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# Copyright 2009-present MongoDB, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Tests for the Binary wrapper."""
import array
import base64
import copy
import mmap
import pickle
import platform
import sys
import uuid
sys.path[0:0] = [""]
import bson
from bson import decode, encode
from bson.binary import *
from bson.codec_options import CodecOptions
from bson.son import SON
from pymongo.common import validate_uuid_representation
from pymongo.mongo_client import MongoClient
from pymongo.write_concern import WriteConcern
from test import client_context, unittest, IntegrationTest
from test.utils import ignore_deprecations
class TestBinary(unittest.TestCase):
@classmethod
def setUpClass(cls):
# Generated by the Java driver
from_java = (
b'bAAAAAdfaWQAUCBQxkVm+XdxJ9tOBW5ld2d1aWQAEAAAAAMIQkfACFu'
b'Z/0RustLOU/G6Am5ld2d1aWRzdHJpbmcAJQAAAGZmOTk1YjA4LWMwND'
b'ctNDIwOC1iYWYxLTUzY2VkMmIyNmU0NAAAbAAAAAdfaWQAUCBQxkVm+'
b'XdxJ9tPBW5ld2d1aWQAEAAAAANgS/xhRXXv8kfIec+dYdyCAm5ld2d1'
b'aWRzdHJpbmcAJQAAAGYyZWY3NTQ1LTYxZmMtNGI2MC04MmRjLTYxOWR'
b'jZjc5Yzg0NwAAbAAAAAdfaWQAUCBQxkVm+XdxJ9tQBW5ld2d1aWQAEA'
b'AAAAPqREIbhZPUJOSdHCJIgaqNAm5ld2d1aWRzdHJpbmcAJQAAADI0Z'
b'DQ5Mzg1LTFiNDItNDRlYS04ZGFhLTgxNDgyMjFjOWRlNAAAbAAAAAdf'
b'aWQAUCBQxkVm+XdxJ9tRBW5ld2d1aWQAEAAAAANjQBn/aQuNfRyfNyx'
b'29COkAm5ld2d1aWRzdHJpbmcAJQAAADdkOGQwYjY5LWZmMTktNDA2My'
b'1hNDIzLWY0NzYyYzM3OWYxYwAAbAAAAAdfaWQAUCBQxkVm+XdxJ9tSB'
b'W5ld2d1aWQAEAAAAAMtSv/Et1cAQUFHUYevqxaLAm5ld2d1aWRzdHJp'
b'bmcAJQAAADQxMDA1N2I3LWM0ZmYtNGEyZC04YjE2LWFiYWY4NzUxNDc'
b'0MQAA')
cls.java_data = base64.b64decode(from_java)
# Generated by the .net driver
from_csharp = (
b'ZAAAABBfaWQAAAAAAAVuZXdndWlkABAAAAAD+MkoCd/Jy0iYJ7Vhl'
b'iF3BAJuZXdndWlkc3RyaW5nACUAAAAwOTI4YzlmOC1jOWRmLTQ4Y2'
b'ItOTgyNy1iNTYxOTYyMTc3MDQAAGQAAAAQX2lkAAEAAAAFbmV3Z3V'
b'pZAAQAAAAA9MD0oXQe6VOp7mK4jkttWUCbmV3Z3VpZHN0cmluZwAl'
b'AAAAODVkMjAzZDMtN2JkMC00ZWE1LWE3YjktOGFlMjM5MmRiNTY1A'
b'ABkAAAAEF9pZAACAAAABW5ld2d1aWQAEAAAAAPRmIO2auc/Tprq1Z'
b'oQ1oNYAm5ld2d1aWRzdHJpbmcAJQAAAGI2ODM5OGQxLWU3NmEtNGU'
b'zZi05YWVhLWQ1OWExMGQ2ODM1OAAAZAAAABBfaWQAAwAAAAVuZXdn'
b'dWlkABAAAAADISpriopuTEaXIa7arYOCFAJuZXdndWlkc3RyaW5nA'
b'CUAAAA4YTZiMmEyMS02ZThhLTQ2NGMtOTcyMS1hZWRhYWQ4MzgyMT'
b'QAAGQAAAAQX2lkAAQAAAAFbmV3Z3VpZAAQAAAAA98eg0CFpGlPihP'
b'MwOmYGOMCbmV3Z3VpZHN0cmluZwAlAAAANDA4MzFlZGYtYTQ4NS00'
b'ZjY5LThhMTMtY2NjMGU5OTgxOGUzAAA=')
cls.csharp_data = base64.b64decode(from_csharp)
def test_binary(self):
a_string = "hello world"
a_binary = Binary(b"hello world")
self.assertTrue(a_binary.startswith(b"hello"))
self.assertTrue(a_binary.endswith(b"world"))
self.assertTrue(isinstance(a_binary, Binary))
self.assertFalse(isinstance(a_string, Binary))
def test_exceptions(self):
self.assertRaises(TypeError, Binary, None)
self.assertRaises(TypeError, Binary, 5)
self.assertRaises(TypeError, Binary, 10.2)
self.assertRaises(TypeError, Binary, b"hello", None)
self.assertRaises(TypeError, Binary, b"hello", "100")
self.assertRaises(ValueError, Binary, b"hello", -1)
self.assertRaises(ValueError, Binary, b"hello", 256)
self.assertTrue(Binary(b"hello", 0))
self.assertTrue(Binary(b"hello", 255))
self.assertRaises(TypeError, Binary, "hello")
def test_subtype(self):
one = Binary(b"hello")
self.assertEqual(one.subtype, 0)
two = Binary(b"hello", 2)
self.assertEqual(two.subtype, 2)
three = Binary(b"hello", 100)
self.assertEqual(three.subtype, 100)
def test_equality(self):
two = Binary(b"hello")
three = Binary(b"hello", 100)
self.assertNotEqual(two, three)
self.assertEqual(three, Binary(b"hello", 100))
self.assertEqual(two, Binary(b"hello"))
self.assertNotEqual(two, Binary(b"hello "))
self.assertNotEqual(b"hello", Binary(b"hello"))
# Explicitly test inequality
self.assertFalse(three != Binary(b"hello", 100))
self.assertFalse(two != Binary(b"hello"))
def test_repr(self):
one = Binary(b"hello world")
self.assertEqual(repr(one),
"Binary(%s, 0)" % (repr(b"hello world"),))
two = Binary(b"hello world", 2)
self.assertEqual(repr(two),
"Binary(%s, 2)" % (repr(b"hello world"),))
three = Binary(b"\x08\xFF")
self.assertEqual(repr(three),
"Binary(%s, 0)" % (repr(b"\x08\xFF"),))
four = Binary(b"\x08\xFF", 2)
self.assertEqual(repr(four),
"Binary(%s, 2)" % (repr(b"\x08\xFF"),))
five = Binary(b"test", 100)
self.assertEqual(repr(five),
"Binary(%s, 100)" % (repr(b"test"),))
def test_hash(self):
one = Binary(b"hello world")
two = Binary(b"hello world", 42)
self.assertEqual(hash(Binary(b"hello world")), hash(one))
self.assertNotEqual(hash(one), hash(two))
self.assertEqual(hash(Binary(b"hello world", 42)), hash(two))
def test_uuid_subtype_4(self):
"""Only STANDARD should decode subtype 4 as native uuid."""
expected_uuid = uuid.uuid4()
expected_bin = Binary(expected_uuid.bytes, 4)
doc = {"uuid": expected_bin}
encoded = encode(doc)
for uuid_rep in (UuidRepresentation.PYTHON_LEGACY,
UuidRepresentation.JAVA_LEGACY,
UuidRepresentation.CSHARP_LEGACY):
opts = CodecOptions(uuid_representation=uuid_rep)
self.assertEqual(expected_bin, decode(encoded, opts)["uuid"])
opts = CodecOptions(uuid_representation=UuidRepresentation.STANDARD)
self.assertEqual(expected_uuid, decode(encoded, opts)["uuid"])
def test_legacy_java_uuid(self):
# Test decoding
data = self.java_data
docs = bson.decode_all(data, CodecOptions(SON, False, PYTHON_LEGACY))
for d in docs:
self.assertNotEqual(d['newguid'], uuid.UUID(d['newguidstring']))
docs = bson.decode_all(data, CodecOptions(SON, False, STANDARD))
for d in docs:
self.assertNotEqual(d['newguid'], uuid.UUID(d['newguidstring']))
docs = bson.decode_all(data, CodecOptions(SON, False, CSHARP_LEGACY))
for d in docs:
self.assertNotEqual(d['newguid'], uuid.UUID(d['newguidstring']))
docs = bson.decode_all(data, CodecOptions(SON, False, JAVA_LEGACY))
for d in docs:
self.assertEqual(d['newguid'], uuid.UUID(d['newguidstring']))
# Test encoding
encoded = b''.join([
encode(doc, False, CodecOptions(uuid_representation=PYTHON_LEGACY))
for doc in docs])
self.assertNotEqual(data, encoded)
encoded = b''.join([
encode(doc, False, CodecOptions(uuid_representation=STANDARD))
for doc in docs])
self.assertNotEqual(data, encoded)
encoded = b''.join([
encode(doc, False, CodecOptions(uuid_representation=CSHARP_LEGACY))
for doc in docs])
self.assertNotEqual(data, encoded)
encoded = b''.join([
encode(doc, False, CodecOptions(uuid_representation=JAVA_LEGACY))
for doc in docs])
self.assertEqual(data, encoded)
@client_context.require_connection
def test_legacy_java_uuid_roundtrip(self):
data = self.java_data
docs = bson.decode_all(data, CodecOptions(SON, False, JAVA_LEGACY))
client_context.client.pymongo_test.drop_collection('java_uuid')
db = client_context.client.pymongo_test
coll = db.get_collection(
'java_uuid', CodecOptions(uuid_representation=JAVA_LEGACY))
coll.insert_many(docs)
self.assertEqual(5, coll.count_documents({}))
for d in coll.find():
self.assertEqual(d['newguid'], uuid.UUID(d['newguidstring']))
coll = db.get_collection(
'java_uuid', CodecOptions(uuid_representation=PYTHON_LEGACY))
for d in coll.find():
self.assertNotEqual(d['newguid'], d['newguidstring'])
client_context.client.pymongo_test.drop_collection('java_uuid')
def test_legacy_csharp_uuid(self):
data = self.csharp_data
# Test decoding
docs = bson.decode_all(data, CodecOptions(SON, False, PYTHON_LEGACY))
for d in docs:
self.assertNotEqual(d['newguid'], uuid.UUID(d['newguidstring']))
docs = bson.decode_all(data, CodecOptions(SON, False, STANDARD))
for d in docs:
self.assertNotEqual(d['newguid'], uuid.UUID(d['newguidstring']))
docs = bson.decode_all(data, CodecOptions(SON, False, JAVA_LEGACY))
for d in docs:
self.assertNotEqual(d['newguid'], uuid.UUID(d['newguidstring']))
docs = bson.decode_all(data, CodecOptions(SON, False, CSHARP_LEGACY))
for d in docs:
self.assertEqual(d['newguid'], uuid.UUID(d['newguidstring']))
# Test encoding
encoded = b''.join([
encode(doc, False, CodecOptions(uuid_representation=PYTHON_LEGACY))
for doc in docs])
self.assertNotEqual(data, encoded)
encoded = b''.join([
encode(doc, False, CodecOptions(uuid_representation=STANDARD))
for doc in docs])
self.assertNotEqual(data, encoded)
encoded = b''.join([
encode(doc, False, CodecOptions(uuid_representation=JAVA_LEGACY))
for doc in docs])
self.assertNotEqual(data, encoded)
encoded = b''.join([
encode(doc, False, CodecOptions(uuid_representation=CSHARP_LEGACY))
for doc in docs])
self.assertEqual(data, encoded)
@client_context.require_connection
def test_legacy_csharp_uuid_roundtrip(self):
data = self.csharp_data
docs = bson.decode_all(data, CodecOptions(SON, False, CSHARP_LEGACY))
client_context.client.pymongo_test.drop_collection('csharp_uuid')
db = client_context.client.pymongo_test
coll = db.get_collection(
'csharp_uuid', CodecOptions(uuid_representation=CSHARP_LEGACY))
coll.insert_many(docs)
self.assertEqual(5, coll.count_documents({}))
for d in coll.find():
self.assertEqual(d['newguid'], uuid.UUID(d['newguidstring']))
coll = db.get_collection(
'csharp_uuid', CodecOptions(uuid_representation=PYTHON_LEGACY))
for d in coll.find():
self.assertNotEqual(d['newguid'], d['newguidstring'])
client_context.client.pymongo_test.drop_collection('csharp_uuid')
def test_uri_to_uuid(self):
uri = "mongodb://foo/?uuidrepresentation=csharpLegacy"
client = MongoClient(uri, connect=False)
self.assertEqual(
client.pymongo_test.test.codec_options.uuid_representation,
CSHARP_LEGACY)
@client_context.require_connection
def test_uuid_queries(self):
db = client_context.client.pymongo_test
coll = db.test
coll.drop()
uu = uuid.uuid4()
coll.insert_one({'uuid': Binary(uu.bytes, 3)})
self.assertEqual(1, coll.count_documents({}))
# Test regular UUID queries (using subtype 4).
coll = db.get_collection(
"test", CodecOptions(
uuid_representation=UuidRepresentation.STANDARD))
self.assertEqual(0, coll.count_documents({'uuid': uu}))
coll.insert_one({'uuid': uu})
self.assertEqual(2, coll.count_documents({}))
docs = list(coll.find({'uuid': uu}))
self.assertEqual(1, len(docs))
self.assertEqual(uu, docs[0]['uuid'])
# Test both.
uu_legacy = Binary.from_uuid(uu, UuidRepresentation.PYTHON_LEGACY)
predicate = {'uuid': {'$in': [uu, uu_legacy]}}
self.assertEqual(2, coll.count_documents(predicate))
docs = list(coll.find(predicate))
self.assertEqual(2, len(docs))
coll.drop()
def test_pickle(self):
b1 = Binary(b'123', 2)
# For testing backwards compatibility with pre-2.4 pymongo
p = (b"\x80\x03cbson.binary\nBinary\nq\x00C\x03123q\x01\x85q"
b"\x02\x81q\x03}q\x04X\x10\x00\x00\x00_Binary__subtypeq"
b"\x05K\x02sb.")
if not sys.version.startswith('3.0'):
self.assertEqual(b1, pickle.loads(p))
for proto in range(pickle.HIGHEST_PROTOCOL + 1):
self.assertEqual(b1, pickle.loads(pickle.dumps(b1, proto)))
uu = uuid.uuid4()
uul = Binary.from_uuid(uu, UuidRepresentation.PYTHON_LEGACY)
self.assertEqual(uul, copy.copy(uul))
self.assertEqual(uul, copy.deepcopy(uul))
for proto in range(pickle.HIGHEST_PROTOCOL + 1):
self.assertEqual(uul, pickle.loads(pickle.dumps(uul, proto)))
def test_buffer_protocol(self):
b0 = Binary(b'123', 2)
self.assertEqual(b0, Binary(memoryview(b'123'), 2))
self.assertEqual(b0, Binary(bytearray(b'123'), 2))
with mmap.mmap(-1, len(b'123')) as mm:
mm.write(b'123')
mm.seek(0)
self.assertEqual(b0, Binary(mm, 2))
self.assertEqual(b0, Binary(array.array('B', b'123'), 2))
class TestUuidSpecExplicitCoding(unittest.TestCase):
@classmethod
def setUpClass(cls):
super(TestUuidSpecExplicitCoding, cls).setUpClass()
cls.uuid = uuid.UUID("00112233445566778899AABBCCDDEEFF")
@staticmethod
def _hex_to_bytes(hexstring):
return bytes.fromhex(hexstring)
# Explicit encoding prose test #1
def test_encoding_1(self):
obj = Binary.from_uuid(self.uuid)
expected_obj = Binary(
self._hex_to_bytes("00112233445566778899AABBCCDDEEFF"), 4)
self.assertEqual(obj, expected_obj)
def _test_encoding_w_uuid_rep(
self, uuid_rep, expected_hexstring, expected_subtype):
obj = Binary.from_uuid(self.uuid, uuid_rep)
expected_obj = Binary(
self._hex_to_bytes(expected_hexstring), expected_subtype)
self.assertEqual(obj, expected_obj)
# Explicit encoding prose test #2
def test_encoding_2(self):
self._test_encoding_w_uuid_rep(
UuidRepresentation.STANDARD,
"00112233445566778899AABBCCDDEEFF", 4)
# Explicit encoding prose test #3
def test_encoding_3(self):
self._test_encoding_w_uuid_rep(
UuidRepresentation.JAVA_LEGACY,
"7766554433221100FFEEDDCCBBAA9988", 3)
# Explicit encoding prose test #4
def test_encoding_4(self):
self._test_encoding_w_uuid_rep(
UuidRepresentation.CSHARP_LEGACY,
"33221100554477668899AABBCCDDEEFF", 3)
# Explicit encoding prose test #5
def test_encoding_5(self):
self._test_encoding_w_uuid_rep(
UuidRepresentation.PYTHON_LEGACY,
"00112233445566778899AABBCCDDEEFF", 3)
# Explicit encoding prose test #6
def test_encoding_6(self):
with self.assertRaises(ValueError):
Binary.from_uuid(self.uuid, UuidRepresentation.UNSPECIFIED)
# Explicit decoding prose test #1
def test_decoding_1(self):
obj = Binary(
self._hex_to_bytes("00112233445566778899AABBCCDDEEFF"), 4)
# Case i:
self.assertEqual(obj.as_uuid(), self.uuid)
# Case ii:
self.assertEqual(obj.as_uuid(UuidRepresentation.STANDARD), self.uuid)
# Cases iii-vi:
for uuid_rep in (UuidRepresentation.JAVA_LEGACY,
UuidRepresentation.CSHARP_LEGACY,
UuidRepresentation.PYTHON_LEGACY):
with self.assertRaises(ValueError):
obj.as_uuid(uuid_rep)
def _test_decoding_legacy(self, hexstring, uuid_rep):
obj = Binary(self._hex_to_bytes(hexstring), 3)
# Case i:
with self.assertRaises(ValueError):
obj.as_uuid()
# Cases ii-iii:
for rep in (UuidRepresentation.STANDARD,
UuidRepresentation.UNSPECIFIED):
with self.assertRaises(ValueError):
obj.as_uuid(rep)
# Case iv:
self.assertEqual(obj.as_uuid(uuid_rep),
self.uuid)
# Explicit decoding prose test #2
def test_decoding_2(self):
self._test_decoding_legacy(
"7766554433221100FFEEDDCCBBAA9988",
UuidRepresentation.JAVA_LEGACY)
# Explicit decoding prose test #3
def test_decoding_3(self):
self._test_decoding_legacy(
"33221100554477668899AABBCCDDEEFF",
UuidRepresentation.CSHARP_LEGACY)
# Explicit decoding prose test #4
def test_decoding_4(self):
self._test_decoding_legacy(
"00112233445566778899AABBCCDDEEFF",
UuidRepresentation.PYTHON_LEGACY)
class TestUuidSpecImplicitCoding(IntegrationTest):
@classmethod
def setUpClass(cls):
super(TestUuidSpecImplicitCoding, cls).setUpClass()
cls.uuid = uuid.UUID("00112233445566778899AABBCCDDEEFF")
@staticmethod
def _hex_to_bytes(hexstring):
return bytes.fromhex(hexstring)
def _get_coll_w_uuid_rep(self, uuid_rep):
codec_options = self.client.codec_options.with_options(
uuid_representation=validate_uuid_representation(None, uuid_rep))
coll = self.db.get_collection(
'pymongo_test', codec_options=codec_options,
write_concern=WriteConcern("majority"))
return coll
def _test_encoding(self, uuid_rep, expected_hexstring, expected_subtype):
coll = self._get_coll_w_uuid_rep(uuid_rep)
coll.delete_many({})
coll.insert_one({'_id': self.uuid})
self.assertTrue(
coll.find_one({"_id": Binary(
self._hex_to_bytes(expected_hexstring), expected_subtype)}))
# Implicit encoding prose test #1
def test_encoding_1(self):
self._test_encoding(
"javaLegacy", "7766554433221100FFEEDDCCBBAA9988", 3)
# Implicit encoding prose test #2
def test_encoding_2(self):
self._test_encoding(
"csharpLegacy", "33221100554477668899AABBCCDDEEFF", 3)
# Implicit encoding prose test #3
def test_encoding_3(self):
self._test_encoding(
"pythonLegacy", "00112233445566778899AABBCCDDEEFF", 3)
# Implicit encoding prose test #4
def test_encoding_4(self):
self._test_encoding(
"standard", "00112233445566778899AABBCCDDEEFF", 4)
# Implicit encoding prose test #5
def test_encoding_5(self):
with self.assertRaises(ValueError):
self._test_encoding(
"unspecifed", "dummy", -1)
def _test_decoding(self, client_uuid_representation_string,
legacy_field_uuid_representation,
expected_standard_field_value,
expected_legacy_field_value):
coll = self._get_coll_w_uuid_rep(client_uuid_representation_string)
coll.drop()
standard_val = Binary.from_uuid(self.uuid, UuidRepresentation.STANDARD)
legacy_val = Binary.from_uuid(self.uuid, legacy_field_uuid_representation)
coll.insert_one({'standard': standard_val, 'legacy': legacy_val})
doc = coll.find_one()
self.assertEqual(doc['standard'], expected_standard_field_value)
self.assertEqual(doc['legacy'], expected_legacy_field_value)
# Implicit decoding prose test #1
def test_decoding_1(self):
standard_binary = Binary.from_uuid(
self.uuid, UuidRepresentation.STANDARD)
self._test_decoding(
"javaLegacy", UuidRepresentation.JAVA_LEGACY,
standard_binary, self.uuid)
self._test_decoding(
"csharpLegacy", UuidRepresentation.CSHARP_LEGACY,
standard_binary, self.uuid)
self._test_decoding(
"pythonLegacy", UuidRepresentation.PYTHON_LEGACY,
standard_binary, self.uuid)
# Implicit decoding pose test #2
def test_decoding_2(self):
legacy_binary = Binary.from_uuid(
self.uuid, UuidRepresentation.PYTHON_LEGACY)
self._test_decoding(
"standard", UuidRepresentation.PYTHON_LEGACY,
self.uuid, legacy_binary)
# Implicit decoding pose test #3
def test_decoding_3(self):
expected_standard_value = Binary.from_uuid(
self.uuid, UuidRepresentation.STANDARD)
for legacy_uuid_rep in (UuidRepresentation.PYTHON_LEGACY,
UuidRepresentation.CSHARP_LEGACY,
UuidRepresentation.JAVA_LEGACY):
expected_legacy_value = Binary.from_uuid(
self.uuid, legacy_uuid_rep)
self._test_decoding(
"unspecified", legacy_uuid_rep,
expected_standard_value, expected_legacy_value)
if __name__ == "__main__":
unittest.main()