Move Backtesting to a class and add unit tests

This commit is contained in:
Gerald Lonlas 2018-02-08 23:35:38 -08:00
parent db67b10605
commit 1d251d6151
9 changed files with 942 additions and 427 deletions

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@ -42,6 +42,9 @@ class Configuration(object):
if self.args.dry_run_db and config.get('dry_run', False):
config.update({'dry_run_db': True})
# Load Backtesting / Hyperopt
config = self._load_backtesting_config(config)
return config
def _load_config_file(self, path: str) -> Dict[str, Any]:
@ -59,6 +62,51 @@ class Configuration(object):
return self._validate_config(conf)
def _load_backtesting_config(self, config: Dict[str, Any]) -> Dict[str, Any]:
"""
Extract information for sys.argv and load Backtesting and Hyperopt configuration
:return: configuration as dictionary
"""
# If -i/--ticker-interval is used we override the configuration parameter
# (that will override the strategy configuration)
if 'ticker_interval' in self.args and self.args.ticker_interval:
config.update({'ticker_interval': self.args.ticker_interval})
self.logger.info('Parameter -i/--ticker-interval detected ...')
self.logger.info('Using ticker_interval: %d ...', config.get('ticker_interval'))
# If -l/--live is used we add it to the configuration
if 'live' in self.args and self.args.live:
config.update({'live': True})
self.logger.info('Parameter -l/--live detected ...')
# If --realistic-simulation is used we add it to the configuration
if 'realistic_simulation' in self.args and self.args.realistic_simulation:
config.update({'realistic_simulation': True})
self.logger.info('Parameter --realistic-simulation detected ...')
self.logger.info('Using max_open_trades: %s ...', config.get('max_open_trades'))
# If --timerange is used we add it to the configuration
if 'timerange' in self.args and self.args.timerange:
config.update({'timerange': self.args.timerange})
self.logger.info('Parameter --timerange detected: %s ...', self.args.timerange)
# If --datadir is used we add it to the configuration
if 'datadir' in self.args and self.args.datadir:
config.update({'datadir': self.args.datadir})
self.logger.info('Parameter --datadir detected: %s ...', self.args.datadir)
# If -r/--refresh-pairs-cached is used we add it to the configuration
if 'refresh_pairs' in self.args and self.args.refresh_pairs:
config.update({'refresh_pairs': True})
self.logger.info('Parameter -r/--refresh-pairs-cached detected ...')
# If --export is used we add it to the configuration
if 'export' in self.args and self.args.export:
config.update({'export': self.args.export})
self.logger.info('Parameter --export detected: %s ...', self.args.export)
return config
def _validate_config(self, conf: Dict[str, Any]) -> Dict[str, Any]:
"""
Validate the configuration follow the Config Schema

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@ -20,21 +20,61 @@ class Logger(object):
"""
self.name = name
self.level = level
self.logger = None
self._init_logger()
def _init_logger(self) -> logging:
def _init_logger(self) -> None:
"""
Setup the bot logger configuration
:return: logging object
:return: None
"""
logging.basicConfig(
level=self.level,
format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
)
self.logger = self.get_logger()
self.set_level(self.level)
def get_logger(self) -> logging.RootLogger:
"""
Return the logger instance to use for sending message
:return: the logger instance
"""
return logging.getLogger(self.name)
def set_name(self, name: str) -> logging.RootLogger:
"""
Set the name of the logger
:param name: Name of the logger
:return: None
"""
self.name = name
self.logger = self.get_logger()
return self.logger
def set_level(self, level) -> None:
"""
Set the level of the logger
:param level:
:return: None
"""
self.level = level
self.logger.setLevel(self.level)
def set_format(self, log_format: str, propagate: bool = False) -> None:
"""
Set a new logging format
:return: None
"""
handler = logging.StreamHandler()
len_handlers = len(self.logger.handlers)
if len_handlers:
self.logger.removeHandler(handler)
handler.setFormatter(logging.Formatter(log_format))
self.logger.addHandler(handler)
self.logger.propagate = propagate

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@ -1,18 +1,16 @@
# pragma pylint: disable=missing-docstring
import logging
import json
import os
from typing import Optional, List, Dict
from pandas import DataFrame
import gzip
from freqtrade.exchange import get_ticker_history
from freqtrade.analyze import populate_indicators, parse_ticker_dataframe
from freqtrade import misc
from freqtrade.logger import Logger
from user_data.hyperopt_conf import hyperopt_optimize_conf
import gzip
logger = logging.getLogger(__name__)
logger = Logger(name=__name__).get_logger()
def trim_tickerlist(tickerlist, timerange):
@ -84,21 +82,13 @@ def load_data(datadir: str, ticker_interval: int, pairs: Optional[List[str]] = N
return result
def tickerdata_to_dataframe(data):
preprocessed = preprocess(data)
return preprocessed
def preprocess(tickerdata: Dict[str, List]) -> Dict[str, DataFrame]:
"""Creates a dataframe and populates indicators for given ticker data"""
return {pair: populate_indicators(parse_ticker_dataframe(pair_data))
for pair, pair_data in tickerdata.items()}
def make_testdata_path(datadir: str) -> str:
"""Return the path where testdata files are stored"""
return datadir or os.path.abspath(os.path.join(os.path.dirname(__file__),
'..', 'tests', 'testdata'))
return datadir or os.path.abspath(
os.path.join(
os.path.dirname(__file__), '..', 'tests', 'testdata'
)
)
def download_pairs(datadir, pairs: List[str], ticker_interval: int) -> bool:
@ -115,11 +105,6 @@ def download_pairs(datadir, pairs: List[str], ticker_interval: int) -> bool:
return True
def file_dump_json(filename, data):
with open(filename, "wt") as fp:
json.dump(data, fp)
# FIX: 20180110, suggest rename interval to tick_interval
def download_backtesting_testdata(datadir: str, pair: str, interval: int = 5) -> bool:
"""
@ -142,8 +127,8 @@ def download_backtesting_testdata(datadir: str, pair: str, interval: int = 5) ->
))
if os.path.isfile(filename):
with open(filename, "rt") as fp:
data = json.load(fp)
with open(filename, "rt") as file:
data = json.load(file)
logger.debug("Current Start: {}".format(data[1]['T']))
logger.debug("Current End: {}".format(data[-1:][0]['T']))
else:

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@ -1,25 +1,60 @@
# pragma pylint: disable=missing-docstring,W0212
# pragma pylint: disable=missing-docstring, W0212, too-many-arguments
"""
This module contains the backtesting logic
"""
from typing import Dict, Tuple, Any
import logging
from typing import Dict, Tuple
import arrow
from pandas import DataFrame, Series
from tabulate import tabulate
import freqtrade.misc as misc
import freqtrade.optimize as optimize
from freqtrade import exchange
from freqtrade.analyze import populate_buy_trend, populate_sell_trend
from freqtrade.arguments import Arguments
from freqtrade.exchange import Bittrex
from freqtrade.main import should_sell
from freqtrade.configuration import Configuration
from freqtrade import exchange
from freqtrade.analyze import Analyze
from freqtrade.logger import Logger
from freqtrade.misc import file_dump_json
from freqtrade.persistence import Trade
from freqtrade.strategy.strategy import Strategy
logger = logging.getLogger(__name__)
def get_timeframe(data: Dict[str, DataFrame]) -> Tuple[arrow.Arrow, arrow.Arrow]:
class Backtesting(object):
"""
Backtesting class, this class contains all the logic to run a backtest
To run a backtest:
backtesting = Backtesting(config)
backtesting.start()
"""
def __init__(self, config: Dict[str, Any]) -> None:
self.logging = Logger(name=__name__)
self.logger = self.logging.get_logger()
self.config = config
self.analyze = None
self.ticker_interval = None
self.tickerdata_to_dataframe = None
self.populate_buy_trend = None
self.populate_sell_trend = None
self._init()
def _init(self) -> None:
"""
Init objects required for backtesting
:return: None
"""
self.analyze = Analyze(self.config)
self.ticker_interval = self.analyze.strategy.ticker_interval
self.tickerdata_to_dataframe = self.analyze.tickerdata_to_dataframe
self.populate_buy_trend = self.analyze.populate_buy_trend
self.populate_sell_trend = self.analyze.populate_sell_trend
exchange._API = Bittrex({'key': '', 'secret': ''})
@staticmethod
def get_timeframe(data: Dict[str, DataFrame]) -> Tuple[arrow.Arrow, arrow.Arrow]:
"""
Get the maximum timeframe for the given backtest data
:param data: dictionary with preprocessed backtesting data
@ -31,13 +66,14 @@ def get_timeframe(data: Dict[str, DataFrame]) -> Tuple[arrow.Arrow, arrow.Arrow]
all_dates.sort_values(inplace=True)
return arrow.get(all_dates.iloc[0]), arrow.get(all_dates.iloc[-1])
def generate_text_table(
data: Dict[str, Dict], results: DataFrame, stake_currency, ticker_interval) -> str:
def _generate_text_table(self, data: Dict[str, Dict], results: DataFrame) -> str:
"""
Generates and returns a text table for the given backtest data and the results dataframe
:return: pretty printed table with tabulate as str
"""
stake_currency = self.config.get('stake_currency')
ticker_interval = self.ticker_interval
floatfmt = ('s', 'd', '.2f', '.8f', '.1f')
tabular_data = []
headers = ['pair', 'buy count', 'avg profit %',
@ -66,11 +102,11 @@ def generate_text_table(
])
return tabulate(tabular_data, headers=headers, floatfmt=floatfmt)
def get_sell_trade_entry(pair, row, buy_subset, ticker, trade_count_lock, args):
def _get_sell_trade_entry(self, pair, row, buy_subset, ticker, trade_count_lock, args):
stake_amount = args['stake_amount']
max_open_trades = args.get('max_open_trades', 0)
trade = Trade(open_rate=row.close,
trade = Trade(
open_rate=row.close,
open_date=row.date,
stake_amount=stake_amount,
amount=stake_amount / row.open,
@ -87,18 +123,34 @@ def get_sell_trade_entry(pair, row, buy_subset, ticker, trade_count_lock, args):
# Buy is on is in the buy_subset there is a row that matches the date
# of the sell event
buy_signal = not buy_subset[buy_subset.date == row2.date].empty
if(should_sell(trade, row2.close, row2.date, buy_signal, row2.sell)):
return row2, (pair,
if(
self.analyze.should_sell(
trade=trade,
rate=row2.close,
date=row2.date,
buy=buy_signal,
sell=row2.sell
)
):
return \
row2, \
(
pair,
trade.calc_profit_percent(rate=row2.close),
trade.calc_profit(rate=row2.close),
row2.Index - row.Index
), row2.date
),\
row2.date
return None
def backtest(args) -> DataFrame:
def backtest(self, args) -> DataFrame:
"""
Implements backtesting functionality
NOTE: This method is used by Hyperopt at each iteration. Please keep it optimized.
Of course try to not have ugly code. By some accessor are sometime slower than functions.
Avoid, logging on this method
:param args: a dict containing:
stake_amount: btc amount to use for each trade
processed: a processed dictionary with format {pair, data}
@ -115,11 +167,12 @@ def backtest(args) -> DataFrame:
record = args.get('record', None)
records = []
trades = []
trade_count_lock: dict = {}
exchange._API = Bittrex({'key': '', 'secret': ''})
trade_count_lock = {}
for pair, pair_data in processed.items():
pair_data['buy'], pair_data['sell'] = 0, 0
ticker = populate_sell_trend(populate_buy_trend(pair_data))
ticker = self.populate_sell_trend(
self.populate_buy_trend(pair_data)
)
# for each buy point
lock_pair_until = None
headers = ['buy', 'open', 'close', 'date', 'sell']
@ -137,8 +190,15 @@ def backtest(args) -> DataFrame:
# Increase lock
trade_count_lock[row.date] = trade_count_lock.get(row.date, 0) + 1
ret = get_sell_trade_entry(pair, row, buy_subset, ticker,
trade_count_lock, args)
ret = self._get_sell_trade_entry(
pair=pair,
row=row,
buy_subset=buy_subset,
ticker=ticker,
trade_count_lock=trade_count_lock,
args=args
)
if ret:
row2, trade_entry, next_date = ret
lock_pair_until = next_date
@ -154,82 +214,108 @@ def backtest(args) -> DataFrame:
# For now export inside backtest(), maybe change so that backtest()
# returns a tuple like: (dataframe, records, logs, etc)
if record and record.find('trades') >= 0:
logger.info('Dumping backtest results')
misc.file_dump_json('backtest-result.json', records)
self.logger.info('Dumping backtest results')
file_dump_json('backtest-result.json', records)
labels = ['currency', 'profit_percent', 'profit_BTC', 'duration']
return DataFrame.from_records(trades, columns=labels)
def start(self) -> None:
"""
Run a backtesting end-to-end
:return: None
"""
data = {}
pairs = self.config['exchange']['pair_whitelist']
def start(args):
# Initialize logger
logging.basicConfig(
level=args.loglevel,
format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
if self.config.get('live'):
self.logger.info('Downloading data for all pairs in whitelist ...')
for pair in pairs:
data[pair] = exchange.get_ticker_history(pair, self.ticker_interval)
else:
self.logger.info('Using local backtesting data (using whitelist in given config) ...')
self.logger.info('Using stake_currency: %s ...', self.config['stake_currency'])
self.logger.info('Using stake_amount: %s ...', self.config['stake_amount'])
timerange = Arguments.parse_timerange(self.config.get('timerange'))
data = optimize.load_data(
self.config['datadir'],
pairs=pairs,
ticker_interval=self.ticker_interval,
refresh_pairs=self.config.get('refresh_pairs', False),
timerange=timerange
)
exchange._API = Bittrex({'key': '', 'secret': ''})
max_open_trades = self.config.get('max_open_trades', 0)
logger.info('Using config: %s ...', args.config)
config = misc.load_config(args.config)
# If -i/--ticker-interval is use we override the configuration parameter
# (that will override the strategy configuration)
if args.ticker_interval:
config.update({'ticker_interval': args.ticker_interval})
# init the strategy to use
config.update({'strategy': args.strategy})
strategy = Strategy()
strategy.init(config)
logger.info('Using ticker_interval: %d ...', strategy.ticker_interval)
data = {}
pairs = config['exchange']['pair_whitelist']
if args.live:
logger.info('Downloading data for all pairs in whitelist ...')
for pair in pairs:
data[pair] = exchange.get_ticker_history(pair, strategy.ticker_interval)
else:
logger.info('Using local backtesting data (using whitelist in given config) ...')
logger.info('Using stake_currency: %s ...', config['stake_currency'])
logger.info('Using stake_amount: %s ...', config['stake_amount'])
timerange = misc.parse_timerange(args.timerange)
data = optimize.load_data(args.datadir,
pairs=pairs,
ticker_interval=strategy.ticker_interval,
refresh_pairs=args.refresh_pairs,
timerange=timerange)
max_open_trades = 0
if args.realistic_simulation:
logger.info('Using max_open_trades: %s ...', config['max_open_trades'])
max_open_trades = config['max_open_trades']
# Monkey patch config
from freqtrade import main
main._CONF = config
preprocessed = optimize.tickerdata_to_dataframe(data)
preprocessed = self.tickerdata_to_dataframe(data)
# Print timeframe
min_date, max_date = get_timeframe(preprocessed)
logger.info('Measuring data from %s up to %s (%s days)..',
min_date, max_date = self.get_timeframe(preprocessed)
self.logger.info(
'Measuring data from %s up to %s (%s days)..',
min_date.isoformat(),
max_date.isoformat(),
(max_date-min_date).days)
(max_date - min_date).days
)
# Execute backtest and print results
sell_profit_only = config.get('experimental', {}).get('sell_profit_only', False)
use_sell_signal = config.get('experimental', {}).get('use_sell_signal', False)
results = backtest({'stake_amount': config['stake_amount'],
sell_profit_only = self.config.get('experimental', {}).get('sell_profit_only', False)
use_sell_signal = self.config.get('experimental', {}).get('use_sell_signal', False)
results = self.backtest(
{
'stake_amount': self.config.get('stake_amount'),
'processed': preprocessed,
'max_open_trades': max_open_trades,
'realistic': args.realistic_simulation,
'realistic': self.config.get('realistic_simulation', False),
'sell_profit_only': sell_profit_only,
'use_sell_signal': use_sell_signal,
'stoploss': strategy.stoploss,
'record': args.export
})
logger.info(
'\n==================================== BACKTESTING REPORT ====================================\n%s', # noqa
generate_text_table(data, results, config['stake_currency'], strategy.ticker_interval)
'stoploss': self.analyze.strategy.stoploss,
'record': self.config.get('export')
}
)
self.logging.set_format('%(message)s')
self.logger.info(
'\n==================================== '
'BACKTESTING REPORT'
' ====================================\n'
'%s',
self._generate_text_table(
data,
results
)
)
def setup_configuration(args) -> Dict[str, Any]:
"""
Prepare the configuration for the backtesting
:param args: Cli args from Arguments()
:return: Configuration
"""
configuration = Configuration(args)
config = configuration.get_config()
# Ensure we do not use Exchange credentials
config['exchange']['key'] = ''
config['exchange']['secret'] = ''
return config
def start(args) -> None:
"""
Start Backtesting script
:param args: Cli args from Arguments()
:return: None
"""
# Initialize logger
logger = Logger(name=__name__).get_logger()
logger.info('Starting freqtrade in Backtesting mode')
# Initialize configuration
config = setup_configuration(args)
# Initialize backtesting object
backtesting = Backtesting(config)
backtesting.start()

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@ -269,13 +269,6 @@ def result():
return Analyze.parse_ticker_dataframe(json.load(data_file))
@pytest.fixture
def default_strategy():
strategy = Strategy()
strategy.init({'strategy': 'default_strategy'})
return strategy
# FIX:
# Create an fixture/function
# that inserts a trade of some type and open-status

View File

@ -1,14 +1,24 @@
# pragma pylint: disable=missing-docstring, W0212, line-too-long, C0103
# pragma pylint: disable=missing-docstring, W0212, line-too-long, C0103, unused-argument
import logging
import json
import math
from typing import List
from copy import deepcopy
from unittest.mock import MagicMock
import pandas as pd
from freqtrade import exchange, optimize
from freqtrade.exchange import Bittrex
from freqtrade.optimize import preprocess
from freqtrade.optimize.backtesting import backtest, generate_text_table, get_timeframe
import freqtrade.optimize.backtesting as backtesting
from freqtrade import optimize
from freqtrade.optimize.backtesting import Backtesting, start, setup_configuration
from freqtrade.arguments import Arguments
from freqtrade.analyze import Analyze
import freqtrade.tests.conftest as tt # test tools
# Avoid to reinit the same object again and again
_BACKTESTING = Backtesting(tt.default_conf())
def get_args(args) -> List[str]:
return Arguments(args, '').get_parsed_arg()
def trim_dictlist(dict_list, num):
@ -18,60 +28,6 @@ def trim_dictlist(dict_list, num):
return new
def test_generate_text_table():
results = pd.DataFrame(
{
'currency': ['BTC_ETH', 'BTC_ETH'],
'profit_percent': [0.1, 0.2],
'profit_BTC': [0.2, 0.4],
'duration': [10, 30],
'profit': [2, 0],
'loss': [0, 0]
}
)
print(generate_text_table({'BTC_ETH': {}}, results, 'BTC', 5))
assert generate_text_table({'BTC_ETH': {}}, results, 'BTC', 5) == (
'pair buy count avg profit % total profit BTC avg duration profit loss\n' # noqa
'------- ----------- -------------- ------------------ -------------- -------- ------\n' # noqa
'BTC_ETH 2 15.00 0.60000000 100.0 2 0\n' # noqa
'TOTAL 2 15.00 0.60000000 100.0 2 0') # noqa
def test_get_timeframe(default_strategy):
data = preprocess(optimize.load_data(
None, ticker_interval=1, pairs=['BTC_UNITEST']))
min_date, max_date = get_timeframe(data)
assert min_date.isoformat() == '2017-11-04T23:02:00+00:00'
assert max_date.isoformat() == '2017-11-14T22:59:00+00:00'
def test_backtest(default_strategy, default_conf, mocker):
mocker.patch.dict('freqtrade.main._CONF', default_conf)
exchange._API = Bittrex({'key': '', 'secret': ''})
data = optimize.load_data(None, ticker_interval=5, pairs=['BTC_ETH'])
data = trim_dictlist(data, -200)
results = backtest({'stake_amount': default_conf['stake_amount'],
'processed': optimize.preprocess(data),
'max_open_trades': 10,
'realistic': True})
assert not results.empty
def test_backtest_1min_ticker_interval(default_strategy, default_conf, mocker):
mocker.patch.dict('freqtrade.main._CONF', default_conf)
exchange._API = Bittrex({'key': '', 'secret': ''})
# Run a backtesting for an exiting 5min ticker_interval
data = optimize.load_data(None, ticker_interval=1, pairs=['BTC_UNITEST'])
data = trim_dictlist(data, -200)
results = backtest({'stake_amount': default_conf['stake_amount'],
'processed': optimize.preprocess(data),
'max_open_trades': 1,
'realistic': True})
assert not results.empty
def load_data_test(what):
timerange = ((None, 'line'), None, -100)
data = optimize.load_data(None, ticker_interval=1, pairs=['BTC_UNITEST'], timerange=timerange)
@ -115,79 +71,324 @@ def load_data_test(what):
return data
def simple_backtest(config, contour, num_results):
def simple_backtest(config, contour, num_results) -> None:
backtesting = _BACKTESTING
data = load_data_test(contour)
processed = optimize.preprocess(data)
processed = backtesting.tickerdata_to_dataframe(data)
assert isinstance(processed, dict)
results = backtest({'stake_amount': config['stake_amount'],
results = backtesting.backtest(
{
'stake_amount': config['stake_amount'],
'processed': processed,
'max_open_trades': 1,
'realistic': True})
'realistic': True
}
)
# results :: <class 'pandas.core.frame.DataFrame'>
assert len(results) == num_results
# Test backtest on offline data
# loaded by freqdata/optimize/__init__.py::load_data()
def test_backtest2(default_conf, mocker, default_strategy):
mocker.patch.dict('freqtrade.main._CONF', default_conf)
data = optimize.load_data(None, ticker_interval=5, pairs=['BTC_ETH'])
data = trim_dictlist(data, -200)
results = backtest({'stake_amount': default_conf['stake_amount'],
'processed': optimize.preprocess(data),
'max_open_trades': 10,
'realistic': True})
assert not results.empty
def test_processed(default_conf, mocker, default_strategy):
mocker.patch.dict('freqtrade.main._CONF', default_conf)
dict_of_tickerrows = load_data_test('raise')
dataframes = optimize.preprocess(dict_of_tickerrows)
dataframe = dataframes['BTC_UNITEST']
cols = dataframe.columns
# assert the dataframe got some of the indicator columns
for col in ['close', 'high', 'low', 'open', 'date',
'ema50', 'ao', 'macd', 'plus_dm']:
assert col in cols
def test_backtest_pricecontours(default_conf, mocker, default_strategy):
mocker.patch.dict('freqtrade.main._CONF', default_conf)
tests = [['raise', 17], ['lower', 0], ['sine', 17]]
for [contour, numres] in tests:
simple_backtest(default_conf, contour, numres)
def mocked_load_data(datadir, pairs=[], ticker_interval=0, refresh_pairs=False, timerange=None):
tickerdata = optimize.load_tickerdata_file(datadir, 'BTC_UNITEST', 1, timerange=timerange)
pairdata = {'BTC_UNITEST': tickerdata}
return pairdata
def test_backtest_start(default_conf, mocker, caplog):
caplog.set_level(logging.INFO)
default_conf['exchange']['pair_whitelist'] = ['BTC_UNITEST']
mocker.patch.dict('freqtrade.main._CONF', default_conf)
mocker.patch('freqtrade.misc.load_config', new=lambda s: default_conf)
mocker.patch.multiple('freqtrade.optimize',
load_data=mocked_load_data)
args = MagicMock()
args.ticker_interval = 1
args.level = 10
args.live = False
args.datadir = None
args.export = None
args.timerange = '-100' # needed due to MagicMock malleability
backtesting.start(args)
# Unit tests
def test_setup_configuration_without_arguments(mocker, default_conf, caplog) -> None:
"""
Test setup_configuration() function
"""
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
args = [
'--config', 'config.json',
'--strategy', 'default_strategy',
'backtesting'
]
config = setup_configuration(get_args(args))
assert 'max_open_trades' in config
assert 'stake_currency' in config
assert 'stake_amount' in config
assert 'exchange' in config
assert 'pair_whitelist' in config['exchange']
assert 'datadir' in config
assert tt.log_has(
'Parameter --datadir detected: {} ...'.format(config['datadir']),
caplog.record_tuples
)
assert 'ticker_interval' in config
assert not tt.log_has('Parameter -i/--ticker-interval detected ...', caplog.record_tuples)
assert 'live' not in config
assert not tt.log_has('Parameter -l/--live detected ...', caplog.record_tuples)
assert 'realistic_simulation' not in config
assert not tt.log_has('Parameter --realistic-simulation detected ...', caplog.record_tuples)
assert 'refresh_pairs' not in config
assert not tt.log_has('Parameter -r/--refresh-pairs-cached detected ...', caplog.record_tuples)
assert 'timerange' not in config
assert 'export' not in config
def test_setup_configuration_with_arguments(mocker, default_conf, caplog) -> None:
"""
Test setup_configuration() function
"""
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
args = [
'--config', 'config.json',
'--strategy', 'default_strategy',
'--datadir', '/foo/bar',
'backtesting',
'--ticker-interval', '1',
'--live',
'--realistic-simulation',
'--refresh-pairs-cached',
'--timerange', ':100',
'--export', '/bar/foo'
]
config = setup_configuration(get_args(args))
assert 'max_open_trades' in config
assert 'stake_currency' in config
assert 'stake_amount' in config
assert 'exchange' in config
assert 'pair_whitelist' in config['exchange']
assert 'datadir' in config
assert tt.log_has(
'Parameter --datadir detected: {} ...'.format(config['datadir']),
caplog.record_tuples
)
assert 'ticker_interval' in config
assert tt.log_has('Parameter -i/--ticker-interval detected ...', caplog.record_tuples)
assert tt.log_has(
'Using ticker_interval: 1 ...',
caplog.record_tuples
)
assert 'live' in config
assert tt.log_has('Parameter -l/--live detected ...', caplog.record_tuples)
assert 'realistic_simulation'in config
assert tt.log_has('Parameter --realistic-simulation detected ...', caplog.record_tuples)
assert tt.log_has('Using max_open_trades: 1 ...', caplog.record_tuples)
assert 'refresh_pairs'in config
assert tt.log_has('Parameter -r/--refresh-pairs-cached detected ...', caplog.record_tuples)
import pprint
pprint.pprint(caplog.record_tuples)
pprint.pprint(config['timerange'])
assert 'timerange' in config
assert tt.log_has(
'Parameter --timerange detected: {} ...'.format(config['timerange']),
caplog.record_tuples
)
assert 'export' in config
assert tt.log_has(
'Parameter --export detected: {} ...'.format(config['export']),
caplog.record_tuples
)
def test_start(mocker, default_conf, caplog) -> None:
"""
Test start() function
"""
start_mock = MagicMock()
mocker.patch('freqtrade.optimize.backtesting.Backtesting.start', start_mock)
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
args = [
'--config', 'config.json',
'--strategy', 'default_strategy',
'backtesting'
]
args = get_args(args)
start(args)
assert tt.log_has(
'Starting freqtrade in Backtesting mode',
caplog.record_tuples
)
assert start_mock.call_count == 1
def test_backtesting__init__(mocker, default_conf) -> None:
"""
Test Backtesting.__init__() method
"""
init_mock = MagicMock()
mocker.patch('freqtrade.optimize.backtesting.Backtesting._init', init_mock)
backtesting = Backtesting(default_conf)
assert backtesting.config == default_conf
assert backtesting.analyze is None
assert backtesting.ticker_interval is None
assert backtesting.tickerdata_to_dataframe is None
assert backtesting.populate_buy_trend is None
assert backtesting.populate_sell_trend is None
assert init_mock.call_count == 1
def test_backtesting_init(default_conf) -> None:
"""
Test Backtesting._init() method
"""
backtesting = Backtesting(default_conf)
assert backtesting.config == default_conf
assert isinstance(backtesting.analyze, Analyze)
assert backtesting.ticker_interval == 5
assert callable(backtesting.tickerdata_to_dataframe)
assert callable(backtesting.populate_buy_trend)
assert callable(backtesting.populate_sell_trend)
def test_get_timeframe() -> None:
"""
Test Backtesting.get_timeframe() method
"""
backtesting = _BACKTESTING
data = backtesting.tickerdata_to_dataframe(
optimize.load_data(
None,
ticker_interval=1,
pairs=['BTC_UNITEST']
)
)
min_date, max_date = backtesting.get_timeframe(data)
assert min_date.isoformat() == '2017-11-04T23:02:00+00:00'
assert max_date.isoformat() == '2017-11-14T22:59:00+00:00'
def test_generate_text_table():
"""
Test Backtesting.generate_text_table() method
"""
backtesting = _BACKTESTING
results = pd.DataFrame(
{
'currency': ['BTC_ETH', 'BTC_ETH'],
'profit_percent': [0.1, 0.2],
'profit_BTC': [0.2, 0.4],
'duration': [10, 30],
'profit': [2, 0],
'loss': [0, 0]
}
)
result_str = (
'pair buy count avg profit % '
'total profit BTC avg duration profit loss\n'
'------- ----------- -------------- '
'------------------ -------------- -------- ------\n'
'BTC_ETH 2 15.00 '
'0.60000000 100.0 2 0\n'
'TOTAL 2 15.00 '
'0.60000000 100.0 2 0'
)
assert backtesting._generate_text_table(data={'BTC_ETH': {}}, results=results) == result_str
def test_backtesting_start(default_conf, mocker, caplog) -> None:
"""
Test Backtesting.start() method
"""
mocker.patch.multiple('freqtrade.optimize', load_data=mocked_load_data)
mocker.patch('freqtrade.exchange.get_ticker_history', MagicMock)
conf = deepcopy(default_conf)
conf['exchange']['pair_whitelist'] = ['BTC_UNITEST']
conf['ticker_interval'] = 1
conf['live'] = False
conf['datadir'] = None
conf['export'] = None
conf['timerange'] = '-100'
backtesting = Backtesting(conf)
backtesting.start()
# check the logs, that will contain the backtest result
exists = ['Using max_open_trades: 1 ...',
exists = [
'Using local backtesting data (using whitelist in given config) ...',
'Using stake_currency: BTC ...',
'Using stake_amount: 0.001 ...',
'Measuring data from 2017-11-14T21:17:00+00:00 '
'up to 2017-11-14T22:59:00+00:00 (0 days)..']
'up to 2017-11-14T22:59:00+00:00 (0 days)..'
]
for line in exists:
assert ('freqtrade.optimize.backtesting',
logging.INFO,
line) in caplog.record_tuples
assert tt.log_has(line, caplog.record_tuples)
def test_backtest(default_conf) -> None:
"""
Test Backtesting.backtest() method
"""
backtesting = _BACKTESTING
data = optimize.load_data(None, ticker_interval=5, pairs=['BTC_ETH'])
data = trim_dictlist(data, -200)
results = backtesting.backtest(
{
'stake_amount': default_conf['stake_amount'],
'processed': backtesting.tickerdata_to_dataframe(data),
'max_open_trades': 10,
'realistic': True
}
)
assert not results.empty
def test_backtest_1min_ticker_interval(default_conf) -> None:
"""
Test Backtesting.backtest() method with 1 min ticker
"""
backtesting = _BACKTESTING
# Run a backtesting for an exiting 5min ticker_interval
data = optimize.load_data(None, ticker_interval=1, pairs=['BTC_UNITEST'])
data = trim_dictlist(data, -200)
results = backtesting.backtest(
{
'stake_amount': default_conf['stake_amount'],
'processed': backtesting.tickerdata_to_dataframe(data),
'max_open_trades': 1,
'realistic': True
}
)
assert not results.empty
def test_processed() -> None:
"""
Test Backtesting.backtest() method with offline data
"""
backtesting = _BACKTESTING
dict_of_tickerrows = load_data_test('raise')
dataframes = backtesting.tickerdata_to_dataframe(dict_of_tickerrows)
dataframe = dataframes['BTC_UNITEST']
cols = dataframe.columns
# assert the dataframe got some of the indicator columns
for col in ['close', 'high', 'low', 'open', 'date',
'ema50', 'ao', 'macd', 'plus_dm']:
assert col in cols
def test_backtest_pricecontours(default_conf) -> None:
tests = [['raise', 17], ['lower', 0], ['sine', 17]]
for [contour, numres] in tests:
simple_backtest(default_conf, contour, numres)

View File

@ -5,10 +5,11 @@ import json
import logging
import uuid
from shutil import copyfile
from freqtrade import exchange, optimize
from freqtrade.exchange import Bittrex
from freqtrade import optimize
from freqtrade.analyze import Analyze
from freqtrade.optimize.__init__ import make_testdata_path, download_pairs,\
download_backtesting_testdata, load_tickerdata_file, trim_tickerlist, file_dump_json
download_backtesting_testdata, load_tickerdata_file, trim_tickerlist
from freqtrade.misc import file_dump_json
# Change this if modifying BTC_UNITEST testdatafile
_BTC_UNITTEST_LENGTH = 13681
@ -45,12 +46,11 @@ def _clean_test_file(file: str) -> None:
os.rename(file_swp, file)
def test_load_data_30min_ticker(default_conf, ticker_history, mocker, caplog):
caplog.set_level(logging.INFO)
def test_load_data_30min_ticker(ticker_history, mocker, caplog) -> None:
"""
Test load_data() with 30 min ticker
"""
mocker.patch('freqtrade.optimize.get_ticker_history', return_value=ticker_history)
mocker.patch.dict('freqtrade.main._CONF', default_conf)
exchange._API = Bittrex({'key': '', 'secret': ''})
file = 'freqtrade/tests/testdata/BTC_UNITTEST-30.json'
_backup_file(file, copy_file=True)
@ -62,12 +62,11 @@ def test_load_data_30min_ticker(default_conf, ticker_history, mocker, caplog):
_clean_test_file(file)
def test_load_data_5min_ticker(default_conf, ticker_history, mocker, caplog):
caplog.set_level(logging.INFO)
def test_load_data_5min_ticker(ticker_history, mocker, caplog) -> None:
"""
Test load_data() with 5 min ticker
"""
mocker.patch('freqtrade.optimize.get_ticker_history', return_value=ticker_history)
mocker.patch.dict('freqtrade.main._CONF', default_conf)
exchange._API = Bittrex({'key': '', 'secret': ''})
file = 'freqtrade/tests/testdata/BTC_ETH-5.json'
_backup_file(file, copy_file=True)
@ -79,12 +78,11 @@ def test_load_data_5min_ticker(default_conf, ticker_history, mocker, caplog):
_clean_test_file(file)
def test_load_data_1min_ticker(default_conf, ticker_history, mocker, caplog):
caplog.set_level(logging.INFO)
def test_load_data_1min_ticker(ticker_history, mocker, caplog) -> None:
"""
Test load_data() with 1 min ticker
"""
mocker.patch('freqtrade.optimize.get_ticker_history', return_value=ticker_history)
mocker.patch.dict('freqtrade.main._CONF', default_conf)
exchange._API = Bittrex({'key': '', 'secret': ''})
file = 'freqtrade/tests/testdata/BTC_ETH-1.json'
_backup_file(file, copy_file=True)
@ -96,12 +94,11 @@ def test_load_data_1min_ticker(default_conf, ticker_history, mocker, caplog):
_clean_test_file(file)
def test_load_data_with_new_pair_1min(default_conf, ticker_history, mocker, caplog):
caplog.set_level(logging.INFO)
def test_load_data_with_new_pair_1min(ticker_history, mocker, caplog) -> None:
"""
Test load_data() with 1 min ticker
"""
mocker.patch('freqtrade.optimize.get_ticker_history', return_value=ticker_history)
mocker.patch.dict('freqtrade.main._CONF', default_conf)
exchange._API = Bittrex({'key': '', 'secret': ''})
file = 'freqtrade/tests/testdata/BTC_MEME-1.json'
_backup_file(file)
@ -113,14 +110,12 @@ def test_load_data_with_new_pair_1min(default_conf, ticker_history, mocker, capl
_clean_test_file(file)
def test_testdata_path():
def test_testdata_path() -> None:
assert os.path.join('freqtrade', 'tests', 'testdata') in make_testdata_path(None)
def test_download_pairs(default_conf, ticker_history, mocker):
def test_download_pairs(ticker_history, mocker) -> None:
mocker.patch('freqtrade.optimize.__init__.get_ticker_history', return_value=ticker_history)
mocker.patch.dict('freqtrade.main._CONF', default_conf)
exchange._API = Bittrex({'key': '', 'secret': ''})
file1_1 = 'freqtrade/tests/testdata/BTC_MEME-1.json'
file1_5 = 'freqtrade/tests/testdata/BTC_MEME-5.json'
@ -157,13 +152,10 @@ def test_download_pairs(default_conf, ticker_history, mocker):
_clean_test_file(file2_5)
def test_download_pairs_exception(default_conf, ticker_history, mocker, caplog):
caplog.set_level(logging.INFO)
def test_download_pairs_exception(ticker_history, mocker, caplog) -> None:
mocker.patch('freqtrade.optimize.__init__.get_ticker_history', return_value=ticker_history)
mocker.patch('freqtrade.optimize.__init__.download_backtesting_testdata',
side_effect=BaseException('File Error'))
mocker.patch.dict('freqtrade.main._CONF', default_conf)
exchange._API = Bittrex({'key': '', 'secret': ''})
file1_1 = 'freqtrade/tests/testdata/BTC_MEME-1.json'
file1_5 = 'freqtrade/tests/testdata/BTC_MEME-5.json'
@ -179,10 +171,8 @@ def test_download_pairs_exception(default_conf, ticker_history, mocker, caplog):
'Failed to download the pair: "BTC-MEME", Interval: 1 min') in caplog.record_tuples
def test_download_backtesting_testdata(default_conf, ticker_history, mocker):
def test_download_backtesting_testdata(ticker_history, mocker) -> None:
mocker.patch('freqtrade.optimize.__init__.get_ticker_history', return_value=ticker_history)
mocker.patch.dict('freqtrade.main._CONF', default_conf)
exchange._API = Bittrex({'key': '', 'secret': ''})
# Download a 1 min ticker file
file1 = 'freqtrade/tests/testdata/BTC_XEL-1.json'
@ -200,7 +190,7 @@ def test_download_backtesting_testdata(default_conf, ticker_history, mocker):
_clean_test_file(file2)
def test_download_backtesting_testdata2(mocker):
def test_download_backtesting_testdata2(mocker) -> None:
tick = [{'T': 'bar'}, {'T': 'foo'}]
mocker.patch('freqtrade.misc.file_dump_json', return_value=None)
mocker.patch('freqtrade.optimize.__init__.get_ticker_history', return_value=tick)
@ -208,7 +198,7 @@ def test_download_backtesting_testdata2(mocker):
assert download_backtesting_testdata(None, pair="BTC-UNITEST", interval=3)
def test_load_tickerdata_file():
def test_load_tickerdata_file() -> None:
# 7 does not exist in either format.
assert not load_tickerdata_file(None, 'BTC_UNITEST', 7)
# 1 exists only as a .json
@ -219,22 +209,28 @@ def test_load_tickerdata_file():
assert _BTC_UNITTEST_LENGTH == len(tickerdata)
def test_init(default_conf, mocker):
def test_init(default_conf, mocker) -> None:
conf = {'exchange': {'pair_whitelist': []}}
mocker.patch('freqtrade.optimize.hyperopt_optimize_conf', return_value=conf)
assert {} == optimize.load_data('', pairs=[], refresh_pairs=True,
ticker_interval=int(default_conf['ticker_interval']))
assert {} == optimize.load_data(
'',
pairs=[],
refresh_pairs=True,
ticker_interval=int(default_conf['ticker_interval'])
)
def test_tickerdata_to_dataframe():
def test_tickerdata_to_dataframe(default_conf) -> None:
analyze = Analyze(default_conf)
timerange = ((None, 'line'), None, -100)
tick = load_tickerdata_file(None, 'BTC_UNITEST', 1, timerange=timerange)
tickerlist = {'BTC_UNITEST': tick}
data = optimize.tickerdata_to_dataframe(tickerlist)
data = analyze.tickerdata_to_dataframe(tickerlist)
assert len(data['BTC_UNITEST']) == 100
def test_trim_tickerlist():
def test_trim_tickerlist() -> None:
with open('freqtrade/tests/testdata/BTC_ETH-1.json') as data_file:
ticker_list = json.load(data_file)
ticker_list_len = len(ticker_list)
@ -279,8 +275,11 @@ def test_trim_tickerlist():
assert ticker_list_len == ticker_len
def test_file_dump_json():
def test_file_dump_json() -> None:
"""
Test file_dump_json()
:return: None
"""
file = 'freqtrade/tests/testdata/test_{id}.json'.format(id=str(uuid.uuid4()))
data = {'bar': 'foo'}

View File

@ -1,5 +1,4 @@
# pragma pylint: disable=protected-access, invalid-name, missing-docstring
# pragma pylint: disable=protected-access, invalid-name
"""
Unit test file for configuration.py
"""
@ -18,7 +17,6 @@ import freqtrade.tests.conftest as tt # test tools
def test_configuration_object() -> None:
"""
Test the Constants object has the mandatory Constants
:return: None
"""
assert hasattr(Configuration, '_load_config')
assert hasattr(Configuration, '_load_config_file')
@ -30,12 +28,11 @@ def test_configuration_object() -> None:
def test_load_config_invalid_pair(default_conf, mocker) -> None:
"""
Test the configuration validator with an invalid PAIR format
:param default_conf: Configuration already read from a file (JSON format)
:return: None
"""
mocker.patch.multiple(
'freqtrade.configuration.Configuration',
_load_config=MagicMock(return_value=[])
_load_config=MagicMock(return_value=[]),
show_info=MagicMock
)
conf = deepcopy(default_conf)
conf['exchange']['pair_whitelist'].append('BTC-ETH')
@ -48,12 +45,11 @@ def test_load_config_invalid_pair(default_conf, mocker) -> None:
def test_load_config_missing_attributes(default_conf, mocker) -> None:
"""
Test the configuration validator with a missing attribute
:param default_conf: Configuration already read from a file (JSON format)
:return: None
"""
mocker.patch.multiple(
'freqtrade.configuration.Configuration',
_load_config=MagicMock(return_value=[])
_load_config=MagicMock(return_value=[]),
show_info=MagicMock
)
conf = deepcopy(default_conf)
conf.pop('exchange')
@ -65,12 +61,12 @@ def test_load_config_missing_attributes(default_conf, mocker) -> None:
def test_load_config_file(default_conf, mocker, caplog) -> None:
"""
Test _load_config_file() method
:return:
Test Configuration._load_config_file() method
"""
mocker.patch.multiple(
'freqtrade.configuration.Configuration',
_load_config=MagicMock(return_value=[])
_load_config=MagicMock(return_value=[]),
show_info=MagicMock
)
file_mock = mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
@ -85,6 +81,9 @@ def test_load_config_file(default_conf, mocker, caplog) -> None:
def test_load_config(default_conf, mocker) -> None:
"""
Test Configuration._load_config() without any cli params
"""
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
@ -100,6 +99,9 @@ def test_load_config(default_conf, mocker) -> None:
def test_load_config_with_params(default_conf, mocker) -> None:
"""
Test Configuration._load_config() with cli params used
"""
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
@ -123,6 +125,9 @@ def test_load_config_with_params(default_conf, mocker) -> None:
def test_show_info(default_conf, mocker, caplog) -> None:
"""
Test Configuration.show_info()
"""
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
@ -155,3 +160,118 @@ def test_show_info(default_conf, mocker, caplog) -> None:
'Dry run is disabled. (--dry_run_db ignored)',
caplog.record_tuples
)
def test_setup_configuration_without_arguments(mocker, default_conf, caplog) -> None:
"""
Test setup_configuration() function
"""
mocker.patch('freqtrade.configuration.Configuration.show_info', MagicMock)
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
args = [
'--config', 'config.json',
'--strategy', 'default_strategy',
'backtesting'
]
args = Arguments(args, '').get_parsed_arg()
configuration = Configuration(args)
config = configuration.get_config()
assert 'max_open_trades' in config
assert 'stake_currency' in config
assert 'stake_amount' in config
assert 'exchange' in config
assert 'pair_whitelist' in config['exchange']
assert 'datadir' in config
assert tt.log_has(
'Parameter --datadir detected: {} ...'.format(config['datadir']),
caplog.record_tuples
)
assert 'ticker_interval' in config
assert not tt.log_has('Parameter -i/--ticker-interval detected ...', caplog.record_tuples)
assert 'live' not in config
assert not tt.log_has('Parameter -l/--live detected ...', caplog.record_tuples)
assert 'realistic_simulation' not in config
assert not tt.log_has('Parameter --realistic-simulation detected ...', caplog.record_tuples)
assert 'refresh_pairs' not in config
assert not tt.log_has('Parameter -r/--refresh-pairs-cached detected ...', caplog.record_tuples)
assert 'timerange' not in config
assert 'export' not in config
def test_setup_configuration_with_arguments(mocker, default_conf, caplog) -> None:
"""
Test setup_configuration() function
"""
mocker.patch('freqtrade.configuration.Configuration.show_info', MagicMock)
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
args = [
'--config', 'config.json',
'--strategy', 'default_strategy',
'--datadir', '/foo/bar',
'backtesting',
'--ticker-interval', '1',
'--live',
'--realistic-simulation',
'--refresh-pairs-cached',
'--timerange', ':100',
'--export', '/bar/foo'
]
args = Arguments(args, '').get_parsed_arg()
configuration = Configuration(args)
config = configuration.get_config()
assert 'max_open_trades' in config
assert 'stake_currency' in config
assert 'stake_amount' in config
assert 'exchange' in config
assert 'pair_whitelist' in config['exchange']
assert 'datadir' in config
assert tt.log_has(
'Parameter --datadir detected: {} ...'.format(config['datadir']),
caplog.record_tuples
)
assert 'ticker_interval' in config
assert tt.log_has('Parameter -i/--ticker-interval detected ...', caplog.record_tuples)
assert tt.log_has(
'Using ticker_interval: 1 ...',
caplog.record_tuples
)
assert 'live' in config
assert tt.log_has('Parameter -l/--live detected ...', caplog.record_tuples)
assert 'realistic_simulation'in config
assert tt.log_has('Parameter --realistic-simulation detected ...', caplog.record_tuples)
assert tt.log_has('Using max_open_trades: 1 ...', caplog.record_tuples)
assert 'refresh_pairs'in config
assert tt.log_has('Parameter -r/--refresh-pairs-cached detected ...', caplog.record_tuples)
import pprint
pprint.pprint(caplog.record_tuples)
pprint.pprint(config['timerange'])
assert 'timerange' in config
assert tt.log_has(
'Parameter --timerange detected: {} ...'.format(config['timerange']),
caplog.record_tuples
)
assert 'export' in config
assert tt.log_has(
'Parameter --export detected: {} ...'.format(config['export']),
caplog.record_tuples
)

View File

@ -26,11 +26,12 @@ def test_logger_object() -> None:
def test_get_logger() -> None:
"""
Test logger.get_logger()
Test Logger.get_logger() and Logger._init_logger()
:return: None
"""
logger = Logger(name='Foo', level=logging.WARNING)
logger = Logger(name='get_logger', level=logging.WARNING)
get_logger = logger.get_logger()
assert logger.logger is get_logger
assert get_logger is not None
assert hasattr(get_logger, 'debug')
assert hasattr(get_logger, 'info')
@ -39,15 +40,57 @@ def test_get_logger() -> None:
assert hasattr(get_logger, 'exception')
def test_set_name() -> None:
"""
Test Logger.set_name()
:return: None
"""
logger = Logger(name='set_name')
assert logger.name == 'set_name'
logger.set_name('set_name_new')
assert logger.name == 'set_name_new'
def test_set_level() -> None:
"""
Test Logger.set_name()
:return: None
"""
logger = Logger(name='Foo', level=logging.WARNING)
assert logger.level == logging.WARNING
assert logger.get_logger().level == logging.WARNING
logger.set_level(logging.INFO)
assert logger.level == logging.INFO
assert logger.get_logger().level == logging.INFO
def test_sending_msg(caplog) -> None:
"""
Test send a logging message
:return: None
"""
logger = Logger(name='FooBar', level=logging.WARNING).get_logger()
logger = Logger(name='sending_msg', level=logging.WARNING).get_logger()
logger.info('I am an INFO message')
assert('FooBar', logging.INFO, 'I am an INFO message') not in caplog.record_tuples
assert('sending_msg', logging.INFO, 'I am an INFO message') not in caplog.record_tuples
logger.warning('I am an WARNING message')
assert ('FooBar', logging.WARNING, 'I am an WARNING message') in caplog.record_tuples
assert ('sending_msg', logging.WARNING, 'I am an WARNING message') in caplog.record_tuples
def test_set_format(caplog) -> None:
"""
Test Logger.set_format()
:return: None
"""
log = Logger(name='set_format')
logger = log.get_logger()
logger.info('I am the first message')
assert ('set_format', logging.INFO, 'I am the first message') in caplog.record_tuples
log.set_format(log_format='%(message)s', propagate=True)
logger.info('I am the second message')
assert ('set_format', logging.INFO, 'I am the second message') in caplog.record_tuples