594 lines
21 KiB
Python
594 lines
21 KiB
Python
#
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# Copyright 2009-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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"""Tests for the gridfs package."""
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from __future__ import annotations
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import asyncio
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import datetime
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import sys
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import threading
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import time
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from io import BytesIO
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from test.helpers import ConcurrentRunner
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from unittest.mock import patch
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sys.path[0:0] = [""]
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from test import IntegrationTest, client_context, unittest
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from test.utils import joinall
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from test.utils_shared import one
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import gridfs
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from bson.binary import Binary
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from gridfs.errors import CorruptGridFile, FileExists, NoFile
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from gridfs.synchronous.grid_file import DEFAULT_CHUNK_SIZE, GridOutCursor
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from pymongo.errors import (
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ConfigurationError,
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NotPrimaryError,
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ServerSelectionTimeoutError,
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)
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from pymongo.read_preferences import ReadPreference
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from pymongo.synchronous.database import Database
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from pymongo.synchronous.mongo_client import MongoClient
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_IS_SYNC = True
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class JustWrite(ConcurrentRunner):
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def __init__(self, fs, n):
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super().__init__()
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self.fs = fs
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self.n = n
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self.daemon = True
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def run(self):
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for _ in range(self.n):
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file = self.fs.new_file(filename="test")
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file.write(b"hello")
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file.close()
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class JustRead(ConcurrentRunner):
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def __init__(self, fs, n, results):
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super().__init__()
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self.fs = fs
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self.n = n
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self.results = results
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self.daemon = True
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def run(self):
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for _ in range(self.n):
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file = self.fs.get("test")
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data = file.read()
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self.results.append(data)
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assert data == b"hello"
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class TestGridfsNoConnect(unittest.TestCase):
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db: Database
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def setUp(self):
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super().setUp()
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self.db = MongoClient(connect=False).pymongo_test
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def test_gridfs(self):
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self.assertRaises(TypeError, gridfs.GridFS, "foo")
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self.assertRaises(TypeError, gridfs.GridFS, self.db, 5)
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class TestGridfs(IntegrationTest):
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fs: gridfs.GridFS
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alt: gridfs.GridFS
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def setUp(self):
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super().setUp()
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self.fs = gridfs.GridFS(self.db)
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self.alt = gridfs.GridFS(self.db, "alt")
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self.cleanup_colls(
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self.db.fs.files, self.db.fs.chunks, self.db.alt.files, self.db.alt.chunks
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)
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def test_basic(self):
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oid = self.fs.put(b"hello world")
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self.assertEqual(b"hello world", (self.fs.get(oid)).read())
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self.assertEqual(1, self.db.fs.files.count_documents({}))
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self.assertEqual(1, self.db.fs.chunks.count_documents({}))
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self.fs.delete(oid)
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with self.assertRaises(NoFile):
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self.fs.get(oid)
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self.assertEqual(0, self.db.fs.files.count_documents({}))
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self.assertEqual(0, self.db.fs.chunks.count_documents({}))
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with self.assertRaises(NoFile):
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self.fs.get("foo")
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oid = self.fs.put(b"hello world", _id="foo")
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self.assertEqual("foo", oid)
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self.assertEqual(b"hello world", (self.fs.get("foo")).read())
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def test_multi_chunk_delete(self):
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self.db.fs.drop()
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self.assertEqual(0, self.db.fs.files.count_documents({}))
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self.assertEqual(0, self.db.fs.chunks.count_documents({}))
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gfs = gridfs.GridFS(self.db)
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oid = gfs.put(b"hello", chunkSize=1)
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self.assertEqual(1, self.db.fs.files.count_documents({}))
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self.assertEqual(5, self.db.fs.chunks.count_documents({}))
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gfs.delete(oid)
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self.assertEqual(0, self.db.fs.files.count_documents({}))
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self.assertEqual(0, self.db.fs.chunks.count_documents({}))
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def test_list(self):
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self.assertEqual([], self.fs.list())
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self.fs.put(b"hello world")
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self.assertEqual([], self.fs.list())
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# PYTHON-598: in server versions before 2.5.x, creating an index on
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# filename, uploadDate causes list() to include None.
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self.fs.get_last_version()
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self.assertEqual([], self.fs.list())
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self.fs.put(b"", filename="mike")
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self.fs.put(b"foo", filename="test")
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self.fs.put(b"", filename="hello world")
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self.assertEqual({"mike", "test", "hello world"}, set(self.fs.list()))
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def test_empty_file(self):
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oid = self.fs.put(b"")
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self.assertEqual(b"", (self.fs.get(oid)).read())
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self.assertEqual(1, self.db.fs.files.count_documents({}))
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self.assertEqual(0, self.db.fs.chunks.count_documents({}))
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raw = self.db.fs.files.find_one()
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assert raw is not None
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self.assertEqual(0, raw["length"])
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self.assertEqual(oid, raw["_id"])
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self.assertTrue(isinstance(raw["uploadDate"], datetime.datetime))
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self.assertEqual(255 * 1024, raw["chunkSize"])
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self.assertNotIn("md5", raw)
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def test_corrupt_chunk(self):
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files_id = self.fs.put(b"foobar")
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self.db.fs.chunks.update_one({"files_id": files_id}, {"$set": {"data": Binary(b"foo", 0)}})
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try:
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out = self.fs.get(files_id)
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with self.assertRaises(CorruptGridFile):
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out.read()
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out = self.fs.get(files_id)
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with self.assertRaises(CorruptGridFile):
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out.readline()
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finally:
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self.fs.delete(files_id)
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def test_put_ensures_index(self):
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chunks = self.db.fs.chunks
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files = self.db.fs.files
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# Ensure the collections are removed.
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chunks.drop()
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files.drop()
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self.fs.put(b"junk")
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self.assertTrue(
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any(
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info.get("key") == [("files_id", 1), ("n", 1)]
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for info in (chunks.index_information()).values()
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)
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)
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self.assertTrue(
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any(
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info.get("key") == [("filename", 1), ("uploadDate", 1)]
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for info in (files.index_information()).values()
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)
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)
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def test_alt_collection(self):
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oid = self.alt.put(b"hello world")
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self.assertEqual(b"hello world", (self.alt.get(oid)).read())
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self.assertEqual(1, self.db.alt.files.count_documents({}))
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self.assertEqual(1, self.db.alt.chunks.count_documents({}))
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self.alt.delete(oid)
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with self.assertRaises(NoFile):
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self.alt.get(oid)
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self.assertEqual(0, self.db.alt.files.count_documents({}))
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self.assertEqual(0, self.db.alt.chunks.count_documents({}))
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with self.assertRaises(NoFile):
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self.alt.get("foo")
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oid = self.alt.put(b"hello world", _id="foo")
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self.assertEqual("foo", oid)
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self.assertEqual(b"hello world", (self.alt.get("foo")).read())
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self.alt.put(b"", filename="mike")
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self.alt.put(b"foo", filename="test")
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self.alt.put(b"", filename="hello world")
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self.assertEqual({"mike", "test", "hello world"}, set(self.alt.list()))
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def test_threaded_reads(self):
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self.fs.put(b"hello", _id="test")
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tasks = []
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results: list = []
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for i in range(10):
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tasks.append(JustRead(self.fs, 10, results))
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tasks[i].start()
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joinall(tasks)
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self.assertEqual(100 * [b"hello"], results)
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def test_threaded_writes(self):
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tasks = []
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for i in range(10):
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tasks.append(JustWrite(self.fs, 10))
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tasks[i].start()
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joinall(tasks)
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f = self.fs.get_last_version("test")
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self.assertEqual(f.read(), b"hello")
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# Should have created 100 versions of 'test' file
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self.assertEqual(100, self.db.fs.files.count_documents({"filename": "test"}))
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def test_get_last_version(self):
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one = self.fs.put(b"foo", filename="test")
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time.sleep(0.01)
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two = self.fs.new_file(filename="test")
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two.write(b"bar")
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two.close()
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time.sleep(0.01)
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two = two._id
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three = self.fs.put(b"baz", filename="test")
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self.assertEqual(b"baz", (self.fs.get_last_version("test")).read())
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self.fs.delete(three)
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self.assertEqual(b"bar", (self.fs.get_last_version("test")).read())
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self.fs.delete(two)
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self.assertEqual(b"foo", (self.fs.get_last_version("test")).read())
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self.fs.delete(one)
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with self.assertRaises(NoFile):
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self.fs.get_last_version("test")
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def test_get_last_version_with_metadata(self):
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one = self.fs.put(b"foo", filename="test", author="author")
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time.sleep(0.01)
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two = self.fs.put(b"bar", filename="test", author="author")
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self.assertEqual(b"bar", (self.fs.get_last_version(author="author")).read())
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self.fs.delete(two)
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self.assertEqual(b"foo", (self.fs.get_last_version(author="author")).read())
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self.fs.delete(one)
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one = self.fs.put(b"foo", filename="test", author="author1")
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time.sleep(0.01)
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two = self.fs.put(b"bar", filename="test", author="author2")
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self.assertEqual(b"foo", (self.fs.get_last_version(author="author1")).read())
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self.assertEqual(b"bar", (self.fs.get_last_version(author="author2")).read())
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self.assertEqual(b"bar", (self.fs.get_last_version(filename="test")).read())
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with self.assertRaises(NoFile):
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self.fs.get_last_version(author="author3")
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with self.assertRaises(NoFile):
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self.fs.get_last_version(filename="nottest", author="author1")
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self.fs.delete(one)
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self.fs.delete(two)
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def test_get_version(self):
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self.fs.put(b"foo", filename="test")
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time.sleep(0.01)
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self.fs.put(b"bar", filename="test")
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time.sleep(0.01)
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self.fs.put(b"baz", filename="test")
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time.sleep(0.01)
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self.assertEqual(b"foo", (self.fs.get_version("test", 0)).read())
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self.assertEqual(b"bar", (self.fs.get_version("test", 1)).read())
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self.assertEqual(b"baz", (self.fs.get_version("test", 2)).read())
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self.assertEqual(b"baz", (self.fs.get_version("test", -1)).read())
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self.assertEqual(b"bar", (self.fs.get_version("test", -2)).read())
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self.assertEqual(b"foo", (self.fs.get_version("test", -3)).read())
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with self.assertRaises(NoFile):
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self.fs.get_version("test", 3)
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with self.assertRaises(NoFile):
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self.fs.get_version("test", -4)
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def test_get_version_with_metadata(self):
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one = self.fs.put(b"foo", filename="test", author="author1")
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time.sleep(0.01)
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two = self.fs.put(b"bar", filename="test", author="author1")
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time.sleep(0.01)
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three = self.fs.put(b"baz", filename="test", author="author2")
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self.assertEqual(
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b"foo",
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(self.fs.get_version(filename="test", author="author1", version=-2)).read(),
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)
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self.assertEqual(
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b"bar",
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(self.fs.get_version(filename="test", author="author1", version=-1)).read(),
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)
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self.assertEqual(
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b"foo",
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(self.fs.get_version(filename="test", author="author1", version=0)).read(),
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)
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self.assertEqual(
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b"bar",
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(self.fs.get_version(filename="test", author="author1", version=1)).read(),
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)
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self.assertEqual(
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b"baz",
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(self.fs.get_version(filename="test", author="author2", version=0)).read(),
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)
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self.assertEqual(b"baz", (self.fs.get_version(filename="test", version=-1)).read())
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self.assertEqual(b"baz", (self.fs.get_version(filename="test", version=2)).read())
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with self.assertRaises(NoFile):
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self.fs.get_version(filename="test", author="author3")
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with self.assertRaises(NoFile):
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self.fs.get_version(filename="test", author="author1", version=2)
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self.fs.delete(one)
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self.fs.delete(two)
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self.fs.delete(three)
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def test_put_filelike(self):
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oid = self.fs.put(BytesIO(b"hello world"), chunk_size=1)
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self.assertEqual(11, self.db.fs.chunks.count_documents({}))
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self.assertEqual(b"hello world", (self.fs.get(oid)).read())
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def test_file_exists(self):
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oid = self.fs.put(b"hello")
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with self.assertRaises(FileExists):
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self.fs.put(b"world", _id=oid)
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one = self.fs.new_file(_id=123)
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one.write(b"some content")
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one.close()
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# Attempt to upload a file with more chunks to the same _id.
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with patch("gridfs.synchronous.grid_file._UPLOAD_BUFFER_SIZE", DEFAULT_CHUNK_SIZE):
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two = self.fs.new_file(_id=123)
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with self.assertRaises(FileExists):
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two.write(b"x" * DEFAULT_CHUNK_SIZE * 3)
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# Original file is still readable (no extra chunks were uploaded).
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self.assertEqual((self.fs.get(123)).read(), b"some content")
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two = self.fs.new_file(_id=123)
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two.write(b"some content")
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with self.assertRaises(FileExists):
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two.close()
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# Original file is still readable.
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self.assertEqual((self.fs.get(123)).read(), b"some content")
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def test_exists(self):
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oid = self.fs.put(b"hello")
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self.assertTrue(self.fs.exists(oid))
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self.assertTrue(self.fs.exists({"_id": oid}))
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self.assertTrue(self.fs.exists(_id=oid))
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self.assertFalse(self.fs.exists(filename="mike"))
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self.assertFalse(self.fs.exists("mike"))
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oid = self.fs.put(b"hello", filename="mike", foo=12)
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self.assertTrue(self.fs.exists(oid))
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self.assertTrue(self.fs.exists({"_id": oid}))
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self.assertTrue(self.fs.exists(_id=oid))
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self.assertTrue(self.fs.exists(filename="mike"))
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self.assertTrue(self.fs.exists({"filename": "mike"}))
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self.assertTrue(self.fs.exists(foo=12))
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self.assertTrue(self.fs.exists({"foo": 12}))
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self.assertTrue(self.fs.exists(foo={"$gt": 11}))
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self.assertTrue(self.fs.exists({"foo": {"$gt": 11}}))
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self.assertFalse(self.fs.exists(foo=13))
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self.assertFalse(self.fs.exists({"foo": 13}))
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self.assertFalse(self.fs.exists(foo={"$gt": 12}))
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self.assertFalse(self.fs.exists({"foo": {"$gt": 12}}))
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def test_put_unicode(self):
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with self.assertRaises(TypeError):
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self.fs.put("hello")
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oid = self.fs.put("hello", encoding="utf-8")
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self.assertEqual(b"hello", (self.fs.get(oid)).read())
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self.assertEqual("utf-8", (self.fs.get(oid)).encoding)
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oid = self.fs.put("aé", encoding="iso-8859-1")
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self.assertEqual("aé".encode("iso-8859-1"), (self.fs.get(oid)).read())
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self.assertEqual("iso-8859-1", (self.fs.get(oid)).encoding)
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def test_missing_length_iter(self):
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# Test fix that guards against PHP-237
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self.fs.put(b"", filename="empty")
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doc = self.db.fs.files.find_one({"filename": "empty"})
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assert doc is not None
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doc.pop("length")
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self.db.fs.files.replace_one({"_id": doc["_id"]}, doc)
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f = self.fs.get_last_version(filename="empty")
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def iterate_file(grid_file):
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for _chunk in grid_file:
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pass
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return True
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self.assertTrue(iterate_file(f))
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def test_gridfs_lazy_connect(self):
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client = self.single_client("badhost", connect=False, serverSelectionTimeoutMS=10)
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db = client.db
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gfs = gridfs.GridFS(db)
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with self.assertRaises(ServerSelectionTimeoutError):
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gfs.list()
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fs = gridfs.GridFS(db)
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f = fs.new_file()
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with self.assertRaises(ServerSelectionTimeoutError):
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f.close()
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def test_gridfs_find(self):
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self.fs.put(b"test2", filename="two")
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time.sleep(0.01)
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self.fs.put(b"test2+", filename="two")
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time.sleep(0.01)
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self.fs.put(b"test1", filename="one")
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time.sleep(0.01)
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self.fs.put(b"test2++", filename="two")
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files = self.db.fs.files
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self.assertEqual(3, files.count_documents({"filename": "two"}))
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self.assertEqual(4, files.count_documents({}))
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cursor = self.fs.find(no_cursor_timeout=False).sort("uploadDate", -1).skip(1).limit(2)
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gout = cursor.next()
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self.assertEqual(b"test1", gout.read())
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cursor.rewind()
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gout = cursor.next()
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self.assertEqual(b"test1", gout.read())
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gout = cursor.next()
|
|
self.assertEqual(b"test2+", gout.read())
|
|
with self.assertRaises(StopIteration):
|
|
cursor.__next__()
|
|
cursor.rewind()
|
|
items = cursor.to_list()
|
|
self.assertEqual(len(items), 2)
|
|
cursor.rewind()
|
|
items = cursor.to_list(1)
|
|
self.assertEqual(len(items), 1)
|
|
cursor.close()
|
|
self.assertRaises(TypeError, self.fs.find, {}, {"_id": True})
|
|
|
|
def test_delete_not_initialized(self):
|
|
# Creating a cursor with invalid arguments will not run __init__
|
|
# but will still call __del__.
|
|
cursor = GridOutCursor.__new__(GridOutCursor) # Skip calling __init__
|
|
with self.assertRaises(TypeError):
|
|
cursor.__init__(self.db.fs.files, {}, {"_id": True}) # type: ignore
|
|
cursor.__del__() # no error
|
|
|
|
def test_gridfs_find_one(self):
|
|
self.assertEqual(None, self.fs.find_one())
|
|
|
|
id1 = self.fs.put(b"test1", filename="file1")
|
|
res = self.fs.find_one()
|
|
assert res is not None
|
|
self.assertEqual(b"test1", res.read())
|
|
|
|
id2 = self.fs.put(b"test2", filename="file2", meta="data")
|
|
res1 = self.fs.find_one(id1)
|
|
assert res1 is not None
|
|
self.assertEqual(b"test1", res1.read())
|
|
res2 = self.fs.find_one(id2)
|
|
assert res2 is not None
|
|
self.assertEqual(b"test2", res2.read())
|
|
|
|
res3 = self.fs.find_one({"filename": "file1"})
|
|
assert res3 is not None
|
|
self.assertEqual(b"test1", res3.read())
|
|
|
|
res4 = self.fs.find_one(id2)
|
|
assert res4 is not None
|
|
self.assertEqual("data", res4.meta)
|
|
|
|
def test_grid_in_non_int_chunksize(self):
|
|
# Lua, and perhaps other buggy GridFS clients, store size as a float.
|
|
data = b"data"
|
|
self.fs.put(data, filename="f")
|
|
self.db.fs.files.update_one({"filename": "f"}, {"$set": {"chunkSize": 100.0}})
|
|
|
|
self.assertEqual(data, (self.fs.get_version("f")).read())
|
|
|
|
def test_unacknowledged(self):
|
|
# w=0 is prohibited.
|
|
with self.assertRaises(ConfigurationError):
|
|
gridfs.GridFS((self.rs_or_single_client(w=0)).pymongo_test)
|
|
|
|
def test_md5(self):
|
|
gin = self.fs.new_file()
|
|
gin.write(b"no md5 sum")
|
|
gin.close()
|
|
self.assertIsNone(gin.md5)
|
|
|
|
gout = self.fs.get(gin._id)
|
|
self.assertIsNone(gout.md5)
|
|
|
|
_id = self.fs.put(b"still no md5 sum")
|
|
gout = self.fs.get(_id)
|
|
self.assertIsNone(gout.md5)
|
|
|
|
|
|
class TestGridfsReplicaSet(IntegrationTest):
|
|
@client_context.require_secondaries_count(1)
|
|
def setUp(self):
|
|
super().setUp()
|
|
|
|
@classmethod
|
|
@client_context.require_connection
|
|
def tearDownClass(cls):
|
|
client_context.client.drop_database("gfsreplica")
|
|
|
|
def test_gridfs_replica_set(self):
|
|
rsc = self.rs_client(w=client_context.w, read_preference=ReadPreference.SECONDARY)
|
|
|
|
fs = gridfs.GridFS(rsc.gfsreplica, "gfsreplicatest")
|
|
|
|
gin = fs.new_file()
|
|
self.assertEqual(gin._coll.read_preference, ReadPreference.PRIMARY)
|
|
|
|
oid = fs.put(b"foo")
|
|
content = (fs.get(oid)).read()
|
|
self.assertEqual(b"foo", content)
|
|
|
|
def test_gridfs_secondary(self):
|
|
secondary_host, secondary_port = one(self.client.secondaries)
|
|
secondary_connection = self.single_client(
|
|
secondary_host, secondary_port, read_preference=ReadPreference.SECONDARY
|
|
)
|
|
|
|
# Should detect it's connected to secondary and not attempt to
|
|
# create index
|
|
fs = gridfs.GridFS(secondary_connection.gfsreplica, "gfssecondarytest")
|
|
|
|
# This won't detect secondary, raises error
|
|
with self.assertRaises(NotPrimaryError):
|
|
fs.put(b"foo")
|
|
|
|
def test_gridfs_secondary_lazy(self):
|
|
# Should detect it's connected to secondary and not attempt to
|
|
# create index.
|
|
secondary_host, secondary_port = one(self.client.secondaries)
|
|
client = self.single_client(
|
|
secondary_host, secondary_port, read_preference=ReadPreference.SECONDARY, connect=False
|
|
)
|
|
|
|
# Still no connection.
|
|
fs = gridfs.GridFS(client.gfsreplica, "gfssecondarylazytest")
|
|
|
|
# Connects, doesn't create index.
|
|
with self.assertRaises(NoFile):
|
|
fs.get_last_version()
|
|
with self.assertRaises(NotPrimaryError):
|
|
fs.put("data", encoding="utf-8")
|
|
|
|
|
|
if __name__ == "__main__":
|
|
unittest.main()
|