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Add Appropriate test for loading error

This commit is contained in:
Matthias 2022-03-12 09:49:20 +01:00
parent 28046c6a22
commit 9460fd8d75
2 changed files with 20 additions and 1 deletions
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11
freqtrade/resolvers/strategy_resolver.py
View File

@ -227,7 +227,16 @@ class StrategyResolver(IResolver):
if type(strategy).populate_exit_trend == IStrategy.populate_exit_trend:
raise OperationalException("`populate_exit_trend` must be implemented.")
else:
# TODO: Verify if populate_buy and populate_sell are implemented
if (type(strategy).populate_buy_trend == IStrategy.populate_buy_trend
and type(strategy).populate_entry_trend == IStrategy.populate_entry_trend):
raise OperationalException(
"`populate_entry_trend` or `populate_buy_trend` must be implemented.")
if (type(strategy).populate_sell_trend == IStrategy.populate_sell_trend
and type(strategy).populate_exit_trend == IStrategy.populate_exit_trend):
raise OperationalException(
"`populate_exit_trend` or `populate_sell_trend` must be implemented.")
strategy._populate_fun_len = len(getfullargspec(strategy.populate_indicators).args)
strategy._buy_fun_len = len(getfullargspec(strategy.populate_buy_trend).args)
strategy._sell_fun_len = len(getfullargspec(strategy.populate_sell_trend).args)

10
tests/strategy/test_strategy_loading.py
View File

@ -144,6 +144,16 @@ def test_strategy_can_short(caplog, default_conf):
assert isinstance(strat, IStrategy)
def test_strategy_implements_populate_entry(caplog, default_conf):
caplog.set_level(logging.INFO)
default_conf.update({
'strategy': "StrategyTestV2",
})
default_conf['trading_mode'] = 'futures'
with pytest.raises(OperationalException, match="`populate_entry_trend` must be implemented."):
StrategyResolver.load_strategy(default_conf)
def test_strategy_override_minimal_roi(caplog, default_conf):
caplog.set_level(logging.INFO)
default_conf.update({