import shutil from datetime import datetime, timedelta, timezone from pathlib import Path from unittest.mock import MagicMock import pandas as pd import pytest from freqtrade.configuration import TimeRange from freqtrade.data.dataprovider import DataProvider from freqtrade.exceptions import OperationalException from freqtrade.freqai.data_kitchen import FreqaiDataKitchen from tests.conftest import get_patched_exchange from tests.freqai.conftest import (get_patched_data_kitchen, get_patched_freqai_strategy, is_mac, make_unfiltered_dataframe) @pytest.mark.parametrize( "timerange, train_period_days, expected_result", [ ("20220101-20220201", 30, "20211202-20220201"), ("20220301-20220401", 15, "20220214-20220401"), ], ) def test_create_fulltimerange( timerange, train_period_days, expected_result, freqai_conf, mocker, caplog ): dk = get_patched_data_kitchen(mocker, freqai_conf) assert dk.create_fulltimerange(timerange, train_period_days) == expected_result shutil.rmtree(Path(dk.full_path)) def test_create_fulltimerange_incorrect_backtest_period(mocker, freqai_conf): dk = get_patched_data_kitchen(mocker, freqai_conf) with pytest.raises(OperationalException, match=r"backtest_period_days must be an integer"): dk.create_fulltimerange("20220101-20220201", 0.5) with pytest.raises(OperationalException, match=r"backtest_period_days must be positive"): dk.create_fulltimerange("20220101-20220201", -1) shutil.rmtree(Path(dk.full_path)) @pytest.mark.parametrize( "timerange, train_period_days, backtest_period_days, expected_result", [ ("20220101-20220201", 30, 7, 9), ("20220101-20220201", 30, 0.5, 120), ("20220101-20220201", 10, 1, 80), ], ) def test_split_timerange( mocker, freqai_conf, timerange, train_period_days, backtest_period_days, expected_result ): freqai_conf.update({"timerange": "20220101-20220401"}) dk = get_patched_data_kitchen(mocker, freqai_conf) tr_list, bt_list = dk.split_timerange(timerange, train_period_days, backtest_period_days) assert len(tr_list) == len(bt_list) == expected_result with pytest.raises( OperationalException, match=r"train_period_days must be an integer greater than 0." ): dk.split_timerange("20220101-20220201", -1, 0.5) shutil.rmtree(Path(dk.full_path)) def test_check_if_model_expired(mocker, freqai_conf): dk = get_patched_data_kitchen(mocker, freqai_conf) now = datetime.now(tz=timezone.utc).timestamp() assert dk.check_if_model_expired(now) is False now = (datetime.now(tz=timezone.utc) - timedelta(hours=2)).timestamp() assert dk.check_if_model_expired(now) is True shutil.rmtree(Path(dk.full_path)) def test_filter_features(mocker, freqai_conf): freqai, unfiltered_dataframe = make_unfiltered_dataframe(mocker, freqai_conf) freqai.dk.find_features(unfiltered_dataframe) filtered_df, _labels = freqai.dk.filter_features( unfiltered_dataframe, freqai.dk.training_features_list, freqai.dk.label_list, training_filter=True, ) assert len(filtered_df.columns) == 14 def test_make_train_test_datasets(mocker, freqai_conf): freqai, unfiltered_dataframe = make_unfiltered_dataframe(mocker, freqai_conf) freqai.dk.find_features(unfiltered_dataframe) features_filtered, labels_filtered = freqai.dk.filter_features( unfiltered_dataframe, freqai.dk.training_features_list, freqai.dk.label_list, training_filter=True, ) data_dictionary = freqai.dk.make_train_test_datasets(features_filtered, labels_filtered) assert data_dictionary assert len(data_dictionary) == 7 assert len(data_dictionary['train_features'].index) == 1916 @pytest.mark.parametrize('model', [ 'LightGBMRegressor' ]) def test_get_full_model_path(mocker, freqai_conf, model): freqai_conf.update({"freqaimodel": model}) freqai_conf.update({"timerange": "20180110-20180130"}) freqai_conf.update({"strategy": "freqai_test_strat"}) if is_mac(): pytest.skip("Mac is confused during this test for unknown reasons") strategy = get_patched_freqai_strategy(mocker, freqai_conf) exchange = get_patched_exchange(mocker, freqai_conf) strategy.dp = DataProvider(freqai_conf, exchange) strategy.freqai_info = freqai_conf.get("freqai", {}) freqai = strategy.freqai freqai.live = True freqai.dk = FreqaiDataKitchen(freqai_conf) freqai.dk.live = True timerange = TimeRange.parse_timerange("20180110-20180130") freqai.dd.load_all_pair_histories(timerange, freqai.dk) freqai.dd.pair_dict = MagicMock() data_load_timerange = TimeRange.parse_timerange("20180110-20180130") new_timerange = TimeRange.parse_timerange("20180120-20180130") freqai.dk.set_paths('ADA/BTC', None) freqai.extract_data_and_train_model( new_timerange, "ADA/BTC", strategy, freqai.dk, data_load_timerange) model_path = freqai.dk.get_full_models_path(freqai_conf) assert model_path.is_dir() is True def test_get_pair_data_for_features_with_prealoaded_data(mocker, freqai_conf): strategy = get_patched_freqai_strategy(mocker, freqai_conf) exchange = get_patched_exchange(mocker, freqai_conf) strategy.dp = DataProvider(freqai_conf, exchange) strategy.freqai_info = freqai_conf.get("freqai", {}) freqai = strategy.freqai freqai.dk = FreqaiDataKitchen(freqai_conf) timerange = TimeRange.parse_timerange("20180110-20180130") freqai.dd.load_all_pair_histories(timerange, freqai.dk) _, base_df = freqai.dd.get_base_and_corr_dataframes(timerange, "LTC/BTC", freqai.dk) df = freqai.dk.get_pair_data_for_features("LTC/BTC", "5m", strategy, base_dataframes=base_df) assert df is base_df["5m"] assert not df.empty def test_get_pair_data_for_features_without_preloaded_data(mocker, freqai_conf): freqai_conf.update({"timerange": "20180115-20180130"}) freqai_conf['runmode'] = 'backtest' strategy = get_patched_freqai_strategy(mocker, freqai_conf) exchange = get_patched_exchange(mocker, freqai_conf) strategy.dp = DataProvider(freqai_conf, exchange) strategy.freqai_info = freqai_conf.get("freqai", {}) freqai = strategy.freqai freqai.dk = FreqaiDataKitchen(freqai_conf) timerange = TimeRange.parse_timerange("20180110-20180130") freqai.dd.load_all_pair_histories(timerange, freqai.dk) base_df = {'5m': pd.DataFrame()} df = freqai.dk.get_pair_data_for_features("LTC/BTC", "5m", strategy, base_dataframes=base_df) assert df is not base_df["5m"] assert not df.empty assert df.iloc[0]['date'].strftime("%Y-%m-%d %H:%M:%S") == "2018-01-11 23:00:00" assert df.iloc[-1]['date'].strftime("%Y-%m-%d %H:%M:%S") == "2018-01-30 00:00:00" def test_populate_features(mocker, freqai_conf): strategy = get_patched_freqai_strategy(mocker, freqai_conf) exchange = get_patched_exchange(mocker, freqai_conf) strategy.dp = DataProvider(freqai_conf, exchange) strategy.freqai_info = freqai_conf.get("freqai", {}) freqai = strategy.freqai freqai.dk = FreqaiDataKitchen(freqai_conf) timerange = TimeRange.parse_timerange("20180115-20180130") freqai.dd.load_all_pair_histories(timerange, freqai.dk) corr_df, base_df = freqai.dd.get_base_and_corr_dataframes(timerange, "LTC/BTC", freqai.dk) mocker.patch.object(strategy, 'feature_engineering_expand_all', return_value=base_df["5m"]) df = freqai.dk.populate_features(base_df["5m"], "LTC/BTC", strategy, base_dataframes=base_df, corr_dataframes=corr_df) strategy.feature_engineering_expand_all.assert_called_once() pd.testing.assert_frame_equal(base_df["5m"], strategy.feature_engineering_expand_all.call_args[0][0]) assert df.iloc[0]['date'].strftime("%Y-%m-%d %H:%M:%S") == "2018-01-15 00:00:00"