import logging import sys import pytest from freqtrade.exceptions import OperationalException from freqtrade.loggers import (FTBufferingHandler, FTStdErrStreamHandler, set_loggers, setup_logging, setup_logging_pre) from freqtrade.loggers.set_log_levels import (reduce_verbosity_for_bias_tester, restore_verbosity_for_bias_tester) def test_set_loggers() -> None: # Reset Logging to Debug, otherwise this fails randomly as it's set globally logging.getLogger('requests').setLevel(logging.DEBUG) logging.getLogger("urllib3").setLevel(logging.DEBUG) logging.getLogger('ccxt.base.exchange').setLevel(logging.DEBUG) logging.getLogger('telegram').setLevel(logging.DEBUG) previous_value1 = logging.getLogger('requests').level previous_value2 = logging.getLogger('ccxt.base.exchange').level previous_value3 = logging.getLogger('telegram').level set_loggers() value1 = logging.getLogger('requests').level assert previous_value1 is not value1 assert value1 is logging.INFO value2 = logging.getLogger('ccxt.base.exchange').level assert previous_value2 is not value2 assert value2 is logging.INFO value3 = logging.getLogger('telegram').level assert previous_value3 is not value3 assert value3 is logging.INFO set_loggers(verbosity=2) assert logging.getLogger('requests').level is logging.DEBUG assert logging.getLogger('ccxt.base.exchange').level is logging.INFO assert logging.getLogger('telegram').level is logging.INFO assert logging.getLogger('werkzeug').level is logging.INFO set_loggers(verbosity=3, api_verbosity='error') assert logging.getLogger('requests').level is logging.DEBUG assert logging.getLogger('ccxt.base.exchange').level is logging.DEBUG assert logging.getLogger('telegram').level is logging.INFO assert logging.getLogger('werkzeug').level is logging.ERROR @pytest.mark.skipif(sys.platform == "win32", reason="does not run on windows") def test_set_loggers_syslog(): logger = logging.getLogger() orig_handlers = logger.handlers logger.handlers = [] config = {'verbosity': 2, 'logfile': 'syslog:/dev/log', } setup_logging_pre() setup_logging(config) assert len(logger.handlers) == 3 assert [x for x in logger.handlers if isinstance(x, logging.handlers.SysLogHandler)] assert [x for x in logger.handlers if isinstance(x, FTStdErrStreamHandler)] assert [x for x in logger.handlers if isinstance(x, FTBufferingHandler)] # setting up logging again should NOT cause the loggers to be added a second time. setup_logging(config) assert len(logger.handlers) == 3 # reset handlers to not break pytest logger.handlers = orig_handlers @pytest.mark.skipif(sys.platform == "win32", reason="does not run on windows") def test_set_loggers_Filehandler(tmp_path): logger = logging.getLogger() orig_handlers = logger.handlers logger.handlers = [] logfile = tmp_path / 'ft_logfile.log' config = {'verbosity': 2, 'logfile': str(logfile), } setup_logging_pre() setup_logging(config) assert len(logger.handlers) == 3 assert [x for x in logger.handlers if isinstance(x, logging.handlers.RotatingFileHandler)] assert [x for x in logger.handlers if isinstance(x, FTStdErrStreamHandler)] assert [x for x in logger.handlers if isinstance(x, FTBufferingHandler)] # setting up logging again should NOT cause the loggers to be added a second time. setup_logging(config) assert len(logger.handlers) == 3 # reset handlers to not break pytest if logfile.exists: logfile.unlink() logger.handlers = orig_handlers @pytest.mark.skip(reason="systemd is not installed on every system, so we're not testing this.") def test_set_loggers_journald(mocker): logger = logging.getLogger() orig_handlers = logger.handlers logger.handlers = [] config = {'verbosity': 2, 'logfile': 'journald', } setup_logging_pre() setup_logging(config) assert len(logger.handlers) == 3 assert [x for x in logger.handlers if type(x).__name__ == "JournaldLogHandler"] assert [x for x in logger.handlers if isinstance(x, FTStdErrStreamHandler)] # reset handlers to not break pytest logger.handlers = orig_handlers def test_set_loggers_journald_importerror(import_fails): logger = logging.getLogger() orig_handlers = logger.handlers logger.handlers = [] config = {'verbosity': 2, 'logfile': 'journald', } with pytest.raises(OperationalException, match=r'You need the cysystemd python package.*'): setup_logging(config) logger.handlers = orig_handlers def test_reduce_verbosity(): setup_logging_pre() reduce_verbosity_for_bias_tester() prior_level = logging.getLogger('freqtrade').getEffectiveLevel() assert logging.getLogger('freqtrade.resolvers').getEffectiveLevel() == logging.WARNING assert logging.getLogger('freqtrade.strategy.hyper').getEffectiveLevel() == logging.WARNING # base level wasn't changed assert logging.getLogger('freqtrade').getEffectiveLevel() == prior_level restore_verbosity_for_bias_tester() assert logging.getLogger('freqtrade.resolvers').getEffectiveLevel() == prior_level assert logging.getLogger('freqtrade.strategy.hyper').getEffectiveLevel() == prior_level assert logging.getLogger('freqtrade').getEffectiveLevel() == prior_level # base level wasn't changed