mongo-python-driver/test/test_gridfs.py
2010-03-29 15:31:50 -04:00

244 lines
8.0 KiB
Python

# Copyright 2009-2010 10gen, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Tests for the gridfs package.
"""
import datetime
import unittest
import threading
import sys
sys.path[0:0] = [""]
import gridfs
from gridfs.errors import NoFile
from test_connection import get_connection
class JustWrite(threading.Thread):
def __init__(self, fs):
threading.Thread.__init__(self)
self.fs = fs
def run(self):
for _ in range(10):
file = self.fs.open("test", "w")
file.write("hello")
file.close()
class JustRead(threading.Thread):
def __init__(self, fs):
threading.Thread.__init__(self)
self.fs = fs
def run(self):
for _ in range(10):
file = self.fs.open("test")
assert file.read() == "hello"
file.close()
class TestGridfs(unittest.TestCase):
def setUp(self):
self.db = get_connection().pymongo_test
self.db.drop_collection("fs.files")
self.db.drop_collection("fs.chunks")
self.db.drop_collection("pymongo_test.files")
self.db.drop_collection("pymongo_test.chunks")
self.fs = gridfs.GridFS(self.db)
self.alt = gridfs.GridFS(self.db, "pymongo_test")
def test_basic(self):
oid = self.fs.put("hello world")
self.assertEqual("hello world", self.fs.get(oid).read())
self.assertEqual(1, self.db.fs.files.count())
self.assertEqual(1, self.db.fs.chunks.count())
self.fs.delete(oid)
self.assertRaises(NoFile, self.fs.get, oid)
self.assertEqual(0, self.db.fs.files.count())
self.assertEqual(0, self.db.fs.chunks.count())
self.assertRaises(NoFile, self.fs.get, "foo")
oid = self.fs.put("hello world", _id="foo")
self.assertEqual("foo", oid)
self.assertEqual("hello world", self.fs.get("foo").read())
def test_list(self):
self.assertEqual([], self.fs.list())
self.fs.put("hello world")
self.assertEqual([], self.fs.list())
self.fs.put("", filename="mike")
self.fs.put("foo", filename="test")
self.fs.put("", filename="hello world")
self.assertEqual(set(["mike", "test", "hello world"]),
set(self.fs.list()))
def test_empty_file(self):
oid = self.fs.put("")
self.assertEqual("", self.fs.get(oid).read())
self.assertEqual(1, self.db.fs.files.count())
self.assertEqual(0, self.db.fs.chunks.count())
raw = self.db.fs.files.find_one()
self.assertEqual(0, raw["length"])
self.assertEqual(oid, raw["_id"])
self.assert_(isinstance(raw["uploadDate"], datetime.datetime))
self.assertEqual(256*1024, raw["chunkSize"])
self.assert_(isinstance(raw["md5"], basestring))
# def test_remove(self):
# self.assertRaises(TypeError, self.fs.remove, 5)
# self.assertRaises(TypeError, self.fs.remove, None)
# self.assertRaises(TypeError, self.fs.remove, [])
# f = self.fs.open("mike", "w")
# f.write("hi")
# f.close()
# f = self.fs.open("test", "w")
# f.write("bye")
# f.close()
# f = self.fs.open("hello world", "w")
# f.write("fly")
# f.close()
# self.assertEqual(set(["mike", "test", "hello world"]),
# set(self.fs.list()))
# self.assertEqual(self.db.fs.files.find().count(), 3)
# self.assertEqual(self.db.fs.chunks.find().count(), 3)
# self.fs.remove("test")
# self.assertEqual(set(["mike", "hello world"]), set(self.fs.list()))
# self.assertEqual(self.db.fs.files.find().count(), 2)
# self.assertEqual(self.db.fs.chunks.find().count(), 2)
# f = self.fs.open("mike")
# self.assertEqual(f.read(), "hi")
# f.close()
# f = self.fs.open("hello world")
# self.assertEqual(f.read(), "fly")
# f.close()
# self.assertRaises(IOError, self.fs.open, "test")
# self.fs.remove({})
# self.assertEqual([], self.fs.list())
# self.assertEqual(self.db.fs.files.find().count(), 0)
# self.assertEqual(self.db.fs.chunks.find().count(), 0)
# self.assertRaises(IOError, self.fs.open, "test")
# self.assertRaises(IOError, self.fs.open, "mike")
# self.assertRaises(IOError, self.fs.open, "hello world")
# def test_open_alt_coll(self):
# f = self.fs.open("my file", "w", "pymongo_test")
# f.write("hello gridfs world!")
# f.close()
# self.assertRaises(IOError, self.fs.open, "my file", "r")
# g = self.fs.open("my file", "r", "pymongo_test")
# self.assertEqual("hello gridfs world!", g.read())
# g.close()
# def test_list_alt_coll(self):
# f = self.fs.open("mike", "w", "pymongo_test")
# f.close()
# f = self.fs.open("test", "w", "pymongo_test")
# f.close()
# f = self.fs.open("hello world", "w", "pymongo_test")
# f.close()
# self.assertEqual([], self.fs.list())
# self.assertEqual(set(["mike", "test", "hello world"]),
# set(self.fs.list("pymongo_test")))
# def test_remove_alt_coll(self):
# f = self.fs.open("mike", "w", "pymongo_test")
# f.write("hi")
# f.close()
# f = self.fs.open("test", "w", "pymongo_test")
# f.write("bye")
# f.close()
# f = self.fs.open("hello world", "w", "pymongo_test")
# f.write("fly")
# f.close()
# self.fs.remove("test")
# self.assertEqual(set(["mike", "test", "hello world"]),
# set(self.fs.list("pymongo_test")))
# self.fs.remove("test", "pymongo_test")
# self.assertEqual(set(["mike", "hello world"]),
# set(self.fs.list("pymongo_test")))
# f = self.fs.open("mike", collection="pymongo_test")
# self.assertEqual(f.read(), "hi")
# f.close()
# f = self.fs.open("hello world", collection="pymongo_test")
# self.assertEqual(f.read(), "fly")
# f.close()
# self.fs.remove({}, "pymongo_test")
# self.assertEqual([], self.fs.list("pymongo_test"))
# self.assertEqual(self.db.pymongo_test.files.find().count(), 0)
# self.assertEqual(self.db.pymongo_test.chunks.find().count(), 0)
# def test_threaded_reads(self):
# f = self.fs.open("test", "w")
# f.write("hello")
# f.close()
# threads = []
# for i in range(10):
# threads.append(JustRead(self.fs))
# threads[i].start()
# for i in range(10):
# threads[i].join()
# def test_threaded_writes(self):
# threads = []
# for i in range(10):
# threads.append(JustWrite(self.fs))
# threads[i].start()
# for i in range(10):
# threads[i].join()
# f = self.fs.open("test")
# self.assertEqual(f.read(), "hello")
# f.close()
# # NOTE I do recognize how gross this is. There is no good way to
# # test the with statement because it is a syntax error in older
# # python versions. One option would be to use eval and skip the
# # test if it is a syntax error.
# if sys.version_info[:2] == (2, 5):
# import gridfs15
# test_with_statement = gridfs15.test_with_statement
# elif sys.version_info[:3] >= (2, 6, 0):
# import gridfs16
# test_with_statement = gridfs16.test_with_statement
if __name__ == "__main__":
unittest.main()