Python descriptor.MakeDescriptor方法代碼示例

# 需要導入模塊: from google.protobuf import descriptor [as 別名]
# 或者: from google.protobuf.descriptor import MakeDescriptor [as 別名]
def testParsingFlatClassWithExplicitClassDeclaration(self):
    """Test that the generated class can parse a flat message."""
    # TODO(xiaofeng): This test fails with cpp implemetnation in the call
    # of six.with_metaclass(). The other two callsites of with_metaclass
    # in this file are both excluded from cpp test, so it might be expected
    # to fail. Need someone more familiar with the python code to take a
    # look at this.
    if api_implementation.Type() != 'python':
      return
    file_descriptor = descriptor_pb2.FileDescriptorProto()
    file_descriptor.ParseFromString(self._GetSerializedFileDescriptor('A'))
    msg_descriptor = descriptor.MakeDescriptor(
        file_descriptor.message_type[0])

    class MessageClass(six.with_metaclass(reflection.GeneratedProtocolMessageType, message.Message)):
      DESCRIPTOR = msg_descriptor
    msg = MessageClass()
    msg_str = (
        'flat: 0 '
        'flat: 1 '
        'flat: 2 ')
    text_format.Merge(msg_str, msg)
    self.assertEqual(msg.flat, [0, 1, 2]) 

# 需要導入模塊: from google.protobuf import descriptor [as 別名]
# 或者: from google.protobuf.descriptor import MakeDescriptor [as 別名]
def testParsingNestedClass(self):
    """Test that the generated class can parse a nested message."""
    file_descriptor = descriptor_pb2.FileDescriptorProto()
    file_descriptor.ParseFromString(self._GetSerializedFileDescriptor('C'))
    msg_descriptor = descriptor.MakeDescriptor(
        file_descriptor.message_type[0])
    msg_class = reflection.MakeClass(msg_descriptor)
    msg = msg_class()
    msg_str = (
        'bar {'
        '  baz {'
        '    deep: 4'
        '  }'
        '}')
    text_format.Merge(msg_str, msg)
    self.assertEqual(msg.bar.baz.deep, 4) 

# 需要導入模塊: from google.protobuf import descriptor [as 別名]
# 或者: from google.protobuf.descriptor import MakeDescriptor [as 別名]
def testJsonName(self):
    descriptor_proto = descriptor_pb2.DescriptorProto()
    descriptor_proto.name = 'TestJsonName'
    names = ['field_name', 'fieldName', 'FieldName',
             '_field_name', 'FIELD_NAME', 'json_name']
    json_names = ['fieldName', 'fieldName', 'FieldName',
                  'FieldName', 'FIELDNAME', '@type']
    for index in range(len(names)):
      field = descriptor_proto.field.add()
      field.number = index + 1
      field.name = names[index]
    field.json_name = '@type'
    result = descriptor.MakeDescriptor(descriptor_proto)
    for index in range(len(json_names)):
      self.assertEqual(result.fields[index].json_name,
                       json_names[index]) 

# 需要導入模塊: from google.protobuf import descriptor [as 別名]
# 或者: from google.protobuf.descriptor import MakeDescriptor [as 別名]
def testParsingFlatClassWithExplicitClassDeclaration(self):
    """Test that the generated class can parse a flat message."""
    file_descriptor = descriptor_pb2.FileDescriptorProto()
    file_descriptor.ParseFromString(self._GetSerializedFileDescriptor('A'))
    msg_descriptor = descriptor.MakeDescriptor(
        file_descriptor.message_type[0])

    class MessageClass(message.Message, metaclass=reflection.GeneratedProtocolMessageType):
      DESCRIPTOR = msg_descriptor
    msg = MessageClass()
    msg_str = (
        'flat: 0 '
        'flat: 1 '
        'flat: 2 ')
    text_format.Merge(msg_str, msg)
    self.assertEqual(msg.flat, [0, 1, 2]) 

# 需要導入模塊: from google.protobuf import descriptor [as 別名]
# 或者: from google.protobuf.descriptor import MakeDescriptor [as 別名]
def testParsingFlatClass(self):
    """Test that the generated class can parse a flat message."""
    file_descriptor = descriptor_pb2.FileDescriptorProto()
    file_descriptor.ParseFromString(self._GetSerializedFileDescriptor('B'))
    msg_descriptor = descriptor.MakeDescriptor(
        file_descriptor.message_type[0])
    msg_class = reflection.MakeClass(msg_descriptor)
    msg = msg_class()
    msg_str = (
        'flat: 0 '
        'flat: 1 '
        'flat: 2 ')
    text_format.Merge(msg_str, msg)
    self.assertEqual(msg.flat, [0, 1, 2]) 

# 需要導入模塊: from google.protobuf import descriptor [as 別名]
# 或者: from google.protobuf.descriptor import MakeDescriptor [as 別名]
def testMakeDescriptorWithOptions(self):
    descriptor_proto = descriptor_pb2.DescriptorProto()
    aggregate_message = unittest_custom_options_pb2.AggregateMessage
    aggregate_message.DESCRIPTOR.CopyToProto(descriptor_proto)
    reformed_descriptor = descriptor.MakeDescriptor(descriptor_proto)

    options = reformed_descriptor.GetOptions()
    self.assertEqual(101,
                      options.Extensions[unittest_custom_options_pb2.msgopt].i) 

# 需要導入模塊: from google.protobuf import descriptor [as 別名]
# 或者: from google.protobuf.descriptor import MakeDescriptor [as 別名]
def testCamelcaseName(self):
    descriptor_proto = descriptor_pb2.DescriptorProto()
    descriptor_proto.name = 'Bar'
    names = ['foo_foo', 'FooBar', 'fooBaz', 'fooFoo', 'foobar']
    camelcase_names = ['fooFoo', 'fooBar', 'fooBaz', 'fooFoo', 'foobar']
    for index in range(len(names)):
      field = descriptor_proto.field.add()
      field.number = index + 1
      field.name = names[index]
    result = descriptor.MakeDescriptor(descriptor_proto)
    for index in range(len(camelcase_names)):
      self.assertEqual(result.fields[index].camelcase_name,
                       camelcase_names[index]) 

# 需要導入模塊: from google.protobuf import descriptor [as 別名]
# 或者: from google.protobuf.descriptor import MakeDescriptor [as 別名]
def testMakeDescriptorWithNestedFields(self):
    file_descriptor_proto = descriptor_pb2.FileDescriptorProto()
    file_descriptor_proto.name = 'Foo2'
    message_type = file_descriptor_proto.message_type.add()
    message_type.name = file_descriptor_proto.name
    nested_type = message_type.nested_type.add()
    nested_type.name = 'Sub'
    enum_type = nested_type.enum_type.add()
    enum_type.name = 'FOO'
    enum_type_val = enum_type.value.add()
    enum_type_val.name = 'BAR'
    enum_type_val.number = 3
    field = message_type.field.add()
    field.number = 1
    field.name = 'uint64_field'
    field.label = descriptor.FieldDescriptor.LABEL_REQUIRED
    field.type = descriptor.FieldDescriptor.TYPE_UINT64
    field = message_type.field.add()
    field.number = 2
    field.name = 'nested_message_field'
    field.label = descriptor.FieldDescriptor.LABEL_REQUIRED
    field.type = descriptor.FieldDescriptor.TYPE_MESSAGE
    field.type_name = 'Sub'
    enum_field = nested_type.field.add()
    enum_field.number = 2
    enum_field.name = 'bar_field'
    enum_field.label = descriptor.FieldDescriptor.LABEL_REQUIRED
    enum_field.type = descriptor.FieldDescriptor.TYPE_ENUM
    enum_field.type_name = 'Foo2.Sub.FOO'

    result = descriptor.MakeDescriptor(message_type)
    self.assertEqual(result.fields[0].cpp_type,
                     descriptor.FieldDescriptor.CPPTYPE_UINT64)
    self.assertEqual(result.fields[1].cpp_type,
                     descriptor.FieldDescriptor.CPPTYPE_MESSAGE)
    self.assertEqual(result.fields[1].message_type.containing_type,
                     result)
    self.assertEqual(result.nested_types[0].fields[0].full_name,
                     'Foo2.Sub.bar_field')
    self.assertEqual(result.nested_types[0].fields[0].enum_type,
                     result.nested_types[0].enum_types[0])