20d5b4e384
In pytest 3.4, we now need to explicitly set the log level and caplog.at_level now sets the level of the root handler.
61 lines
2.0 KiB
Python
61 lines
2.0 KiB
Python
# vim: ft=python fileencoding=utf-8 sts=4 sw=4 et:
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# Copyright 2015-2018 Florian Bruhin (The Compiler) <mail@qutebrowser.org>
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#
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# This file is part of qutebrowser.
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#
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# qutebrowser is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# qutebrowser is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with qutebrowser. If not, see <http://www.gnu.org/licenses/>.
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"""Logging handling for the tests."""
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import logging
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import pytest
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class LogFailHandler(logging.Handler):
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"""A logging handler which makes tests fail on unexpected messages."""
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def __init__(self, level=logging.NOTSET, min_level=logging.WARNING):
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self._min_level = min_level
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super().__init__(level)
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def emit(self, record):
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logger = logging.getLogger(record.name)
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root_logger = logging.getLogger()
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if logger.name == 'messagemock':
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return
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if (logger.level == record.levelno or
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root_logger.level == record.levelno):
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# caplog.at_level(...) was used with the level of this message,
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# i.e. it was expected.
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return
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if record.levelno < self._min_level:
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return
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pytest.fail("Got logging message on logger {} with level {}: "
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"{}!".format(record.name, record.levelname,
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record.getMessage()))
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@pytest.fixture(scope='session', autouse=True)
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def fail_on_logging():
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handler = LogFailHandler()
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logging.getLogger().addHandler(handler)
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yield
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logging.getLogger().removeHandler(handler)
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handler.close()
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