| # Copyright 2015-2016, Google Inc. |
| # All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are |
| # met: |
| # |
| # * Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # * Redistributions in binary form must reproduce the above |
| # copyright notice, this list of conditions and the following disclaimer |
| # in the documentation and/or other materials provided with the |
| # distribution. |
| # * Neither the name of Google Inc. nor the names of its |
| # contributors may be used to endorse or promote products derived from |
| # this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| """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() |