121 lines
3.5 KiB
Python
121 lines
3.5 KiB
Python
# -*- coding: utf-8 -*-
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import logging
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import pytest
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logger = logging.getLogger(__name__)
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sublogger = logging.getLogger(__name__ + '.baz')
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def test_fixture_help(testdir):
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result = testdir.runpytest('--fixtures')
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result.stdout.fnmatch_lines(['*caplog*'])
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def test_change_level(caplog):
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caplog.set_level(logging.INFO)
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logger.debug('handler DEBUG level')
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logger.info('handler INFO level')
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caplog.set_level(logging.CRITICAL, logger=sublogger.name)
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sublogger.warning('logger WARNING level')
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sublogger.critical('logger CRITICAL level')
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assert 'DEBUG' not in caplog.text
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assert 'INFO' in caplog.text
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assert 'WARNING' not in caplog.text
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assert 'CRITICAL' in caplog.text
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def test_change_level_undo(testdir):
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"""Ensure that 'set_level' is undone after the end of the test"""
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testdir.makepyfile('''
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import logging
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def test1(caplog):
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caplog.set_level(logging.INFO)
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# using + operator here so fnmatch_lines doesn't match the code in the traceback
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logging.info('log from ' + 'test1')
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assert 0
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def test2(caplog):
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# using + operator here so fnmatch_lines doesn't match the code in the traceback
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logging.info('log from ' + 'test2')
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assert 0
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''')
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result = testdir.runpytest_subprocess()
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result.stdout.fnmatch_lines([
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'*log from test1*',
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'*2 failed in *',
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])
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assert 'log from test2' not in result.stdout.str()
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def test_with_statement(caplog):
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with caplog.at_level(logging.INFO):
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logger.debug('handler DEBUG level')
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logger.info('handler INFO level')
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with caplog.at_level(logging.CRITICAL, logger=sublogger.name):
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sublogger.warning('logger WARNING level')
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sublogger.critical('logger CRITICAL level')
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assert 'DEBUG' not in caplog.text
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assert 'INFO' in caplog.text
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assert 'WARNING' not in caplog.text
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assert 'CRITICAL' in caplog.text
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def test_log_access(caplog):
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caplog.set_level(logging.INFO)
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logger.info('boo %s', 'arg')
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assert caplog.records[0].levelname == 'INFO'
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assert caplog.records[0].msg == 'boo %s'
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assert 'boo arg' in caplog.text
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def test_record_tuples(caplog):
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caplog.set_level(logging.INFO)
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logger.info('boo %s', 'arg')
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assert caplog.record_tuples == [
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(__name__, logging.INFO, 'boo arg'),
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]
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def test_unicode(caplog):
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caplog.set_level(logging.INFO)
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logger.info(u'bū')
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assert caplog.records[0].levelname == 'INFO'
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assert caplog.records[0].msg == u'bū'
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assert u'bū' in caplog.text
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def test_clear(caplog):
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caplog.set_level(logging.INFO)
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logger.info(u'bū')
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assert len(caplog.records)
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caplog.clear()
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assert not len(caplog.records)
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@pytest.fixture
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def logging_during_setup_and_teardown(caplog):
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caplog.set_level('INFO')
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logger.info('a_setup_log')
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yield
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logger.info('a_teardown_log')
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assert [x.message for x in caplog.get_records('teardown')] == ['a_teardown_log']
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def test_caplog_captures_for_all_stages(caplog, logging_during_setup_and_teardown):
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assert not caplog.records
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assert not caplog.get_records('call')
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logger.info('a_call_log')
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assert [x.message for x in caplog.get_records('call')] == ['a_call_log']
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assert [x.message for x in caplog.get_records('setup')] == ['a_setup_log']
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# This reachers into private API, don't use this type of thing in real tests!
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assert set(caplog._item.catch_log_handlers.keys()) == {'setup', 'call'}
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