stable/freqtrade/tests/test_configuration.py

158 lines
4.8 KiB
Python

# pragma pylint: disable=protected-access, invalid-name, missing-docstring
"""
Unit test file for configuration.py
"""
import json
from copy import deepcopy
from unittest.mock import MagicMock
import pytest
from jsonschema import ValidationError
from freqtrade.arguments import Arguments
from freqtrade.configuration import Configuration
import freqtrade.tests.conftest as tt # test tools
def test_configuration_object() -> None:
"""
Test the Constants object has the mandatory Constants
:return: None
"""
assert hasattr(Configuration, '_load_config')
assert hasattr(Configuration, '_load_config_file')
assert hasattr(Configuration, '_validate_config')
assert hasattr(Configuration, 'show_info')
assert hasattr(Configuration, 'get_config')
def test_load_config_invalid_pair(default_conf, mocker) -> None:
"""
Test the configuration validator with an invalid PAIR format
:param default_conf: Configuration already read from a file (JSON format)
:return: None
"""
mocker.patch.multiple(
'freqtrade.configuration.Configuration',
_load_config=MagicMock(return_value=[])
)
conf = deepcopy(default_conf)
conf['exchange']['pair_whitelist'].append('BTC-ETH')
with pytest.raises(ValidationError, match=r'.*does not match.*'):
configuration = Configuration([])
configuration._validate_config(conf)
def test_load_config_missing_attributes(default_conf, mocker) -> None:
"""
Test the configuration validator with a missing attribute
:param default_conf: Configuration already read from a file (JSON format)
:return: None
"""
mocker.patch.multiple(
'freqtrade.configuration.Configuration',
_load_config=MagicMock(return_value=[])
)
conf = deepcopy(default_conf)
conf.pop('exchange')
with pytest.raises(ValidationError, match=r'.*\'exchange\' is a required property.*'):
configuration = Configuration([])
configuration._validate_config(conf)
def test_load_config_file(default_conf, mocker, caplog) -> None:
"""
Test _load_config_file() method
:return:
"""
mocker.patch.multiple(
'freqtrade.configuration.Configuration',
_load_config=MagicMock(return_value=[])
)
file_mock = mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
configuration = Configuration([])
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 tt.log_has('Validating configuration ...', caplog.record_tuples)
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()
assert 'strategy' in validated_conf
assert validated_conf['strategy'] == 'default_strategy'
assert 'dynamic_whitelist' not in validated_conf
assert 'dry_run_db' 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)
))
args = [
'--dynamic-whitelist', '10',
'--strategy', 'test_strategy',
'--dry-run-db'
]
args = Arguments(args, '').get_parsed_arg()
configuration = Configuration(args)
validated_conf = configuration._load_config()
assert 'dynamic_whitelist' in validated_conf
assert validated_conf['dynamic_whitelist'] == 10
assert 'strategy' in validated_conf
assert validated_conf['strategy'] == 'test_strategy'
assert 'dry_run_db' in validated_conf
assert validated_conf['dry_run_db'] is True
def test_show_info(default_conf, mocker, caplog) -> None:
mocker.patch('freqtrade.configuration.open', mocker.mock_open(
read_data=json.dumps(default_conf)
))
args = [
'--dynamic-whitelist', '10',
'--strategy', 'test_strategy',
'--dry-run-db'
]
args = Arguments(args, '').get_parsed_arg()
configuration = Configuration(args)
configuration.show_info()
assert tt.log_has(
'Using dynamically generated whitelist. (--dynamic-whitelist detected)',
caplog.record_tuples
)
assert tt.log_has(
'Dry_run will use the DB file: "tradesv3.dry_run.sqlite". '
'(--dry_run_db detected)',
caplog.record_tuples
)
# Test the Dry run condition
configuration.config.update({'dry_run': False})
configuration.show_info()
assert tt.log_has(
'Dry run is disabled. (--dry_run_db ignored)',
caplog.record_tuples
)