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Add test_backtest_start_multi_strat_caching test flexing backtest result caching.

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This commit is contained in:
Rokas Kupstys 2022-01-07 13:10:14 +02:00
parent 16861db653
commit 526ed7fa9a
1 changed files with 85 additions and 0 deletions
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85
tests/optimize/test_backtesting.py
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@ -1239,3 +1239,88 @@ def test_backtest_start_multi_strat_nomock_detail(default_conf, mocker,
assert 'BACKTESTING REPORT' in captured.out
assert 'SELL REASON STATS' in captured.out
assert 'LEFT OPEN TRADES REPORT' in captured.out
@pytest.mark.filterwarnings("ignore:deprecated")
def test_backtest_start_multi_strat_caching(default_conf, mocker, caplog, testdatadir):
default_conf.update({
"use_sell_signal": True,
"sell_profit_only": False,
"sell_profit_offset": 0.0,
"ignore_roi_if_buy_signal": False,
})
patch_exchange(mocker)
backtestmock = MagicMock(return_value={
'results': pd.DataFrame(columns=BT_DATA_COLUMNS),
'config': default_conf,
'locks': [],
'rejected_signals': 20,
'final_balance': 1000,
})
mocker.patch('freqtrade.plugins.pairlistmanager.PairListManager.whitelist',
PropertyMock(return_value=['UNITTEST/BTC']))
mocker.patch('freqtrade.optimize.backtesting.Backtesting.backtest', backtestmock)
mocker.patch('freqtrade.optimize.backtesting', show_backtest_result=MagicMock())
path_glob = MagicMock(return_value=['not important'])
load_backtest_metadata = MagicMock(return_value={
'StrategyTestV2': {'run_id': '1'},
'TestStrategyLegacyV1': {'run_id': 'changed'}
})
load_backtest_stats = MagicMock(side_effect=[
{
'metadata': {'StrategyTestV2': {'run_id': '1'}},
'strategy': {'StrategyTestV2': {}},
'strategy_comparison': [{'key': 'StrategyTestV2'}]
},
{
'metadata': {'TestStrategyLegacyV1': {'run_id': '2'}},
'strategy': {'TestStrategyLegacyV1': {}},
'strategy_comparison': [{'key': 'TestStrategyLegacyV1'}]
}
])
get_strategy_run_id = MagicMock(side_effect=['1', '2', '2'])
mocker.patch('pathlib.Path.glob', path_glob)
mocker.patch.multiple('freqtrade.data.btanalysis',
load_backtest_metadata=load_backtest_metadata,
load_backtest_stats=load_backtest_stats)
mocker.patch('freqtrade.misc.get_strategy_run_id', get_strategy_run_id)
patched_configuration_load_config_file(mocker, default_conf)
args = [
'backtesting',
'--config', 'config.json',
'--datadir', str(testdatadir),
'--strategy-path', str(Path(__file__).parents[1] / 'strategy/strats'),
'--timeframe', '1m',
'--timerange', '1510694220-1510700340',
'--enable-position-stacking',
'--disable-max-market-positions',
'--strategy-list',
'StrategyTestV2',
'TestStrategyLegacyV1',
]
args = get_args(args)
start_backtesting(args)
# 1 backtest, 1 loaded from cache
assert backtestmock.call_count == 1
# check the logs, that will contain the backtest result
exists = [
'Parameter -i/--timeframe detected ... Using timeframe: 1m ...',
'Ignoring max_open_trades (--disable-max-market-positions was used) ...',
'Parameter --timerange detected: 1510694220-1510700340 ...',
f'Using data directory: {testdatadir} ...',
'Loading data from 2017-11-14 20:57:00 '
'up to 2017-11-14 22:58:00 (0 days).',
'Backtesting with data from 2017-11-14 21:17:00 '
'up to 2017-11-14 22:58:00 (0 days).',
'Parameter --enable-position-stacking detected ...',
'Reusing result of previous backtest for StrategyTestV2',
'Running backtesting for Strategy TestStrategyLegacyV1',
]
for line in exists:
assert log_has(line, caplog)