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# Copyright 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.
"""Tests of grpc_reflection.v1alpha.reflection."""
import unittest
import grpc
from grpc.framework.foundation import logging_pool
from grpc_reflection.v1alpha import reflection
from grpc_reflection.v1alpha import reflection_pb2
from grpc_reflection.v1alpha import reflection_pb2_grpc
from google.protobuf import descriptor_pool
from google.protobuf import descriptor_pb2
from src.proto.grpc.testing import empty_pb2
#empty2_pb2 is imported for import-consequent side-effects.
from src.proto.grpc.testing.proto2 import empty2_pb2 # pylint: disable=unused-import
from src.proto.grpc.testing.proto2 import empty2_extensions_pb2
from tests.unit.framework.common import test_constants
_EMPTY_PROTO_FILE_NAME = 'src/proto/grpc/testing/empty.proto'
_EMPTY_PROTO_SYMBOL_NAME = 'grpc.testing.Empty'
_SERVICE_NAMES = ('Angstrom', 'Bohr', 'Curie', 'Dyson', 'Einstein', 'Feynman',
'Galilei')
_EMPTY_EXTENSIONS_SYMBOL_NAME = 'grpc.testing.proto2.EmptyWithExtensions'
_EMPTY_EXTENSIONS_NUMBERS = (124, 125, 126, 127, 128,)
def _file_descriptor_to_proto(descriptor):
proto = descriptor_pb2.FileDescriptorProto()
descriptor.CopyToProto(proto)
return proto.SerializeToString()
class ReflectionServicerTest(unittest.TestCase):
def setUp(self):
servicer = reflection.ReflectionServicer(service_names=_SERVICE_NAMES)
server_pool = logging_pool.pool(test_constants.THREAD_CONCURRENCY)
self._server = grpc.server(server_pool)
port = self._server.add_insecure_port('[::]:0')
reflection_pb2_grpc.add_ServerReflectionServicer_to_server(servicer,
self._server)
self._server.start()
channel = grpc.insecure_channel('localhost:%d' % port)
self._stub = reflection_pb2_grpc.ServerReflectionStub(channel)
def testFileByName(self):
requests = (reflection_pb2.ServerReflectionRequest(
file_by_filename=_EMPTY_PROTO_FILE_NAME),
reflection_pb2.ServerReflectionRequest(
file_by_filename='i-donut-exist'),)
responses = tuple(self._stub.ServerReflectionInfo(iter(requests)))
expected_responses = (
reflection_pb2.ServerReflectionResponse(
valid_host='',
file_descriptor_response=reflection_pb2.FileDescriptorResponse(
file_descriptor_proto=(
_file_descriptor_to_proto(empty_pb2.DESCRIPTOR),))),
reflection_pb2.ServerReflectionResponse(
valid_host='',
error_response=reflection_pb2.ErrorResponse(
error_code=grpc.StatusCode.NOT_FOUND.value[0],
error_message=grpc.StatusCode.NOT_FOUND.value[1].encode(),
)),)
self.assertSequenceEqual(expected_responses, responses)
def testFileBySymbol(self):
requests = (reflection_pb2.ServerReflectionRequest(
file_containing_symbol=_EMPTY_PROTO_SYMBOL_NAME
), reflection_pb2.ServerReflectionRequest(
file_containing_symbol='i.donut.exist.co.uk.org.net.me.name.foo'),)
responses = tuple(self._stub.ServerReflectionInfo(iter(requests)))
expected_responses = (
reflection_pb2.ServerReflectionResponse(
valid_host='',
file_descriptor_response=reflection_pb2.FileDescriptorResponse(
file_descriptor_proto=(
_file_descriptor_to_proto(empty_pb2.DESCRIPTOR),))),
reflection_pb2.ServerReflectionResponse(
valid_host='',
error_response=reflection_pb2.ErrorResponse(
error_code=grpc.StatusCode.NOT_FOUND.value[0],
error_message=grpc.StatusCode.NOT_FOUND.value[1].encode(),
)),)
self.assertSequenceEqual(expected_responses, responses)
@unittest.skip(
'TODO(mmx): enable when (pure) python protobuf issue is fixed'
'(see https://github.com/google/protobuf/issues/2882)')
def testFileContainingExtension(self):
requests = (reflection_pb2.ServerReflectionRequest(
file_containing_extension=reflection_pb2.ExtensionRequest(
containing_type=_EMPTY_EXTENSIONS_SYMBOL_NAME,
extension_number=125,),
), reflection_pb2.ServerReflectionRequest(
file_containing_extension=reflection_pb2.ExtensionRequest(
containing_type='i.donut.exist.co.uk.org.net.me.name.foo',
extension_number=55,),),)
responses = tuple(self._stub.ServerReflectionInfo(iter(requests)))
expected_responses = (
reflection_pb2.ServerReflectionResponse(
valid_host='',
file_descriptor_response=reflection_pb2.FileDescriptorResponse(
file_descriptor_proto=(_file_descriptor_to_proto(
empty2_extensions_pb2.DESCRIPTOR),))),
reflection_pb2.ServerReflectionResponse(
valid_host='',
error_response=reflection_pb2.ErrorResponse(
error_code=grpc.StatusCode.NOT_FOUND.value[0],
error_message=grpc.StatusCode.NOT_FOUND.value[1].encode(),
)),)
self.assertSequenceEqual(expected_responses, responses)
def testExtensionNumbersOfType(self):
requests = (reflection_pb2.ServerReflectionRequest(
all_extension_numbers_of_type=_EMPTY_EXTENSIONS_SYMBOL_NAME
), reflection_pb2.ServerReflectionRequest(
all_extension_numbers_of_type='i.donut.exist.co.uk.net.name.foo'),)
responses = tuple(self._stub.ServerReflectionInfo(iter(requests)))
expected_responses = (
reflection_pb2.ServerReflectionResponse(
valid_host='',
all_extension_numbers_response=reflection_pb2.
ExtensionNumberResponse(
base_type_name=_EMPTY_EXTENSIONS_SYMBOL_NAME,
extension_number=_EMPTY_EXTENSIONS_NUMBERS)),
reflection_pb2.ServerReflectionResponse(
valid_host='',
error_response=reflection_pb2.ErrorResponse(
error_code=grpc.StatusCode.NOT_FOUND.value[0],
error_message=grpc.StatusCode.NOT_FOUND.value[1].encode(),
)),)
self.assertSequenceEqual(expected_responses, responses)
def testListServices(self):
requests = (reflection_pb2.ServerReflectionRequest(
list_services='',),)
responses = tuple(self._stub.ServerReflectionInfo(iter(requests)))
expected_responses = (reflection_pb2.ServerReflectionResponse(
valid_host='',
list_services_response=reflection_pb2.ListServiceResponse(
service=tuple(
reflection_pb2.ServiceResponse(name=name)
for name in _SERVICE_NAMES))),)
self.assertSequenceEqual(expected_responses, responses)
if __name__ == '__main__':
unittest.main(verbosity=2)
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