Add test for load_config

freqtrade/configuration/load_config.py

@@ -43,7 +43,7 @@ def load_file(path: Path) -> Dict[str, Any]:
         with path.open('r') as file:
             config = rapidjson.load(file, parse_mode=CONFIG_PARSE_MODE)
     except FileNotFoundError:
-        raise OperationalException(f'File file "{path}" not found!')
+        raise OperationalException(f'File "{path}" not found!')
     return config
 
 

tests/test_configuration.py

@@ -18,7 +18,7 @@ from freqtrade.configuration.deprecated_settings import (check_conflicting_setti
                                                          process_deprecated_setting,
                                                          process_removed_setting,
                                                          process_temporary_deprecated_settings)
-from freqtrade.configuration.load_config import load_config_file, log_config_error_range
+from freqtrade.configuration.load_config import load_config_file, load_file, log_config_error_range
 from freqtrade.constants import DEFAULT_DB_DRYRUN_URL, DEFAULT_DB_PROD_URL
 from freqtrade.exceptions import OperationalException
 from freqtrade.loggers import _set_loggers, setup_logging, setup_logging_pre
@@ -101,6 +101,12 @@ def test_load_config_file_error_range(default_conf, mocker, caplog) -> None:
     assert x == ''
 
 
+def test_load_file_error(tmpdir):
+    testpath = Path(tmpdir) / 'config.json'
+    with pytest.raises(OperationalException, match=r"File .* not found!"):
+        load_file(testpath)
+
+
 def test__args_to_config(caplog):
 
     arg_list = ['trade', '--strategy-path', 'TestTest']