1045 lines
42 KiB
Python
1045 lines
42 KiB
Python
# pragma pylint: disable=missing-docstring, W0212, line-too-long, C0103, unused-argument
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import random
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from datetime import timedelta
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from pathlib import Path
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from unittest.mock import MagicMock, PropertyMock
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import numpy as np
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import pandas as pd
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import pytest
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from arrow import Arrow
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from freqtrade.commands.optimize_commands import setup_optimize_configuration, start_backtesting
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from freqtrade.configuration import TimeRange
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from freqtrade.data import history
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from freqtrade.data.btanalysis import BT_DATA_COLUMNS, evaluate_result_multi
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from freqtrade.data.converter import clean_ohlcv_dataframe
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from freqtrade.data.dataprovider import DataProvider
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from freqtrade.data.history import get_timerange
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from freqtrade.enums import RunMode, SellType
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from freqtrade.exceptions import DependencyException, OperationalException
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from freqtrade.optimize.backtesting import Backtesting
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from freqtrade.persistence import LocalTrade
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from freqtrade.resolvers import StrategyResolver
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from tests.conftest import (get_args, log_has, log_has_re, patch_exchange,
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patched_configuration_load_config_file)
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ORDER_TYPES = [
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{
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'buy': 'limit',
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'sell': 'limit',
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'stoploss': 'limit',
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'stoploss_on_exchange': False
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},
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{
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'buy': 'limit',
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'sell': 'limit',
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'stoploss': 'limit',
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'stoploss_on_exchange': True
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}]
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def trim_dictlist(dict_list, num):
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new = {}
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for pair, pair_data in dict_list.items():
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new[pair] = pair_data[num:].reset_index()
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return new
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def load_data_test(what, testdatadir):
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timerange = TimeRange.parse_timerange('1510694220-1510700340')
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data = history.load_pair_history(pair='UNITTEST/BTC', datadir=testdatadir,
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timeframe='1m', timerange=timerange,
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drop_incomplete=False,
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fill_up_missing=False)
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base = 0.001
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if what == 'raise':
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data.loc[:, 'open'] = data.index * base
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data.loc[:, 'high'] = data.index * base + 0.0001
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data.loc[:, 'low'] = data.index * base - 0.0001
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data.loc[:, 'close'] = data.index * base
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if what == 'lower':
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data.loc[:, 'open'] = 1 - data.index * base
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data.loc[:, 'high'] = 1 - data.index * base + 0.0001
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data.loc[:, 'low'] = 1 - data.index * base - 0.0001
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data.loc[:, 'close'] = 1 - data.index * base
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if what == 'sine':
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hz = 0.1 # frequency
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data.loc[:, 'open'] = np.sin(data.index * hz) / 1000 + base
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data.loc[:, 'high'] = np.sin(data.index * hz) / 1000 + base + 0.0001
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data.loc[:, 'low'] = np.sin(data.index * hz) / 1000 + base - 0.0001
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data.loc[:, 'close'] = np.sin(data.index * hz) / 1000 + base
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return {'UNITTEST/BTC': clean_ohlcv_dataframe(data, timeframe='1m', pair='UNITTEST/BTC',
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fill_missing=True)}
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def simple_backtest(config, contour, mocker, testdatadir) -> None:
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patch_exchange(mocker)
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config['timeframe'] = '1m'
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backtesting = Backtesting(config)
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backtesting._set_strategy(backtesting.strategylist[0])
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data = load_data_test(contour, testdatadir)
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processed = backtesting.strategy.advise_all_indicators(data)
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min_date, max_date = get_timerange(processed)
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assert isinstance(processed, dict)
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results = backtesting.backtest(
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processed=processed,
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start_date=min_date,
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end_date=max_date,
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max_open_trades=1,
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position_stacking=False,
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enable_protections=config.get('enable_protections', False),
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)
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# results :: <class 'pandas.core.frame.DataFrame'>
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return results
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# FIX: fixturize this?
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def _make_backtest_conf(mocker, datadir, conf=None, pair='UNITTEST/BTC'):
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data = history.load_data(datadir=datadir, timeframe='1m', pairs=[pair])
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data = trim_dictlist(data, -201)
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patch_exchange(mocker)
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backtesting = Backtesting(conf)
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backtesting._set_strategy(backtesting.strategylist[0])
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processed = backtesting.strategy.advise_all_indicators(data)
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min_date, max_date = get_timerange(processed)
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return {
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'processed': processed,
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'start_date': min_date,
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'end_date': max_date,
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'max_open_trades': 10,
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'position_stacking': False,
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}
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def _trend(signals, buy_value, sell_value):
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n = len(signals['low'])
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buy = np.zeros(n)
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sell = np.zeros(n)
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for i in range(0, len(signals['buy'])):
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if random.random() > 0.5: # Both buy and sell signals at same timeframe
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buy[i] = buy_value
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sell[i] = sell_value
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signals['buy'] = buy
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signals['sell'] = sell
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return signals
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def _trend_alternate(dataframe=None, metadata=None):
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signals = dataframe
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low = signals['low']
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n = len(low)
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buy = np.zeros(n)
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sell = np.zeros(n)
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for i in range(0, len(buy)):
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if i % 2 == 0:
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buy[i] = 1
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else:
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sell[i] = 1
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signals['buy'] = buy
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signals['sell'] = sell
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return dataframe
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# Unit tests
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def test_setup_optimize_configuration_without_arguments(mocker, default_conf, caplog) -> None:
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patched_configuration_load_config_file(mocker, default_conf)
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args = [
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'backtesting',
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'--config', 'config.json',
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'--strategy', 'DefaultStrategy',
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'--export', 'none'
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]
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config = setup_optimize_configuration(get_args(args), RunMode.BACKTEST)
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assert 'max_open_trades' in config
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assert 'stake_currency' in config
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assert 'stake_amount' in config
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assert 'exchange' in config
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assert 'pair_whitelist' in config['exchange']
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assert 'datadir' in config
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assert log_has('Using data directory: {} ...'.format(config['datadir']), caplog)
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assert 'timeframe' in config
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assert not log_has_re('Parameter -i/--ticker-interval detected .*', caplog)
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assert 'position_stacking' not in config
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assert not log_has('Parameter --enable-position-stacking detected ...', caplog)
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assert 'timerange' not in config
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assert 'export' in config
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assert config['export'] == 'none'
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assert 'runmode' in config
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assert config['runmode'] == RunMode.BACKTEST
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def test_setup_bt_configuration_with_arguments(mocker, default_conf, caplog) -> None:
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patched_configuration_load_config_file(mocker, default_conf)
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mocker.patch(
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'freqtrade.configuration.configuration.create_datadir',
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lambda c, x: x
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)
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args = [
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'backtesting',
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'--config', 'config.json',
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'--strategy', 'DefaultStrategy',
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'--datadir', '/foo/bar',
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'--timeframe', '1m',
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'--enable-position-stacking',
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'--disable-max-market-positions',
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'--timerange', ':100',
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'--export-filename', 'foo_bar.json',
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'--fee', '0',
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]
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config = setup_optimize_configuration(get_args(args), RunMode.BACKTEST)
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assert 'max_open_trades' in config
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assert 'stake_currency' in config
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assert 'stake_amount' in config
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assert 'exchange' in config
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assert 'pair_whitelist' in config['exchange']
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assert 'datadir' in config
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assert config['runmode'] == RunMode.BACKTEST
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assert log_has('Using data directory: {} ...'.format(config['datadir']), caplog)
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assert 'timeframe' in config
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assert log_has('Parameter -i/--timeframe detected ... Using timeframe: 1m ...',
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caplog)
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assert 'position_stacking' in config
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assert log_has('Parameter --enable-position-stacking detected ...', caplog)
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assert 'use_max_market_positions' in config
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assert log_has('Parameter --disable-max-market-positions detected ...', caplog)
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assert log_has('max_open_trades set to unlimited ...', caplog)
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assert 'timerange' in config
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assert log_has('Parameter --timerange detected: {} ...'.format(config['timerange']), caplog)
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assert 'export' in config
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assert 'exportfilename' in config
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assert isinstance(config['exportfilename'], Path)
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assert log_has('Storing backtest results to {} ...'.format(config['exportfilename']), caplog)
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assert 'fee' in config
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assert log_has('Parameter --fee detected, setting fee to: {} ...'.format(config['fee']), caplog)
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def test_setup_optimize_configuration_stake_amount(mocker, default_conf, caplog) -> None:
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patched_configuration_load_config_file(mocker, default_conf)
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args = [
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'backtesting',
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'--config', 'config.json',
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'--strategy', 'DefaultStrategy',
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'--stake-amount', '1',
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'--starting-balance', '2'
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]
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conf = setup_optimize_configuration(get_args(args), RunMode.BACKTEST)
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assert isinstance(conf, dict)
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args = [
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'backtesting',
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'--config', 'config.json',
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'--strategy', 'DefaultStrategy',
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'--stake-amount', '1',
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'--starting-balance', '0.5'
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]
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with pytest.raises(OperationalException, match=r"Starting balance .* smaller .*"):
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setup_optimize_configuration(get_args(args), RunMode.BACKTEST)
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def test_start(mocker, fee, default_conf, caplog) -> None:
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start_mock = MagicMock()
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mocker.patch('freqtrade.exchange.Exchange.get_fee', fee)
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patch_exchange(mocker)
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mocker.patch('freqtrade.optimize.backtesting.Backtesting.start', start_mock)
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patched_configuration_load_config_file(mocker, default_conf)
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args = [
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'backtesting',
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'--config', 'config.json',
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'--strategy', 'DefaultStrategy',
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]
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pargs = get_args(args)
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start_backtesting(pargs)
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assert log_has('Starting freqtrade in Backtesting mode', caplog)
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assert start_mock.call_count == 1
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@pytest.mark.parametrize("order_types", ORDER_TYPES)
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def test_backtesting_init(mocker, default_conf, order_types) -> None:
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"""
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Check that stoploss_on_exchange is set to False while backtesting
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since backtesting assumes a perfect stoploss anyway.
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"""
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default_conf["order_types"] = order_types
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patch_exchange(mocker)
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get_fee = mocker.patch('freqtrade.exchange.Exchange.get_fee', MagicMock(return_value=0.5))
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backtesting = Backtesting(default_conf)
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backtesting._set_strategy(backtesting.strategylist[0])
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assert backtesting.config == default_conf
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assert backtesting.timeframe == '5m'
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assert callable(backtesting.strategy.advise_all_indicators)
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assert callable(backtesting.strategy.advise_buy)
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assert callable(backtesting.strategy.advise_sell)
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assert isinstance(backtesting.strategy.dp, DataProvider)
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get_fee.assert_called()
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assert backtesting.fee == 0.5
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assert not backtesting.strategy.order_types["stoploss_on_exchange"]
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def test_backtesting_init_no_timeframe(mocker, default_conf, caplog) -> None:
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patch_exchange(mocker)
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del default_conf['timeframe']
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default_conf['strategy_list'] = ['DefaultStrategy',
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'SampleStrategy']
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mocker.patch('freqtrade.exchange.Exchange.get_fee', MagicMock(return_value=0.5))
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with pytest.raises(OperationalException):
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Backtesting(default_conf)
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log_has("Ticker-interval needs to be set in either configuration "
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"or as cli argument `--ticker-interval 5m`", caplog)
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def test_data_with_fee(default_conf, mocker, testdatadir) -> None:
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patch_exchange(mocker)
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default_conf['fee'] = 0.1234
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fee_mock = mocker.patch('freqtrade.exchange.Exchange.get_fee', MagicMock(return_value=0.5))
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backtesting = Backtesting(default_conf)
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backtesting._set_strategy(backtesting.strategylist[0])
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assert backtesting.fee == 0.1234
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assert fee_mock.call_count == 0
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default_conf['fee'] = 0.0
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backtesting = Backtesting(default_conf)
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backtesting._set_strategy(backtesting.strategylist[0])
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assert backtesting.fee == 0.0
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assert fee_mock.call_count == 0
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def test_data_to_dataframe_bt(default_conf, mocker, testdatadir) -> None:
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patch_exchange(mocker)
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timerange = TimeRange.parse_timerange('1510694220-1510700340')
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data = history.load_data(testdatadir, '1m', ['UNITTEST/BTC'], timerange=timerange,
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fill_up_missing=True)
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backtesting = Backtesting(default_conf)
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backtesting._set_strategy(backtesting.strategylist[0])
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processed = backtesting.strategy.advise_all_indicators(data)
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assert len(processed['UNITTEST/BTC']) == 102
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# Load strategy to compare the result between Backtesting function and strategy are the same
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default_conf.update({'strategy': 'DefaultStrategy'})
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strategy = StrategyResolver.load_strategy(default_conf)
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processed2 = strategy.advise_all_indicators(data)
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assert processed['UNITTEST/BTC'].equals(processed2['UNITTEST/BTC'])
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def test_backtest_abort(default_conf, mocker, testdatadir) -> None:
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patch_exchange(mocker)
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backtesting = Backtesting(default_conf)
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backtesting.check_abort()
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backtesting.abort = True
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with pytest.raises(DependencyException, match="Stop requested"):
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backtesting.check_abort()
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# abort flag resets
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assert backtesting.abort is False
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assert backtesting.progress.progress == 0
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def test_backtesting_start(default_conf, mocker, testdatadir, caplog) -> None:
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def get_timerange(input1):
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return Arrow(2017, 11, 14, 21, 17), Arrow(2017, 11, 14, 22, 59)
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mocker.patch('freqtrade.data.history.get_timerange', get_timerange)
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patch_exchange(mocker)
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mocker.patch('freqtrade.optimize.backtesting.Backtesting.backtest')
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mocker.patch('freqtrade.optimize.backtesting.generate_backtest_stats')
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mocker.patch('freqtrade.optimize.backtesting.show_backtest_results')
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sbs = mocker.patch('freqtrade.optimize.backtesting.store_backtest_stats')
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mocker.patch('freqtrade.plugins.pairlistmanager.PairListManager.whitelist',
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PropertyMock(return_value=['UNITTEST/BTC']))
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default_conf['timeframe'] = '1m'
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default_conf['datadir'] = testdatadir
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default_conf['export'] = 'trades'
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default_conf['exportfilename'] = 'export.txt'
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default_conf['timerange'] = '-1510694220'
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backtesting = Backtesting(default_conf)
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backtesting._set_strategy(backtesting.strategylist[0])
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backtesting.strategy.bot_loop_start = MagicMock()
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backtesting.start()
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# check the logs, that will contain the backtest result
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exists = [
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'Backtesting with data from 2017-11-14 21:17:00 '
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'up to 2017-11-14 22:59:00 (0 days).'
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]
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for line in exists:
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assert log_has(line, caplog)
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assert backtesting.strategy.dp._pairlists is not None
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assert backtesting.strategy.bot_loop_start.call_count == 1
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assert sbs.call_count == 1
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def test_backtesting_start_no_data(default_conf, mocker, caplog, testdatadir) -> None:
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def get_timerange(input1):
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return Arrow(2017, 11, 14, 21, 17), Arrow(2017, 11, 14, 22, 59)
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mocker.patch('freqtrade.data.history.history_utils.load_pair_history',
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MagicMock(return_value=pd.DataFrame()))
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mocker.patch('freqtrade.data.history.get_timerange', get_timerange)
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patch_exchange(mocker)
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mocker.patch('freqtrade.optimize.backtesting.Backtesting.backtest')
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mocker.patch('freqtrade.plugins.pairlistmanager.PairListManager.whitelist',
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PropertyMock(return_value=['UNITTEST/BTC']))
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default_conf['timeframe'] = "1m"
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default_conf['datadir'] = testdatadir
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default_conf['export'] = 'none'
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default_conf['timerange'] = '20180101-20180102'
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backtesting = Backtesting(default_conf)
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backtesting._set_strategy(backtesting.strategylist[0])
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with pytest.raises(OperationalException, match='No data found. Terminating.'):
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backtesting.start()
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def test_backtesting_no_pair_left(default_conf, mocker, caplog, testdatadir) -> None:
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mocker.patch('freqtrade.exchange.Exchange.exchange_has', MagicMock(return_value=True))
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mocker.patch('freqtrade.data.history.history_utils.load_pair_history',
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MagicMock(return_value=pd.DataFrame()))
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mocker.patch('freqtrade.data.history.get_timerange', get_timerange)
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patch_exchange(mocker)
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mocker.patch('freqtrade.optimize.backtesting.Backtesting.backtest')
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mocker.patch('freqtrade.plugins.pairlistmanager.PairListManager.whitelist',
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PropertyMock(return_value=[]))
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default_conf['timeframe'] = "1m"
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default_conf['datadir'] = testdatadir
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default_conf['export'] = 'none'
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default_conf['timerange'] = '20180101-20180102'
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with pytest.raises(OperationalException, match='No pair in whitelist.'):
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Backtesting(default_conf)
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default_conf['pairlists'] = [{"method": "VolumePairList", "number_assets": 5}]
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with pytest.raises(OperationalException, match='VolumePairList not allowed for backtesting.'):
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Backtesting(default_conf)
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def test_backtesting_pairlist_list(default_conf, mocker, caplog, testdatadir, tickers) -> None:
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mocker.patch('freqtrade.exchange.Exchange.exchange_has', MagicMock(return_value=True))
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mocker.patch('freqtrade.exchange.Exchange.get_tickers', tickers)
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mocker.patch('freqtrade.exchange.Exchange.price_to_precision', lambda s, x, y: y)
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mocker.patch('freqtrade.data.history.get_timerange', get_timerange)
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patch_exchange(mocker)
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mocker.patch('freqtrade.optimize.backtesting.Backtesting.backtest')
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mocker.patch('freqtrade.plugins.pairlistmanager.PairListManager.whitelist',
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PropertyMock(return_value=['XRP/BTC']))
|
|
mocker.patch('freqtrade.plugins.pairlistmanager.PairListManager.refresh_pairlist')
|
|
|
|
default_conf['ticker_interval'] = "1m"
|
|
default_conf['datadir'] = testdatadir
|
|
default_conf['export'] = 'none'
|
|
# Use stoploss from strategy
|
|
del default_conf['stoploss']
|
|
default_conf['timerange'] = '20180101-20180102'
|
|
|
|
default_conf['pairlists'] = [{"method": "VolumePairList", "number_assets": 5}]
|
|
with pytest.raises(OperationalException, match='VolumePairList not allowed for backtesting.'):
|
|
Backtesting(default_conf)
|
|
|
|
default_conf['pairlists'] = [{"method": "StaticPairList"}, {"method": "PerformanceFilter"}]
|
|
with pytest.raises(OperationalException,
|
|
match='PerformanceFilter not allowed for backtesting.'):
|
|
Backtesting(default_conf)
|
|
|
|
default_conf['pairlists'] = [{"method": "StaticPairList"}, {"method": "PrecisionFilter"}, ]
|
|
Backtesting(default_conf)
|
|
|
|
# Multiple strategies
|
|
default_conf['strategy_list'] = ['DefaultStrategy', 'TestStrategyLegacy']
|
|
with pytest.raises(OperationalException,
|
|
match='PrecisionFilter not allowed for backtesting multiple strategies.'):
|
|
Backtesting(default_conf)
|
|
|
|
|
|
def test_backtest__enter_trade(default_conf, fee, mocker) -> None:
|
|
default_conf['use_sell_signal'] = False
|
|
mocker.patch('freqtrade.exchange.Exchange.get_fee', fee)
|
|
mocker.patch("freqtrade.exchange.Exchange.get_min_pair_stake_amount", return_value=0.00001)
|
|
patch_exchange(mocker)
|
|
default_conf['stake_amount'] = 'unlimited'
|
|
default_conf['max_open_trades'] = 2
|
|
backtesting = Backtesting(default_conf)
|
|
backtesting._set_strategy(backtesting.strategylist[0])
|
|
pair = 'UNITTEST/BTC'
|
|
row = [
|
|
pd.Timestamp(year=2020, month=1, day=1, hour=5, minute=0),
|
|
1, # Sell
|
|
0.001, # Open
|
|
0.0011, # Close
|
|
0, # Sell
|
|
0.00099, # Low
|
|
0.0012, # High
|
|
'', # Buy Signal Name
|
|
]
|
|
trade = backtesting._enter_trade(pair, row=row)
|
|
assert isinstance(trade, LocalTrade)
|
|
assert trade.stake_amount == 495
|
|
|
|
# Fake 2 trades, so there's not enough amount for the next trade left.
|
|
LocalTrade.trades_open.append(trade)
|
|
LocalTrade.trades_open.append(trade)
|
|
trade = backtesting._enter_trade(pair, row=row)
|
|
assert trade is None
|
|
LocalTrade.trades_open.pop()
|
|
trade = backtesting._enter_trade(pair, row=row)
|
|
assert trade is not None
|
|
|
|
backtesting.strategy.custom_stake_amount = lambda **kwargs: 123.5
|
|
trade = backtesting._enter_trade(pair, row=row)
|
|
assert trade
|
|
assert trade.stake_amount == 123.5
|
|
|
|
# In case of error - use proposed stake
|
|
backtesting.strategy.custom_stake_amount = lambda **kwargs: 20 / 0
|
|
trade = backtesting._enter_trade(pair, row=row)
|
|
assert trade
|
|
assert trade.stake_amount == 495
|
|
|
|
# Stake-amount too high!
|
|
mocker.patch("freqtrade.exchange.Exchange.get_min_pair_stake_amount", return_value=600.0)
|
|
|
|
trade = backtesting._enter_trade(pair, row=row)
|
|
assert trade is None
|
|
|
|
# Stake-amount throwing error
|
|
mocker.patch("freqtrade.wallets.Wallets.get_trade_stake_amount",
|
|
side_effect=DependencyException)
|
|
|
|
trade = backtesting._enter_trade(pair, row=row)
|
|
assert trade is None
|
|
|
|
backtesting.cleanup()
|
|
|
|
|
|
def test_backtest_one(default_conf, fee, mocker, testdatadir) -> None:
|
|
default_conf['use_sell_signal'] = False
|
|
mocker.patch('freqtrade.exchange.Exchange.get_fee', fee)
|
|
mocker.patch("freqtrade.exchange.Exchange.get_min_pair_stake_amount", return_value=0.00001)
|
|
patch_exchange(mocker)
|
|
backtesting = Backtesting(default_conf)
|
|
backtesting._set_strategy(backtesting.strategylist[0])
|
|
pair = 'UNITTEST/BTC'
|
|
timerange = TimeRange('date', None, 1517227800, 0)
|
|
data = history.load_data(datadir=testdatadir, timeframe='5m', pairs=['UNITTEST/BTC'],
|
|
timerange=timerange)
|
|
processed = backtesting.strategy.advise_all_indicators(data)
|
|
min_date, max_date = get_timerange(processed)
|
|
result = backtesting.backtest(
|
|
processed=processed,
|
|
start_date=min_date,
|
|
end_date=max_date,
|
|
max_open_trades=10,
|
|
position_stacking=False,
|
|
)
|
|
results = result['results']
|
|
assert not results.empty
|
|
assert len(results) == 2
|
|
|
|
expected = pd.DataFrame(
|
|
{'pair': [pair, pair],
|
|
'stake_amount': [0.001, 0.001],
|
|
'amount': [0.00957442, 0.0097064],
|
|
'open_date': pd.to_datetime([Arrow(2018, 1, 29, 18, 40, 0).datetime,
|
|
Arrow(2018, 1, 30, 3, 30, 0).datetime], utc=True
|
|
),
|
|
'close_date': pd.to_datetime([Arrow(2018, 1, 29, 22, 35, 0).datetime,
|
|
Arrow(2018, 1, 30, 4, 10, 0).datetime], utc=True),
|
|
'open_rate': [0.104445, 0.10302485],
|
|
'close_rate': [0.104969, 0.103541],
|
|
'fee_open': [0.0025, 0.0025],
|
|
'fee_close': [0.0025, 0.0025],
|
|
'trade_duration': [235, 40],
|
|
'profit_ratio': [0.0, 0.0],
|
|
'profit_abs': [0.0, 0.0],
|
|
'sell_reason': [SellType.ROI.value, SellType.ROI.value],
|
|
'initial_stop_loss_abs': [0.0940005, 0.09272236],
|
|
'initial_stop_loss_ratio': [-0.1, -0.1],
|
|
'stop_loss_abs': [0.0940005, 0.09272236],
|
|
'stop_loss_ratio': [-0.1, -0.1],
|
|
'min_rate': [0.1038, 0.10302485],
|
|
'max_rate': [0.10501, 0.1038888],
|
|
'is_open': [False, False],
|
|
'buy_tag': [None, None],
|
|
})
|
|
pd.testing.assert_frame_equal(results, expected)
|
|
data_pair = processed[pair]
|
|
for _, t in results.iterrows():
|
|
ln = data_pair.loc[data_pair["date"] == t["open_date"]]
|
|
# Check open trade rate alignes to open rate
|
|
assert ln is not None
|
|
assert round(ln.iloc[0]["open"], 6) == round(t["open_rate"], 6)
|
|
# check close trade rate alignes to close rate or is between high and low
|
|
ln = data_pair.loc[data_pair["date"] == t["close_date"]]
|
|
assert (round(ln.iloc[0]["open"], 6) == round(t["close_rate"], 6) or
|
|
round(ln.iloc[0]["low"], 6) < round(
|
|
t["close_rate"], 6) < round(ln.iloc[0]["high"], 6))
|
|
|
|
|
|
def test_backtest_1min_timeframe(default_conf, fee, mocker, testdatadir) -> None:
|
|
default_conf['use_sell_signal'] = False
|
|
mocker.patch('freqtrade.exchange.Exchange.get_fee', fee)
|
|
mocker.patch("freqtrade.exchange.Exchange.get_min_pair_stake_amount", return_value=0.00001)
|
|
patch_exchange(mocker)
|
|
backtesting = Backtesting(default_conf)
|
|
backtesting._set_strategy(backtesting.strategylist[0])
|
|
|
|
# Run a backtesting for an exiting 1min timeframe
|
|
timerange = TimeRange.parse_timerange('1510688220-1510700340')
|
|
data = history.load_data(datadir=testdatadir, timeframe='1m', pairs=['UNITTEST/BTC'],
|
|
timerange=timerange)
|
|
processed = backtesting.strategy.advise_all_indicators(data)
|
|
min_date, max_date = get_timerange(processed)
|
|
results = backtesting.backtest(
|
|
processed=processed,
|
|
start_date=min_date,
|
|
end_date=max_date,
|
|
max_open_trades=1,
|
|
position_stacking=False,
|
|
)
|
|
assert not results['results'].empty
|
|
assert len(results['results']) == 1
|
|
|
|
|
|
def test_processed(default_conf, mocker, testdatadir) -> None:
|
|
patch_exchange(mocker)
|
|
backtesting = Backtesting(default_conf)
|
|
backtesting._set_strategy(backtesting.strategylist[0])
|
|
|
|
dict_of_tickerrows = load_data_test('raise', testdatadir)
|
|
dataframes = backtesting.strategy.advise_all_indicators(dict_of_tickerrows)
|
|
dataframe = dataframes['UNITTEST/BTC']
|
|
cols = dataframe.columns
|
|
# assert the dataframe got some of the indicator columns
|
|
for col in ['close', 'high', 'low', 'open', 'date',
|
|
'ema10', 'rsi', 'fastd', 'plus_di']:
|
|
assert col in cols
|
|
|
|
|
|
def test_backtest_pricecontours_protections(default_conf, fee, mocker, testdatadir) -> None:
|
|
# While this test IS a copy of test_backtest_pricecontours, it's needed to ensure
|
|
# results do not carry-over to the next run, which is not given by using parametrize.
|
|
default_conf['protections'] = [
|
|
{
|
|
"method": "CooldownPeriod",
|
|
"stop_duration": 3,
|
|
}]
|
|
|
|
default_conf['enable_protections'] = True
|
|
mocker.patch('freqtrade.exchange.Exchange.get_fee', fee)
|
|
mocker.patch("freqtrade.exchange.Exchange.get_min_pair_stake_amount", return_value=0.00001)
|
|
tests = [
|
|
['sine', 9],
|
|
['raise', 10],
|
|
['lower', 0],
|
|
['sine', 9],
|
|
['raise', 10],
|
|
]
|
|
# While buy-signals are unrealistic, running backtesting
|
|
# over and over again should not cause different results
|
|
for [contour, numres] in tests:
|
|
assert len(simple_backtest(default_conf, contour, mocker, testdatadir)['results']) == numres
|
|
|
|
|
|
@pytest.mark.parametrize('protections,contour,expected', [
|
|
(None, 'sine', 35),
|
|
(None, 'raise', 19),
|
|
(None, 'lower', 0),
|
|
(None, 'sine', 35),
|
|
(None, 'raise', 19),
|
|
([{"method": "CooldownPeriod", "stop_duration": 3}], 'sine', 9),
|
|
([{"method": "CooldownPeriod", "stop_duration": 3}], 'raise', 10),
|
|
([{"method": "CooldownPeriod", "stop_duration": 3}], 'lower', 0),
|
|
([{"method": "CooldownPeriod", "stop_duration": 3}], 'sine', 9),
|
|
([{"method": "CooldownPeriod", "stop_duration": 3}], 'raise', 10),
|
|
])
|
|
def test_backtest_pricecontours(default_conf, fee, mocker, testdatadir,
|
|
protections, contour, expected) -> None:
|
|
if protections:
|
|
default_conf['protections'] = protections
|
|
default_conf['enable_protections'] = True
|
|
|
|
mocker.patch("freqtrade.exchange.Exchange.get_min_pair_stake_amount", return_value=0.00001)
|
|
mocker.patch('freqtrade.exchange.Exchange.get_fee', fee)
|
|
# While buy-signals are unrealistic, running backtesting
|
|
# over and over again should not cause different results
|
|
assert len(simple_backtest(default_conf, contour, mocker, testdatadir)['results']) == expected
|
|
|
|
|
|
def test_backtest_clash_buy_sell(mocker, default_conf, testdatadir):
|
|
# Override the default buy trend function in our default_strategy
|
|
def fun(dataframe=None, pair=None):
|
|
buy_value = 1
|
|
sell_value = 1
|
|
return _trend(dataframe, buy_value, sell_value)
|
|
|
|
backtest_conf = _make_backtest_conf(mocker, conf=default_conf, datadir=testdatadir)
|
|
backtesting = Backtesting(default_conf)
|
|
backtesting._set_strategy(backtesting.strategylist[0])
|
|
backtesting.strategy.advise_buy = fun # Override
|
|
backtesting.strategy.advise_sell = fun # Override
|
|
result = backtesting.backtest(**backtest_conf)
|
|
assert result['results'].empty
|
|
|
|
|
|
def test_backtest_only_sell(mocker, default_conf, testdatadir):
|
|
# Override the default buy trend function in our default_strategy
|
|
def fun(dataframe=None, pair=None):
|
|
buy_value = 0
|
|
sell_value = 1
|
|
return _trend(dataframe, buy_value, sell_value)
|
|
|
|
backtest_conf = _make_backtest_conf(mocker, conf=default_conf, datadir=testdatadir)
|
|
backtesting = Backtesting(default_conf)
|
|
backtesting._set_strategy(backtesting.strategylist[0])
|
|
backtesting.strategy.advise_buy = fun # Override
|
|
backtesting.strategy.advise_sell = fun # Override
|
|
result = backtesting.backtest(**backtest_conf)
|
|
assert result['results'].empty
|
|
|
|
|
|
def test_backtest_alternate_buy_sell(default_conf, fee, mocker, testdatadir):
|
|
mocker.patch("freqtrade.exchange.Exchange.get_min_pair_stake_amount", return_value=0.00001)
|
|
mocker.patch('freqtrade.exchange.Exchange.get_fee', fee)
|
|
backtest_conf = _make_backtest_conf(mocker, conf=default_conf,
|
|
pair='UNITTEST/BTC', datadir=testdatadir)
|
|
default_conf['timeframe'] = '1m'
|
|
backtesting = Backtesting(default_conf)
|
|
backtesting.required_startup = 0
|
|
backtesting._set_strategy(backtesting.strategylist[0])
|
|
backtesting.strategy.advise_buy = _trend_alternate # Override
|
|
backtesting.strategy.advise_sell = _trend_alternate # Override
|
|
result = backtesting.backtest(**backtest_conf)
|
|
# 200 candles in backtest data
|
|
# won't buy on first (shifted by 1)
|
|
# 100 buys signals
|
|
results = result['results']
|
|
assert len(results) == 100
|
|
# Cached data should be 199 (missing 1 candle at the start)
|
|
analyzed_df = backtesting.dataprovider.get_analyzed_dataframe('UNITTEST/BTC', '1m')[0]
|
|
assert len(analyzed_df) == 199
|
|
# Expect last candle to be 1 below end date (as the last candle is assumed as "incomplete"
|
|
# during backtesting)
|
|
expected_last_candle_date = backtest_conf['end_date'] - timedelta(minutes=1)
|
|
assert analyzed_df.iloc[-1]['date'].to_pydatetime() == expected_last_candle_date
|
|
|
|
# One trade was force-closed at the end
|
|
assert len(results.loc[results['is_open']]) == 0
|
|
|
|
|
|
@pytest.mark.parametrize("pair", ['ADA/BTC', 'LTC/BTC'])
|
|
@pytest.mark.parametrize("tres", [0, 20, 30])
|
|
def test_backtest_multi_pair(default_conf, fee, mocker, tres, pair, testdatadir):
|
|
|
|
def _trend_alternate_hold(dataframe=None, metadata=None):
|
|
"""
|
|
Buy every xth candle - sell every other xth -2 (hold on to pairs a bit)
|
|
"""
|
|
if metadata['pair'] in ('ETH/BTC', 'LTC/BTC'):
|
|
multi = 20
|
|
else:
|
|
multi = 18
|
|
dataframe['buy'] = np.where(dataframe.index % multi == 0, 1, 0)
|
|
dataframe['sell'] = np.where((dataframe.index + multi - 2) % multi == 0, 1, 0)
|
|
return dataframe
|
|
|
|
mocker.patch("freqtrade.exchange.Exchange.get_min_pair_stake_amount", return_value=0.00001)
|
|
mocker.patch('freqtrade.exchange.Exchange.get_fee', fee)
|
|
patch_exchange(mocker)
|
|
|
|
pairs = ['ADA/BTC', 'DASH/BTC', 'ETH/BTC', 'LTC/BTC', 'NXT/BTC']
|
|
data = history.load_data(datadir=testdatadir, timeframe='5m', pairs=pairs)
|
|
# Only use 500 lines to increase performance
|
|
data = trim_dictlist(data, -500)
|
|
|
|
# Remove data for one pair from the beginning of the data
|
|
if tres > 0:
|
|
data[pair] = data[pair][tres:].reset_index()
|
|
default_conf['timeframe'] = '5m'
|
|
|
|
backtesting = Backtesting(default_conf)
|
|
backtesting._set_strategy(backtesting.strategylist[0])
|
|
backtesting.strategy.advise_buy = _trend_alternate_hold # Override
|
|
backtesting.strategy.advise_sell = _trend_alternate_hold # Override
|
|
|
|
processed = backtesting.strategy.advise_all_indicators(data)
|
|
min_date, max_date = get_timerange(processed)
|
|
backtest_conf = {
|
|
'processed': processed,
|
|
'start_date': min_date,
|
|
'end_date': max_date,
|
|
'max_open_trades': 3,
|
|
'position_stacking': False,
|
|
}
|
|
|
|
results = backtesting.backtest(**backtest_conf)
|
|
|
|
# Make sure we have parallel trades
|
|
assert len(evaluate_result_multi(results['results'], '5m', 2)) > 0
|
|
# make sure we don't have trades with more than configured max_open_trades
|
|
assert len(evaluate_result_multi(results['results'], '5m', 3)) == 0
|
|
|
|
# Cached data correctly removed amounts
|
|
offset = 2 if tres == 0 else 1
|
|
removed_candles = len(data[pair]) - offset - backtesting.strategy.startup_candle_count
|
|
assert len(backtesting.dataprovider.get_analyzed_dataframe(pair, '5m')[0]) == removed_candles
|
|
assert len(backtesting.dataprovider.get_analyzed_dataframe(
|
|
'NXT/BTC', '5m')[0]) == len(data['NXT/BTC']) - 2 - backtesting.strategy.startup_candle_count
|
|
|
|
backtest_conf = {
|
|
'processed': processed,
|
|
'start_date': min_date,
|
|
'end_date': max_date,
|
|
'max_open_trades': 1,
|
|
'position_stacking': False,
|
|
}
|
|
results = backtesting.backtest(**backtest_conf)
|
|
assert len(evaluate_result_multi(results['results'], '5m', 1)) == 0
|
|
|
|
|
|
def test_backtest_start_timerange(default_conf, mocker, caplog, testdatadir):
|
|
|
|
patch_exchange(mocker)
|
|
mocker.patch('freqtrade.optimize.backtesting.Backtesting.backtest')
|
|
mocker.patch('freqtrade.optimize.backtesting.generate_backtest_stats')
|
|
mocker.patch('freqtrade.optimize.backtesting.show_backtest_results')
|
|
mocker.patch('freqtrade.plugins.pairlistmanager.PairListManager.whitelist',
|
|
PropertyMock(return_value=['UNITTEST/BTC']))
|
|
patched_configuration_load_config_file(mocker, default_conf)
|
|
|
|
args = [
|
|
'backtesting',
|
|
'--config', 'config.json',
|
|
'--strategy', 'DefaultStrategy',
|
|
'--datadir', str(testdatadir),
|
|
'--timeframe', '1m',
|
|
'--timerange', '1510694220-1510700340',
|
|
'--enable-position-stacking',
|
|
'--disable-max-market-positions'
|
|
]
|
|
args = get_args(args)
|
|
start_backtesting(args)
|
|
# check the logs, that will contain the backtest result
|
|
exists = [
|
|
'Parameter -i/--timeframe detected ... Using timeframe: 1m ...',
|
|
'Ignoring max_open_trades (--disable-max-market-positions was used) ...',
|
|
'Parameter --timerange detected: 1510694220-1510700340 ...',
|
|
f'Using data directory: {testdatadir} ...',
|
|
'Loading data from 2017-11-14 20:57:00 '
|
|
'up to 2017-11-14 22:58:00 (0 days).',
|
|
'Backtesting with data from 2017-11-14 21:17:00 '
|
|
'up to 2017-11-14 22:58:00 (0 days).',
|
|
'Parameter --enable-position-stacking detected ...'
|
|
]
|
|
|
|
for line in exists:
|
|
assert log_has(line, caplog)
|
|
|
|
|
|
@pytest.mark.filterwarnings("ignore:deprecated")
|
|
def test_backtest_start_multi_strat(default_conf, mocker, caplog, testdatadir):
|
|
|
|
default_conf.update({
|
|
"use_sell_signal": True,
|
|
"sell_profit_only": False,
|
|
"sell_profit_offset": 0.0,
|
|
"ignore_roi_if_buy_signal": False,
|
|
})
|
|
patch_exchange(mocker)
|
|
backtestmock = MagicMock(return_value={
|
|
'results': pd.DataFrame(columns=BT_DATA_COLUMNS),
|
|
'config': default_conf,
|
|
'locks': [],
|
|
'rejected_signals': 20,
|
|
'final_balance': 1000,
|
|
})
|
|
mocker.patch('freqtrade.plugins.pairlistmanager.PairListManager.whitelist',
|
|
PropertyMock(return_value=['UNITTEST/BTC']))
|
|
mocker.patch('freqtrade.optimize.backtesting.Backtesting.backtest', backtestmock)
|
|
text_table_mock = MagicMock()
|
|
sell_reason_mock = MagicMock()
|
|
strattable_mock = MagicMock()
|
|
strat_summary = MagicMock()
|
|
|
|
mocker.patch.multiple('freqtrade.optimize.optimize_reports',
|
|
text_table_bt_results=text_table_mock,
|
|
text_table_strategy=strattable_mock,
|
|
generate_pair_metrics=MagicMock(),
|
|
generate_sell_reason_stats=sell_reason_mock,
|
|
generate_strategy_comparison=strat_summary,
|
|
generate_daily_stats=MagicMock(),
|
|
)
|
|
patched_configuration_load_config_file(mocker, default_conf)
|
|
|
|
args = [
|
|
'backtesting',
|
|
'--config', 'config.json',
|
|
'--datadir', str(testdatadir),
|
|
'--strategy-path', str(Path(__file__).parents[1] / 'strategy/strats'),
|
|
'--timeframe', '1m',
|
|
'--timerange', '1510694220-1510700340',
|
|
'--enable-position-stacking',
|
|
'--disable-max-market-positions',
|
|
'--strategy-list',
|
|
'DefaultStrategy',
|
|
'TestStrategyLegacy',
|
|
]
|
|
args = get_args(args)
|
|
start_backtesting(args)
|
|
# 2 backtests, 4 tables
|
|
assert backtestmock.call_count == 2
|
|
assert text_table_mock.call_count == 4
|
|
assert strattable_mock.call_count == 1
|
|
assert sell_reason_mock.call_count == 2
|
|
assert strat_summary.call_count == 1
|
|
|
|
# check the logs, that will contain the backtest result
|
|
exists = [
|
|
'Parameter -i/--timeframe detected ... Using timeframe: 1m ...',
|
|
'Ignoring max_open_trades (--disable-max-market-positions was used) ...',
|
|
'Parameter --timerange detected: 1510694220-1510700340 ...',
|
|
f'Using data directory: {testdatadir} ...',
|
|
'Loading data from 2017-11-14 20:57:00 '
|
|
'up to 2017-11-14 22:58:00 (0 days).',
|
|
'Backtesting with data from 2017-11-14 21:17:00 '
|
|
'up to 2017-11-14 22:58:00 (0 days).',
|
|
'Parameter --enable-position-stacking detected ...',
|
|
'Running backtesting for Strategy DefaultStrategy',
|
|
'Running backtesting for Strategy TestStrategyLegacy',
|
|
]
|
|
|
|
for line in exists:
|
|
assert log_has(line, caplog)
|
|
|
|
|
|
@pytest.mark.filterwarnings("ignore:deprecated")
|
|
def test_backtest_start_multi_strat_nomock(default_conf, mocker, caplog, testdatadir, capsys):
|
|
default_conf.update({
|
|
"use_sell_signal": True,
|
|
"sell_profit_only": False,
|
|
"sell_profit_offset": 0.0,
|
|
"ignore_roi_if_buy_signal": False,
|
|
})
|
|
patch_exchange(mocker)
|
|
result1 = pd.DataFrame({'pair': ['XRP/BTC', 'LTC/BTC'],
|
|
'profit_ratio': [0.0, 0.0],
|
|
'profit_abs': [0.0, 0.0],
|
|
'open_date': pd.to_datetime(['2018-01-29 18:40:00',
|
|
'2018-01-30 03:30:00', ], utc=True
|
|
),
|
|
'close_date': pd.to_datetime(['2018-01-29 20:45:00',
|
|
'2018-01-30 05:35:00', ], utc=True),
|
|
'trade_duration': [235, 40],
|
|
'is_open': [False, False],
|
|
'stake_amount': [0.01, 0.01],
|
|
'open_rate': [0.104445, 0.10302485],
|
|
'close_rate': [0.104969, 0.103541],
|
|
'sell_reason': [SellType.ROI, SellType.ROI]
|
|
})
|
|
result2 = pd.DataFrame({'pair': ['XRP/BTC', 'LTC/BTC', 'ETH/BTC'],
|
|
'profit_ratio': [0.03, 0.01, 0.1],
|
|
'profit_abs': [0.01, 0.02, 0.2],
|
|
'open_date': pd.to_datetime(['2018-01-29 18:40:00',
|
|
'2018-01-30 03:30:00',
|
|
'2018-01-30 05:30:00'], utc=True
|
|
),
|
|
'close_date': pd.to_datetime(['2018-01-29 20:45:00',
|
|
'2018-01-30 05:35:00',
|
|
'2018-01-30 08:30:00'], utc=True),
|
|
'trade_duration': [47, 40, 20],
|
|
'is_open': [False, False, False],
|
|
'stake_amount': [0.01, 0.01, 0.01],
|
|
'open_rate': [0.104445, 0.10302485, 0.122541],
|
|
'close_rate': [0.104969, 0.103541, 0.123541],
|
|
'sell_reason': [SellType.ROI, SellType.ROI, SellType.STOP_LOSS]
|
|
})
|
|
backtestmock = MagicMock(side_effect=[
|
|
{
|
|
'results': result1,
|
|
'config': default_conf,
|
|
'locks': [],
|
|
'rejected_signals': 20,
|
|
'final_balance': 1000,
|
|
},
|
|
{
|
|
'results': result2,
|
|
'config': default_conf,
|
|
'locks': [],
|
|
'rejected_signals': 20,
|
|
'final_balance': 1000,
|
|
}
|
|
])
|
|
mocker.patch('freqtrade.plugins.pairlistmanager.PairListManager.whitelist',
|
|
PropertyMock(return_value=['UNITTEST/BTC']))
|
|
mocker.patch('freqtrade.optimize.backtesting.Backtesting.backtest', backtestmock)
|
|
|
|
patched_configuration_load_config_file(mocker, default_conf)
|
|
|
|
args = [
|
|
'backtesting',
|
|
'--config', 'config.json',
|
|
'--datadir', str(testdatadir),
|
|
'--strategy-path', str(Path(__file__).parents[1] / 'strategy/strats'),
|
|
'--timeframe', '1m',
|
|
'--timerange', '1510694220-1510700340',
|
|
'--enable-position-stacking',
|
|
'--disable-max-market-positions',
|
|
'--strategy-list',
|
|
'DefaultStrategy',
|
|
'TestStrategyLegacy',
|
|
]
|
|
args = get_args(args)
|
|
start_backtesting(args)
|
|
|
|
# check the logs, that will contain the backtest result
|
|
exists = [
|
|
'Parameter -i/--timeframe detected ... Using timeframe: 1m ...',
|
|
'Ignoring max_open_trades (--disable-max-market-positions was used) ...',
|
|
'Parameter --timerange detected: 1510694220-1510700340 ...',
|
|
f'Using data directory: {testdatadir} ...',
|
|
'Loading data from 2017-11-14 20:57:00 '
|
|
'up to 2017-11-14 22:58:00 (0 days).',
|
|
'Backtesting with data from 2017-11-14 21:17:00 '
|
|
'up to 2017-11-14 22:58:00 (0 days).',
|
|
'Parameter --enable-position-stacking detected ...',
|
|
'Running backtesting for Strategy DefaultStrategy',
|
|
'Running backtesting for Strategy TestStrategyLegacy',
|
|
]
|
|
|
|
for line in exists:
|
|
assert log_has(line, caplog)
|
|
|
|
captured = capsys.readouterr()
|
|
assert 'BACKTESTING REPORT' in captured.out
|
|
assert 'SELL REASON STATS' in captured.out
|
|
assert 'LEFT OPEN TRADES REPORT' in captured.out
|
|
assert '2017-11-14 21:17:00 -> 2017-11-14 22:58:00 | Max open trades : 1' in captured.out
|
|
assert 'STRATEGY SUMMARY' in captured.out
|