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Diffstat (limited to 'src/python/grpcio_tests/tests/unit/framework/interfaces/face/_stock_service.py')
| -rw-r--r-- | src/python/grpcio_tests/tests/unit/framework/interfaces/face/_stock_service.py | 390 |
1 files changed, 0 insertions, 390 deletions
diff --git a/src/python/grpcio_tests/tests/unit/framework/interfaces/face/_stock_service.py b/src/python/grpcio_tests/tests/unit/framework/interfaces/face/_stock_service.py deleted file mode 100644 index a84e02a79a..0000000000 --- a/src/python/grpcio_tests/tests/unit/framework/interfaces/face/_stock_service.py +++ /dev/null @@ -1,390 +0,0 @@ -# Copyright 2015 gRPC authors. -# -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. -"""Examples of Python implementations of the stock.proto Stock service.""" - -from grpc.framework.common import cardinality -from grpc.framework.foundation import abandonment -from grpc.framework.foundation import stream -from tests.unit.framework.common import test_constants -from tests.unit.framework.interfaces.face import _service -from tests.unit._junkdrawer import stock_pb2 - -_STOCK_GROUP_NAME = 'Stock' -_SYMBOL_FORMAT = 'test symbol:%03d' - -# A test-appropriate security-pricing function. :-P -_price = lambda symbol_name: float(hash(symbol_name) % 4096) - - -def _get_last_trade_price(stock_request, stock_reply_callback, control, active): - """A unary-request, unary-response test method.""" - control.control() - if active(): - stock_reply_callback( - stock_pb2.StockReply( - symbol=stock_request.symbol, - price=_price(stock_request.symbol))) - else: - raise abandonment.Abandoned() - - -def _get_last_trade_price_multiple(stock_reply_consumer, control, active): - """A stream-request, stream-response test method.""" - - def stock_reply_for_stock_request(stock_request): - control.control() - if active(): - return stock_pb2.StockReply( - symbol=stock_request.symbol, price=_price(stock_request.symbol)) - else: - raise abandonment.Abandoned() - - class StockRequestConsumer(stream.Consumer): - - def consume(self, stock_request): - stock_reply_consumer.consume( - stock_reply_for_stock_request(stock_request)) - - def terminate(self): - control.control() - stock_reply_consumer.terminate() - - def consume_and_terminate(self, stock_request): - stock_reply_consumer.consume_and_terminate( - stock_reply_for_stock_request(stock_request)) - - return StockRequestConsumer() - - -def _watch_future_trades(stock_request, stock_reply_consumer, control, active): - """A unary-request, stream-response test method.""" - base_price = _price(stock_request.symbol) - for index in range(stock_request.num_trades_to_watch): - control.control() - if active(): - stock_reply_consumer.consume( - stock_pb2.StockReply( - symbol=stock_request.symbol, price=base_price + index)) - else: - raise abandonment.Abandoned() - stock_reply_consumer.terminate() - - -def _get_highest_trade_price(stock_reply_callback, control, active): - """A stream-request, unary-response test method.""" - - class StockRequestConsumer(stream.Consumer): - """Keeps an ongoing record of the most valuable symbol yet consumed.""" - - def __init__(self): - self._symbol = None - self._price = None - - def consume(self, stock_request): - control.control() - if active(): - if self._price is None: - self._symbol = stock_request.symbol - self._price = _price(stock_request.symbol) - else: - candidate_price = _price(stock_request.symbol) - if self._price < candidate_price: - self._symbol = stock_request.symbol - self._price = candidate_price - - def terminate(self): - control.control() - if active(): - if self._symbol is None: - raise ValueError() - else: - stock_reply_callback( - stock_pb2.StockReply( - symbol=self._symbol, price=self._price)) - self._symbol = None - self._price = None - - def consume_and_terminate(self, stock_request): - control.control() - if active(): - if self._price is None: - stock_reply_callback( - stock_pb2.StockReply( - symbol=stock_request.symbol, - price=_price(stock_request.symbol))) - else: - candidate_price = _price(stock_request.symbol) - if self._price < candidate_price: - stock_reply_callback( - stock_pb2.StockReply( - symbol=stock_request.symbol, - price=candidate_price)) - else: - stock_reply_callback( - stock_pb2.StockReply( - symbol=self._symbol, price=self._price)) - - self._symbol = None - self._price = None - - return StockRequestConsumer() - - -class GetLastTradePrice(_service.UnaryUnaryTestMethodImplementation): - """GetLastTradePrice for use in tests.""" - - def group(self): - return _STOCK_GROUP_NAME - - def name(self): - return 'GetLastTradePrice' - - def cardinality(self): - return cardinality.Cardinality.UNARY_UNARY - - def request_class(self): - return stock_pb2.StockRequest - - def response_class(self): - return stock_pb2.StockReply - - def serialize_request(self, request): - return request.SerializeToString() - - def deserialize_request(self, serialized_request): - return stock_pb2.StockRequest.FromString(serialized_request) - - def serialize_response(self, response): - return response.SerializeToString() - - def deserialize_response(self, serialized_response): - return stock_pb2.StockReply.FromString(serialized_response) - - def service(self, request, response_callback, context, control): - _get_last_trade_price(request, response_callback, control, - context.is_active) - - -class GetLastTradePriceMessages(_service.UnaryUnaryTestMessages): - - def __init__(self): - self._index = 0 - - def request(self): - symbol = _SYMBOL_FORMAT % self._index - self._index += 1 - return stock_pb2.StockRequest(symbol=symbol) - - def verify(self, request, response, test_case): - test_case.assertEqual(request.symbol, response.symbol) - test_case.assertEqual(_price(request.symbol), response.price) - - -class GetLastTradePriceMultiple(_service.StreamStreamTestMethodImplementation): - """GetLastTradePriceMultiple for use in tests.""" - - def group(self): - return _STOCK_GROUP_NAME - - def name(self): - return 'GetLastTradePriceMultiple' - - def cardinality(self): - return cardinality.Cardinality.STREAM_STREAM - - def request_class(self): - return stock_pb2.StockRequest - - def response_class(self): - return stock_pb2.StockReply - - def serialize_request(self, request): - return request.SerializeToString() - - def deserialize_request(self, serialized_request): - return stock_pb2.StockRequest.FromString(serialized_request) - - def serialize_response(self, response): - return response.SerializeToString() - - def deserialize_response(self, serialized_response): - return stock_pb2.StockReply.FromString(serialized_response) - - def service(self, response_consumer, context, control): - return _get_last_trade_price_multiple(response_consumer, control, - context.is_active) - - -class GetLastTradePriceMultipleMessages(_service.StreamStreamTestMessages): - """Pairs of message streams for use with GetLastTradePriceMultiple.""" - - def __init__(self): - self._index = 0 - - def requests(self): - base_index = self._index - self._index += 1 - return [ - stock_pb2.StockRequest(symbol=_SYMBOL_FORMAT % (base_index + index)) - for index in range(test_constants.STREAM_LENGTH) - ] - - def verify(self, requests, responses, test_case): - test_case.assertEqual(len(requests), len(responses)) - for stock_request, stock_reply in zip(requests, responses): - test_case.assertEqual(stock_request.symbol, stock_reply.symbol) - test_case.assertEqual( - _price(stock_request.symbol), stock_reply.price) - - -class WatchFutureTrades(_service.UnaryStreamTestMethodImplementation): - """WatchFutureTrades for use in tests.""" - - def group(self): - return _STOCK_GROUP_NAME - - def name(self): - return 'WatchFutureTrades' - - def cardinality(self): - return cardinality.Cardinality.UNARY_STREAM - - def request_class(self): - return stock_pb2.StockRequest - - def response_class(self): - return stock_pb2.StockReply - - def serialize_request(self, request): - return request.SerializeToString() - - def deserialize_request(self, serialized_request): - return stock_pb2.StockRequest.FromString(serialized_request) - - def serialize_response(self, response): - return response.SerializeToString() - - def deserialize_response(self, serialized_response): - return stock_pb2.StockReply.FromString(serialized_response) - - def service(self, request, response_consumer, context, control): - _watch_future_trades(request, response_consumer, control, - context.is_active) - - -class WatchFutureTradesMessages(_service.UnaryStreamTestMessages): - """Pairs of a single request message and a sequence of response messages.""" - - def __init__(self): - self._index = 0 - - def request(self): - symbol = _SYMBOL_FORMAT % self._index - self._index += 1 - return stock_pb2.StockRequest( - symbol=symbol, num_trades_to_watch=test_constants.STREAM_LENGTH) - - def verify(self, request, responses, test_case): - test_case.assertEqual(test_constants.STREAM_LENGTH, len(responses)) - base_price = _price(request.symbol) - for index, response in enumerate(responses): - test_case.assertEqual(base_price + index, response.price) - - -class GetHighestTradePrice(_service.StreamUnaryTestMethodImplementation): - """GetHighestTradePrice for use in tests.""" - - def group(self): - return _STOCK_GROUP_NAME - - def name(self): - return 'GetHighestTradePrice' - - def cardinality(self): - return cardinality.Cardinality.STREAM_UNARY - - def request_class(self): - return stock_pb2.StockRequest - - def response_class(self): - return stock_pb2.StockReply - - def serialize_request(self, request): - return request.SerializeToString() - - def deserialize_request(self, serialized_request): - return stock_pb2.StockRequest.FromString(serialized_request) - - def serialize_response(self, response): - return response.SerializeToString() - - def deserialize_response(self, serialized_response): - return stock_pb2.StockReply.FromString(serialized_response) - - def service(self, response_callback, context, control): - return _get_highest_trade_price(response_callback, control, - context.is_active) - - -class GetHighestTradePriceMessages(_service.StreamUnaryTestMessages): - - def requests(self): - return [ - stock_pb2.StockRequest(symbol=_SYMBOL_FORMAT % index) - for index in range(test_constants.STREAM_LENGTH) - ] - - def verify(self, requests, response, test_case): - price = None - symbol = None - for stock_request in requests: - current_symbol = stock_request.symbol - current_price = _price(current_symbol) - if price is None or price < current_price: - price = current_price - symbol = current_symbol - test_case.assertEqual(price, response.price) - test_case.assertEqual(symbol, response.symbol) - - -class StockTestService(_service.TestService): - """A corpus of test data with one method of each RPC cardinality.""" - - def unary_unary_scenarios(self): - return { - (_STOCK_GROUP_NAME, 'GetLastTradePrice'): - (GetLastTradePrice(), [GetLastTradePriceMessages()]), - } - - def unary_stream_scenarios(self): - return { - (_STOCK_GROUP_NAME, 'WatchFutureTrades'): - (WatchFutureTrades(), [WatchFutureTradesMessages()]), - } - - def stream_unary_scenarios(self): - return { - (_STOCK_GROUP_NAME, 'GetHighestTradePrice'): - (GetHighestTradePrice(), [GetHighestTradePriceMessages()]) - } - - def stream_stream_scenarios(self): - return { - (_STOCK_GROUP_NAME, 'GetLastTradePriceMultiple'): - (GetLastTradePriceMultiple(), - [GetLastTradePriceMultipleMessages()]), - } - - -STOCK_TEST_SERVICE = StockTestService() |