwrites modifier.
|
|
# If we remove the "modifiers" arg, delete this test after checking
|
|
# that TestCommandMonitoring.test_find_options covers all cases.
|
|
cur = c.find(comment="hi", modifiers={"$comment": "bye"})
|
|
self.assertEqual(cur._Cursor__query_spec()["$comment"], "hi")
|
|
|
|
cur = c.find(max_scan=1, modifiers={"$maxScan": 2})
|
|
self.assertEqual(cur._Cursor__query_spec()["$maxScan"], 1)
|
|
|
|
cur = c.find(max_time_ms=1, modifiers={"$maxTimeMS": 2})
|
|
self.assertEqual(cur._Cursor__query_spec()["$maxTimeMS"], 1)
|
|
|
|
cur = c.find(min=1, modifiers={"$min": 2})
|
|
self.assertEqual(cur._Cursor__query_spec()["$min"], 1)
|
|
|
|
cur = c.find(max=1, modifiers={"$max": 2})
|
|
self.assertEqual(cur._Cursor__query_spec()["$max"], 1)
|
|
|
|
cur = c.find(return_key=True, modifiers={"$returnKey": False})
|
|
self.assertEqual(cur._Cursor__query_spec()["$returnKey"], True)
|
|
|
|
cur = c.find(hint=[("a", 1)], modifiers={"$hint": {"b": "1"}})
|
|
self.assertEqual(cur._Cursor__query_spec()["$hint"], {"a": 1})
|
|
|
|
cur = c.find(snapshot=True, modifiers={"$snapshot": False})
|
|
self.assertEqual(cur._Cursor__query_spec()["$snapshot"], True)
|
|
|
|
# The arg is named show_record_id after the "find" command arg, the
|
|
# modifier is named $showDiskLoc for the OP_QUERY modifier. It's
|
|
# stored as $showDiskLoc then upgraded to showRecordId if we send a
|
|
# "find" command.
|
|
cur = c.find(show_record_id=True, modifiers={"$showDiskLoc": False})
|
|
self.assertEqual(cur._Cursor__query_spec()["$showDiskLoc"], True)
|
|
|
|
def test_alive(self):
|
|
self.db.test.delete_many({})
|
|
self.db.test.insert_many([{} for _ in range(3)])
|
|
self.addCleanup(self.db.test.delete_many, {})
|
|
cursor = self.db.test.find().batch_size(2)
|
|
n = 0
|
|
while True:
|
|
cursor.next()
|
|
n += 1
|
|
if 3 == n:
|
|
self.assertFalse(cursor.alive)
|
|
break
|
|
|
|
self.assertTrue(cursor.alive)
|
|
|
|
def test_close_kills_cursor_synchronously(self):
|
|
# Kill any cursors possibly queued up by previous tests.
|
|
gc.collect()
|
|
self.client._process_periodic_tasks()
|
|
|
|
listener = WhiteListEventListener("killCursors")
|
|
results = listener.results
|
|
client = rs_or_single_client(event_listeners=[listener])
|
|
self.addCleanup(client.close)
|
|
coll = client[self.db.name].test_close_kills_cursors
|
|
|
|
# Add some test data.
|
|
docs_inserted = 1000
|
|
coll.insert_many([{"i": i} for i in range(docs_inserted)])
|
|
|
|
results.clear()
|
|
|
|
# Close the cursor while it's still open on the server.
|
|
cursor = coll.find().batch_size(10)
|
|
self.assertTrue(bool(next(cursor)))
|
|
self.assertLess(cursor.retrieved, docs_inserted)
|
|
cursor.close()
|
|
|
|
# Test that the cursor was closed.
|
|
self.assertEqual(1, len(results["started"]))
|
|
self.assertEqual("killCursors", results["started"][0].command_name)
|
|
self.assertEqual(1, len(results["succeeded"]))
|
|
self.assertEqual("killCursors", results["succeeded"][0].command_name)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
unittest.main()
|