async def test_write_file_like(self):
one = motor_asyncio.AsyncIOMotorGridIn(self.db.fs)
await one.write(b"hello world")
await one.close()
two = motor_asyncio.AsyncIOMotorGridOut(self.db.fs, one._id)
three = motor_asyncio.AsyncIOMotorGridIn(self.db.fs)
await three.write(two)
await three.close()
four = motor_asyncio.AsyncIOMotorGridOut(self.db.fs, three._id)
self.assertEqual(b"hello world", (await four.read()))
async def test_iteration(self):
fs = motor_asyncio.AsyncIOMotorGridFSBucket(self.db)
_id = await fs.upload_from_stream("filename", b"foo")
g = motor_asyncio.AsyncIOMotorGridOut(self.db.fs, _id)
# Iteration is prohibited.
self.assertRaises(TypeError, iter, g)
async def test_attributes(self):
f = motor_asyncio.AsyncIOMotorGridIn(self.db.fs,
filename="test",
foo="bar",
content_type="text")
await f.close()
g = motor_asyncio.AsyncIOMotorGridOut(self.db.fs, f._id)
attr_names = (
"_id",
"filename",
"name",
"name",
"content_type",
"length",
"chunk_size",
"upload_date",
"aliases",
"metadata",
)
for attr_name in attr_names:
self.assertRaises(InvalidOperation, getattr, g, attr_name)
await g.open()
for attr_name in attr_names:
getattr(g, attr_name)
async def test_basic(self):
f = motor_asyncio.AsyncIOMotorGridIn(self.db.fs, filename="test")
await f.write(b"hello world")
await f.close()
self.assertEqual(1, (await self.db.fs.files.count_documents({})))
self.assertEqual(1, (await self.db.fs.chunks.count_documents({})))
g = motor_asyncio.AsyncIOMotorGridOut(self.db.fs, f._id)
self.assertEqual(b"hello world", (await g.read()))
f = motor_asyncio.AsyncIOMotorGridIn(self.db.fs, filename="test")
await f.close()
self.assertEqual(2, (await self.db.fs.files.count_documents({})))
self.assertEqual(1, (await self.db.fs.chunks.count_documents({})))
g = motor_asyncio.AsyncIOMotorGridOut(self.db.fs, f._id)
self.assertEqual(b"", (await g.read()))
async def test_grid_out_file_document(self):
one = motor_asyncio.AsyncIOMotorGridIn(self.db.fs)
await one.write(b"foo bar")
await one.close()
file_document = await self.db.fs.files.find_one()
two = motor_asyncio.AsyncIOMotorGridOut(self.db.fs,
file_document=file_document)
self.assertEqual(b"foo bar", (await two.read()))
file_document = await self.db.fs.files.find_one()
three = motor_asyncio.AsyncIOMotorGridOut(self.db.fs, 5, file_document)
self.assertEqual(b"foo bar", (await three.read()))
gridout = motor_asyncio.AsyncIOMotorGridOut(self.db.fs,
file_document={})
with self.assertRaises(NoFile):
await gridout.open()
async def test_gridout_open_exc_info(self):
g = motor_asyncio.AsyncIOMotorGridOut(self.db.fs,
"_id that doesn't exist")
try:
await g.open()
except NoFile:
_, _, tb = sys.exc_info()
# The call tree should include PyMongo code we ran on a thread.
formatted = "\n".join(traceback.format_tb(tb))
self.assertTrue("_ensure_file" in formatted)
async def test_alternate_collection(self):
await self.db.alt.files.delete_many({})
await self.db.alt.chunks.delete_many({})
f = motor_asyncio.AsyncIOMotorGridIn(self.db.alt)
await f.write(b"hello world")
await f.close()
self.assertEqual(1, (await self.db.alt.files.count_documents({})))
self.assertEqual(1, (await self.db.alt.chunks.count_documents({})))
g = motor_asyncio.AsyncIOMotorGridOut(self.db.alt, f._id)
self.assertEqual(b"hello world", (await g.read()))
async def test_gridout_open_exc_info(self):
if sys.version_info < (3, ):
raise SkipTest("Requires Python 3")
g = motor_asyncio.AsyncIOMotorGridOut(self.db.fs,
"_id that doesn't exist")
try:
await g.open()
except NoFile:
_, _, tb = sys.exc_info()
# The call tree should include PyMongo code we ran on a thread.
formatted = '\n'.join(traceback.format_tb(tb))
self.assertTrue('_ensure_file' in formatted)
async def test_alternate_collection(self):
await self.db.alt.files.delete_many({})
await self.db.alt.chunks.delete_many({})
f = motor_asyncio.AsyncIOMotorGridIn(self.db.alt)
await f.write(b"hello world")
await f.close()
self.assertEqual(1, (await self.db.alt.files.count_documents({})))
self.assertEqual(1, (await self.db.alt.chunks.count_documents({})))
g = motor_asyncio.AsyncIOMotorGridOut(self.db.alt, f._id)
self.assertEqual(b"hello world", (await g.read()))
# test that md5 still works...
self.assertEqual("5eb63bbbe01eeed093cb22bb8f5acdc3", g.md5)
async def test_grid_out_default_opts(self):
self.assertRaises(TypeError, motor_asyncio.AsyncIOMotorGridOut, "foo")
gout = motor_asyncio.AsyncIOMotorGridOut(self.db.fs, 5)
with self.assertRaises(NoFile):
await gout.open()
a = motor_asyncio.AsyncIOMotorGridIn(self.db.fs)
await a.close()
b = await motor_asyncio.AsyncIOMotorGridOut(self.db.fs, a._id).open()
self.assertEqual(a._id, b._id)
self.assertEqual(0, b.length)
self.assertEqual(None, b.content_type)
self.assertEqual(255 * 1024, b.chunk_size)
self.assertTrue(isinstance(b.upload_date, datetime.datetime))
self.assertEqual(None, b.aliases)
self.assertEqual(None, b.metadata)
async def test_readchunk(self):
in_data = b"a" * 10
f = motor_asyncio.AsyncIOMotorGridIn(self.db.fs, chunkSize=3)
await f.write(in_data)
await f.close()
g = motor_asyncio.AsyncIOMotorGridOut(self.db.fs, f._id)
# This is starting to look like Lisp.
self.assertEqual(3, len((await g.readchunk())))
self.assertEqual(2, len((await g.read(2))))
self.assertEqual(1, len((await g.readchunk())))
self.assertEqual(3, len((await g.read(3))))
self.assertEqual(1, len((await g.readchunk())))
self.assertEqual(0, len((await g.readchunk())))
async def test_attributes(self):
f = motor_asyncio.AsyncIOMotorGridIn(self.db.fs,
filename="test",
foo="bar",
content_type="text")
await f.close()
g = motor_asyncio.AsyncIOMotorGridOut(self.db.fs, f._id)
attr_names = ('_id', 'filename', 'name', 'name', 'content_type',
'length', 'chunk_size', 'upload_date', 'aliases',
'metadata', 'md5')
for attr_name in attr_names:
self.assertRaises(InvalidOperation, getattr, g, attr_name)
await g.open()
for attr_name in attr_names:
getattr(g, attr_name)
