Files
2021-04-26 11:35:13 -07:00

48 lines
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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.
# type: ignore
from logging import WARNING
from unittest import TestCase
from opentelemetry.instrumentation.instrumentor import BaseInstrumentor
class TestInstrumentor(TestCase):
class Instrumentor(BaseInstrumentor):
def _instrument(self, **kwargs):
return "instrumented"
def _uninstrument(self, **kwargs):
return "uninstrumented"
def test_protect(self):
instrumentor = self.Instrumentor()
with self.assertLogs(level=WARNING):
self.assertIs(instrumentor.uninstrument(), None)
self.assertEqual(instrumentor.instrument(), "instrumented")
with self.assertLogs(level=WARNING):
self.assertIs(instrumentor.instrument(), None)
self.assertEqual(instrumentor.uninstrument(), "uninstrumented")
with self.assertLogs(level=WARNING):
self.assertIs(instrumentor.uninstrument(), None)
def test_singleton(self):
self.assertIs(self.Instrumentor(), self.Instrumentor())