Python message.SerializeToString方法代码示例

# 需要导入模块: from google.protobuf import message [as 别名]
# 或者: from google.protobuf.message import SerializeToString [as 别名]
def testGoldenMessage(self, message_module):
    # Proto3 doesn't have the "default_foo" members or foreign enums,
    # and doesn't preserve unknown fields, so for proto3 we use a golden
    # message that doesn't have these fields set.
    if message_module is unittest_pb2:
      golden_data = test_util.GoldenFileData(
          'golden_message_oneof_implemented')
    else:
      golden_data = test_util.GoldenFileData('golden_message_proto3')

    golden_message = message_module.TestAllTypes()
    golden_message.ParseFromString(golden_data)
    if message_module is unittest_pb2:
      test_util.ExpectAllFieldsSet(self, golden_message)
    self.assertEqual(golden_data, golden_message.SerializeToString())
    golden_copy = copy.deepcopy(golden_message)
    self.assertEqual(golden_data, golden_copy.SerializeToString()) 

# 需要导入模块: from google.protobuf import message [as 别名]
# 或者: from google.protobuf.message import SerializeToString [as 别名]
def testPositiveInfinity(self, message_module):
    if message_module is unittest_pb2:
      golden_data = (b'\x5D\x00\x00\x80\x7F'
                     b'\x61\x00\x00\x00\x00\x00\x00\xF0\x7F'
                     b'\xCD\x02\x00\x00\x80\x7F'
                     b'\xD1\x02\x00\x00\x00\x00\x00\x00\xF0\x7F')
    else:
      golden_data = (b'\x5D\x00\x00\x80\x7F'
                     b'\x61\x00\x00\x00\x00\x00\x00\xF0\x7F'
                     b'\xCA\x02\x04\x00\x00\x80\x7F'
                     b'\xD2\x02\x08\x00\x00\x00\x00\x00\x00\xF0\x7F')

    golden_message = message_module.TestAllTypes()
    golden_message.ParseFromString(golden_data)
    self.assertTrue(IsPosInf(golden_message.optional_float))
    self.assertTrue(IsPosInf(golden_message.optional_double))
    self.assertTrue(IsPosInf(golden_message.repeated_float[0]))
    self.assertTrue(IsPosInf(golden_message.repeated_double[0]))
    self.assertEqual(golden_data, golden_message.SerializeToString()) 

# 需要导入模块: from google.protobuf import message [as 别名]
# 或者: from google.protobuf.message import SerializeToString [as 别名]
def testNegativeInfinity(self, message_module):
    if message_module is unittest_pb2:
      golden_data = (b'\x5D\x00\x00\x80\xFF'
                     b'\x61\x00\x00\x00\x00\x00\x00\xF0\xFF'
                     b'\xCD\x02\x00\x00\x80\xFF'
                     b'\xD1\x02\x00\x00\x00\x00\x00\x00\xF0\xFF')
    else:
      golden_data = (b'\x5D\x00\x00\x80\xFF'
                     b'\x61\x00\x00\x00\x00\x00\x00\xF0\xFF'
                     b'\xCA\x02\x04\x00\x00\x80\xFF'
                     b'\xD2\x02\x08\x00\x00\x00\x00\x00\x00\xF0\xFF')

    golden_message = message_module.TestAllTypes()
    golden_message.ParseFromString(golden_data)
    self.assertTrue(IsNegInf(golden_message.optional_float))
    self.assertTrue(IsNegInf(golden_message.optional_double))
    self.assertTrue(IsNegInf(golden_message.repeated_float[0]))
    self.assertTrue(IsNegInf(golden_message.repeated_double[0]))
    self.assertEqual(golden_data, golden_message.SerializeToString()) 

# 需要导入模块: from google.protobuf import message [as 别名]
# 或者: from google.protobuf.message import SerializeToString [as 别名]
def testSortingRepeatedCompositeFieldsStable(self, message_module):
    """Check passing a custom comparator to sort a repeated composite field."""
    message = message_module.TestAllTypes()

    message.repeated_nested_message.add().bb = 21
    message.repeated_nested_message.add().bb = 20
    message.repeated_nested_message.add().bb = 13
    message.repeated_nested_message.add().bb = 33
    message.repeated_nested_message.add().bb = 11
    message.repeated_nested_message.add().bb = 24
    message.repeated_nested_message.add().bb = 10
    message.repeated_nested_message.sort(key=lambda z: z.bb // 10)
    self.assertEqual(
        [13, 11, 10, 21, 20, 24, 33],
        [n.bb for n in message.repeated_nested_message])

    # Make sure that for the C++ implementation, the underlying fields
    # are actually reordered.
    pb = message.SerializeToString()
    message.Clear()
    message.MergeFromString(pb)
    self.assertEqual(
        [13, 11, 10, 21, 20, 24, 33],
        [n.bb for n in message.repeated_nested_message]) 

# 需要导入模块: from google.protobuf import message [as 别名]
# 或者: from google.protobuf.message import SerializeToString [as 别名]
def testAssignUnknownEnum(self):
    """Assigning an unknown enum value is allowed and preserves the value."""
    m = unittest_proto3_arena_pb2.TestAllTypes()

    # Proto3 can assign unknown enums.
    m.optional_nested_enum = 1234567
    self.assertEqual(1234567, m.optional_nested_enum)
    m.repeated_nested_enum.append(22334455)
    self.assertEqual(22334455, m.repeated_nested_enum[0])
    # Assignment is a different code path than append for the C++ impl.
    m.repeated_nested_enum[0] = 7654321
    self.assertEqual(7654321, m.repeated_nested_enum[0])
    serialized = m.SerializeToString()

    m2 = unittest_proto3_arena_pb2.TestAllTypes()
    m2.ParseFromString(serialized)
    self.assertEqual(1234567, m2.optional_nested_enum)
    self.assertEqual(7654321, m2.repeated_nested_enum[0])

  # Map isn't really a proto3-only feature. But there is no proto2 equivalent
  # of google/protobuf/map_unittest.proto right now, so it's not easy to
  # test both with the same test like we do for the other proto2/proto3 tests.
  # (google/protobuf/map_proto2_unittest.proto is very different in the set
  # of messages and fields it contains). 

# 需要导入模块: from google.protobuf import message [as 别名]
# 或者: from google.protobuf.message import SerializeToString [as 别名]
def testMapAssignmentCausesPresence(self):
    msg = map_unittest_pb2.TestMapSubmessage()
    msg.test_map.map_int32_int32[123] = 456

    serialized = msg.SerializeToString()
    msg2 = map_unittest_pb2.TestMapSubmessage()
    msg2.ParseFromString(serialized)

    self.assertEqual(msg, msg2)

    # Now test that various mutations of the map properly invalidate the
    # cached size of the submessage.
    msg.test_map.map_int32_int32[888] = 999
    serialized = msg.SerializeToString()
    msg2.ParseFromString(serialized)
    self.assertEqual(msg, msg2)

    msg.test_map.map_int32_int32.clear()
    serialized = msg.SerializeToString()
    msg2.ParseFromString(serialized)
    self.assertEqual(msg, msg2) 

# 需要导入模块: from google.protobuf import message [as 别名]
# 或者: from google.protobuf.message import SerializeToString [as 别名]
def testSubmessageMap(self):
    msg = map_unittest_pb2.TestMap()

    submsg = msg.map_int32_foreign_message[111]
    self.assertIs(submsg, msg.map_int32_foreign_message[111])
    self.assertIsInstance(submsg, unittest_pb2.ForeignMessage)

    submsg.c = 5

    serialized = msg.SerializeToString()
    msg2 = map_unittest_pb2.TestMap()
    msg2.ParseFromString(serialized)

    self.assertEqual(5, msg2.map_int32_foreign_message[111].c)

    # Doesn't allow direct submessage assignment.
    with self.assertRaises(ValueError):
      msg.map_int32_foreign_message[88] = unittest_pb2.ForeignMessage() 

# 需要导入模块: from google.protobuf import message [as 别名]
# 或者: from google.protobuf.message import SerializeToString [as 别名]
def testPackedFields(self):
    message = packed_field_test_pb2.TestPackedTypes()
    self.setMessage(message)
    golden_data = (b'\x0A\x01\x01'
                   b'\x12\x01\x01'
                   b'\x1A\x01\x01'
                   b'\x22\x01\x01'
                   b'\x2A\x01\x02'
                   b'\x32\x01\x02'
                   b'\x3A\x04\x01\x00\x00\x00'
                   b'\x42\x08\x01\x00\x00\x00\x00\x00\x00\x00'
                   b'\x4A\x04\x01\x00\x00\x00'
                   b'\x52\x08\x01\x00\x00\x00\x00\x00\x00\x00'
                   b'\x5A\x04\x00\x00\x80\x3f'
                   b'\x62\x08\x00\x00\x00\x00\x00\x00\xf0\x3f'
                   b'\x6A\x01\x01'
                   b'\x72\x01\x01')
    self.assertEqual(golden_data, message.SerializeToString()) 

# 需要导入模块: from google.protobuf import message [as 别名]
# 或者: from google.protobuf.message import SerializeToString [as 别名]
def testUnpackedFields(self):
    message = packed_field_test_pb2.TestUnpackedTypes()
    self.setMessage(message)
    golden_data = (b'\x08\x01'
                   b'\x10\x01'
                   b'\x18\x01'
                   b'\x20\x01'
                   b'\x28\x02'
                   b'\x30\x02'
                   b'\x3D\x01\x00\x00\x00'
                   b'\x41\x01\x00\x00\x00\x00\x00\x00\x00'
                   b'\x4D\x01\x00\x00\x00'
                   b'\x51\x01\x00\x00\x00\x00\x00\x00\x00'
                   b'\x5D\x00\x00\x80\x3f'
                   b'\x61\x00\x00\x00\x00\x00\x00\xf0\x3f'
                   b'\x68\x01'
                   b'\x70\x01')
    self.assertEqual(golden_data, message.SerializeToString()) 

# 需要导入模块: from google.protobuf import message [as 别名]
# 或者: from google.protobuf.message import SerializeToString [as 别名]
def testNotANumber(self, message_module):
    golden_data = (b'\x5D\x00\x00\xC0\x7F'
                   b'\x61\x00\x00\x00\x00\x00\x00\xF8\x7F'
                   b'\xCD\x02\x00\x00\xC0\x7F'
                   b'\xD1\x02\x00\x00\x00\x00\x00\x00\xF8\x7F')
    golden_message = message_module.TestAllTypes()
    golden_message.ParseFromString(golden_data)
    self.assertTrue(isnan(golden_message.optional_float))
    self.assertTrue(isnan(golden_message.optional_double))
    self.assertTrue(isnan(golden_message.repeated_float[0]))
    self.assertTrue(isnan(golden_message.repeated_double[0]))

    # The protocol buffer may serialize to any one of multiple different
    # representations of a NaN.  Rather than verify a specific representation,
    # verify the serialized string can be converted into a correctly
    # behaving protocol buffer.
    serialized = golden_message.SerializeToString()
    message = message_module.TestAllTypes()
    message.ParseFromString(serialized)
    self.assertTrue(isnan(message.optional_float))
    self.assertTrue(isnan(message.optional_double))
    self.assertTrue(isnan(message.repeated_float[0]))
    self.assertTrue(isnan(message.repeated_double[0])) 

# 需要导入模块: from google.protobuf import message [as 别名]
# 或者: from google.protobuf.message import SerializeToString [as 别名]
def testGoldenPackedMessage(self, message_module):
    golden_data = test_util.GoldenFileData('golden_packed_fields_message')
    golden_message = message_module.TestPackedTypes()
    golden_message.ParseFromString(golden_data)
    all_set = message_module.TestPackedTypes()
    test_util.SetAllPackedFields(all_set)
    self.assertEqual(all_set, golden_message)
    self.assertEqual(golden_data, all_set.SerializeToString())
    golden_copy = copy.deepcopy(golden_message)
    self.assertEqual(golden_data, golden_copy.SerializeToString()) 

# 需要导入模块: from google.protobuf import message [as 别名]
# 或者: from google.protobuf.message import SerializeToString [as 别名]
def testDeterminismParameters(self, message_module):
    # This message is always deterministically serialized, even if determinism
    # is disabled, so we can use it to verify that all the determinism
    # parameters work correctly.
    golden_data = (b'\xe2\x02\nOne string'
                   b'\xe2\x02\nTwo string'
                   b'\xe2\x02\nRed string'
                   b'\xe2\x02\x0bBlue string')
    golden_message = message_module.TestAllTypes()
    golden_message.repeated_string.extend([
        'One string',
        'Two string',
        'Red string',
        'Blue string',
    ])
    self.assertEqual(golden_data,
                     golden_message.SerializeToString(deterministic=None))
    self.assertEqual(golden_data,
                     golden_message.SerializeToString(deterministic=False))
    self.assertEqual(golden_data,
                     golden_message.SerializeToString(deterministic=True))

    class BadArgError(Exception):
      pass

    class BadArg(object):

      def __bool__(self):
        raise BadArgError()

      def __bool__(self):
        raise BadArgError()

    with self.assertRaises(BadArgError):
      golden_message.SerializeToString(deterministic=BadArg()) 

# 需要导入模块: from google.protobuf import message [as 别名]
# 或者: from google.protobuf.message import SerializeToString [as 别名]
def testPositiveInfinityPacked(self, message_module):
    golden_data = (b'\xA2\x06\x04\x00\x00\x80\x7F'
                   b'\xAA\x06\x08\x00\x00\x00\x00\x00\x00\xF0\x7F')
    golden_message = message_module.TestPackedTypes()
    golden_message.ParseFromString(golden_data)
    self.assertTrue(IsPosInf(golden_message.packed_float[0]))
    self.assertTrue(IsPosInf(golden_message.packed_double[0]))
    self.assertEqual(golden_data, golden_message.SerializeToString()) 

# 需要导入模块: from google.protobuf import message [as 别名]
# 或者: from google.protobuf.message import SerializeToString [as 别名]
def testNegativeInfinityPacked(self, message_module):
    golden_data = (b'\xA2\x06\x04\x00\x00\x80\xFF'
                   b'\xAA\x06\x08\x00\x00\x00\x00\x00\x00\xF0\xFF')
    golden_message = message_module.TestPackedTypes()
    golden_message.ParseFromString(golden_data)
    self.assertTrue(IsNegInf(golden_message.packed_float[0]))
    self.assertTrue(IsNegInf(golden_message.packed_double[0]))
    self.assertEqual(golden_data, golden_message.SerializeToString()) 

# 需要导入模块: from google.protobuf import message [as 别名]
# 或者: from google.protobuf.message import SerializeToString [as 别名]
def testNotANumberPacked(self, message_module):
    golden_data = (b'\xA2\x06\x04\x00\x00\xC0\x7F'
                   b'\xAA\x06\x08\x00\x00\x00\x00\x00\x00\xF8\x7F')
    golden_message = message_module.TestPackedTypes()
    golden_message.ParseFromString(golden_data)
    self.assertTrue(isnan(golden_message.packed_float[0]))
    self.assertTrue(isnan(golden_message.packed_double[0]))

    serialized = golden_message.SerializeToString()
    message = message_module.TestPackedTypes()
    message.ParseFromString(serialized)
    self.assertTrue(isnan(message.packed_float[0]))
    self.assertTrue(isnan(message.packed_double[0]))