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https://github.com/open-telemetry/opentelemetry-python-contrib.git
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121 lines
3.8 KiB
Python
121 lines
3.8 KiB
Python
# Copyright The OpenTelemetry Authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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try:
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from unittest import IsolatedAsyncioTestCase
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except ImportError:
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# unittest.IsolatedAsyncioTestCase was introduced in Python 3.8. It's use
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# simplifies the following tests. Without it, the amount of test code
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# increases significantly, with most of the additional code handling
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# the asyncio set up.
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from unittest import TestCase
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class IsolatedAsyncioTestCase(TestCase):
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def run(self, result=None):
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self.skipTest(
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"This test requires Python 3.8 for unittest.IsolatedAsyncioTestCase"
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)
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import grpc
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import pytest
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from opentelemetry.instrumentation.grpc import GrpcAioInstrumentorClient
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from opentelemetry.test.test_base import TestBase
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from ._aio_client import simple_method
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from ._server import create_test_server
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from .protobuf import test_server_pb2_grpc # pylint: disable=no-name-in-module
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def request_hook(span, request):
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span.set_attribute("request_data", request.request_data)
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def response_hook(span, response):
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span.set_attribute("response_data", response)
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def request_hook_with_exception(_span, _request):
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raise Exception()
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def response_hook_with_exception(_span, _response):
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raise Exception()
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@pytest.mark.asyncio
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class TestAioClientInterceptorWithHooks(TestBase, IsolatedAsyncioTestCase):
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def setUp(self):
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super().setUp()
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self.server = create_test_server(25565)
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self.server.start()
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def tearDown(self):
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super().tearDown()
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self.server.stop(None)
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async def test_request_and_response_hooks(self):
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instrumentor = GrpcAioInstrumentorClient()
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try:
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instrumentor.instrument(
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request_hook=request_hook,
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response_hook=response_hook,
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)
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channel = grpc.aio.insecure_channel(
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"localhost:25565",
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)
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stub = test_server_pb2_grpc.GRPCTestServerStub(channel)
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response = await simple_method(stub)
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assert response.response_data == "data"
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spans = self.memory_exporter.get_finished_spans()
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self.assertEqual(len(spans), 1)
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span = spans[0]
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self.assertIn("request_data", span.attributes)
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self.assertEqual(span.attributes["request_data"], "data")
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self.assertIn("response_data", span.attributes)
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self.assertEqual(span.attributes["response_data"], "")
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finally:
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instrumentor.uninstrument()
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async def test_hooks_with_exception(self):
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instrumentor = GrpcAioInstrumentorClient()
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try:
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instrumentor.instrument(
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request_hook=request_hook_with_exception,
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response_hook=response_hook_with_exception,
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)
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channel = grpc.aio.insecure_channel(
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"localhost:25565",
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)
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stub = test_server_pb2_grpc.GRPCTestServerStub(channel)
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response = await simple_method(stub)
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assert response.response_data == "data"
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spans = self.memory_exporter.get_finished_spans()
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self.assertEqual(len(spans), 1)
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span = spans[0]
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self.assertEqual(span.name, "/GRPCTestServer/SimpleMethod")
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finally:
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instrumentor.uninstrument()
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