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| |
| """Interfaces implemented by data sets used in Face-layer tests.""" |
| |
| import abc |
| |
| import six |
| |
| # cardinality is referenced from specification in this module. |
| from grpc.framework.common import cardinality # pylint: disable=unused-import |
| |
| |
| class Method(six.with_metaclass(abc.ABCMeta)): |
| """An RPC method to be used in tests of RPC implementations.""" |
| |
| @abc.abstractmethod |
| def name(self): |
| """Identify the name of the method. |
| |
| Returns: |
| The name of the method. |
| """ |
| raise NotImplementedError() |
| |
| @abc.abstractmethod |
| def cardinality(self): |
| """Identify the cardinality of the method. |
| |
| Returns: |
| A cardinality.Cardinality value describing the streaming semantics of the |
| method. |
| """ |
| raise NotImplementedError() |
| |
| @abc.abstractmethod |
| def request_class(self): |
| """Identify the class used for the method's request objects. |
| |
| Returns: |
| The class object of the class to which the method's request objects |
| belong. |
| """ |
| raise NotImplementedError() |
| |
| @abc.abstractmethod |
| def response_class(self): |
| """Identify the class used for the method's response objects. |
| |
| Returns: |
| The class object of the class to which the method's response objects |
| belong. |
| """ |
| raise NotImplementedError() |
| |
| @abc.abstractmethod |
| def serialize_request(self, request): |
| """Serialize the given request object. |
| |
| Args: |
| request: A request object appropriate for this method. |
| """ |
| raise NotImplementedError() |
| |
| @abc.abstractmethod |
| def deserialize_request(self, serialized_request): |
| """Synthesize a request object from a given bytestring. |
| |
| Args: |
| serialized_request: A bytestring deserializable into a request object |
| appropriate for this method. |
| """ |
| raise NotImplementedError() |
| |
| @abc.abstractmethod |
| def serialize_response(self, response): |
| """Serialize the given response object. |
| |
| Args: |
| response: A response object appropriate for this method. |
| """ |
| raise NotImplementedError() |
| |
| @abc.abstractmethod |
| def deserialize_response(self, serialized_response): |
| """Synthesize a response object from a given bytestring. |
| |
| Args: |
| serialized_response: A bytestring deserializable into a response object |
| appropriate for this method. |
| """ |
| raise NotImplementedError() |