from datetime import datetime, timezone from unittest.mock import MagicMock import pytest from pandas import DataFrame, Timestamp from freqtrade.data.dataprovider import DataProvider from freqtrade.enums import CandleType, RunMode from freqtrade.exceptions import ExchangeError, OperationalException from freqtrade.plugins.pairlistmanager import PairListManager from tests.conftest import EXMS, generate_test_data, get_patched_exchange @pytest.mark.parametrize('candle_type', [ 'mark', '', ]) def test_dp_ohlcv(mocker, default_conf, ohlcv_history, candle_type): default_conf["runmode"] = RunMode.DRY_RUN timeframe = default_conf["timeframe"] exchange = get_patched_exchange(mocker, default_conf) candletype = CandleType.from_string(candle_type) exchange._klines[("XRP/BTC", timeframe, candletype)] = ohlcv_history exchange._klines[("UNITTEST/BTC", timeframe, candletype)] = ohlcv_history dp = DataProvider(default_conf, exchange) assert dp.runmode == RunMode.DRY_RUN assert ohlcv_history.equals(dp.ohlcv("UNITTEST/BTC", timeframe, candle_type=candletype)) assert isinstance(dp.ohlcv("UNITTEST/BTC", timeframe, candle_type=candletype), DataFrame) assert dp.ohlcv("UNITTEST/BTC", timeframe, candle_type=candletype) is not ohlcv_history assert dp.ohlcv("UNITTEST/BTC", timeframe, copy=False, candle_type=candletype) is ohlcv_history assert not dp.ohlcv("UNITTEST/BTC", timeframe, candle_type=candletype).empty assert dp.ohlcv("NONESENSE/AAA", timeframe, candle_type=candletype).empty # Test with and without parameter assert dp.ohlcv( "UNITTEST/BTC", timeframe, candle_type=candletype ).equals(dp.ohlcv("UNITTEST/BTC", candle_type=candle_type)) default_conf["runmode"] = RunMode.LIVE dp = DataProvider(default_conf, exchange) assert dp.runmode == RunMode.LIVE assert isinstance(dp.ohlcv("UNITTEST/BTC", timeframe, candle_type=candle_type), DataFrame) default_conf["runmode"] = RunMode.BACKTEST dp = DataProvider(default_conf, exchange) assert dp.runmode == RunMode.BACKTEST assert dp.ohlcv("UNITTEST/BTC", timeframe, candle_type=candle_type).empty def test_historic_ohlcv(mocker, default_conf, ohlcv_history): historymock = MagicMock(return_value=ohlcv_history) mocker.patch("freqtrade.data.dataprovider.load_pair_history", historymock) dp = DataProvider(default_conf, None) data = dp.historic_ohlcv("UNITTEST/BTC", "5m") assert isinstance(data, DataFrame) assert historymock.call_count == 1 assert historymock.call_args_list[0][1]["timeframe"] == "5m" def test_historic_ohlcv_dataformat(mocker, default_conf, ohlcv_history): hdf5loadmock = MagicMock(return_value=ohlcv_history) jsonloadmock = MagicMock(return_value=ohlcv_history) mocker.patch("freqtrade.data.history.hdf5datahandler.HDF5DataHandler._ohlcv_load", hdf5loadmock) mocker.patch("freqtrade.data.history.jsondatahandler.JsonDataHandler._ohlcv_load", jsonloadmock) default_conf["runmode"] = RunMode.BACKTEST exchange = get_patched_exchange(mocker, default_conf) dp = DataProvider(default_conf, exchange) data = dp.historic_ohlcv("UNITTEST/BTC", "5m") assert isinstance(data, DataFrame) hdf5loadmock.assert_not_called() jsonloadmock.assert_called_once() # Switching to dataformat hdf5 hdf5loadmock.reset_mock() jsonloadmock.reset_mock() default_conf["dataformat_ohlcv"] = "hdf5" dp = DataProvider(default_conf, exchange) data = dp.historic_ohlcv("UNITTEST/BTC", "5m") assert isinstance(data, DataFrame) hdf5loadmock.assert_called_once() jsonloadmock.assert_not_called() @pytest.mark.parametrize('candle_type', [ 'mark', 'futures', '', ]) def test_get_pair_dataframe(mocker, default_conf, ohlcv_history, candle_type): default_conf["runmode"] = RunMode.DRY_RUN timeframe = default_conf["timeframe"] exchange = get_patched_exchange(mocker, default_conf) candletype = CandleType.from_string(candle_type) exchange._klines[("XRP/BTC", timeframe, candletype)] = ohlcv_history exchange._klines[("UNITTEST/BTC", timeframe, candletype)] = ohlcv_history dp = DataProvider(default_conf, exchange) assert dp.runmode == RunMode.DRY_RUN assert ohlcv_history.equals(dp.get_pair_dataframe( "UNITTEST/BTC", timeframe, candle_type=candle_type)) assert ohlcv_history.equals(dp.get_pair_dataframe( "UNITTEST/BTC", timeframe, candle_type=candletype)) assert isinstance(dp.get_pair_dataframe( "UNITTEST/BTC", timeframe, candle_type=candle_type), DataFrame) assert dp.get_pair_dataframe("UNITTEST/BTC", timeframe, candle_type=candle_type) is not ohlcv_history assert not dp.get_pair_dataframe("UNITTEST/BTC", timeframe, candle_type=candle_type).empty assert dp.get_pair_dataframe("NONESENSE/AAA", timeframe, candle_type=candle_type).empty # Test with and without parameter assert dp.get_pair_dataframe("UNITTEST/BTC", timeframe, candle_type=candle_type)\ .equals(dp.get_pair_dataframe("UNITTEST/BTC", candle_type=candle_type)) default_conf["runmode"] = RunMode.LIVE dp = DataProvider(default_conf, exchange) assert dp.runmode == RunMode.LIVE assert isinstance(dp.get_pair_dataframe( "UNITTEST/BTC", timeframe, candle_type=candle_type), DataFrame) assert dp.get_pair_dataframe("NONESENSE/AAA", timeframe, candle_type=candle_type).empty historymock = MagicMock(return_value=ohlcv_history) mocker.patch("freqtrade.data.dataprovider.load_pair_history", historymock) default_conf["runmode"] = RunMode.BACKTEST dp = DataProvider(default_conf, exchange) assert dp.runmode == RunMode.BACKTEST assert isinstance(dp.get_pair_dataframe( "UNITTEST/BTC", timeframe, candle_type=candle_type), DataFrame) # assert dp.get_pair_dataframe("NONESENSE/AAA", timeframe).empty def test_available_pairs(mocker, default_conf, ohlcv_history): exchange = get_patched_exchange(mocker, default_conf) timeframe = default_conf["timeframe"] exchange._klines[("XRP/BTC", timeframe)] = ohlcv_history exchange._klines[("UNITTEST/BTC", timeframe)] = ohlcv_history dp = DataProvider(default_conf, exchange) assert len(dp.available_pairs) == 2 assert dp.available_pairs == [("XRP/BTC", timeframe), ("UNITTEST/BTC", timeframe), ] def test_producer_pairs(default_conf): dataprovider = DataProvider(default_conf, None) producer = "default" whitelist = ["XRP/BTC", "ETH/BTC"] assert len(dataprovider.get_producer_pairs(producer)) == 0 dataprovider._set_producer_pairs(whitelist, producer) assert len(dataprovider.get_producer_pairs(producer)) == 2 new_whitelist = ["BTC/USDT"] dataprovider._set_producer_pairs(new_whitelist, producer) assert dataprovider.get_producer_pairs(producer) == new_whitelist assert dataprovider.get_producer_pairs("bad") == [] def test_get_producer_df(default_conf): dataprovider = DataProvider(default_conf, None) ohlcv_history = generate_test_data('5m', 150) pair = 'BTC/USDT' timeframe = default_conf['timeframe'] candle_type = CandleType.SPOT empty_la = datetime.fromtimestamp(0, tz=timezone.utc) now = datetime.now(timezone.utc) # no data has been added, any request should return an empty dataframe dataframe, la = dataprovider.get_producer_df(pair, timeframe, candle_type) assert dataframe.empty assert la == empty_la # the data is added, should return that added dataframe dataprovider._add_external_df(pair, ohlcv_history, now, timeframe, candle_type) dataframe, la = dataprovider.get_producer_df(pair, timeframe, candle_type) assert len(dataframe) > 0 assert la > empty_la # no data on this producer, should return empty dataframe dataframe, la = dataprovider.get_producer_df(pair, producer_name='bad') assert dataframe.empty assert la == empty_la # non existent timeframe, empty dataframe datframe, la = dataprovider.get_producer_df(pair, timeframe='1h') assert dataframe.empty assert la == empty_la def test_emit_df(mocker, default_conf, ohlcv_history): mocker.patch('freqtrade.rpc.rpc_manager.RPCManager.__init__', MagicMock()) rpc_mock = mocker.patch('freqtrade.rpc.rpc_manager.RPCManager', MagicMock()) send_mock = mocker.patch('freqtrade.rpc.rpc_manager.RPCManager.send_msg', MagicMock()) dataprovider = DataProvider(default_conf, exchange=None, rpc=rpc_mock) dataprovider_no_rpc = DataProvider(default_conf, exchange=None) pair = "BTC/USDT" # No emit yet assert send_mock.call_count == 0 # Rpc is added, we call emit, should call send_msg dataprovider._emit_df(pair, ohlcv_history, False) assert send_mock.call_count == 1 send_mock.reset_mock() dataprovider._emit_df(pair, ohlcv_history, True) assert send_mock.call_count == 2 send_mock.reset_mock() # No rpc added, emit called, should not call send_msg dataprovider_no_rpc._emit_df(pair, ohlcv_history, False) assert send_mock.call_count == 0 def test_refresh(mocker, default_conf): refresh_mock = MagicMock() mocker.patch(f"{EXMS}.refresh_latest_ohlcv", refresh_mock) exchange = get_patched_exchange(mocker, default_conf, id="binance") timeframe = default_conf["timeframe"] pairs = [("XRP/BTC", timeframe), ("UNITTEST/BTC", timeframe)] pairs_non_trad = [("ETH/USDT", timeframe), ("BTC/TUSD", "1h")] dp = DataProvider(default_conf, exchange) dp.refresh(pairs) assert refresh_mock.call_count == 1 assert len(refresh_mock.call_args[0]) == 1 assert len(refresh_mock.call_args[0][0]) == len(pairs) assert refresh_mock.call_args[0][0] == pairs refresh_mock.reset_mock() dp.refresh(pairs, pairs_non_trad) assert refresh_mock.call_count == 1 assert len(refresh_mock.call_args[0]) == 1 assert len(refresh_mock.call_args[0][0]) == len(pairs) + len(pairs_non_trad) assert refresh_mock.call_args[0][0] == pairs + pairs_non_trad def test_orderbook(mocker, default_conf, order_book_l2): api_mock = MagicMock() api_mock.fetch_l2_order_book = order_book_l2 exchange = get_patched_exchange(mocker, default_conf, api_mock=api_mock) dp = DataProvider(default_conf, exchange) res = dp.orderbook('ETH/BTC', 5) assert order_book_l2.call_count == 1 assert order_book_l2.call_args_list[0][0][0] == 'ETH/BTC' assert order_book_l2.call_args_list[0][0][1] >= 5 assert type(res) is dict assert 'bids' in res assert 'asks' in res def test_market(mocker, default_conf, markets): api_mock = MagicMock() api_mock.markets = markets exchange = get_patched_exchange(mocker, default_conf, api_mock=api_mock) dp = DataProvider(default_conf, exchange) res = dp.market('ETH/BTC') assert type(res) is dict assert 'symbol' in res assert res['symbol'] == 'ETH/BTC' res = dp.market('UNITTEST/BTC') assert res is None def test_ticker(mocker, default_conf, tickers): ticker_mock = MagicMock(return_value=tickers()['ETH/BTC']) mocker.patch(f"{EXMS}.fetch_ticker", ticker_mock) exchange = get_patched_exchange(mocker, default_conf) dp = DataProvider(default_conf, exchange) res = dp.ticker('ETH/BTC') assert type(res) is dict assert 'symbol' in res assert res['symbol'] == 'ETH/BTC' ticker_mock = MagicMock(side_effect=ExchangeError('Pair not found')) mocker.patch(f"{EXMS}.fetch_ticker", ticker_mock) exchange = get_patched_exchange(mocker, default_conf) dp = DataProvider(default_conf, exchange) res = dp.ticker('UNITTEST/BTC') assert res == {} def test_current_whitelist(mocker, default_conf, tickers): # patch default conf to volumepairlist default_conf['pairlists'][0] = {'method': 'VolumePairList', "number_assets": 5} mocker.patch.multiple('freqtrade.exchange.Exchange', exchange_has=MagicMock(return_value=True), get_tickers=tickers) exchange = get_patched_exchange(mocker, default_conf) pairlist = PairListManager(exchange, default_conf) dp = DataProvider(default_conf, exchange, pairlist) # Simulate volumepairs from exchange. pairlist.refresh_pairlist() assert dp.current_whitelist() == pairlist._whitelist # The identity of the 2 lists should not be identical, but a copy assert dp.current_whitelist() is not pairlist._whitelist with pytest.raises(OperationalException): dp = DataProvider(default_conf, exchange) dp.current_whitelist() def test_get_analyzed_dataframe(mocker, default_conf, ohlcv_history): default_conf["runmode"] = RunMode.DRY_RUN timeframe = default_conf["timeframe"] exchange = get_patched_exchange(mocker, default_conf) dp = DataProvider(default_conf, exchange) dp._set_cached_df("XRP/BTC", timeframe, ohlcv_history, CandleType.SPOT) dp._set_cached_df("UNITTEST/BTC", timeframe, ohlcv_history, CandleType.SPOT) assert dp.runmode == RunMode.DRY_RUN dataframe, time = dp.get_analyzed_dataframe("UNITTEST/BTC", timeframe) assert ohlcv_history.equals(dataframe) assert isinstance(time, datetime) dataframe, time = dp.get_analyzed_dataframe("XRP/BTC", timeframe) assert ohlcv_history.equals(dataframe) assert isinstance(time, datetime) dataframe, time = dp.get_analyzed_dataframe("NOTHING/BTC", timeframe) assert dataframe.empty assert isinstance(time, datetime) assert time == datetime(1970, 1, 1, tzinfo=timezone.utc) # Test backtest mode default_conf["runmode"] = RunMode.BACKTEST dp._set_dataframe_max_index(1) dataframe, time = dp.get_analyzed_dataframe("XRP/BTC", timeframe) assert len(dataframe) == 1 dp._set_dataframe_max_index(2) dataframe, time = dp.get_analyzed_dataframe("XRP/BTC", timeframe) assert len(dataframe) == 2 dp._set_dataframe_max_index(3) dataframe, time = dp.get_analyzed_dataframe("XRP/BTC", timeframe) assert len(dataframe) == 3 dp._set_dataframe_max_index(500) dataframe, time = dp.get_analyzed_dataframe("XRP/BTC", timeframe) assert len(dataframe) == len(ohlcv_history) def test_no_exchange_mode(default_conf): dp = DataProvider(default_conf, None) message = "Exchange is not available to DataProvider." with pytest.raises(OperationalException, match=message): dp.refresh([()]) with pytest.raises(OperationalException, match=message): dp.ohlcv('XRP/USDT', '5m', '') with pytest.raises(OperationalException, match=message): dp.market('XRP/USDT') with pytest.raises(OperationalException, match=message): dp.ticker('XRP/USDT') with pytest.raises(OperationalException, match=message): dp.orderbook('XRP/USDT', 20) with pytest.raises(OperationalException, match=message): dp.available_pairs() def test_dp_send_msg(default_conf): default_conf["runmode"] = RunMode.DRY_RUN default_conf["timeframe"] = '1h' dp = DataProvider(default_conf, None) msg = 'Test message' dp.send_msg(msg) assert msg in dp._msg_queue dp._msg_queue.pop() assert msg not in dp._msg_queue # Message is not resent due to caching dp.send_msg(msg) assert msg not in dp._msg_queue dp.send_msg(msg, always_send=True) assert msg in dp._msg_queue default_conf["runmode"] = RunMode.BACKTEST dp = DataProvider(default_conf, None) dp.send_msg(msg, always_send=True) assert msg not in dp._msg_queue def test_dp__add_external_df(default_conf_usdt): timeframe = '1h' default_conf_usdt["timeframe"] = timeframe dp = DataProvider(default_conf_usdt, None) df = generate_test_data(timeframe, 24, '2022-01-01 00:00:00+00:00') last_analyzed = datetime.now(timezone.utc) res = dp._add_external_df('ETH/USDT', df, last_analyzed, timeframe, CandleType.SPOT) assert res[0] is False # Why 1000 ?? assert res[1] == 1000 # Hard add dataframe dp._replace_external_df('ETH/USDT', df, last_analyzed, timeframe, CandleType.SPOT) # BTC is not stored yet res = dp._add_external_df('BTC/USDT', df, last_analyzed, timeframe, CandleType.SPOT) assert res[0] is False df_res, _ = dp.get_producer_df('ETH/USDT', timeframe, CandleType.SPOT) assert len(df_res) == 24 # Add the same dataframe again - dataframe size shall not change. res = dp._add_external_df('ETH/USDT', df, last_analyzed, timeframe, CandleType.SPOT) assert res[0] is True assert isinstance(res[1], int) assert res[1] == 0 df, _ = dp.get_producer_df('ETH/USDT', timeframe, CandleType.SPOT) assert len(df) == 24 # Add a new day. df2 = generate_test_data(timeframe, 24, '2022-01-02 00:00:00+00:00') res = dp._add_external_df('ETH/USDT', df2, last_analyzed, timeframe, CandleType.SPOT) assert res[0] is True assert isinstance(res[1], int) assert res[1] == 0 df, _ = dp.get_producer_df('ETH/USDT', timeframe, CandleType.SPOT) assert len(df) == 48 # Add a dataframe with a 12 hour offset - so 12 candles are overlapping, and 12 valid. df3 = generate_test_data(timeframe, 24, '2022-01-02 12:00:00+00:00') res = dp._add_external_df('ETH/USDT', df3, last_analyzed, timeframe, CandleType.SPOT) assert res[0] is True assert isinstance(res[1], int) assert res[1] == 0 df, _ = dp.get_producer_df('ETH/USDT', timeframe, CandleType.SPOT) # New length = 48 + 12 (since we have a 12 hour offset). assert len(df) == 60 assert df.iloc[-1]['date'] == df3.iloc[-1]['date'] assert df.iloc[-1]['date'] == Timestamp('2022-01-03 11:00:00+00:00') # Generate 1 new candle df4 = generate_test_data(timeframe, 1, '2022-01-03 12:00:00+00:00') res = dp._add_external_df('ETH/USDT', df4, last_analyzed, timeframe, CandleType.SPOT) # assert res[0] is True # assert res[1] == 0 df, _ = dp.get_producer_df('ETH/USDT', timeframe, CandleType.SPOT) # New length = 61 + 1 assert len(df) == 61 assert df.iloc[-2]['date'] == Timestamp('2022-01-03 11:00:00+00:00') assert df.iloc[-1]['date'] == Timestamp('2022-01-03 12:00:00+00:00') # Gap in the data ... df4 = generate_test_data(timeframe, 1, '2022-01-05 00:00:00+00:00') res = dp._add_external_df('ETH/USDT', df4, last_analyzed, timeframe, CandleType.SPOT) assert res[0] is False # 36 hours - from 2022-01-03 12:00:00+00:00 to 2022-01-05 00:00:00+00:00 assert isinstance(res[1], int) assert res[1] == 36 df, _ = dp.get_producer_df('ETH/USDT', timeframe, CandleType.SPOT) # New length = 61 + 1 assert len(df) == 61 # Empty dataframe df4 = generate_test_data(timeframe, 0, '2022-01-05 00:00:00+00:00') res = dp._add_external_df('ETH/USDT', df4, last_analyzed, timeframe, CandleType.SPOT) assert res[0] is False # 36 hours - from 2022-01-03 12:00:00+00:00 to 2022-01-05 00:00:00+00:00 assert isinstance(res[1], int) assert res[1] == 0