def test_ohlcv_fill_up_missing_data(testdatadir, caplog):
data = load_pair_history(datadir=testdatadir,
timeframe='1m',
pair='UNITTEST/BTC',
fill_up_missing=False)
caplog.set_level(logging.DEBUG)
data2 = ohlcv_fill_up_missing_data(data, '1m', 'UNITTEST/BTC')
assert len(data2) > len(data)
# Column names should not change
assert (data.columns == data2.columns).all()
assert log_has(f"Missing data fillup for UNITTEST/BTC: before: "
f"{len(data)} - after: {len(data2)}", caplog)
# Test fillup actually fixes invalid backtest data
min_date, max_date = get_timerange({'UNITTEST/BTC': data})
assert validate_backtest_data(data, 'UNITTEST/BTC', min_date, max_date, 1)
assert not validate_backtest_data(data2, 'UNITTEST/BTC', min_date, max_date, 1)
def test_validate_backtest_data(default_conf, mocker, caplog) -> None:
patch_exchange(mocker)
strategy = DefaultStrategy(default_conf)
timerange = TimeRange('index', 'index', 200, 250)
data = strategy.tickerdata_to_dataframe(
history.load_data(datadir=None,
ticker_interval='5m',
pairs=['UNITTEST/BTC'],
timerange=timerange))
min_date, max_date = history.get_timeframe(data)
caplog.clear()
assert not history.validate_backtest_data(
data['UNITTEST/BTC'], 'UNITTEST/BTC', min_date, max_date,
timeframe_to_minutes('5m'))
assert len(caplog.record_tuples) == 0
def test_validate_backtest_data_warn(default_conf, mocker, caplog) -> None:
patch_exchange(mocker)
strategy = DefaultStrategy(default_conf)
data = strategy.tickerdata_to_dataframe(
history.load_data(datadir=None,
ticker_interval='1m',
pairs=['UNITTEST/BTC'],
fill_up_missing=False))
min_date, max_date = history.get_timeframe(data)
caplog.clear()
assert history.validate_backtest_data(data['UNITTEST/BTC'], 'UNITTEST/BTC',
min_date, max_date,
timeframe_to_minutes('1m'))
assert len(caplog.record_tuples) == 1
assert log_has(
"UNITTEST/BTC has missing frames: expected 14396, got 13680, that's 716 missing values",
caplog.record_tuples)
