opentelemetry-python-contrib/instrumentation/opentelemetry-instrumentati.../tests/test_asyncio_ensure_future.py

92 lines
3.0 KiB
Python

# Copyright The OpenTelemetry 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.
import asyncio
from unittest.mock import patch
import pytest
# pylint: disable=no-name-in-module
from opentelemetry.instrumentation.asyncio import AsyncioInstrumentor
from opentelemetry.instrumentation.asyncio.environment_variables import (
OTEL_PYTHON_ASYNCIO_FUTURE_TRACE_ENABLED,
)
from opentelemetry.test.test_base import TestBase
from opentelemetry.trace import get_tracer
from .common_test_func import async_func
class TestAsyncioEnsureFuture(TestBase):
@patch.dict(
"os.environ", {OTEL_PYTHON_ASYNCIO_FUTURE_TRACE_ENABLED: "true"}
)
def setUp(self):
super().setUp()
AsyncioInstrumentor().instrument()
self._tracer = get_tracer(
__name__,
)
def tearDown(self):
super().tearDown()
AsyncioInstrumentor().uninstrument()
@pytest.mark.asyncio
def test_asyncio_loop_ensure_future(self):
"""
async_func is not traced because it is not set in the environment variable
"""
async def test():
task = asyncio.ensure_future(async_func())
await task
asyncio.run(test())
spans = self.memory_exporter.get_finished_spans()
self.assertEqual(len(spans), 0)
@pytest.mark.asyncio
def test_asyncio_ensure_future_with_future(self):
async def test():
with self._tracer.start_as_current_span("root"):
future = asyncio.Future()
future.set_result(1)
task = asyncio.ensure_future(future)
await task
asyncio.run(test())
spans = self.memory_exporter.get_finished_spans()
self.assertEqual(len(spans), 2)
for span in spans:
if span.name == "root":
self.assertEqual(span.parent, None)
if span.name == "asyncio future":
self.assertNotEqual(span.parent.trace_id, 0)
for metric in (
self.memory_metrics_reader.get_metrics_data()
.resource_metrics[0]
.scope_metrics[0]
.metrics
):
if metric.name == "asyncio.process.duration":
for point in metric.data.data_points:
self.assertEqual(point.attributes["type"], "future")
if metric.name == "asyncio.process.created":
for point in metric.data.data_points:
self.assertEqual(point.attributes["type"], "future")
self.assertEqual(point.attributes["state"], "finished")