mirror of
https://github.com/open-telemetry/opentelemetry-python-contrib.git
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118 lines
3.8 KiB
Python
118 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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# type: ignore
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from os import environ, getcwd
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from os.path import abspath, dirname, pathsep
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from unittest import TestCase
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from unittest.mock import patch
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from opentelemetry.environment_variables import OTEL_TRACES_EXPORTER
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from opentelemetry.instrumentation import auto_instrumentation
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class TestRun(TestCase):
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auto_instrumentation_path = dirname(abspath(auto_instrumentation.__file__))
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@classmethod
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def setUpClass(cls):
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cls.execl_patcher = patch(
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"opentelemetry.instrumentation.auto_instrumentation.execl"
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)
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cls.which_patcher = patch(
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"opentelemetry.instrumentation.auto_instrumentation.which"
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)
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cls.execl_patcher.start()
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cls.which_patcher.start()
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@classmethod
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def tearDownClass(cls):
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cls.execl_patcher.stop()
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cls.which_patcher.stop()
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@patch("sys.argv", ["instrument", ""])
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@patch.dict("os.environ", {"PYTHONPATH": ""})
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def test_empty(self):
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auto_instrumentation.run()
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self.assertEqual(
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environ["PYTHONPATH"],
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pathsep.join([self.auto_instrumentation_path, getcwd()]),
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)
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@patch("sys.argv", ["instrument", ""])
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@patch.dict("os.environ", {"PYTHONPATH": "abc"})
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def test_non_empty(self):
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auto_instrumentation.run()
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self.assertEqual(
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environ["PYTHONPATH"],
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pathsep.join([self.auto_instrumentation_path, getcwd(), "abc"]),
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)
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@patch("sys.argv", ["instrument", ""])
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@patch.dict(
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"os.environ",
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{"PYTHONPATH": pathsep.join(["abc", auto_instrumentation_path])},
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)
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def test_after_path(self):
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auto_instrumentation.run()
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self.assertEqual(
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environ["PYTHONPATH"],
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pathsep.join([self.auto_instrumentation_path, getcwd(), "abc"]),
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)
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@patch("sys.argv", ["instrument", ""])
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@patch.dict(
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"os.environ",
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{
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"PYTHONPATH": pathsep.join(
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[auto_instrumentation_path, "abc", auto_instrumentation_path]
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)
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},
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)
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def test_single_path(self):
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auto_instrumentation.run()
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self.assertEqual(
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environ["PYTHONPATH"],
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pathsep.join([self.auto_instrumentation_path, getcwd(), "abc"]),
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)
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class TestExecl(TestCase):
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@patch("sys.argv", ["1", "2", "3"])
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@patch("opentelemetry.instrumentation.auto_instrumentation.which")
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@patch("opentelemetry.instrumentation.auto_instrumentation.execl")
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def test_execl(
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self, mock_execl, mock_which
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): # pylint: disable=no-self-use
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mock_which.configure_mock(**{"return_value": "python"})
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auto_instrumentation.run()
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mock_execl.assert_called_with("python", "python", "3")
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class TestArgs(TestCase):
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@patch("opentelemetry.instrumentation.auto_instrumentation.execl")
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def test_exporter(self, _): # pylint: disable=no-self-use
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with patch("sys.argv", ["instrument", "2"]):
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auto_instrumentation.run()
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self.assertIsNone(environ.get(OTEL_TRACES_EXPORTER))
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with patch(
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"sys.argv", ["instrument", "--trace-exporter", "jaeger", "1", "2"]
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):
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auto_instrumentation.run()
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self.assertEqual(environ.get(OTEL_TRACES_EXPORTER), "jaeger")
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