Disallow backtesting with --strategy-list for now.

freqtrade/optimize/backtesting.py

@@ -89,6 +89,9 @@ class Backtesting:
         self.dataprovider = DataProvider(self.config, self.exchange)
 
         if self.config.get('strategy_list'):
+            if self.config.get('freqai'):
+                raise OperationalException(
+                    "You can't use strategy_list and freqai at the same time.")
             for strat in list(self.config['strategy_list']):
                 stratconf = deepcopy(self.config)
                 stratconf['strategy'] = strat

tests/freqai/test_freqai_backtsting.py

@@ -0,0 +1,33 @@
+from pathlib import Path
+from unittest.mock import PropertyMock
+
+import pytest
+
+from freqtrade.commands.optimize_commands import start_backtesting
+from freqtrade.exceptions import OperationalException
+from tests.conftest import (CURRENT_TEST_STRATEGY, get_args, patch_exchange,
+                            patched_configuration_load_config_file)
+
+
+def test_backtest_start_backtest_list_freqai(freqai_conf, mocker, testdatadir):
+    # Tests detail-data loading
+    patch_exchange(mocker)
+
+    mocker.patch('freqtrade.plugins.pairlistmanager.PairListManager.whitelist',
+                 PropertyMock(return_value=['HULUMULU/USDT', 'XRP/USDT']))
+    # mocker.patch('freqtrade.optimize.backtesting.Backtesting.backtest', backtestmock)
+
+    patched_configuration_load_config_file(mocker, freqai_conf)
+
+    args = [
+        'backtesting',
+        '--config', 'config.json',
+        '--datadir', str(testdatadir),
+        '--strategy-path', str(Path(__file__).parents[1] / 'strategy/strats'),
+        '--timeframe', '1h',
+        '--strategy-list', CURRENT_TEST_STRATEGY
+    ]
+    args = get_args(args)
+    with pytest.raises(OperationalException,
+                       match=r"You can't use strategy_list and freqai at the same time\."):
+        start_backtesting(args)