freqtrade_origin/tests/test_configuration.py

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# pragma pylint: disable=missing-docstring, protected-access, invalid-name
import json
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import logging
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import sys
import warnings
from copy import deepcopy
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from pathlib import Path
from unittest.mock import MagicMock
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import pytest
from jsonschema import ValidationError
from freqtrade.commands import Arguments
from freqtrade.configuration import Configuration, check_exchange, validate_config_consistency
from freqtrade.configuration.config_validation import validate_config_schema
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from freqtrade.configuration.deprecated_settings import (check_conflicting_settings,
process_deprecated_setting,
process_removed_setting,
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process_temporary_deprecated_settings)
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from freqtrade.configuration.environment_vars import flat_vars_to_nested_dict
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from freqtrade.configuration.load_config import (load_config_file, load_file, load_from_files,
log_config_error_range)
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from freqtrade.constants import DEFAULT_DB_DRYRUN_URL, DEFAULT_DB_PROD_URL, ENV_VAR_PREFIX
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from freqtrade.enums import RunMode
from freqtrade.exceptions import OperationalException
from freqtrade.loggers import FTBufferingHandler, _set_loggers, setup_logging, setup_logging_pre
from tests.conftest import (CURRENT_TEST_STRATEGY, log_has, log_has_re,
patched_configuration_load_config_file)
@pytest.fixture(scope="function")
def all_conf():
config_file = Path(__file__).parents[1] / "config_examples/config_full.example.json"
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conf = load_config_file(str(config_file))
return conf
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def test_load_config_missing_attributes(default_conf) -> None:
conf = deepcopy(default_conf)
conf.pop('exchange')
with pytest.raises(ValidationError, match=r".*'exchange' is a required property.*"):
validate_config_schema(conf)
conf = deepcopy(default_conf)
conf.pop('stake_currency')
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conf['runmode'] = RunMode.DRY_RUN
with pytest.raises(ValidationError, match=r".*'stake_currency' is a required property.*"):
validate_config_schema(conf)
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def test_load_config_incorrect_stake_amount(default_conf) -> None:
default_conf['stake_amount'] = 'fake'
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with pytest.raises(ValidationError, match=r".*'fake' does not match 'unlimited'.*"):
validate_config_schema(default_conf)
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def test_load_config_file(default_conf, mocker, caplog) -> None:
del default_conf['user_data_dir']
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file_mock = mocker.patch('freqtrade.configuration.load_config.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
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validated_conf = load_config_file('somefile')
assert file_mock.call_count == 1
assert validated_conf.items() >= default_conf.items()
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def test_load_config_file_error(default_conf, mocker, caplog) -> None:
del default_conf['user_data_dir']
filedata = json.dumps(default_conf).replace(
'"stake_amount": 0.001,', '"stake_amount": .001,')
mocker.patch('freqtrade.configuration.load_config.open', mocker.mock_open(read_data=filedata))
mocker.patch.object(Path, "read_text", MagicMock(return_value=filedata))
with pytest.raises(OperationalException, match=r".*Please verify the following segment.*"):
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load_config_file('somefile')
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def test_load_config_file_error_range(default_conf, mocker, caplog) -> None:
del default_conf['user_data_dir']
filedata = json.dumps(default_conf).replace(
'"stake_amount": 0.001,', '"stake_amount": .001,')
mocker.patch.object(Path, "read_text", MagicMock(return_value=filedata))
x = log_config_error_range('somefile', 'Parse error at offset 64: Invalid value.')
assert isinstance(x, str)
assert (x == '{"max_open_trades": 1, "stake_currency": "BTC", '
'"stake_amount": .001, "fiat_display_currency": "USD", '
'"timeframe": "5m", "dry_run": true, "cance')
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filedata = json.dumps(default_conf, indent=2).replace(
'"stake_amount": 0.001,', '"stake_amount": .001,')
mocker.patch.object(Path, "read_text", MagicMock(return_value=filedata))
x = log_config_error_range('somefile', 'Parse error at offset 4: Invalid value.')
assert isinstance(x, str)
assert (x == ' "max_open_trades": 1,\n "stake_currency": "BTC",\n'
' "stake_amount": .001,')
x = log_config_error_range('-', '')
assert x == ''
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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']
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args = Arguments(arg_list).get_parsed_arg()
configuration = Configuration(args)
config = {}
with warnings.catch_warnings(record=True) as w:
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warnings.simplefilter("always")
# No warnings ...
configuration._args_to_config(config, argname="strategy_path", logstring="DeadBeef")
assert len(w) == 0
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assert log_has("DeadBeef", caplog)
assert config['strategy_path'] == "TestTest"
configuration = Configuration(args)
config = {}
with warnings.catch_warnings(record=True) as w:
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warnings.simplefilter("always")
# Deprecation warnings!
configuration._args_to_config(config, argname="strategy_path", logstring="DeadBeef",
deprecated_msg="Going away soon!")
assert len(w) == 1
assert issubclass(w[-1].category, DeprecationWarning)
assert "DEPRECATED: Going away soon!" in str(w[-1].message)
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assert log_has("DeadBeef", caplog)
assert config['strategy_path'] == "TestTest"
def test_load_config_max_open_trades_zero(default_conf, mocker, caplog) -> None:
default_conf['max_open_trades'] = 0
patched_configuration_load_config_file(mocker, default_conf)
args = Arguments(['trade']).get_parsed_arg()
configuration = Configuration(args)
validated_conf = configuration.load_config()
assert validated_conf['max_open_trades'] == 0
assert 'internals' in validated_conf
def test_load_config_combine_dicts(default_conf, mocker, caplog) -> None:
conf1 = deepcopy(default_conf)
conf2 = deepcopy(default_conf)
del conf1['exchange']['key']
del conf1['exchange']['secret']
del conf2['exchange']['name']
conf2['exchange']['pair_whitelist'] += ['NANO/BTC']
config_files = [conf1, conf2]
configsmock = MagicMock(side_effect=config_files)
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mocker.patch(
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'freqtrade.configuration.load_config.load_config_file',
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configsmock
)
arg_list = ['trade', '-c', 'test_conf.json', '--config', 'test2_conf.json', ]
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args = Arguments(arg_list).get_parsed_arg()
configuration = Configuration(args)
validated_conf = configuration.load_config()
exchange_conf = default_conf['exchange']
assert validated_conf['exchange']['name'] == exchange_conf['name']
assert validated_conf['exchange']['key'] == exchange_conf['key']
assert validated_conf['exchange']['secret'] == exchange_conf['secret']
assert validated_conf['exchange']['pair_whitelist'] != conf1['exchange']['pair_whitelist']
assert validated_conf['exchange']['pair_whitelist'] == conf2['exchange']['pair_whitelist']
assert 'internals' in validated_conf
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def test_from_config(default_conf, mocker, caplog) -> None:
conf1 = deepcopy(default_conf)
conf2 = deepcopy(default_conf)
del conf1['exchange']['key']
del conf1['exchange']['secret']
del conf2['exchange']['name']
conf2['exchange']['pair_whitelist'] += ['NANO/BTC']
conf2['fiat_display_currency'] = "EUR"
config_files = [conf1, conf2]
mocker.patch('freqtrade.configuration.configuration.create_datadir', lambda c, x: x)
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configsmock = MagicMock(side_effect=config_files)
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mocker.patch('freqtrade.configuration.load_config.load_config_file', configsmock)
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validated_conf = Configuration.from_files(['test_conf.json', 'test2_conf.json'])
exchange_conf = default_conf['exchange']
assert validated_conf['exchange']['name'] == exchange_conf['name']
assert validated_conf['exchange']['key'] == exchange_conf['key']
assert validated_conf['exchange']['secret'] == exchange_conf['secret']
assert validated_conf['exchange']['pair_whitelist'] != conf1['exchange']['pair_whitelist']
assert validated_conf['exchange']['pair_whitelist'] == conf2['exchange']['pair_whitelist']
assert validated_conf['fiat_display_currency'] == "EUR"
assert 'internals' in validated_conf
assert isinstance(validated_conf['user_data_dir'], Path)
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def test_from_recursive_files(testdatadir) -> None:
files = testdatadir / "testconfigs/testconfig.json"
conf = Configuration.from_files([files])
assert conf
# Exchange comes from "the first config"
assert conf['exchange']
# Pricing comes from the 2nd config
assert conf['entry_pricing']
assert conf['entry_pricing']['price_side'] == "same"
assert conf['exit_pricing']
# The other key comes from pricing2, which is imported by pricing.json.
# pricing.json is a level higher, therefore wins.
assert conf['exit_pricing']['price_side'] == "same"
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assert len(conf['config_files']) == 4
assert 'testconfig.json' in conf['config_files'][0]
assert 'test_pricing_conf.json' in conf['config_files'][1]
assert 'test_base_config.json' in conf['config_files'][2]
assert 'test_pricing2_conf.json' in conf['config_files'][3]
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files = testdatadir / "testconfigs/recursive.json"
with pytest.raises(OperationalException, match="Config loop detected."):
load_from_files([files])
def test_print_config(default_conf, mocker, caplog) -> None:
conf1 = deepcopy(default_conf)
# Delete non-json elements from default_conf
del conf1['user_data_dir']
config_files = [conf1]
configsmock = MagicMock(side_effect=config_files)
mocker.patch('freqtrade.configuration.configuration.create_datadir', lambda c, x: x)
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mocker.patch('freqtrade.configuration.configuration.load_from_files', configsmock)
validated_conf = Configuration.from_files(['test_conf.json'])
assert isinstance(validated_conf['user_data_dir'], Path)
assert "user_data_dir" in validated_conf
assert "original_config" in validated_conf
assert isinstance(json.dumps(validated_conf['original_config']), str)
def test_load_config_max_open_trades_minus_one(default_conf, mocker, caplog) -> None:
default_conf['max_open_trades'] = -1
patched_configuration_load_config_file(mocker, default_conf)
args = Arguments(['trade']).get_parsed_arg()
configuration = Configuration(args)
validated_conf = configuration.load_config()
assert validated_conf['max_open_trades'] > 999999999
assert validated_conf['max_open_trades'] == float('inf')
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assert "runmode" in validated_conf
assert validated_conf['runmode'] == RunMode.DRY_RUN
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def test_load_config_file_exception(mocker) -> None:
mocker.patch(
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'freqtrade.configuration.configuration.open',
MagicMock(side_effect=FileNotFoundError('File not found'))
)
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with pytest.raises(OperationalException, match=r'.*Config file "somefile" not found!*'):
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load_config_file('somefile')
def test_load_config(default_conf, mocker) -> None:
del default_conf['strategy_path']
patched_configuration_load_config_file(mocker, default_conf)
args = Arguments(['trade']).get_parsed_arg()
configuration = Configuration(args)
validated_conf = configuration.load_config()
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assert validated_conf.get('strategy_path') is None
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assert 'edge' not in validated_conf
def test_load_config_with_params(default_conf, mocker) -> None:
patched_configuration_load_config_file(mocker, default_conf)
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arglist = [
'trade',
'--strategy', 'TestStrategy',
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'--strategy-path', '/some/path',
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'--db-url', 'sqlite:///someurl',
]
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args = Arguments(arglist).get_parsed_arg()
configuration = Configuration(args)
validated_conf = configuration.load_config()
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assert validated_conf.get('strategy') == 'TestStrategy'
assert validated_conf.get('strategy_path') == '/some/path'
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assert validated_conf.get('db_url') == 'sqlite:///someurl'
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# Test conf provided db_url prod
conf = default_conf.copy()
conf["dry_run"] = False
conf["db_url"] = "sqlite:///path/to/db.sqlite"
patched_configuration_load_config_file(mocker, conf)
arglist = [
'trade',
'--strategy', 'TestStrategy',
'--strategy-path', '/some/path'
]
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args = Arguments(arglist).get_parsed_arg()
configuration = Configuration(args)
validated_conf = configuration.load_config()
assert validated_conf.get('db_url') == "sqlite:///path/to/db.sqlite"
# Test conf provided db_url dry_run
conf = default_conf.copy()
conf["dry_run"] = True
conf["db_url"] = "sqlite:///path/to/db.sqlite"
patched_configuration_load_config_file(mocker, conf)
arglist = [
'trade',
'--strategy', 'TestStrategy',
'--strategy-path', '/some/path'
]
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args = Arguments(arglist).get_parsed_arg()
configuration = Configuration(args)
validated_conf = configuration.load_config()
assert validated_conf.get('db_url') == "sqlite:///path/to/db.sqlite"
# Test args provided db_url prod
conf = default_conf.copy()
conf["dry_run"] = False
del conf["db_url"]
patched_configuration_load_config_file(mocker, conf)
arglist = [
'trade',
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'--strategy', 'TestStrategy',
'--strategy-path', '/some/path'
]
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args = Arguments(arglist).get_parsed_arg()
configuration = Configuration(args)
validated_conf = configuration.load_config()
assert validated_conf.get('db_url') == DEFAULT_DB_PROD_URL
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assert "runmode" in validated_conf
assert validated_conf['runmode'] == RunMode.LIVE
# Test args provided db_url dry_run
conf = default_conf.copy()
conf["dry_run"] = True
conf["db_url"] = DEFAULT_DB_PROD_URL
patched_configuration_load_config_file(mocker, conf)
arglist = [
'trade',
'--strategy', 'TestStrategy',
'--strategy-path', '/some/path'
]
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args = Arguments(arglist).get_parsed_arg()
configuration = Configuration(args)
validated_conf = configuration.load_config()
assert validated_conf.get('db_url') == DEFAULT_DB_DRYRUN_URL
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@pytest.mark.parametrize("config_value,expected,arglist", [
(True, True, ['trade', '--dry-run']), # Leave config untouched
(False, True, ['trade', '--dry-run']), # Override config untouched
(False, False, ['trade']), # Leave config untouched
(True, True, ['trade']), # Leave config untouched
])
def test_load_dry_run(default_conf, mocker, config_value, expected, arglist) -> None:
default_conf['dry_run'] = config_value
patched_configuration_load_config_file(mocker, default_conf)
configuration = Configuration(Arguments(arglist).get_parsed_arg())
validated_conf = configuration.load_config()
assert validated_conf['dry_run'] is expected
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assert validated_conf['runmode'] == (RunMode.DRY_RUN if expected else RunMode.LIVE)
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def test_load_custom_strategy(default_conf, mocker) -> None:
default_conf.update({
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'strategy': 'CustomStrategy',
'strategy_path': '/tmp/strategies',
})
patched_configuration_load_config_file(mocker, default_conf)
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args = Arguments(['trade']).get_parsed_arg()
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configuration = Configuration(args)
validated_conf = configuration.load_config()
assert validated_conf.get('strategy') == 'CustomStrategy'
assert validated_conf.get('strategy_path') == '/tmp/strategies'
def test_show_info(default_conf, mocker, caplog) -> None:
patched_configuration_load_config_file(mocker, default_conf)
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arglist = [
'trade',
'--strategy', 'TestStrategy',
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'--db-url', 'sqlite:///tmp/testdb',
]
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args = Arguments(arglist).get_parsed_arg()
configuration = Configuration(args)
configuration.get_config()
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assert log_has('Using DB: "sqlite:///tmp/testdb"', caplog)
assert log_has('Dry run is enabled', caplog)
def test_setup_configuration_without_arguments(mocker, default_conf, caplog) -> None:
patched_configuration_load_config_file(mocker, default_conf)
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arglist = [
'backtesting',
'--config', 'config.json',
'--strategy', CURRENT_TEST_STRATEGY,
]
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args = Arguments(arglist).get_parsed_arg()
configuration = Configuration(args)
config = configuration.get_config()
assert 'max_open_trades' in config
assert 'stake_currency' in config
assert 'stake_amount' in config
assert 'exchange' in config
assert 'pair_whitelist' in config['exchange']
assert 'datadir' in config
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assert 'user_data_dir' in config
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assert log_has('Using data directory: {} ...'.format(config['datadir']), caplog)
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assert 'timeframe' in config
assert not log_has('Parameter -i/--timeframe detected ...', caplog)
assert 'position_stacking' not in config
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assert not log_has('Parameter --enable-position-stacking detected ...', caplog)
assert 'timerange' not in config
def test_setup_configuration_with_arguments(mocker, default_conf, caplog) -> None:
patched_configuration_load_config_file(mocker, default_conf)
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mocker.patch(
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'freqtrade.configuration.configuration.create_datadir',
lambda c, x: x
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)
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mocker.patch(
'freqtrade.configuration.configuration.create_userdata_dir',
lambda x, *args, **kwargs: Path(x)
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)
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arglist = [
'backtesting',
'--config', 'config.json',
'--strategy', CURRENT_TEST_STRATEGY,
'--datadir', '/foo/bar',
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'--userdir', "/tmp/freqtrade",
'--timeframe', '1m',
'--enable-position-stacking',
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'--disable-max-market-positions',
'--timerange', ':100',
'--export', 'trades',
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'--stake-amount', 'unlimited'
]
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args = Arguments(arglist).get_parsed_arg()
configuration = Configuration(args)
config = configuration.get_config()
assert 'max_open_trades' in config
assert 'stake_currency' in config
assert 'stake_amount' in config
assert 'exchange' in config
assert 'pair_whitelist' in config['exchange']
assert 'datadir' in config
assert log_has('Using data directory: {} ...'.format("/foo/bar"), caplog)
assert log_has('Using user-data directory: {} ...'.format(Path("/tmp/freqtrade")), caplog)
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assert 'user_data_dir' in config
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assert 'timeframe' in config
assert log_has('Parameter -i/--timeframe detected ... Using timeframe: 1m ...',
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caplog)
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assert 'position_stacking' in config
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assert log_has('Parameter --enable-position-stacking detected ...', caplog)
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assert 'use_max_market_positions' in config
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assert log_has('Parameter --disable-max-market-positions detected ...', caplog)
assert log_has('max_open_trades set to unlimited ...', caplog)
assert 'timerange' in config
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assert log_has('Parameter --timerange detected: {} ...'.format(config['timerange']), caplog)
assert 'export' in config
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assert log_has('Parameter --export detected: {} ...'.format(config['export']), caplog)
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assert 'stake_amount' in config
assert config['stake_amount'] == 'unlimited'
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def test_setup_configuration_with_stratlist(mocker, default_conf, caplog) -> None:
"""
Test setup_configuration() function
"""
patched_configuration_load_config_file(mocker, default_conf)
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arglist = [
'backtesting',
'--config', 'config.json',
'--timeframe', '1m',
'--export', 'trades',
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'--strategy-list',
CURRENT_TEST_STRATEGY,
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'TestStrategy'
]
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args = Arguments(arglist).get_parsed_arg()
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configuration = Configuration(args, RunMode.BACKTEST)
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config = configuration.get_config()
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assert config['runmode'] == RunMode.BACKTEST
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assert 'max_open_trades' in config
assert 'stake_currency' in config
assert 'stake_amount' in config
assert 'exchange' in config
assert 'pair_whitelist' in config['exchange']
assert 'datadir' in config
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assert log_has('Using data directory: {} ...'.format(config['datadir']), caplog)
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assert 'timeframe' in config
assert log_has('Parameter -i/--timeframe detected ... Using timeframe: 1m ...',
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caplog)
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assert 'strategy_list' in config
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assert log_has('Using strategy list of 2 strategies', caplog)
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assert 'position_stacking' not in config
assert 'use_max_market_positions' not in config
assert 'timerange' not in config
assert 'export' in config
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assert log_has('Parameter --export detected: {} ...'.format(config['export']), caplog)
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def test_hyperopt_with_arguments(mocker, default_conf, caplog) -> None:
patched_configuration_load_config_file(mocker, default_conf)
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arglist = [
'hyperopt',
'--epochs', '10',
'--spaces', 'all',
]
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args = Arguments(arglist).get_parsed_arg()
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configuration = Configuration(args, RunMode.HYPEROPT)
config = configuration.get_config()
assert 'epochs' in config
assert int(config['epochs']) == 10
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assert log_has('Parameter --epochs detected ... Will run Hyperopt with for 10 epochs ...',
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caplog)
assert 'spaces' in config
assert config['spaces'] == ['all']
assert log_has("Parameter -s/--spaces detected: ['all']", caplog)
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assert "runmode" in config
assert config['runmode'] == RunMode.HYPEROPT
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def test_check_exchange(default_conf, caplog) -> None:
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# Test an officially supported by Freqtrade team exchange
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default_conf['runmode'] = RunMode.DRY_RUN
default_conf.get('exchange').update({'name': 'BITTREX'})
assert check_exchange(default_conf)
assert log_has_re(r"Exchange .* is officially supported by the Freqtrade development team\.",
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caplog)
caplog.clear()
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# Test an officially supported by Freqtrade team exchange
default_conf.get('exchange').update({'name': 'binance'})
assert check_exchange(default_conf)
assert log_has_re(r"Exchange .* is officially supported by the Freqtrade development team\.",
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caplog)
caplog.clear()
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# Test an available exchange, supported by ccxt
default_conf.get('exchange').update({'name': 'huobipro'})
assert check_exchange(default_conf)
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assert log_has_re(r"Exchange .* is known to the the ccxt library, available for the bot, "
r"but not officially supported "
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r"by the Freqtrade development team\. .*", caplog)
caplog.clear()
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# Test a 'bad' exchange, which known to have serious problems
default_conf.get('exchange').update({'name': 'bitmex'})
with pytest.raises(OperationalException,
match=r"Exchange .* will not work with Freqtrade\..*"):
check_exchange(default_conf)
caplog.clear()
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# Test a 'bad' exchange with check_for_bad=False
default_conf.get('exchange').update({'name': 'bitmex'})
assert check_exchange(default_conf, False)
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assert log_has_re(r"Exchange .* is known to the the ccxt library, available for the bot, "
r"but not officially supported "
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r"by the Freqtrade development team\. .*", caplog)
caplog.clear()
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# Test an invalid exchange
default_conf.get('exchange').update({'name': 'unknown_exchange'})
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with pytest.raises(
OperationalException,
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match=r'Exchange "unknown_exchange" is not known to the ccxt library '
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r'and therefore not available for the bot.*'
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):
check_exchange(default_conf)
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# Test no exchange...
default_conf.get('exchange').update({'name': ''})
default_conf['runmode'] = RunMode.PLOT
assert check_exchange(default_conf)
# Test no exchange...
default_conf.get('exchange').update({'name': ''})
default_conf['runmode'] = RunMode.UTIL_EXCHANGE
with pytest.raises(OperationalException,
match=r'This command requires a configured exchange.*'):
check_exchange(default_conf)
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def test_cli_verbose_with_params(default_conf, mocker, caplog) -> None:
patched_configuration_load_config_file(mocker, default_conf)
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# Prevent setting loggers
mocker.patch('freqtrade.loggers._set_loggers', MagicMock)
arglist = ['trade', '-vvv']
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args = Arguments(arglist).get_parsed_arg()
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configuration = Configuration(args)
validated_conf = configuration.load_config()
assert validated_conf.get('verbosity') == 3
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assert log_has('Verbosity set to 3', caplog)
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def test_set_loggers() -> None:
# Reset Logging to Debug, otherwise this fails randomly as it's set globally
logging.getLogger('requests').setLevel(logging.DEBUG)
logging.getLogger("urllib3").setLevel(logging.DEBUG)
logging.getLogger('ccxt.base.exchange').setLevel(logging.DEBUG)
logging.getLogger('telegram').setLevel(logging.DEBUG)
previous_value1 = logging.getLogger('requests').level
previous_value2 = logging.getLogger('ccxt.base.exchange').level
previous_value3 = logging.getLogger('telegram').level
_set_loggers()
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value1 = logging.getLogger('requests').level
assert previous_value1 is not value1
assert value1 is logging.INFO
value2 = logging.getLogger('ccxt.base.exchange').level
assert previous_value2 is not value2
assert value2 is logging.INFO
value3 = logging.getLogger('telegram').level
assert previous_value3 is not value3
assert value3 is logging.INFO
_set_loggers(verbosity=2)
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assert logging.getLogger('requests').level is logging.DEBUG
assert logging.getLogger('ccxt.base.exchange').level is logging.INFO
assert logging.getLogger('telegram').level is logging.INFO
assert logging.getLogger('werkzeug').level is logging.INFO
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_set_loggers(verbosity=3, api_verbosity='error')
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assert logging.getLogger('requests').level is logging.DEBUG
assert logging.getLogger('ccxt.base.exchange').level is logging.DEBUG
assert logging.getLogger('telegram').level is logging.INFO
assert logging.getLogger('werkzeug').level is logging.ERROR
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@pytest.mark.skipif(sys.platform == "win32", reason="does not run on windows")
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def test_set_loggers_syslog():
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logger = logging.getLogger()
orig_handlers = logger.handlers
logger.handlers = []
config = {'verbosity': 2,
'logfile': 'syslog:/dev/log',
}
setup_logging_pre()
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setup_logging(config)
assert len(logger.handlers) == 3
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assert [x for x in logger.handlers if type(x) == logging.handlers.SysLogHandler]
assert [x for x in logger.handlers if type(x) == logging.StreamHandler]
assert [x for x in logger.handlers if type(x) == FTBufferingHandler]
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# setting up logging again should NOT cause the loggers to be added a second time.
setup_logging(config)
assert len(logger.handlers) == 3
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# reset handlers to not break pytest
logger.handlers = orig_handlers
@pytest.mark.skipif(sys.platform == "win32", reason="does not run on windows")
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def test_set_loggers_Filehandler(tmpdir):
logger = logging.getLogger()
orig_handlers = logger.handlers
logger.handlers = []
logfile = Path(tmpdir) / 'ft_logfile.log'
config = {'verbosity': 2,
'logfile': str(logfile),
}
setup_logging_pre()
setup_logging(config)
assert len(logger.handlers) == 3
assert [x for x in logger.handlers if type(x) == logging.handlers.RotatingFileHandler]
assert [x for x in logger.handlers if type(x) == logging.StreamHandler]
assert [x for x in logger.handlers if type(x) == FTBufferingHandler]
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# setting up logging again should NOT cause the loggers to be added a second time.
setup_logging(config)
assert len(logger.handlers) == 3
# reset handlers to not break pytest
if logfile.exists:
logfile.unlink()
logger.handlers = orig_handlers
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@pytest.mark.skip(reason="systemd is not installed on every system, so we're not testing this.")
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def test_set_loggers_journald(mocker):
logger = logging.getLogger()
orig_handlers = logger.handlers
logger.handlers = []
config = {'verbosity': 2,
'logfile': 'journald',
}
setup_logging(config)
assert len(logger.handlers) == 2
assert [x for x in logger.handlers if type(x).__name__ == "JournaldLogHandler"]
assert [x for x in logger.handlers if type(x) == logging.StreamHandler]
# reset handlers to not break pytest
logger.handlers = orig_handlers
def test_set_loggers_journald_importerror(mocker, import_fails):
logger = logging.getLogger()
orig_handlers = logger.handlers
logger.handlers = []
config = {'verbosity': 2,
'logfile': 'journald',
}
with pytest.raises(OperationalException,
match=r'You need the systemd python package.*'):
setup_logging(config)
logger.handlers = orig_handlers
def test_set_logfile(default_conf, mocker, tmpdir):
patched_configuration_load_config_file(mocker, default_conf)
f = Path(tmpdir / "test_file.log")
assert not f.is_file()
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arglist = [
'trade', '--logfile', str(f),
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]
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args = Arguments(arglist).get_parsed_arg()
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configuration = Configuration(args)
validated_conf = configuration.load_config()
assert validated_conf['logfile'] == str(f)
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assert f.is_file()
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try:
f.unlink()
except Exception:
pass
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def test_load_config_warn_forcebuy(default_conf, mocker, caplog) -> None:
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default_conf['force_entry_enable'] = True
patched_configuration_load_config_file(mocker, default_conf)
args = Arguments(['trade']).get_parsed_arg()
configuration = Configuration(args)
validated_conf = configuration.load_config()
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assert validated_conf.get('force_entry_enable')
assert log_has('`force_entry_enable` RPC message enabled.', caplog)
def test_validate_default_conf(default_conf) -> None:
# Validate via our validator - we allow setting defaults!
validate_config_schema(default_conf)
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def test_validate_max_open_trades(default_conf):
default_conf['max_open_trades'] = float('inf')
default_conf['stake_amount'] = 'unlimited'
with pytest.raises(OperationalException, match='`max_open_trades` and `stake_amount` '
'cannot both be unlimited.'):
validate_config_consistency(default_conf)
def test_validate_price_side(default_conf):
default_conf['order_types'] = {
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"entry": "limit",
"exit": "limit",
"stoploss": "limit",
"stoploss_on_exchange": False,
}
# Default should pass
validate_config_consistency(default_conf)
conf = deepcopy(default_conf)
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conf['order_types']['entry'] = 'market'
with pytest.raises(OperationalException,
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match='Market entry orders require entry_pricing.price_side = "other".'):
validate_config_consistency(conf)
conf = deepcopy(default_conf)
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conf['order_types']['exit'] = 'market'
with pytest.raises(OperationalException,
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match='Market exit orders require exit_pricing.price_side = "other".'):
validate_config_consistency(conf)
# Validate inversed case
conf = deepcopy(default_conf)
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conf['order_types']['exit'] = 'market'
conf['order_types']['entry'] = 'market'
conf['exit_pricing']['price_side'] = 'bid'
conf['entry_pricing']['price_side'] = 'ask'
validate_config_consistency(conf)
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def test_validate_tsl(default_conf):
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default_conf['stoploss'] = 0.0
with pytest.raises(OperationalException, match='The config stoploss needs to be different '
'from 0 to avoid problems with sell orders.'):
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validate_config_consistency(default_conf)
default_conf['stoploss'] = -0.10
default_conf['trailing_stop'] = True
default_conf['trailing_stop_positive'] = 0
default_conf['trailing_stop_positive_offset'] = 0
default_conf['trailing_only_offset_is_reached'] = True
with pytest.raises(OperationalException,
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match=r'The config trailing_only_offset_is_reached needs '
'trailing_stop_positive_offset to be more than 0 in your config.'):
validate_config_consistency(default_conf)
default_conf['trailing_stop_positive_offset'] = 0.01
default_conf['trailing_stop_positive'] = 0.015
with pytest.raises(OperationalException,
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match=r'The config trailing_stop_positive_offset needs '
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'to be greater than trailing_stop_positive in your config.'):
validate_config_consistency(default_conf)
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default_conf['trailing_stop_positive'] = 0.01
default_conf['trailing_stop_positive_offset'] = 0.015
validate_config_consistency(default_conf)
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# 0 trailing stop positive - results in "Order would trigger immediately"
default_conf['trailing_stop_positive'] = 0
default_conf['trailing_stop_positive_offset'] = 0.02
default_conf['trailing_only_offset_is_reached'] = False
with pytest.raises(OperationalException,
match='The config trailing_stop_positive needs to be different from 0 '
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'to avoid problems with sell orders'):
validate_config_consistency(default_conf)
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def test_validate_edge2(edge_conf):
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edge_conf.update({
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"use_exit_signal": True,
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})
# Passes test
validate_config_consistency(edge_conf)
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edge_conf.update({
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"use_exit_signal": False,
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})
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with pytest.raises(OperationalException, match="Edge requires `use_exit_signal` to be True, "
"otherwise no sells will happen."):
validate_config_consistency(edge_conf)
def test_validate_whitelist(default_conf):
default_conf['runmode'] = RunMode.DRY_RUN
# Test regular case - has whitelist and uses StaticPairlist
validate_config_consistency(default_conf)
conf = deepcopy(default_conf)
del conf['exchange']['pair_whitelist']
# Test error case
with pytest.raises(OperationalException,
match="StaticPairList requires pair_whitelist to be set."):
validate_config_consistency(conf)
conf = deepcopy(default_conf)
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conf.update({"pairlists": [{
"method": "VolumePairList",
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}]})
# Dynamic whitelist should not care about pair_whitelist
validate_config_consistency(conf)
del conf['exchange']['pair_whitelist']
validate_config_consistency(conf)
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@pytest.mark.parametrize('protconf,expected', [
([], None),
([{"method": "StoplossGuard", "lookback_period": 2000, "stop_duration_candles": 10}], None),
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([{"method": "StoplossGuard", "lookback_period_candles": 20, "stop_duration": 10}], None),
([{"method": "StoplossGuard", "lookback_period_candles": 20, "lookback_period": 2000,
"stop_duration": 10}], r'Protections must specify either `lookback_period`.*'),
([{"method": "StoplossGuard", "lookback_period": 20, "stop_duration": 10,
"stop_duration_candles": 10}], r'Protections must specify either `stop_duration`.*'),
])
def test_validate_protections(default_conf, protconf, expected):
conf = deepcopy(default_conf)
conf['protections'] = protconf
if expected:
with pytest.raises(OperationalException, match=expected):
validate_config_consistency(conf)
else:
validate_config_consistency(conf)
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def test_validate_ask_orderbook(default_conf, caplog) -> None:
conf = deepcopy(default_conf)
conf['exit_pricing']['use_order_book'] = True
conf['exit_pricing']['order_book_min'] = 2
conf['exit_pricing']['order_book_max'] = 2
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validate_config_consistency(conf)
assert log_has_re(r"DEPRECATED: Please use `order_book_top` instead of.*", caplog)
assert conf['exit_pricing']['order_book_top'] == 2
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conf['exit_pricing']['order_book_max'] = 5
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with pytest.raises(OperationalException,
match=r"Using order_book_max != order_book_min in exit_pricing.*"):
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validate_config_consistency(conf)
def test_validate_time_in_force(default_conf, caplog) -> None:
conf = deepcopy(default_conf)
conf['order_time_in_force'] = {
'buy': 'gtc',
'sell': 'GTC',
}
validate_config_consistency(conf)
assert log_has_re(r"DEPRECATED: Using 'buy' and 'sell' for time_in_force is.*", caplog)
assert conf['order_time_in_force']['entry'] == 'gtc'
assert conf['order_time_in_force']['exit'] == 'GTC'
conf = deepcopy(default_conf)
conf['order_time_in_force'] = {
'buy': 'GTC',
'sell': 'GTC',
}
conf['trading_mode'] = 'futures'
with pytest.raises(OperationalException,
match=r"Please migrate your time_in_force settings .* 'entry' and 'exit'\."):
validate_config_consistency(conf)
def test__validate_order_types(default_conf, caplog) -> None:
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conf = deepcopy(default_conf)
conf['order_types'] = {
'buy': 'limit',
'sell': 'market',
'forcesell': 'market',
'forcebuy': 'limit',
'stoploss': 'market',
'stoploss_on_exchange': False,
}
validate_config_consistency(conf)
assert log_has_re(r"DEPRECATED: Using 'buy' and 'sell' for order_types is.*", caplog)
assert conf['order_types']['entry'] == 'limit'
assert conf['order_types']['exit'] == 'market'
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assert conf['order_types']['force_entry'] == 'limit'
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assert 'buy' not in conf['order_types']
assert 'sell' not in conf['order_types']
assert 'forcebuy' not in conf['order_types']
assert 'forcesell' not in conf['order_types']
conf = deepcopy(default_conf)
conf['order_types'] = {
'buy': 'limit',
'sell': 'market',
'forcesell': 'market',
'forcebuy': 'limit',
'stoploss': 'market',
'stoploss_on_exchange': False,
}
conf['trading_mode'] = 'futures'
with pytest.raises(OperationalException,
match=r"Please migrate your order_types settings to use the new wording\."):
validate_config_consistency(conf)
def test__validate_unfilledtimeout(default_conf, caplog) -> None:
conf = deepcopy(default_conf)
conf['unfilledtimeout'] = {
'buy': 30,
'sell': 35,
}
validate_config_consistency(conf)
assert log_has_re(r"DEPRECATED: Using 'buy' and 'sell' for unfilledtimeout is.*", caplog)
assert conf['unfilledtimeout']['entry'] == 30
assert conf['unfilledtimeout']['exit'] == 35
assert 'buy' not in conf['unfilledtimeout']
assert 'sell' not in conf['unfilledtimeout']
conf = deepcopy(default_conf)
conf['unfilledtimeout'] = {
'buy': 30,
'sell': 35,
}
conf['trading_mode'] = 'futures'
with pytest.raises(
OperationalException,
match=r"Please migrate your unfilledtimeout settings to use the new wording\."):
validate_config_consistency(conf)
def test__validate_pricing_rules(default_conf, caplog) -> None:
def_conf = deepcopy(default_conf)
del def_conf['entry_pricing']
del def_conf['exit_pricing']
def_conf['ask_strategy'] = {
'price_side': 'ask',
'use_order_book': True,
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'bid_last_balance': 0.5
}
def_conf['bid_strategy'] = {
'price_side': 'bid',
'use_order_book': False,
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'ask_last_balance': 0.7
}
conf = deepcopy(def_conf)
validate_config_consistency(conf)
assert log_has_re(
r"DEPRECATED: Using 'ask_strategy' and 'bid_strategy' is.*", caplog)
assert conf['exit_pricing']['price_side'] == 'ask'
assert conf['exit_pricing']['use_order_book'] is True
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assert conf['exit_pricing']['price_last_balance'] == 0.5
assert conf['entry_pricing']['price_side'] == 'bid'
assert conf['entry_pricing']['use_order_book'] is False
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assert conf['entry_pricing']['price_last_balance'] == 0.7
assert 'ask_strategy' not in conf
assert 'bid_strategy' not in conf
conf = deepcopy(def_conf)
conf['trading_mode'] = 'futures'
with pytest.raises(
OperationalException,
match=r"Please migrate your pricing settings to use the new wording\."):
validate_config_consistency(conf)
def test_load_config_test_comments() -> None:
"""
Load config with comments
"""
config_file = Path(__file__).parents[0] / "config_test_comments.json"
conf = load_config_file(str(config_file))
assert conf
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def test_load_config_default_exchange(all_conf) -> None:
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"""
config['exchange'] subtree has required options in it
so it cannot be omitted in the config
"""
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del all_conf['exchange']
assert 'exchange' not in all_conf
with pytest.raises(ValidationError,
match=r"'exchange' is a required property"):
validate_config_schema(all_conf)
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def test_load_config_default_exchange_name(all_conf) -> None:
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"""
config['exchange']['name'] option is required
so it cannot be omitted in the config
"""
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del all_conf['exchange']['name']
assert 'name' not in all_conf['exchange']
with pytest.raises(ValidationError,
match=r"'name' is a required property"):
validate_config_schema(all_conf)
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def test_load_config_stoploss_exchange_limit_ratio(all_conf) -> None:
all_conf['order_types']['stoploss_on_exchange_limit_ratio'] = 1.15
with pytest.raises(ValidationError,
match=r"1.15 is greater than the maximum"):
validate_config_schema(all_conf)
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@pytest.mark.parametrize("keys", [("exchange", "sandbox", False),
("exchange", "key", ""),
("exchange", "secret", ""),
("exchange", "password", ""),
])
def test_load_config_default_subkeys(all_conf, keys) -> None:
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"""
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Test for parameters with default values in sub-paths
so they can be omitted in the config and the default value
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should is added to the config.
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"""
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# Get first level key
key = keys[0]
# get second level key
subkey = keys[1]
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del all_conf[key][subkey]
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assert subkey not in all_conf[key]
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validate_config_schema(all_conf)
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assert subkey in all_conf[key]
assert all_conf[key][subkey] == keys[2]
def test_pairlist_resolving():
arglist = [
'download-data',
'--pairs', 'ETH/BTC', 'XRP/BTC',
'--exchange', 'binance'
]
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args = Arguments(arglist).get_parsed_arg()
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configuration = Configuration(args, RunMode.OTHER)
config = configuration.get_config()
assert config['pairs'] == ['ETH/BTC', 'XRP/BTC']
assert config['exchange']['pair_whitelist'] == ['ETH/BTC', 'XRP/BTC']
assert config['exchange']['name'] == 'binance'
def test_pairlist_resolving_with_config(mocker, default_conf):
patched_configuration_load_config_file(mocker, default_conf)
arglist = [
'download-data',
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'--config', 'config.json',
]
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args = Arguments(arglist).get_parsed_arg()
configuration = Configuration(args)
config = configuration.get_config()
assert config['pairs'] == default_conf['exchange']['pair_whitelist']
assert config['exchange']['name'] == default_conf['exchange']['name']
# Override pairs
arglist = [
'download-data',
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'--config', 'config.json',
'--pairs', 'ETH/BTC', 'XRP/BTC',
]
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args = Arguments(arglist).get_parsed_arg()
configuration = Configuration(args)
config = configuration.get_config()
assert config['pairs'] == ['ETH/BTC', 'XRP/BTC']
assert config['exchange']['name'] == default_conf['exchange']['name']
def test_pairlist_resolving_with_config_pl(mocker, default_conf):
patched_configuration_load_config_file(mocker, default_conf)
arglist = [
'download-data',
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'--config', 'config.json',
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'--pairs-file', 'tests/testdata/pairs.json',
]
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args = Arguments(arglist).get_parsed_arg()
configuration = Configuration(args)
config = configuration.get_config()
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assert len(config['pairs']) == 23
assert 'ETH/BTC' in config['pairs']
assert 'XRP/BTC' in config['pairs']
assert config['exchange']['name'] == default_conf['exchange']['name']
def test_pairlist_resolving_with_config_pl_not_exists(mocker, default_conf):
patched_configuration_load_config_file(mocker, default_conf)
arglist = [
'download-data',
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'--config', 'config.json',
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'--pairs-file', 'tests/testdata/pairs_doesnotexist.json',
]
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args = Arguments(arglist).get_parsed_arg()
with pytest.raises(OperationalException, match=r"No pairs file found with path.*"):
configuration = Configuration(args)
configuration.get_config()
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def test_pairlist_resolving_fallback(mocker):
mocker.patch.object(Path, "exists", MagicMock(return_value=True))
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mocker.patch.object(Path, "open", MagicMock(return_value=MagicMock()))
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mocker.patch("freqtrade.configuration.configuration.load_file",
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MagicMock(return_value=['XRP/BTC', 'ETH/BTC']))
arglist = [
'download-data',
'--exchange', 'binance'
]
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args = Arguments(arglist).get_parsed_arg()
# Fix flaky tests if config.json exists
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args['config'] = None
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configuration = Configuration(args, RunMode.OTHER)
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config = configuration.get_config()
assert config['pairs'] == ['ETH/BTC', 'XRP/BTC']
assert config['exchange']['name'] == 'binance'
assert config['datadir'] == Path.cwd() / "user_data/data/binance"
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@pytest.mark.parametrize("setting", [
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("webhook", "webhookbuy", 'testWEbhook',
"webhook", "webhookentry", 'testWEbhook'),
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("ask_strategy", "ignore_buying_expired_candle_after", 5,
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None, "ignore_buying_expired_candle_after", 6),
])
def test_process_temporary_deprecated_settings(mocker, default_conf, setting, caplog):
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patched_configuration_load_config_file(mocker, default_conf)
# Create sections for new and deprecated settings
# (they may not exist in the config)
default_conf[setting[0]] = {}
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default_conf[setting[3]] = {}
# Assign deprecated setting
default_conf[setting[0]][setting[1]] = setting[2]
# Assign new setting
if setting[3]:
default_conf[setting[3]][setting[4]] = setting[5]
else:
default_conf[setting[4]] = setting[5]
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# New and deprecated settings are conflicting ones
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with pytest.raises(OperationalException, match=r'DEPRECATED'):
process_temporary_deprecated_settings(default_conf)
caplog.clear()
# Delete new setting
if setting[3]:
del default_conf[setting[3]][setting[4]]
else:
del default_conf[setting[4]]
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process_temporary_deprecated_settings(default_conf)
assert log_has_re('DEPRECATED', caplog)
# The value of the new setting shall have been set to the
# value of the deprecated one
if setting[3]:
assert default_conf[setting[3]][setting[4]] == setting[2]
else:
assert default_conf[setting[4]] == setting[2]
@pytest.mark.parametrize("setting", [
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("experimental", "use_sell_signal", False),
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("experimental", "sell_profit_only", True),
("experimental", "ignore_roi_if_buy_signal", True),
])
def test_process_removed_settings(mocker, default_conf, setting):
patched_configuration_load_config_file(mocker, default_conf)
# Create sections for new and deprecated settings
# (they may not exist in the config)
default_conf[setting[0]] = {}
# Assign removed setting
default_conf[setting[0]][setting[1]] = setting[2]
# New and deprecated settings are conflicting ones
with pytest.raises(OperationalException,
match=r'Setting .* has been moved'):
process_temporary_deprecated_settings(default_conf)
def test_process_deprecated_setting_edge(mocker, edge_conf):
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patched_configuration_load_config_file(mocker, edge_conf)
edge_conf.update({'edge': {
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'enabled': True,
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'capital_available_percentage': 0.5,
}})
with pytest.raises(OperationalException,
match=r"DEPRECATED.*Using 'edge.capital_available_percentage'*"):
process_temporary_deprecated_settings(edge_conf)
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def test_check_conflicting_settings(mocker, default_conf, caplog):
patched_configuration_load_config_file(mocker, default_conf)
# Create sections for new and deprecated settings
# (they may not exist in the config)
default_conf['sectionA'] = {}
default_conf['sectionB'] = {}
# Assign new setting
default_conf['sectionA']['new_setting'] = 'valA'
# Assign deprecated setting
default_conf['sectionB']['deprecated_setting'] = 'valB'
# New and deprecated settings are conflicting ones
with pytest.raises(OperationalException, match=r'DEPRECATED'):
check_conflicting_settings(default_conf,
'sectionB', 'deprecated_setting',
'sectionA', 'new_setting')
caplog.clear()
# Delete new setting (deprecated exists)
del default_conf['sectionA']['new_setting']
check_conflicting_settings(default_conf,
'sectionB', 'deprecated_setting',
'sectionA', 'new_setting')
assert not log_has_re('DEPRECATED', caplog)
assert 'new_setting' not in default_conf['sectionA']
caplog.clear()
# Assign new setting
default_conf['sectionA']['new_setting'] = 'valA'
# Delete deprecated setting
del default_conf['sectionB']['deprecated_setting']
check_conflicting_settings(default_conf,
'sectionB', 'deprecated_setting',
'sectionA', 'new_setting')
assert not log_has_re('DEPRECATED', caplog)
assert default_conf['sectionA']['new_setting'] == 'valA'
def test_process_deprecated_setting(mocker, default_conf, caplog):
patched_configuration_load_config_file(mocker, default_conf)
# Create sections for new and deprecated settings
# (they may not exist in the config)
default_conf['sectionA'] = {}
default_conf['sectionB'] = {}
# Assign deprecated setting
default_conf['sectionB']['deprecated_setting'] = 'valB'
# Both new and deprecated settings exists
process_deprecated_setting(default_conf,
'sectionB', 'deprecated_setting',
'sectionA', 'new_setting')
assert log_has_re('DEPRECATED', caplog)
# The value of the new setting shall have been set to the
# value of the deprecated one
assert default_conf['sectionA']['new_setting'] == 'valB'
# Old setting is removed
assert 'deprecated_setting' not in default_conf['sectionB']
caplog.clear()
# Delete new setting (deprecated exists)
del default_conf['sectionA']['new_setting']
default_conf['sectionB']['deprecated_setting'] = 'valB'
process_deprecated_setting(default_conf,
'sectionB', 'deprecated_setting',
'sectionA', 'new_setting')
assert log_has_re('DEPRECATED', caplog)
# The value of the new setting shall have been set to the
# value of the deprecated one
assert default_conf['sectionA']['new_setting'] == 'valB'
caplog.clear()
# Assign new setting
default_conf['sectionA']['new_setting'] = 'valA'
# Delete deprecated setting
default_conf['sectionB'].pop('deprecated_setting', None)
process_deprecated_setting(default_conf,
'sectionB', 'deprecated_setting',
'sectionA', 'new_setting')
assert not log_has_re('DEPRECATED', caplog)
assert default_conf['sectionA']['new_setting'] == 'valA'
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caplog.clear()
# Test moving to root
default_conf['sectionB']['deprecated_setting2'] = "DeadBeef"
process_deprecated_setting(default_conf,
'sectionB', 'deprecated_setting2',
None, 'new_setting')
assert log_has_re('DEPRECATED', caplog)
assert default_conf['new_setting']
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def test_process_removed_setting(mocker, default_conf, caplog):
patched_configuration_load_config_file(mocker, default_conf)
# Create sections for new and deprecated settings
# (they may not exist in the config)
default_conf['sectionA'] = {}
default_conf['sectionB'] = {}
# Assign new setting
default_conf['sectionB']['somesetting'] = 'valA'
# Only new setting exists (nothing should happen)
process_removed_setting(default_conf,
'sectionA', 'somesetting',
'sectionB', 'somesetting')
# Assign removed setting
default_conf['sectionA']['somesetting'] = 'valB'
with pytest.raises(OperationalException,
match=r"Setting .* has been moved"):
process_removed_setting(default_conf,
'sectionA', 'somesetting',
'sectionB', 'somesetting')
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def test_process_deprecated_ticker_interval(default_conf, caplog):
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message = "DEPRECATED: Please use 'timeframe' instead of 'ticker_interval."
config = deepcopy(default_conf)
process_temporary_deprecated_settings(config)
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assert not log_has(message, caplog)
del config['timeframe']
config['ticker_interval'] = '15m'
with pytest.raises(OperationalException,
match=r"DEPRECATED: 'ticker_interval' detected. Please use.*"):
process_temporary_deprecated_settings(config)
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def test_process_deprecated_protections(default_conf, caplog):
message = "DEPRECATED: Setting 'protections' in the configuration is deprecated."
config = deepcopy(default_conf)
process_temporary_deprecated_settings(config)
assert not log_has(message, caplog)
config['protections'] = []
process_temporary_deprecated_settings(config)
assert log_has(message, caplog)
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def test_flat_vars_to_nested_dict(caplog):
test_args = {
'FREQTRADE__EXCHANGE__SOME_SETTING': 'true',
'FREQTRADE__EXCHANGE__SOME_FALSE_SETTING': 'false',
'FREQTRADE__EXCHANGE__CONFIG__whatever': 'sometime',
'FREQTRADE__EXIT_PRICING__PRICE_SIDE': 'bid',
'FREQTRADE__EXIT_PRICING__cccc': '500',
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'FREQTRADE__STAKE_AMOUNT': '200.05',
'FREQTRADE__TELEGRAM__CHAT_ID': '2151',
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'NOT_RELEVANT': '200.0', # Will be ignored
}
expected = {
'stake_amount': 200.05,
'exit_pricing': {
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'price_side': 'bid',
'cccc': 500,
},
'exchange': {
'config': {
'whatever': 'sometime',
},
'some_setting': True,
'some_false_setting': False,
},
'telegram': {
'chat_id': '2151'
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}
}
res = flat_vars_to_nested_dict(test_args, ENV_VAR_PREFIX)
assert res == expected
assert log_has("Loading variable 'FREQTRADE__EXCHANGE__SOME_SETTING'", caplog)
assert not log_has("Loading variable 'NOT_RELEVANT'", caplog)