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https://github.com/open-telemetry/opentelemetry-python-contrib.git
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66 lines
2.4 KiB
Python
66 lines
2.4 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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import asyncio
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import sys
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from unittest import skipIf
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from unittest.mock import patch
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# pylint: disable=no-name-in-module
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from opentelemetry.instrumentation.asyncio import AsyncioInstrumentor
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from opentelemetry.instrumentation.asyncio.environment_variables import (
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OTEL_PYTHON_ASYNCIO_COROUTINE_NAMES_TO_TRACE,
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)
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from opentelemetry.test.test_base import TestBase
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from opentelemetry.trace import get_tracer
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class TestAsyncioAnext(TestBase):
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@patch.dict(
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"os.environ",
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{OTEL_PYTHON_ASYNCIO_COROUTINE_NAMES_TO_TRACE: "async_func"},
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)
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def setUp(self):
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super().setUp()
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AsyncioInstrumentor().instrument()
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self._tracer = get_tracer(
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__name__,
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)
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def tearDown(self):
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super().tearDown()
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AsyncioInstrumentor().uninstrument()
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# Asyncio anext() does not have __name__ attribute, which is used to determine if the coroutine should be traced.
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# This test is to ensure that the instrumentation does not break when the coroutine does not have __name__ attribute.
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# Additionally, ensure the coroutine is actually awaited.
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@skipIf(
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sys.version_info < (3, 10), "anext is only available in Python 3.10+"
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)
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def test_asyncio_anext(self):
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async def main():
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async def async_gen():
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# nothing special about this range other than to avoid returning a zero
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# from a function named 'main' (which might cause confusion about intent)
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for it in range(2, 4):
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yield it
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async_gen_instance = async_gen()
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agen = anext(async_gen_instance) # noqa: F821
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return await asyncio.create_task(agen)
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ret = asyncio.run(main())
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self.assertEqual(ret, 2) # first iteration from range()
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spans = self.memory_exporter.get_finished_spans()
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self.assertEqual(len(spans), 0)
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