152 lines
4.4 KiB
Python
152 lines
4.4 KiB
Python
# pragma pylint: disable=missing-docstring,C0103
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import json
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import os
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import time
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from argparse import Namespace
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from copy import deepcopy
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from unittest.mock import MagicMock
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import pytest
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from jsonschema import ValidationError
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from freqtrade.misc import throttle, parse_args, start_backtesting, load_config
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def test_throttle():
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def func():
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return 42
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start = time.time()
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result = throttle(func, 0.1)
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end = time.time()
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assert result == 42
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assert end - start > 0.1
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result = throttle(func, -1)
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assert result == 42
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def test_parse_args_defaults():
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args = parse_args([])
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assert args is not None
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assert args.config == 'config.json'
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assert args.dynamic_whitelist is False
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assert args.loglevel == 20
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def test_parse_args_invalid():
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with pytest.raises(SystemExit, match=r'2'):
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parse_args(['-c'])
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def test_parse_args_config():
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args = parse_args(['-c', '/dev/null'])
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assert args is not None
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assert args.config == '/dev/null'
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args = parse_args(['--config', '/dev/null'])
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assert args is not None
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assert args.config == '/dev/null'
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def test_parse_args_verbose():
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args = parse_args(['-v'])
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assert args is not None
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assert args.loglevel == 10
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def test_parse_args_dynamic_whitelist():
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args = parse_args(['--dynamic-whitelist'])
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assert args is not None
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assert args.dynamic_whitelist is True
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def test_parse_args_backtesting(mocker):
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backtesting_mock = mocker.patch('freqtrade.misc.start_backtesting', MagicMock())
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args = parse_args(['backtesting'])
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assert args is None
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assert backtesting_mock.call_count == 1
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call_args = backtesting_mock.call_args[0][0]
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assert call_args.config == 'config.json'
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assert call_args.live is False
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assert call_args.loglevel == 20
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assert call_args.subparser == 'backtesting'
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assert call_args.func is not None
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assert call_args.ticker_interval == 5
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def test_parse_args_backtesting_invalid():
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with pytest.raises(SystemExit, match=r'2'):
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parse_args(['--ticker-interval'])
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with pytest.raises(SystemExit, match=r'2'):
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parse_args(['--ticker-interval', 'abc'])
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def test_parse_args_backtesting_custom(mocker):
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backtesting_mock = mocker.patch('freqtrade.misc.start_backtesting', MagicMock())
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args = parse_args(['-c', 'test_conf.json', 'backtesting', '--live', '--ticker-interval', '1'])
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assert args is None
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assert backtesting_mock.call_count == 1
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call_args = backtesting_mock.call_args[0][0]
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assert call_args.config == 'test_conf.json'
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assert call_args.live is True
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assert call_args.loglevel == 20
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assert call_args.subparser == 'backtesting'
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assert call_args.func is not None
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assert call_args.ticker_interval == 1
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def test_start_backtesting(mocker):
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pytest_mock = mocker.patch('pytest.main', MagicMock())
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env_mock = mocker.patch('os.environ', {})
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args = Namespace(
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config='config.json',
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live=True,
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loglevel=20,
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ticker_interval=1,
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limit_max_trades=True,
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)
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start_backtesting(args)
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assert env_mock == {
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'BACKTEST': 'true',
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'BACKTEST_LIVE': 'true',
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'BACKTEST_CONFIG': 'config.json',
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'BACKTEST_TICKER_INTERVAL': '1',
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'BACKTEST_LIMIT_MAX_TRADES': 'true',
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}
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assert pytest_mock.call_count == 1
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main_call_args = pytest_mock.call_args[0][0]
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assert main_call_args[0] == '-s'
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assert main_call_args[1].endswith(os.path.join('freqtrade', 'tests', 'test_backtesting.py'))
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def test_load_config(default_conf, mocker):
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file_mock = mocker.patch('freqtrade.misc.open', mocker.mock_open(
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read_data=json.dumps(default_conf)
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))
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validated_conf = load_config('somefile')
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assert file_mock.call_count == 1
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assert validated_conf.items() >= default_conf.items()
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def test_load_config_invalid_pair(default_conf, mocker):
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conf = deepcopy(default_conf)
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conf['exchange']['pair_whitelist'].append('BTC-ETH')
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mocker.patch('freqtrade.misc.open', mocker.mock_open(read_data=json.dumps(conf)))
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with pytest.raises(ValidationError, match=r'.*does not match.*'):
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load_config('somefile')
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def test_load_config_missing_attributes(default_conf, mocker):
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conf = deepcopy(default_conf)
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conf.pop('exchange')
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mocker.patch('freqtrade.misc.open', mocker.mock_open(read_data=json.dumps(conf)))
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with pytest.raises(ValidationError, match=r'.*\'exchange\' is a required property.*'):
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load_config('somefile')
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