61 lines
2.0 KiB
Python
61 lines
2.0 KiB
Python
import asyncio
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from unittest.mock import patch
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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_FUTURE_TRACE_ENABLED,
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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 TestTraceFuture(TestBase):
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@patch.dict(
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"os.environ", {OTEL_PYTHON_ASYNCIO_FUTURE_TRACE_ENABLED: "true"}
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)
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def setUp(self):
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super().setUp()
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self._tracer = get_tracer(
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__name__,
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)
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self.instrumentor = AsyncioInstrumentor()
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self.instrumentor.instrument()
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def tearDown(self):
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super().tearDown()
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self.instrumentor.uninstrument()
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def test_trace_future_cancelled(self):
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async def future_cancelled():
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with self._tracer.start_as_current_span("root"):
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future = asyncio.Future()
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future = self.instrumentor.trace_future(future)
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future.cancel()
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try:
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asyncio.run(future_cancelled())
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except asyncio.CancelledError as exc:
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self.assertEqual(isinstance(exc, asyncio.CancelledError), True)
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spans = self.memory_exporter.get_finished_spans()
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self.assertEqual(len(spans), 2)
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self.assertEqual(spans[0].name, "root")
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self.assertEqual(spans[1].name, "asyncio future")
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metrics = (
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self.memory_metrics_reader.get_metrics_data()
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.resource_metrics[0]
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.scope_metrics[0]
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.metrics
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)
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self.assertEqual(len(metrics), 2)
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self.assertEqual(metrics[0].name, "asyncio.process.duration")
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self.assertEqual(
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metrics[0].data.data_points[0].attributes["state"], "cancelled"
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)
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self.assertEqual(metrics[1].name, "asyncio.process.created")
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self.assertEqual(
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metrics[1].data.data_points[0].attributes["state"], "cancelled"
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)
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