| # Copyright 2015, 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: |
| # |
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| # 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. |
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| # contributors may be used to endorse or promote products derived from |
| # this software without specific prior written permission. |
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| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| """Implementations of interoperability test methods.""" |
| |
| import enum |
| import threading |
| |
| from grpc.early_adopter import utilities |
| |
| from interop import empty_pb2 |
| from interop import messages_pb2 |
| |
| _TIMEOUT = 7 |
| |
| |
| def _empty_call(request, unused_context): |
| return empty_pb2.Empty() |
| |
| _CLIENT_EMPTY_CALL = utilities.unary_unary_invocation_description( |
| empty_pb2.Empty.SerializeToString, empty_pb2.Empty.FromString) |
| _SERVER_EMPTY_CALL = utilities.unary_unary_service_description( |
| _empty_call, empty_pb2.Empty.FromString, |
| empty_pb2.Empty.SerializeToString) |
| |
| |
| def _unary_call(request, unused_context): |
| return messages_pb2.SimpleResponse( |
| payload=messages_pb2.Payload( |
| type=messages_pb2.COMPRESSABLE, |
| body=b'\x00' * request.response_size)) |
| |
| _CLIENT_UNARY_CALL = utilities.unary_unary_invocation_description( |
| messages_pb2.SimpleRequest.SerializeToString, |
| messages_pb2.SimpleResponse.FromString) |
| _SERVER_UNARY_CALL = utilities.unary_unary_service_description( |
| _unary_call, messages_pb2.SimpleRequest.FromString, |
| messages_pb2.SimpleResponse.SerializeToString) |
| |
| |
| def _streaming_output_call(request, unused_context): |
| for response_parameters in request.response_parameters: |
| yield messages_pb2.StreamingOutputCallResponse( |
| payload=messages_pb2.Payload( |
| type=request.response_type, |
| body=b'\x00' * response_parameters.size)) |
| |
| _CLIENT_STREAMING_OUTPUT_CALL = utilities.unary_stream_invocation_description( |
| messages_pb2.StreamingOutputCallRequest.SerializeToString, |
| messages_pb2.StreamingOutputCallResponse.FromString) |
| _SERVER_STREAMING_OUTPUT_CALL = utilities.unary_stream_service_description( |
| _streaming_output_call, |
| messages_pb2.StreamingOutputCallRequest.FromString, |
| messages_pb2.StreamingOutputCallResponse.SerializeToString) |
| |
| |
| def _streaming_input_call(request_iterator, unused_context): |
| aggregate_size = 0 |
| for request in request_iterator: |
| if request.payload and request.payload.body: |
| aggregate_size += len(request.payload.body) |
| return messages_pb2.StreamingInputCallResponse( |
| aggregated_payload_size=aggregate_size) |
| |
| _CLIENT_STREAMING_INPUT_CALL = utilities.stream_unary_invocation_description( |
| messages_pb2.StreamingInputCallRequest.SerializeToString, |
| messages_pb2.StreamingInputCallResponse.FromString) |
| _SERVER_STREAMING_INPUT_CALL = utilities.stream_unary_service_description( |
| _streaming_input_call, |
| messages_pb2.StreamingInputCallRequest.FromString, |
| messages_pb2.StreamingInputCallResponse.SerializeToString) |
| |
| |
| def _full_duplex_call(request_iterator, unused_context): |
| for request in request_iterator: |
| yield messages_pb2.StreamingOutputCallResponse( |
| payload=messages_pb2.Payload( |
| type=request.payload.type, |
| body=b'\x00' * request.response_parameters[0].size)) |
| |
| _CLIENT_FULL_DUPLEX_CALL = utilities.stream_stream_invocation_description( |
| messages_pb2.StreamingOutputCallRequest.SerializeToString, |
| messages_pb2.StreamingOutputCallResponse.FromString) |
| _SERVER_FULL_DUPLEX_CALL = utilities.stream_stream_service_description( |
| _full_duplex_call, |
| messages_pb2.StreamingOutputCallRequest.FromString, |
| messages_pb2.StreamingOutputCallResponse.SerializeToString) |
| |
| # NOTE(nathaniel): Apparently this is the same as the full-duplex call? |
| _CLIENT_HALF_DUPLEX_CALL = utilities.stream_stream_invocation_description( |
| messages_pb2.StreamingOutputCallRequest.SerializeToString, |
| messages_pb2.StreamingOutputCallResponse.FromString) |
| _SERVER_HALF_DUPLEX_CALL = utilities.stream_stream_service_description( |
| _full_duplex_call, |
| messages_pb2.StreamingOutputCallRequest.FromString, |
| messages_pb2.StreamingOutputCallResponse.SerializeToString) |
| |
| |
| _SERVICE_NAME = '/grpc.testing.TestService' |
| |
| EMPTY_CALL_METHOD_NAME = _SERVICE_NAME + '/EmptyCall' |
| UNARY_CALL_METHOD_NAME = _SERVICE_NAME + '/UnaryCall' |
| STREAMING_OUTPUT_CALL_METHOD_NAME = _SERVICE_NAME + '/StreamingOutputCall' |
| STREAMING_INPUT_CALL_METHOD_NAME = _SERVICE_NAME + '/StreamingInputCall' |
| FULL_DUPLEX_CALL_METHOD_NAME = _SERVICE_NAME + '/FullDuplexCall' |
| HALF_DUPLEX_CALL_METHOD_NAME = _SERVICE_NAME + '/HalfDuplexCall' |
| |
| CLIENT_METHODS = { |
| EMPTY_CALL_METHOD_NAME: _CLIENT_EMPTY_CALL, |
| UNARY_CALL_METHOD_NAME: _CLIENT_UNARY_CALL, |
| STREAMING_OUTPUT_CALL_METHOD_NAME: _CLIENT_STREAMING_OUTPUT_CALL, |
| STREAMING_INPUT_CALL_METHOD_NAME: _CLIENT_STREAMING_INPUT_CALL, |
| FULL_DUPLEX_CALL_METHOD_NAME: _CLIENT_FULL_DUPLEX_CALL, |
| HALF_DUPLEX_CALL_METHOD_NAME: _CLIENT_HALF_DUPLEX_CALL, |
| } |
| |
| SERVER_METHODS = { |
| EMPTY_CALL_METHOD_NAME: _SERVER_EMPTY_CALL, |
| UNARY_CALL_METHOD_NAME: _SERVER_UNARY_CALL, |
| STREAMING_OUTPUT_CALL_METHOD_NAME: _SERVER_STREAMING_OUTPUT_CALL, |
| STREAMING_INPUT_CALL_METHOD_NAME: _SERVER_STREAMING_INPUT_CALL, |
| FULL_DUPLEX_CALL_METHOD_NAME: _SERVER_FULL_DUPLEX_CALL, |
| HALF_DUPLEX_CALL_METHOD_NAME: _SERVER_HALF_DUPLEX_CALL, |
| } |
| |
| |
| def _empty_unary(stub): |
| with stub: |
| response = stub.EmptyCall(empty_pb2.Empty(), _TIMEOUT) |
| if not isinstance(response, empty_pb2.Empty): |
| raise TypeError( |
| 'response is of type "%s", not empty_pb2.Empty!', type(response)) |
| |
| |
| def _large_unary(stub): |
| with stub: |
| request = messages_pb2.SimpleRequest( |
| response_type=messages_pb2.COMPRESSABLE, response_size=314159, |
| payload=messages_pb2.Payload(body=b'\x00' * 271828)) |
| response_future = stub.UnaryCall.async(request, _TIMEOUT) |
| response = response_future.result() |
| if response.payload.type is not messages_pb2.COMPRESSABLE: |
| raise ValueError( |
| 'response payload type is "%s"!' % type(response.payload.type)) |
| if len(response.payload.body) != 314159: |
| raise ValueError( |
| 'response body of incorrect size %d!' % len(response.payload.body)) |
| |
| |
| def _client_streaming(stub): |
| with stub: |
| payload_body_sizes = (27182, 8, 1828, 45904) |
| payloads = ( |
| messages_pb2.Payload(body=b'\x00' * size) |
| for size in payload_body_sizes) |
| requests = ( |
| messages_pb2.StreamingInputCallRequest(payload=payload) |
| for payload in payloads) |
| response = stub.StreamingInputCall(requests, _TIMEOUT) |
| if response.aggregated_payload_size != 74922: |
| raise ValueError( |
| 'incorrect size %d!' % response.aggregated_payload_size) |
| |
| |
| def _server_streaming(stub): |
| sizes = (31415, 9, 2653, 58979) |
| |
| with stub: |
| request = messages_pb2.StreamingOutputCallRequest( |
| response_type=messages_pb2.COMPRESSABLE, |
| response_parameters=( |
| messages_pb2.ResponseParameters(size=sizes[0]), |
| messages_pb2.ResponseParameters(size=sizes[1]), |
| messages_pb2.ResponseParameters(size=sizes[2]), |
| messages_pb2.ResponseParameters(size=sizes[3]), |
| )) |
| response_iterator = stub.StreamingOutputCall(request, _TIMEOUT) |
| for index, response in enumerate(response_iterator): |
| if response.payload.type != messages_pb2.COMPRESSABLE: |
| raise ValueError( |
| 'response body of invalid type %s!' % response.payload.type) |
| if len(response.payload.body) != sizes[index]: |
| raise ValueError( |
| 'response body of invalid size %d!' % len(response.payload.body)) |
| |
| |
| class _Pipe(object): |
| |
| def __init__(self): |
| self._condition = threading.Condition() |
| self._values = [] |
| self._open = True |
| |
| def __iter__(self): |
| return self |
| |
| def next(self): |
| with self._condition: |
| while not self._values and self._open: |
| self._condition.wait() |
| if self._values: |
| return self._values.pop(0) |
| else: |
| raise StopIteration() |
| |
| def add(self, value): |
| with self._condition: |
| self._values.append(value) |
| self._condition.notify() |
| |
| def close(self): |
| with self._condition: |
| self._open = False |
| self._condition.notify() |
| |
| |
| def _ping_pong(stub): |
| request_response_sizes = (31415, 9, 2653, 58979) |
| request_payload_sizes = (27182, 8, 1828, 45904) |
| |
| with stub: |
| pipe = _Pipe() |
| response_iterator = stub.FullDuplexCall(pipe, _TIMEOUT) |
| print 'Starting ping-pong with response iterator %s' % response_iterator |
| for response_size, payload_size in zip( |
| request_response_sizes, request_payload_sizes): |
| request = messages_pb2.StreamingOutputCallRequest( |
| response_type=messages_pb2.COMPRESSABLE, |
| response_parameters=(messages_pb2.ResponseParameters( |
| size=response_size),), |
| payload=messages_pb2.Payload(body=b'\x00' * payload_size)) |
| pipe.add(request) |
| response = next(response_iterator) |
| if response.payload.type != messages_pb2.COMPRESSABLE: |
| raise ValueError( |
| 'response body of invalid type %s!' % response.payload.type) |
| if len(response.payload.body) != response_size: |
| raise ValueError( |
| 'response body of invalid size %d!' % len(response.payload.body)) |
| pipe.close() |
| |
| |
| @enum.unique |
| class TestCase(enum.Enum): |
| EMPTY_UNARY = 'empty_unary' |
| LARGE_UNARY = 'large_unary' |
| SERVER_STREAMING = 'server_streaming' |
| CLIENT_STREAMING = 'client_streaming' |
| PING_PONG = 'ping_pong' |
| |
| def test_interoperability(self, stub): |
| if self is TestCase.EMPTY_UNARY: |
| _empty_unary(stub) |
| elif self is TestCase.LARGE_UNARY: |
| _large_unary(stub) |
| elif self is TestCase.SERVER_STREAMING: |
| _server_streaming(stub) |
| elif self is TestCase.CLIENT_STREAMING: |
| _client_streaming(stub) |
| elif self is TestCase.PING_PONG: |
| _ping_pong(stub) |
| else: |
| raise NotImplementedError('Test case "%s" not implemented!' % self.name) |