# pragma pylint: disable=missing-docstring, C0103 import logging from datetime import datetime, timedelta, timezone from pathlib import Path from unittest.mock import MagicMock import arrow import pytest from pandas import DataFrame from freqtrade.configuration import TimeRange from freqtrade.data.dataprovider import DataProvider from freqtrade.data.history import load_data from freqtrade.enums import SellType from freqtrade.exceptions import OperationalException, StrategyError from freqtrade.optimize.space import SKDecimal from freqtrade.persistence import PairLocks, Trade from freqtrade.resolvers import StrategyResolver from freqtrade.strategy.hyper import (BaseParameter, BooleanParameter, CategoricalParameter, DecimalParameter, IntParameter, RealParameter) from freqtrade.strategy.interface import SellCheckTuple from freqtrade.strategy.strategy_wrapper import strategy_safe_wrapper from tests.conftest import log_has, log_has_re from .strats.strategy_test_v2 import StrategyTestV2 # Avoid to reinit the same object again and again _STRATEGY = StrategyTestV2(config={}) _STRATEGY.dp = DataProvider({}, None, None) def test_returns_latest_signal(mocker, default_conf, ohlcv_history): ohlcv_history.loc[1, 'date'] = arrow.utcnow() # Take a copy to correctly modify the call mocked_history = ohlcv_history.copy() mocked_history['sell'] = 0 mocked_history['buy'] = 0 mocked_history.loc[1, 'sell'] = 1 assert _STRATEGY.get_signal('ETH/BTC', '5m', mocked_history) == (False, True, None) mocked_history.loc[1, 'sell'] = 0 mocked_history.loc[1, 'buy'] = 1 assert _STRATEGY.get_signal('ETH/BTC', '5m', mocked_history) == (True, False, None) mocked_history.loc[1, 'sell'] = 0 mocked_history.loc[1, 'buy'] = 0 assert _STRATEGY.get_signal('ETH/BTC', '5m', mocked_history) == (False, False, None) mocked_history.loc[1, 'sell'] = 0 mocked_history.loc[1, 'buy'] = 1 mocked_history.loc[1, 'buy_tag'] = 'buy_signal_01' assert _STRATEGY.get_signal('ETH/BTC', '5m', mocked_history) == (True, False, 'buy_signal_01') def test_analyze_pair_empty(default_conf, mocker, caplog, ohlcv_history): mocker.patch.object(_STRATEGY.dp, 'ohlcv', return_value=ohlcv_history) mocker.patch.object( _STRATEGY, '_analyze_ticker_internal', return_value=DataFrame([]) ) mocker.patch.object(_STRATEGY, 'assert_df') _STRATEGY.analyze_pair('ETH/BTC') assert log_has('Empty dataframe for pair ETH/BTC', caplog) def test_get_signal_empty(default_conf, mocker, caplog): assert (False, False, None) == _STRATEGY.get_signal( 'foo', default_conf['timeframe'], DataFrame() ) assert log_has('Empty candle (OHLCV) data for pair foo', caplog) caplog.clear() assert (False, False, None) == _STRATEGY.get_signal('bar', default_conf['timeframe'], None) assert log_has('Empty candle (OHLCV) data for pair bar', caplog) caplog.clear() assert (False, False, None) == _STRATEGY.get_signal( 'baz', default_conf['timeframe'], DataFrame([]) ) assert log_has('Empty candle (OHLCV) data for pair baz', caplog) def test_get_signal_exception_valueerror(default_conf, mocker, caplog, ohlcv_history): caplog.set_level(logging.INFO) mocker.patch.object(_STRATEGY.dp, 'ohlcv', return_value=ohlcv_history) mocker.patch.object( _STRATEGY, '_analyze_ticker_internal', side_effect=ValueError('xyz') ) _STRATEGY.analyze_pair('foo') assert log_has_re(r'Strategy caused the following exception: xyz.*', caplog) caplog.clear() mocker.patch.object( _STRATEGY, 'analyze_ticker', side_effect=Exception('invalid ticker history ') ) _STRATEGY.analyze_pair('foo') assert log_has_re(r'Strategy caused the following exception: xyz.*', caplog) def test_get_signal_old_dataframe(default_conf, mocker, caplog, ohlcv_history): # default_conf defines a 5m interval. we check interval * 2 + 5m # this is necessary as the last candle is removed (partial candles) by default ohlcv_history.loc[1, 'date'] = arrow.utcnow().shift(minutes=-16) # Take a copy to correctly modify the call mocked_history = ohlcv_history.copy() mocked_history['sell'] = 0 mocked_history['buy'] = 0 mocked_history.loc[1, 'buy'] = 1 caplog.set_level(logging.INFO) mocker.patch.object(_STRATEGY, 'assert_df') assert (False, False, None) == _STRATEGY.get_signal( 'xyz', default_conf['timeframe'], mocked_history ) assert log_has('Outdated history for pair xyz. Last tick is 16 minutes old', caplog) def test_get_signal_no_sell_column(default_conf, mocker, caplog, ohlcv_history): # default_conf defines a 5m interval. we check interval * 2 + 5m # this is necessary as the last candle is removed (partial candles) by default ohlcv_history.loc[1, 'date'] = arrow.utcnow() # Take a copy to correctly modify the call mocked_history = ohlcv_history.copy() # Intentionally don't set sell column # mocked_history['sell'] = 0 mocked_history['buy'] = 0 mocked_history.loc[1, 'buy'] = 1 caplog.set_level(logging.INFO) mocker.patch.object(_STRATEGY, 'assert_df') assert (True, False, None) == _STRATEGY.get_signal( 'xyz', default_conf['timeframe'], mocked_history ) def test_ignore_expired_candle(default_conf): default_conf.update({'strategy': 'StrategyTestV2'}) strategy = StrategyResolver.load_strategy(default_conf) strategy.ignore_buying_expired_candle_after = 60 latest_date = datetime(2020, 12, 30, 7, 0, 0, tzinfo=timezone.utc) # Add 1 candle length as the "latest date" defines candle open. current_time = latest_date + timedelta(seconds=80 + 300) assert strategy.ignore_expired_candle( latest_date=latest_date, current_time=current_time, timeframe_seconds=300, enter=True ) is True current_time = latest_date + timedelta(seconds=30 + 300) assert not strategy.ignore_expired_candle( latest_date=latest_date, current_time=current_time, timeframe_seconds=300, enter=True ) is True def test_assert_df_raise(mocker, caplog, ohlcv_history): ohlcv_history.loc[1, 'date'] = arrow.utcnow().shift(minutes=-16) # Take a copy to correctly modify the call mocked_history = ohlcv_history.copy() mocked_history['sell'] = 0 mocked_history['buy'] = 0 mocked_history.loc[1, 'buy'] = 1 caplog.set_level(logging.INFO) mocker.patch.object(_STRATEGY.dp, 'ohlcv', return_value=ohlcv_history) mocker.patch.object(_STRATEGY.dp, 'get_analyzed_dataframe', return_value=(mocked_history, 0)) mocker.patch.object( _STRATEGY, 'assert_df', side_effect=StrategyError('Dataframe returned...') ) _STRATEGY.analyze_pair('xyz') assert log_has('Unable to analyze candle (OHLCV) data for pair xyz: Dataframe returned...', caplog) def test_assert_df(ohlcv_history, caplog): df_len = len(ohlcv_history) - 1 ohlcv_history.loc[:, 'buy'] = 0 ohlcv_history.loc[:, 'sell'] = 0 # Ensure it's running when passed correctly _STRATEGY.assert_df(ohlcv_history, len(ohlcv_history), ohlcv_history.loc[df_len, 'close'], ohlcv_history.loc[df_len, 'date']) with pytest.raises(StrategyError, match=r"Dataframe returned from strategy.*length\."): _STRATEGY.assert_df(ohlcv_history, len(ohlcv_history) + 1, ohlcv_history.loc[df_len, 'close'], ohlcv_history.loc[df_len, 'date']) with pytest.raises(StrategyError, match=r"Dataframe returned from strategy.*last close price\."): _STRATEGY.assert_df(ohlcv_history, len(ohlcv_history), ohlcv_history.loc[df_len, 'close'] + 0.01, ohlcv_history.loc[df_len, 'date']) with pytest.raises(StrategyError, match=r"Dataframe returned from strategy.*last date\."): _STRATEGY.assert_df(ohlcv_history, len(ohlcv_history), ohlcv_history.loc[df_len, 'close'], ohlcv_history.loc[0, 'date']) with pytest.raises(StrategyError, match=r"No dataframe returned \(return statement missing\?\)."): _STRATEGY.assert_df(None, len(ohlcv_history), ohlcv_history.loc[df_len, 'close'], ohlcv_history.loc[0, 'date']) with pytest.raises(StrategyError, match="Buy column not set"): _STRATEGY.assert_df(ohlcv_history.drop('buy', axis=1), len(ohlcv_history), ohlcv_history.loc[df_len, 'close'], ohlcv_history.loc[0, 'date']) _STRATEGY.disable_dataframe_checks = True caplog.clear() _STRATEGY.assert_df(ohlcv_history, len(ohlcv_history), ohlcv_history.loc[2, 'close'], ohlcv_history.loc[0, 'date']) assert log_has_re(r"Dataframe returned from strategy.*last date\.", caplog) # reset to avoid problems in other tests due to test leakage _STRATEGY.disable_dataframe_checks = False def test_advise_all_indicators(default_conf, testdatadir) -> None: default_conf.update({'strategy': 'StrategyTestV2'}) strategy = StrategyResolver.load_strategy(default_conf) timerange = TimeRange.parse_timerange('1510694220-1510700340') data = load_data(testdatadir, '1m', ['UNITTEST/BTC'], timerange=timerange, fill_up_missing=True) processed = strategy.advise_all_indicators(data) assert len(processed['UNITTEST/BTC']) == 102 # partial candle was removed def test_advise_all_indicators_copy(mocker, default_conf, testdatadir) -> None: default_conf.update({'strategy': 'StrategyTestV2'}) strategy = StrategyResolver.load_strategy(default_conf) aimock = mocker.patch('freqtrade.strategy.interface.IStrategy.advise_indicators') timerange = TimeRange.parse_timerange('1510694220-1510700340') data = load_data(testdatadir, '1m', ['UNITTEST/BTC'], timerange=timerange, fill_up_missing=True) strategy.advise_all_indicators(data) assert aimock.call_count == 1 # Ensure that a copy of the dataframe is passed to advice_indicators assert aimock.call_args_list[0][0][0] is not data def test_min_roi_reached(default_conf, fee) -> None: # Use list to confirm sequence does not matter min_roi_list = [{20: 0.05, 55: 0.01, 0: 0.1}, {0: 0.1, 20: 0.05, 55: 0.01}] for roi in min_roi_list: default_conf.update({'strategy': 'StrategyTestV2'}) strategy = StrategyResolver.load_strategy(default_conf) strategy.minimal_roi = roi trade = Trade( pair='ETH/BTC', stake_amount=0.001, amount=5, open_date=arrow.utcnow().shift(hours=-1).datetime, fee_open=fee.return_value, fee_close=fee.return_value, exchange='binance', open_rate=1, ) assert not strategy.min_roi_reached(trade, 0.02, arrow.utcnow().shift(minutes=-56).datetime) assert strategy.min_roi_reached(trade, 0.12, arrow.utcnow().shift(minutes=-56).datetime) assert not strategy.min_roi_reached(trade, 0.04, arrow.utcnow().shift(minutes=-39).datetime) assert strategy.min_roi_reached(trade, 0.06, arrow.utcnow().shift(minutes=-39).datetime) assert not strategy.min_roi_reached(trade, -0.01, arrow.utcnow().shift(minutes=-1).datetime) assert strategy.min_roi_reached(trade, 0.02, arrow.utcnow().shift(minutes=-1).datetime) def test_min_roi_reached2(default_conf, fee) -> None: # test with ROI raising after last interval min_roi_list = [{20: 0.07, 30: 0.05, 55: 0.30, 0: 0.1 }, {0: 0.1, 20: 0.07, 30: 0.05, 55: 0.30 }, ] for roi in min_roi_list: default_conf.update({'strategy': 'StrategyTestV2'}) strategy = StrategyResolver.load_strategy(default_conf) strategy.minimal_roi = roi trade = Trade( pair='ETH/BTC', stake_amount=0.001, amount=5, open_date=arrow.utcnow().shift(hours=-1).datetime, fee_open=fee.return_value, fee_close=fee.return_value, exchange='binance', open_rate=1, ) assert not strategy.min_roi_reached(trade, 0.02, arrow.utcnow().shift(minutes=-56).datetime) assert strategy.min_roi_reached(trade, 0.12, arrow.utcnow().shift(minutes=-56).datetime) assert not strategy.min_roi_reached(trade, 0.04, arrow.utcnow().shift(minutes=-39).datetime) assert strategy.min_roi_reached(trade, 0.071, arrow.utcnow().shift(minutes=-39).datetime) assert not strategy.min_roi_reached(trade, 0.04, arrow.utcnow().shift(minutes=-26).datetime) assert strategy.min_roi_reached(trade, 0.06, arrow.utcnow().shift(minutes=-26).datetime) # Should not trigger with 20% profit since after 55 minutes only 30% is active. assert not strategy.min_roi_reached(trade, 0.20, arrow.utcnow().shift(minutes=-2).datetime) assert strategy.min_roi_reached(trade, 0.31, arrow.utcnow().shift(minutes=-2).datetime) def test_min_roi_reached3(default_conf, fee) -> None: # test for issue #1948 min_roi = {20: 0.07, 30: 0.05, 55: 0.30, } default_conf.update({'strategy': 'StrategyTestV2'}) strategy = StrategyResolver.load_strategy(default_conf) strategy.minimal_roi = min_roi trade = Trade( pair='ETH/BTC', stake_amount=0.001, amount=5, open_date=arrow.utcnow().shift(hours=-1).datetime, fee_open=fee.return_value, fee_close=fee.return_value, exchange='binance', open_rate=1, ) assert not strategy.min_roi_reached(trade, 0.02, arrow.utcnow().shift(minutes=-56).datetime) assert not strategy.min_roi_reached(trade, 0.12, arrow.utcnow().shift(minutes=-56).datetime) assert not strategy.min_roi_reached(trade, 0.04, arrow.utcnow().shift(minutes=-39).datetime) assert strategy.min_roi_reached(trade, 0.071, arrow.utcnow().shift(minutes=-39).datetime) assert not strategy.min_roi_reached(trade, 0.04, arrow.utcnow().shift(minutes=-26).datetime) assert strategy.min_roi_reached(trade, 0.06, arrow.utcnow().shift(minutes=-26).datetime) # Should not trigger with 20% profit since after 55 minutes only 30% is active. assert not strategy.min_roi_reached(trade, 0.20, arrow.utcnow().shift(minutes=-2).datetime) assert strategy.min_roi_reached(trade, 0.31, arrow.utcnow().shift(minutes=-2).datetime) @pytest.mark.parametrize( 'profit,adjusted,expected,trailing,custom,profit2,adjusted2,expected2,custom_stop', [ # Profit, adjusted stoploss(absolute), profit for 2nd call, enable trailing, # enable custom stoploss, expected after 1st call, expected after 2nd call (0.2, 0.9, SellType.NONE, False, False, 0.3, 0.9, SellType.NONE, None), (0.2, 0.9, SellType.NONE, False, False, -0.2, 0.9, SellType.STOP_LOSS, None), (0.2, 1.14, SellType.NONE, True, False, 0.05, 1.14, SellType.TRAILING_STOP_LOSS, None), (0.01, 0.96, SellType.NONE, True, False, 0.05, 1, SellType.NONE, None), (0.05, 1, SellType.NONE, True, False, -0.01, 1, SellType.TRAILING_STOP_LOSS, None), # Default custom case - trails with 10% (0.05, 0.95, SellType.NONE, False, True, -0.02, 0.95, SellType.NONE, None), (0.05, 0.95, SellType.NONE, False, True, -0.06, 0.95, SellType.TRAILING_STOP_LOSS, None), (0.05, 1, SellType.NONE, False, True, -0.06, 1, SellType.TRAILING_STOP_LOSS, lambda **kwargs: -0.05), (0.05, 1, SellType.NONE, False, True, 0.09, 1.04, SellType.NONE, lambda **kwargs: -0.05), (0.05, 0.95, SellType.NONE, False, True, 0.09, 0.98, SellType.NONE, lambda current_profit, **kwargs: -0.1 if current_profit < 0.6 else -(current_profit * 2)), # Error case - static stoploss in place (0.05, 0.9, SellType.NONE, False, True, 0.09, 0.9, SellType.NONE, lambda **kwargs: None), ]) def test_stop_loss_reached(default_conf, fee, profit, adjusted, expected, trailing, custom, profit2, adjusted2, expected2, custom_stop) -> None: default_conf.update({'strategy': 'StrategyTestV2'}) strategy = StrategyResolver.load_strategy(default_conf) trade = Trade( pair='ETH/BTC', stake_amount=0.01, amount=1, open_date=arrow.utcnow().shift(hours=-1).datetime, fee_open=fee.return_value, fee_close=fee.return_value, exchange='binance', open_rate=1, ) trade.adjust_min_max_rates(trade.open_rate, trade.open_rate) strategy.trailing_stop = trailing strategy.trailing_stop_positive = -0.05 strategy.use_custom_stoploss = custom original_stopvalue = strategy.custom_stoploss if custom_stop: strategy.custom_stoploss = custom_stop now = arrow.utcnow().datetime sl_flag = strategy.stop_loss_reached(current_rate=trade.open_rate * (1 + profit), trade=trade, current_time=now, current_profit=profit, force_stoploss=0, high=None) assert isinstance(sl_flag, SellCheckTuple) assert sl_flag.sell_type == expected if expected == SellType.NONE: assert sl_flag.sell_flag is False else: assert sl_flag.sell_flag is True assert round(trade.stop_loss, 2) == adjusted sl_flag = strategy.stop_loss_reached(current_rate=trade.open_rate * (1 + profit2), trade=trade, current_time=now, current_profit=profit2, force_stoploss=0, high=None) assert sl_flag.sell_type == expected2 if expected2 == SellType.NONE: assert sl_flag.sell_flag is False else: assert sl_flag.sell_flag is True assert round(trade.stop_loss, 2) == adjusted2 strategy.custom_stoploss = original_stopvalue def test_custom_sell(default_conf, fee, caplog) -> None: default_conf.update({'strategy': 'StrategyTestV2'}) strategy = StrategyResolver.load_strategy(default_conf) trade = Trade( pair='ETH/BTC', stake_amount=0.01, amount=1, open_date=arrow.utcnow().shift(hours=-1).datetime, fee_open=fee.return_value, fee_close=fee.return_value, exchange='binance', open_rate=1, ) now = arrow.utcnow().datetime res = strategy.should_sell(trade, 1, now, False, False, None, None, 0) assert res.sell_flag is False assert res.sell_type == SellType.NONE strategy.custom_sell = MagicMock(return_value=True) res = strategy.should_sell(trade, 1, now, False, False, None, None, 0) assert res.sell_flag is True assert res.sell_type == SellType.CUSTOM_SELL assert res.sell_reason == 'custom_sell' strategy.custom_sell = MagicMock(return_value='hello world') res = strategy.should_sell(trade, 1, now, False, False, None, None, 0) assert res.sell_type == SellType.CUSTOM_SELL assert res.sell_flag is True assert res.sell_reason == 'hello world' caplog.clear() strategy.custom_sell = MagicMock(return_value='h' * 100) res = strategy.should_sell(trade, 1, now, False, False, None, None, 0) assert res.sell_type == SellType.CUSTOM_SELL assert res.sell_flag is True assert res.sell_reason == 'h' * 64 assert log_has_re('Custom sell reason returned from custom_sell is too long.*', caplog) def test_analyze_ticker_default(ohlcv_history, mocker, caplog) -> None: caplog.set_level(logging.DEBUG) ind_mock = MagicMock(side_effect=lambda x, meta: x) buy_mock = MagicMock(side_effect=lambda x, meta: x) sell_mock = MagicMock(side_effect=lambda x, meta: x) mocker.patch.multiple( 'freqtrade.strategy.interface.IStrategy', advise_indicators=ind_mock, advise_buy=buy_mock, advise_sell=sell_mock, ) strategy = StrategyTestV2({}) strategy.analyze_ticker(ohlcv_history, {'pair': 'ETH/BTC'}) assert ind_mock.call_count == 1 assert buy_mock.call_count == 1 assert buy_mock.call_count == 1 assert log_has('TA Analysis Launched', caplog) assert not log_has('Skipping TA Analysis for already analyzed candle', caplog) caplog.clear() strategy.analyze_ticker(ohlcv_history, {'pair': 'ETH/BTC'}) # No analysis happens as process_only_new_candles is true assert ind_mock.call_count == 2 assert buy_mock.call_count == 2 assert buy_mock.call_count == 2 assert log_has('TA Analysis Launched', caplog) assert not log_has('Skipping TA Analysis for already analyzed candle', caplog) def test__analyze_ticker_internal_skip_analyze(ohlcv_history, mocker, caplog) -> None: caplog.set_level(logging.DEBUG) ind_mock = MagicMock(side_effect=lambda x, meta: x) buy_mock = MagicMock(side_effect=lambda x, meta: x) sell_mock = MagicMock(side_effect=lambda x, meta: x) mocker.patch.multiple( 'freqtrade.strategy.interface.IStrategy', advise_indicators=ind_mock, advise_buy=buy_mock, advise_sell=sell_mock, ) strategy = StrategyTestV2({}) strategy.dp = DataProvider({}, None, None) strategy.process_only_new_candles = True ret = strategy._analyze_ticker_internal(ohlcv_history, {'pair': 'ETH/BTC'}) assert 'high' in ret.columns assert 'low' in ret.columns assert 'close' in ret.columns assert isinstance(ret, DataFrame) assert ind_mock.call_count == 1 assert buy_mock.call_count == 1 assert buy_mock.call_count == 1 assert log_has('TA Analysis Launched', caplog) assert not log_has('Skipping TA Analysis for already analyzed candle', caplog) caplog.clear() ret = strategy._analyze_ticker_internal(ohlcv_history, {'pair': 'ETH/BTC'}) # No analysis happens as process_only_new_candles is true assert ind_mock.call_count == 1 assert buy_mock.call_count == 1 assert buy_mock.call_count == 1 # only skipped analyze adds buy and sell columns, otherwise it's all mocked assert 'buy' in ret.columns assert 'sell' in ret.columns assert ret['buy'].sum() == 0 assert ret['sell'].sum() == 0 assert not log_has('TA Analysis Launched', caplog) assert log_has('Skipping TA Analysis for already analyzed candle', caplog) @pytest.mark.usefixtures("init_persistence") def test_is_pair_locked(default_conf): default_conf.update({'strategy': 'StrategyTestV2'}) PairLocks.timeframe = default_conf['timeframe'] PairLocks.use_db = True strategy = StrategyResolver.load_strategy(default_conf) # No lock should be present assert len(PairLocks.get_pair_locks(None)) == 0 pair = 'ETH/BTC' assert not strategy.is_pair_locked(pair) strategy.lock_pair(pair, arrow.now(timezone.utc).shift(minutes=4).datetime) # ETH/BTC locked for 4 minutes assert strategy.is_pair_locked(pair) # XRP/BTC should not be locked now pair = 'XRP/BTC' assert not strategy.is_pair_locked(pair) # Unlocking a pair that's not locked should not raise an error strategy.unlock_pair(pair) # Unlock original pair pair = 'ETH/BTC' strategy.unlock_pair(pair) assert not strategy.is_pair_locked(pair) pair = 'BTC/USDT' # Lock until 14:30 lock_time = datetime(2020, 5, 1, 14, 30, 0, tzinfo=timezone.utc) # Subtract 2 seconds, as locking rounds up to the next candle. strategy.lock_pair(pair, lock_time - timedelta(seconds=2)) assert not strategy.is_pair_locked(pair) # latest candle is from 14:20, lock goes to 14:30 assert strategy.is_pair_locked(pair, lock_time + timedelta(minutes=-10)) assert strategy.is_pair_locked(pair, lock_time + timedelta(minutes=-50)) # latest candle is from 14:25 (lock should be lifted) # Since this is the "new candle" available at 14:30 assert not strategy.is_pair_locked(pair, lock_time + timedelta(minutes=-4)) # Should not be locked after time expired assert not strategy.is_pair_locked(pair, lock_time + timedelta(minutes=10)) # Change timeframe to 15m strategy.timeframe = '15m' # Candle from 14:14 - lock goes until 14:30 assert strategy.is_pair_locked(pair, lock_time + timedelta(minutes=-16)) assert strategy.is_pair_locked(pair, lock_time + timedelta(minutes=-15, seconds=-2)) # Candle from 14:15 - lock goes until 14:30 assert not strategy.is_pair_locked(pair, lock_time + timedelta(minutes=-15)) def test_is_informative_pairs_callback(default_conf): default_conf.update({'strategy': 'TestStrategyLegacyV1'}) strategy = StrategyResolver.load_strategy(default_conf) # Should return empty # Uses fallback to base implementation assert [] == strategy.gather_informative_pairs() @pytest.mark.parametrize('error', [ ValueError, KeyError, Exception, ]) def test_strategy_safe_wrapper_error(caplog, error): def failing_method(): raise error('This is an error.') def working_method(argumentpassedin): return argumentpassedin with pytest.raises(StrategyError, match=r'This is an error.'): strategy_safe_wrapper(failing_method, message='DeadBeef')() assert log_has_re(r'DeadBeef.*', caplog) ret = strategy_safe_wrapper(failing_method, message='DeadBeef', default_retval=True)() assert isinstance(ret, bool) assert ret caplog.clear() # Test suppressing error ret = strategy_safe_wrapper(failing_method, message='DeadBeef', supress_error=True)() assert log_has_re(r'DeadBeef.*', caplog) @pytest.mark.parametrize('value', [ 1, 22, 55, True, False, {'a': 1, 'b': '112'}, [1, 2, 3, 4], (4, 2, 3, 6) ]) def test_strategy_safe_wrapper(value): def working_method(argumentpassedin): return argumentpassedin ret = strategy_safe_wrapper(working_method, message='DeadBeef')(value) assert type(ret) == type(value) assert ret == value def test_hyperopt_parameters(): from skopt.space import Categorical, Integer, Real with pytest.raises(OperationalException, match=r"Name is determined.*"): IntParameter(low=0, high=5, default=1, name='hello') with pytest.raises(OperationalException, match=r"IntParameter space must be.*"): IntParameter(low=0, default=5, space='buy') with pytest.raises(OperationalException, match=r"RealParameter space must be.*"): RealParameter(low=0, default=5, space='buy') with pytest.raises(OperationalException, match=r"DecimalParameter space must be.*"): DecimalParameter(low=0, default=5, space='buy') with pytest.raises(OperationalException, match=r"IntParameter space invalid\."): IntParameter([0, 10], high=7, default=5, space='buy') with pytest.raises(OperationalException, match=r"RealParameter space invalid\."): RealParameter([0, 10], high=7, default=5, space='buy') with pytest.raises(OperationalException, match=r"DecimalParameter space invalid\."): DecimalParameter([0, 10], high=7, default=5, space='buy') with pytest.raises(OperationalException, match=r"CategoricalParameter space must.*"): CategoricalParameter(['aa'], default='aa', space='buy') with pytest.raises(TypeError): BaseParameter(opt_range=[0, 1], default=1, space='buy') intpar = IntParameter(low=0, high=5, default=1, space='buy') assert intpar.value == 1 assert isinstance(intpar.get_space(''), Integer) assert isinstance(intpar.range, range) assert len(list(intpar.range)) == 1 # Range contains ONLY the default / value. assert list(intpar.range) == [intpar.value] intpar.in_space = True assert len(list(intpar.range)) == 6 assert list(intpar.range) == [0, 1, 2, 3, 4, 5] fltpar = RealParameter(low=0.0, high=5.5, default=1.0, space='buy') assert fltpar.value == 1 assert isinstance(fltpar.get_space(''), Real) fltpar = DecimalParameter(low=0.0, high=0.5, default=0.14, decimals=1, space='buy') assert fltpar.value == 0.1 assert isinstance(fltpar.get_space(''), SKDecimal) assert isinstance(fltpar.range, list) assert len(list(fltpar.range)) == 1 # Range contains ONLY the default / value. assert list(fltpar.range) == [fltpar.value] fltpar.in_space = True assert len(list(fltpar.range)) == 6 assert list(fltpar.range) == [0.0, 0.1, 0.2, 0.3, 0.4, 0.5] catpar = CategoricalParameter(['buy_rsi', 'buy_macd', 'buy_none'], default='buy_macd', space='buy') assert catpar.value == 'buy_macd' assert isinstance(catpar.get_space(''), Categorical) assert isinstance(catpar.range, list) assert len(list(catpar.range)) == 1 # Range contains ONLY the default / value. assert list(catpar.range) == [catpar.value] catpar.in_space = True assert len(list(catpar.range)) == 3 assert list(catpar.range) == ['buy_rsi', 'buy_macd', 'buy_none'] boolpar = BooleanParameter(default=True, space='buy') assert boolpar.value is True assert isinstance(boolpar.get_space(''), Categorical) assert isinstance(boolpar.range, list) assert len(list(boolpar.range)) == 1 boolpar.in_space = True assert len(list(boolpar.range)) == 2 assert list(boolpar.range) == [True, False] def test_auto_hyperopt_interface(default_conf): default_conf.update({'strategy': 'HyperoptableStrategy'}) PairLocks.timeframe = default_conf['timeframe'] strategy = StrategyResolver.load_strategy(default_conf) with pytest.raises(OperationalException): next(strategy.enumerate_parameters('deadBeef')) assert strategy.buy_rsi.value == strategy.buy_params['buy_rsi'] # PlusDI is NOT in the buy-params, so default should be used assert strategy.buy_plusdi.value == 0.5 assert strategy.sell_rsi.value == strategy.sell_params['sell_rsi'] assert repr(strategy.sell_rsi) == 'IntParameter(74)' # Parameter is disabled - so value from sell_param dict will NOT be used. assert strategy.sell_minusdi.value == 0.5 all_params = strategy.detect_all_parameters() assert isinstance(all_params, dict) assert len(all_params['buy']) == 2 assert len(all_params['sell']) == 2 # Number of Hyperoptable parameters assert all_params['count'] == 6 strategy.__class__.sell_rsi = IntParameter([0, 10], default=5, space='buy') with pytest.raises(OperationalException, match=r"Inconclusive parameter.*"): [x for x in strategy.detect_parameters('sell')] def test_auto_hyperopt_interface_loadparams(default_conf, mocker, caplog): default_conf.update({'strategy': 'HyperoptableStrategy'}) del default_conf['stoploss'] del default_conf['minimal_roi'] mocker.patch.object(Path, 'is_file', MagicMock(return_value=True)) mocker.patch.object(Path, 'open') expected_result = { "strategy_name": "HyperoptableStrategy", "params": { "stoploss": { "stoploss": -0.05, }, "roi": { "0": 0.2, "1200": 0.01 } } } mocker.patch('freqtrade.strategy.hyper.json_load', return_value=expected_result) PairLocks.timeframe = default_conf['timeframe'] strategy = StrategyResolver.load_strategy(default_conf) assert strategy.stoploss == -0.05 assert strategy.minimal_roi == {0: 0.2, 1200: 0.01} expected_result = { "strategy_name": "HyperoptableStrategy_No", "params": { "stoploss": { "stoploss": -0.05, }, "roi": { "0": 0.2, "1200": 0.01 } } } mocker.patch('freqtrade.strategy.hyper.json_load', return_value=expected_result) with pytest.raises(OperationalException, match="Invalid parameter file provided."): StrategyResolver.load_strategy(default_conf) mocker.patch('freqtrade.strategy.hyper.json_load', MagicMock(side_effect=ValueError())) StrategyResolver.load_strategy(default_conf) assert log_has("Invalid parameter file format.", caplog)