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# Copyright (c) 2020 Deutsche Telekom.
# 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.
import logging
import sys
import unittest
if sys.version_info[0] < 3:
from mock import MagicMock, patch
if sys.version_info[0] >= 3:
from unittest.mock import MagicMock, patch
import pytest
from onaplogging.mdcContext import (
_getmdcs,
MDCContext,
info,
debug,
warning,
exception,
critical,
error,
log,
handle
)
class TestMDCContext(unittest.TestCase):
def setUp(self):
super(TestMDCContext, self).setUp()
self.TEST_KEY = "key"
self.TEST_VALUE = "value"
self.mdc_context = MDCContext()
def test_mdc_context(self):
self.assertTrue(self.mdc_context.isEmpty())
self.assertIsNone(self.mdc_context.get(self.TEST_KEY))
self.mdc_context.remove(self.TEST_KEY)
self.mdc_context.put(self.TEST_KEY, self.TEST_VALUE)
self.assertFalse(self.mdc_context.isEmpty())
self.assertEqual(self.mdc_context.get(self.TEST_KEY), self.TEST_VALUE)
self.assertDictEqual(self.mdc_context.result(), {self.TEST_KEY: self.TEST_VALUE})
self.mdc_context.remove(self.TEST_KEY)
self.assertTrue(self.mdc_context.isEmpty())
self.assertDictEqual(self.mdc_context.result(), {})
self.mdc_context.put(self.TEST_KEY, self.TEST_VALUE)
self.assertFalse(self.mdc_context.isEmpty())
self.assertEqual(self.mdc_context.get(self.TEST_KEY), self.TEST_VALUE)
self.assertDictEqual(self.mdc_context.result(), {self.TEST_KEY: self.TEST_VALUE})
self.mdc_context.clear()
self.assertTrue(self.mdc_context.isEmpty())
self.assertDictEqual(self.mdc_context.result(), {})
def test_getmdcs(self):
with patch("onaplogging.mdcContext.MDC", self.mdc_context):
self.assertIsNone(_getmdcs(None))
self.mdc_context.put(self.TEST_KEY, self.TEST_VALUE)
self.assertDictEqual(_getmdcs(None), {"mdc": {self.TEST_KEY: self.TEST_VALUE}})
self.assertDictEqual(_getmdcs({"test": "value"}), {"mdc": {self.TEST_KEY: self.TEST_VALUE}, "test": "value"})
with pytest.raises(KeyError):
_getmdcs({self.TEST_KEY: self.TEST_VALUE})
with pytest.raises(KeyError):
_getmdcs({"mdc": "exception"})
def test_fetchkeys_info(self):
with patch("onaplogging.mdcContext.MDC", self.mdc_context):
test_self = MagicMock()
test_self.isEnabledFor.return_value = False
info(test_self, "msg")
test_self._log.assert_not_called()
test_self.isEnabledFor.return_value = True
info(test_self, "msg")
test_self._log.assert_called_once_with(logging.INFO, "msg", (), extra=None)
test_self._log.reset_mock()
self.mdc_context.put(self.TEST_KEY, self.TEST_VALUE)
info(test_self, "msg")
test_self._log.assert_called_once_with(logging.INFO, "msg", (), extra={"mdc": {self.TEST_KEY: self.TEST_VALUE}})
def test_fetchkeys_debug(self):
with patch("onaplogging.mdcContext.MDC", self.mdc_context):
test_self = MagicMock()
test_self.isEnabledFor.return_value = False
debug(test_self, "msg")
test_self._log.assert_not_called()
test_self.isEnabledFor.return_value = True
debug(test_self, "msg")
test_self._log.assert_called_once_with(logging.DEBUG, "msg", (), extra=None)
test_self._log.reset_mock()
self.mdc_context.put(self.TEST_KEY, self.TEST_VALUE)
debug(test_self, "msg")
test_self._log.assert_called_once_with(logging.DEBUG, "msg", (), extra={"mdc": {self.TEST_KEY: self.TEST_VALUE}})
def test_fetchkeys_warning(self):
with patch("onaplogging.mdcContext.MDC", self.mdc_context):
test_self = MagicMock()
test_self.isEnabledFor.return_value = False
warning(test_self, "msg")
test_self._log.assert_not_called()
test_self.isEnabledFor.return_value = True
warning(test_self, "msg")
test_self._log.assert_called_once_with(logging.WARNING, "msg", (), extra=None)
test_self._log.reset_mock()
self.mdc_context.put(self.TEST_KEY, self.TEST_VALUE)
warning(test_self, "msg")
test_self._log.assert_called_once_with(logging.WARNING, "msg", (), extra={"mdc": {self.TEST_KEY: self.TEST_VALUE}})
def test_fetchkeys_exception(self):
with patch("onaplogging.mdcContext.MDC", self.mdc_context):
test_self = MagicMock()
test_self.isEnabledFor.return_value = False
exception(test_self, "msg")
test_self.error.assert_called_once_with("msg", exc_info=1, extra=None)
def test_fetchkeys_critical(self):
with patch("onaplogging.mdcContext.MDC", self.mdc_context):
test_self = MagicMock()
test_self.isEnabledFor.return_value = False
critical(test_self, "msg")
test_self._log.assert_not_called()
test_self.isEnabledFor.return_value = True
critical(test_self, "msg")
test_self._log.assert_called_once_with(logging.CRITICAL, "msg", (), extra=None)
test_self._log.reset_mock()
self.mdc_context.put(self.TEST_KEY, self.TEST_VALUE)
critical(test_self, "msg")
test_self._log.assert_called_once_with(logging.CRITICAL, "msg", (), extra={"mdc": {self.TEST_KEY: self.TEST_VALUE}})
def test_fetchkeys_error(self):
with patch("onaplogging.mdcContext.MDC", self.mdc_context):
test_self = MagicMock()
test_self.isEnabledFor.return_value = False
error(test_self, "msg")
test_self._log.assert_not_called()
test_self.isEnabledFor.return_value = True
error(test_self, "msg")
test_self._log.assert_called_once_with(logging.ERROR, "msg", (), extra=None)
test_self._log.reset_mock()
self.mdc_context.put(self.TEST_KEY, self.TEST_VALUE)
error(test_self, "msg")
test_self._log.assert_called_once_with(logging.ERROR, "msg", (), extra={"mdc": {self.TEST_KEY: self.TEST_VALUE}})
def test_fetchkeys_log(self):
with patch("onaplogging.mdcContext.MDC", self.mdc_context):
test_self = MagicMock()
test_self.isEnabledFor.return_value = False
logging.raiseExceptions = False
log(test_self, "invalid_level", "msg")
logging.raiseExceptions = True
with pytest.raises(TypeError):
log(test_self, "invalid_level", "msg")
log(test_self, logging.DEBUG, "msg")
test_self._log.assert_not_called()
test_self.isEnabledFor.return_value = True
log(test_self, logging.DEBUG, "msg")
test_self._log.assert_called_once()
def test_handle(self):
with patch("onaplogging.mdcContext.MDC", self.mdc_context):
test_self = MagicMock()
record = MagicMock()
test_self.disabled = True
test_self.filter.return_value = False
handle(test_self, record)
test_self.callHandlers.assert_not_called()
test_self.disabled = False
test_self.filter.return_value = False
handle(test_self, record)
test_self.callHandlers.assert_not_called()
test_self.filter.assert_called_once_with(record)
test_self.filter.reset_mock()
test_self.disabled = False
test_self.filter.return_value = True
handle(test_self, record)
test_self.callHandlers.assert_called_once()
test_self.filter.assert_called_once_with(record)
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