| # 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. |
| # * Neither the name of Google Inc. nor the names of its |
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| # 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 |
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| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| """Tests Face compliance of the crust-over-core-over-gRPC-links stack.""" |
| |
| import collections |
| import unittest |
| |
| from grpc._adapter import _intermediary_low |
| from grpc._links import invocation |
| from grpc._links import service |
| from grpc.framework.core import implementations as core_implementations |
| from grpc.framework.crust import implementations as crust_implementations |
| from grpc.framework.foundation import logging_pool |
| from grpc.framework.interfaces.links import utilities |
| from grpc_test import test_common as grpc_test_common |
| from grpc_test.framework.common import test_constants |
| from grpc_test.framework.interfaces.face import test_cases |
| from grpc_test.framework.interfaces.face import test_interfaces |
| |
| |
| class _SerializationBehaviors( |
| collections.namedtuple( |
| '_SerializationBehaviors', |
| ('request_serializers', 'request_deserializers', 'response_serializers', |
| 'response_deserializers',))): |
| pass |
| |
| |
| def _serialization_behaviors_from_test_methods(test_methods): |
| request_serializers = {} |
| request_deserializers = {} |
| response_serializers = {} |
| response_deserializers = {} |
| for (group, method), test_method in test_methods.iteritems(): |
| request_serializers[group, method] = test_method.serialize_request |
| request_deserializers[group, method] = test_method.deserialize_request |
| response_serializers[group, method] = test_method.serialize_response |
| response_deserializers[group, method] = test_method.deserialize_response |
| return _SerializationBehaviors( |
| request_serializers, request_deserializers, response_serializers, |
| response_deserializers) |
| |
| |
| class _Implementation(test_interfaces.Implementation): |
| |
| def instantiate( |
| self, methods, method_implementations, multi_method_implementation): |
| pool = logging_pool.pool(test_constants.POOL_SIZE) |
| servicer = crust_implementations.servicer( |
| method_implementations, multi_method_implementation, pool) |
| serialization_behaviors = _serialization_behaviors_from_test_methods( |
| methods) |
| invocation_end_link = core_implementations.invocation_end_link() |
| service_end_link = core_implementations.service_end_link( |
| servicer, test_constants.DEFAULT_TIMEOUT, |
| test_constants.MAXIMUM_TIMEOUT) |
| service_grpc_link = service.service_link( |
| serialization_behaviors.request_deserializers, |
| serialization_behaviors.response_serializers) |
| port = service_grpc_link.add_port('[::]:0', None) |
| channel = _intermediary_low.Channel('localhost:%d' % port, None) |
| invocation_grpc_link = invocation.invocation_link( |
| channel, b'localhost', None, |
| serialization_behaviors.request_serializers, |
| serialization_behaviors.response_deserializers) |
| |
| invocation_end_link.join_link(invocation_grpc_link) |
| invocation_grpc_link.join_link(invocation_end_link) |
| service_grpc_link.join_link(service_end_link) |
| service_end_link.join_link(service_grpc_link) |
| service_end_link.start() |
| invocation_end_link.start() |
| invocation_grpc_link.start() |
| service_grpc_link.start() |
| |
| generic_stub = crust_implementations.generic_stub(invocation_end_link, pool) |
| # TODO(nathaniel): Add a "groups" attribute to _digest.TestServiceDigest. |
| group = next(iter(methods))[0] |
| # TODO(nathaniel): Add a "cardinalities_by_group" attribute to |
| # _digest.TestServiceDigest. |
| cardinalities = { |
| method: method_object.cardinality() |
| for (group, method), method_object in methods.iteritems()} |
| dynamic_stub = crust_implementations.dynamic_stub( |
| invocation_end_link, group, cardinalities, pool) |
| |
| return generic_stub, {group: dynamic_stub}, ( |
| invocation_end_link, invocation_grpc_link, service_grpc_link, |
| service_end_link, pool) |
| |
| def destantiate(self, memo): |
| (invocation_end_link, invocation_grpc_link, service_grpc_link, |
| service_end_link, pool) = memo |
| invocation_end_link.stop(0).wait() |
| invocation_grpc_link.stop() |
| service_grpc_link.begin_stop() |
| service_end_link.stop(0).wait() |
| service_grpc_link.end_stop() |
| invocation_end_link.join_link(utilities.NULL_LINK) |
| invocation_grpc_link.join_link(utilities.NULL_LINK) |
| service_grpc_link.join_link(utilities.NULL_LINK) |
| service_end_link.join_link(utilities.NULL_LINK) |
| pool.shutdown(wait=True) |
| |
| def invocation_metadata(self): |
| return grpc_test_common.INVOCATION_INITIAL_METADATA |
| |
| def initial_metadata(self): |
| return grpc_test_common.SERVICE_INITIAL_METADATA |
| |
| def terminal_metadata(self): |
| return grpc_test_common.SERVICE_TERMINAL_METADATA |
| |
| def code(self): |
| return _intermediary_low.Code.OK |
| |
| def details(self): |
| return grpc_test_common.DETAILS |
| |
| def metadata_transmitted(self, original_metadata, transmitted_metadata): |
| return original_metadata is None or grpc_test_common.metadata_transmitted( |
| original_metadata, transmitted_metadata) |
| |
| |
| def load_tests(loader, tests, pattern): |
| return unittest.TestSuite( |
| tests=tuple( |
| loader.loadTestsFromTestCase(test_case_class) |
| for test_case_class in test_cases.test_cases(_Implementation()))) |
| |
| |
| if __name__ == '__main__': |
| unittest.main(verbosity=2) |