move testdata file loading to pytest fixture

This commit is contained in:
Janne Sinivirta
2017-11-07 19:24:51 +02:00
parent fbbde9de25
commit 0395c92260
3 changed files with 36 additions and 29 deletions

View File

@@ -26,42 +26,41 @@ def print_pair_results(pair, results):
print(format_results(results[results.currency == pair]))
def backtest(conf, pairs, mocker):
def backtest(conf, backdata, mocker):
trades = []
exchange._API = Bittrex({'key': '', 'secret': ''})
mocked_history = mocker.patch('freqtrade.analyze.get_ticker_history')
mocker.patch.dict('freqtrade.main._CONF', conf)
mocker.patch('arrow.utcnow', return_value=arrow.get('2017-08-20T14:50:00'))
for pair in pairs:
with open('freqtrade/tests/testdata/' + pair + '.json') as data_file:
mocked_history.return_value = json.load(data_file)
ticker = analyze_ticker(pair)[['close', 'date', 'buy']].copy()
# for each buy point
for row in ticker[ticker.buy == 1].itertuples(index=True):
trade = Trade(
open_rate=row.close,
open_date=row.date,
amount=1,
fee=exchange.get_fee() * 2
)
# calculate win/lose forwards from buy point
for row2 in ticker[row.Index:].itertuples(index=True):
if should_sell(trade, row2.close, row2.date):
current_profit = trade.calc_profit(row2.close)
for pair, pair_data in backdata.items():
mocked_history.return_value = pair_data
ticker = analyze_ticker(pair)[['close', 'date', 'buy']].copy()
# for each buy point
for row in ticker[ticker.buy == 1].itertuples(index=True):
trade = Trade(
open_rate=row.close,
open_date=row.date,
amount=1,
fee=exchange.get_fee() * 2
)
# calculate win/lose forwards from buy point
for row2 in ticker[row.Index:].itertuples(index=True):
if should_sell(trade, row2.close, row2.date):
current_profit = trade.calc_profit(row2.close)
trades.append((pair, current_profit, row2.Index - row.Index))
break
trades.append((pair, current_profit, row2.Index - row.Index))
break
labels = ['currency', 'profit', 'duration']
results = DataFrame.from_records(trades, columns=labels)
return results
@pytest.mark.skipif(not os.environ.get('BACKTEST', False), reason="BACKTEST not set")
def test_backtest(conf, pairs, mocker, report=True):
results = backtest(conf, pairs, mocker)
def test_backtest(conf, backdata, mocker, report=True):
results = backtest(conf, backdata, mocker)
print('====================== BACKTESTING REPORT ================================')
for pair in pairs:
for pair in backdata:
print_pair_results(pair, results)
print('TOTAL OVER ALL TRADES:')
print(format_results(results))