stable/freqtrade/tests/test_configuration.py

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# pragma pylint: disable=missing-docstring, protected-access, invalid-name
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import json
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from argparse import Namespace
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import logging
from unittest.mock import MagicMock
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import pytest
from jsonschema import validate, ValidationError
from freqtrade import constants
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from freqtrade import OperationalException
from freqtrade.arguments import Arguments
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from freqtrade.configuration import Configuration, set_loggers
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from freqtrade.constants import DEFAULT_DB_DRYRUN_URL, DEFAULT_DB_PROD_URL
from freqtrade.tests.conftest import log_has
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def test_load_config_invalid_pair(default_conf) -> None:
default_conf['exchange']['pair_whitelist'].append('ETH-BTC')
with pytest.raises(ValidationError, match=r'.*does not match.*'):
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configuration = Configuration(Namespace())
configuration._validate_config(default_conf)
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def test_load_config_missing_attributes(default_conf) -> None:
default_conf.pop('exchange')
with pytest.raises(ValidationError, match=r'.*\'exchange\' is a required property.*'):
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configuration = Configuration(Namespace())
configuration._validate_config(default_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\'.*'):
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configuration = Configuration(Namespace())
configuration._validate_config(default_conf)
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def test_load_config_file(default_conf, mocker, caplog) -> None:
file_mock = mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
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configuration = Configuration(Namespace())
validated_conf = configuration._load_config_file('somefile')
assert file_mock.call_count == 1
assert validated_conf.items() >= default_conf.items()
assert 'internals' in validated_conf
assert log_has('Validating configuration ...', caplog.record_tuples)
def test_load_config_max_open_trades_zero(default_conf, mocker, caplog) -> None:
default_conf['max_open_trades'] = 0
file_mock = mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
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Configuration(Namespace())._load_config_file('somefile')
assert file_mock.call_count == 1
assert log_has('Validating configuration ...', caplog.record_tuples)
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def test_load_config_file_exception(mocker) -> None:
mocker.patch(
'freqtrade.configuration.open',
MagicMock(side_effect=FileNotFoundError('File not found'))
)
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configuration = Configuration(Namespace())
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with pytest.raises(OperationalException, match=r'.*Config file "somefile" not found!*'):
configuration._load_config_file('somefile')
def test_load_config(default_conf, mocker) -> None:
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
args = Arguments([], '').get_parsed_arg()
configuration = Configuration(args)
validated_conf = configuration.load_config()
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assert validated_conf.get('strategy') == 'DefaultStrategy'
assert validated_conf.get('strategy_path') is None
assert 'dynamic_whitelist' not in validated_conf
def test_load_config_with_params(default_conf, mocker) -> None:
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
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arglist = [
'--dynamic-whitelist', '10',
'--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('dynamic_whitelist') == 10
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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conf = default_conf.copy()
conf["dry_run"] = False
del conf["db_url"]
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(conf)
))
arglist = [
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'--dynamic-whitelist', '10',
'--strategy', 'TestStrategy',
'--strategy-path', '/some/path'
]
args = Arguments(arglist, '').get_parsed_arg()
configuration = Configuration(args)
validated_conf = configuration.load_config()
assert validated_conf.get('db_url') == DEFAULT_DB_PROD_URL
# Test dry=run with ProdURL
conf = default_conf.copy()
conf["dry_run"] = True
conf["db_url"] = DEFAULT_DB_PROD_URL
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(conf)
))
arglist = [
'--dynamic-whitelist', '10',
'--strategy', 'TestStrategy',
'--strategy-path', '/some/path'
]
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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def test_load_custom_strategy(default_conf, mocker) -> None:
default_conf.update({
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'strategy': 'CustomStrategy',
'strategy_path': '/tmp/strategies',
})
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
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))
args = Arguments([], '').get_parsed_arg()
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:
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
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arglist = [
'--dynamic-whitelist', '10',
'--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()
assert log_has(
'Parameter --dynamic-whitelist detected. '
'Using dynamically generated whitelist. '
'(not applicable with Backtesting and Hyperopt)',
caplog.record_tuples
)
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assert log_has('Using DB: "sqlite:///tmp/testdb"', caplog.record_tuples)
assert log_has('Dry run is enabled', caplog.record_tuples)
def test_setup_configuration_without_arguments(mocker, default_conf, caplog) -> None:
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
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arglist = [
'--config', 'config.json',
'--strategy', 'DefaultStrategy',
'backtesting'
]
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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(
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'Using data folder: {} ...'.format(config['datadir']),
caplog.record_tuples
)
assert 'ticker_interval' in config
assert not log_has('Parameter -i/--ticker-interval detected ...', caplog.record_tuples)
assert 'live' not in config
assert not log_has('Parameter -l/--live detected ...', caplog.record_tuples)
assert 'position_stacking' not in config
assert not log_has('Parameter --enable-position-stacking detected ...', caplog.record_tuples)
assert 'refresh_pairs' not in config
assert not log_has('Parameter -r/--refresh-pairs-cached detected ...', caplog.record_tuples)
assert 'timerange' not in config
assert 'export' not in config
def test_setup_configuration_with_arguments(mocker, default_conf, caplog) -> None:
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
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arglist = [
'--config', 'config.json',
'--strategy', 'DefaultStrategy',
'--datadir', '/foo/bar',
'backtesting',
'--ticker-interval', '1m',
'--live',
'--enable-position-stacking',
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'--disable-max-market-positions',
'--refresh-pairs-cached',
'--timerange', ':100',
'--export', '/bar/foo'
]
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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(
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'Using data folder: {} ...'.format(config['datadir']),
caplog.record_tuples
)
assert 'ticker_interval' in config
assert log_has('Parameter -i/--ticker-interval detected ...', caplog.record_tuples)
assert log_has(
'Using ticker_interval: 1m ...',
caplog.record_tuples
)
assert 'live' in config
assert log_has('Parameter -l/--live detected ...', caplog.record_tuples)
assert 'position_stacking'in config
assert log_has('Parameter --enable-position-stacking detected ...', caplog.record_tuples)
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assert 'use_max_market_positions' in config
assert log_has('Parameter --disable-max-market-positions detected ...', caplog.record_tuples)
assert log_has('max_open_trades set to unlimited ...', caplog.record_tuples)
assert 'refresh_pairs'in config
assert log_has('Parameter -r/--refresh-pairs-cached detected ...', caplog.record_tuples)
assert 'timerange' in config
assert log_has(
'Parameter --timerange detected: {} ...'.format(config['timerange']),
caplog.record_tuples
)
assert 'export' in config
assert log_has(
'Parameter --export detected: {} ...'.format(config['export']),
caplog.record_tuples
)
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def test_setup_configuration_with_stratlist(mocker, default_conf, caplog) -> None:
"""
Test setup_configuration() function
"""
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
arglist = [
'--config', 'config.json',
'backtesting',
'--ticker-interval', '1m',
'--export', '/bar/foo',
'--strategy-list',
'DefaultStrategy',
'TestStrategy'
]
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 folder: {} ...'.format(config['datadir']),
caplog.record_tuples
)
assert 'ticker_interval' in config
assert log_has('Parameter -i/--ticker-interval detected ...', caplog.record_tuples)
assert log_has(
'Using ticker_interval: 1m ...',
caplog.record_tuples
)
assert 'strategy_list' in config
assert log_has('Using strategy list of 2 Strategies', caplog.record_tuples)
assert 'position_stacking' not in config
assert 'use_max_market_positions' not in config
assert 'timerange' not in config
assert 'export' in config
assert log_has(
'Parameter --export detected: {} ...'.format(config['export']),
caplog.record_tuples
)
def test_hyperopt_with_arguments(mocker, default_conf, caplog) -> None:
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
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arglist = [
'hyperopt',
'--epochs', '10',
'--spaces', 'all',
]
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args = Arguments(arglist, '').get_parsed_arg()
configuration = Configuration(args)
config = configuration.get_config()
assert 'epochs' in config
assert int(config['epochs']) == 10
assert log_has('Parameter --epochs detected ...', caplog.record_tuples)
assert log_has('Will run Hyperopt with for 10 epochs ...', caplog.record_tuples)
assert 'spaces' in config
assert config['spaces'] == ['all']
assert log_has('Parameter -s/--spaces detected: [\'all\']', caplog.record_tuples)
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def test_check_exchange(default_conf, caplog) -> None:
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configuration = Configuration(Namespace())
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# Test a valid exchange
default_conf.get('exchange').update({'name': 'BITTREX'})
assert configuration.check_exchange(default_conf)
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# Test a valid exchange
default_conf.get('exchange').update({'name': 'binance'})
assert configuration.check_exchange(default_conf)
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# Test a invalid exchange
default_conf.get('exchange').update({'name': 'unknown_exchange'})
configuration.config = default_conf
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with pytest.raises(
OperationalException,
match=r'.*Exchange "unknown_exchange" not supported.*'
):
configuration.check_exchange(default_conf)
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# Test ccxt_rate_limit depreciation
default_conf.get('exchange').update({'name': 'binance'})
default_conf['exchange']['ccxt_rate_limit'] = True
configuration.check_exchange(default_conf)
assert log_has("`ccxt_rate_limit` has been deprecated in favor of "
"`ccxt_config` and `ccxt_async_config` and will be removed "
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"in a future version.",
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caplog.record_tuples)
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def test_cli_verbose_with_params(default_conf, mocker, caplog) -> None:
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)))
# Prevent setting loggers
mocker.patch('freqtrade.configuration.set_loggers', MagicMock)
arglist = ['-vvv']
args = Arguments(arglist, '').get_parsed_arg()
configuration = Configuration(args)
validated_conf = configuration.load_config()
assert validated_conf.get('verbosity') == 3
assert log_has('Verbosity set to 3', caplog.record_tuples)
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()
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(log_level=2)
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
set_loggers(log_level=3)
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
def test_load_config_warn_forcebuy(default_conf, mocker, caplog) -> None:
default_conf['forcebuy_enable'] = True
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
args = Arguments([], '').get_parsed_arg()
configuration = Configuration(args)
validated_conf = configuration.load_config()
assert validated_conf.get('forcebuy_enable')
assert log_has('`forcebuy` RPC message enabled.', caplog.record_tuples)
def test_validate_default_conf(default_conf) -> None:
validate(default_conf, constants.CONF_SCHEMA)