| # Copyright 2015, Google Inc. |
| # All rights reserved. |
| # |
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| # * Redistributions in binary form must reproduce the above |
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| # in the documentation and/or other materials provided with the |
| # distribution. |
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| # this software without specific prior written permission. |
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| |
| """Common construction and destruction for GRPC-backed Face-layer tests.""" |
| |
| import unittest |
| |
| from grpc._adapter import fore |
| from grpc._adapter import rear |
| from grpc.framework.base import util |
| from grpc.framework.base import implementations as base_implementations |
| from grpc.framework.face import implementations as face_implementations |
| from grpc.framework.foundation import logging_pool |
| from grpc_test.framework.face.testing import coverage |
| from grpc_test.framework.face.testing import serial |
| from grpc_test.framework.face.testing import test_case |
| |
| _TIMEOUT = 3 |
| _MAXIMUM_TIMEOUT = 90 |
| _MAXIMUM_POOL_SIZE = 4 |
| |
| |
| class FaceTestCase(test_case.FaceTestCase, coverage.BlockingCoverage): |
| """Provides abstract Face-layer tests a GRPC-backed implementation.""" |
| |
| def set_up_implementation( |
| self, name, methods, method_implementations, |
| multi_method_implementation): |
| pool = logging_pool.pool(_MAXIMUM_POOL_SIZE) |
| |
| servicer = face_implementations.servicer( |
| pool, method_implementations, multi_method_implementation) |
| |
| serialization = serial.serialization(methods) |
| |
| fore_link = fore.ForeLink( |
| pool, serialization.request_deserializers, |
| serialization.response_serializers, None, ()) |
| fore_link.start() |
| port = fore_link.port() |
| rear_link = rear.RearLink( |
| 'localhost', port, pool, |
| serialization.request_serializers, |
| serialization.response_deserializers, False, None, None, None) |
| rear_link.start() |
| front = base_implementations.front_link(pool, pool, pool) |
| back = base_implementations.back_link( |
| servicer, pool, pool, pool, _TIMEOUT, _MAXIMUM_TIMEOUT) |
| fore_link.join_rear_link(back) |
| back.join_fore_link(fore_link) |
| rear_link.join_fore_link(front) |
| front.join_rear_link(rear_link) |
| |
| stub = face_implementations.generic_stub(front, pool) |
| return stub, (rear_link, fore_link, front, back) |
| |
| def tear_down_implementation(self, memo): |
| rear_link, fore_link, front, back = memo |
| # TODO(nathaniel): Waiting for the front and back to idle possibly should |
| # not be necessary - investigate as part of graceful shutdown work. |
| util.wait_for_idle(front) |
| util.wait_for_idle(back) |
| rear_link.stop() |
| fore_link.stop() |
| |
| @unittest.skip('Service-side failure not transmitted by GRPC.') |
| def testFailedUnaryRequestUnaryResponse(self): |
| raise NotImplementedError() |
| |
| @unittest.skip('Service-side failure not transmitted by GRPC.') |
| def testFailedUnaryRequestStreamResponse(self): |
| raise NotImplementedError() |
| |
| @unittest.skip('Service-side failure not transmitted by GRPC.') |
| def testFailedStreamRequestUnaryResponse(self): |
| raise NotImplementedError() |
| |
| @unittest.skip('Service-side failure not transmitted by GRPC.') |
| def testFailedStreamRequestStreamResponse(self): |
| raise NotImplementedError() |