mirror of
https://github.com/freqtrade/freqtrade.git
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208 lines
6.6 KiB
Python
208 lines
6.6 KiB
Python
# pragma pylint: disable=missing-docstring, protected-access, invalid-name
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import re
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import shutil
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import sys
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from pathlib import Path
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import pytest
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from freqtrade.commands.strategy_utils_commands import start_strategy_update
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from freqtrade.strategy.strategyupdater import StrategyUpdater
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from tests.conftest import get_args
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if sys.version_info < (3, 9):
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pytest.skip("StrategyUpdater is not compatible with Python 3.8", allow_module_level=True)
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def test_strategy_updater_start(user_dir, capsys) -> None:
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# Effective test without mocks.
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teststrats = Path(__file__).parent / "strategy/strats"
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tmpdirp = Path(user_dir) / "strategies"
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tmpdirp.mkdir(parents=True, exist_ok=True)
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shutil.copy(teststrats / "strategy_test_v2.py", tmpdirp)
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old_code = (teststrats / "strategy_test_v2.py").read_text()
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args = ["strategy-updater", "--userdir", str(user_dir), "--strategy-list", "StrategyTestV2"]
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pargs = get_args(args)
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pargs["config"] = None
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start_strategy_update(pargs)
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assert Path(user_dir / "strategies_orig_updater").exists()
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# Backup file exists
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assert Path(user_dir / "strategies_orig_updater" / "strategy_test_v2.py").exists()
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# updated file exists
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new_file = tmpdirp / "strategy_test_v2.py"
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assert new_file.exists()
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new_code = new_file.read_text()
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assert "INTERFACE_VERSION = 3" in new_code
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assert "INTERFACE_VERSION = 2" in old_code
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captured = capsys.readouterr()
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assert "Conversion of strategy_test_v2.py started." in captured.out
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assert re.search(r"Conversion of strategy_test_v2\.py took .* seconds", captured.out)
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def test_strategy_updater_methods(default_conf, caplog) -> None:
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instance_strategy_updater = StrategyUpdater()
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modified_code1 = instance_strategy_updater.update_code("""
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class testClass(IStrategy):
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def populate_buy_trend():
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pass
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def populate_sell_trend():
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pass
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def check_buy_timeout():
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pass
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def check_sell_timeout():
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pass
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def custom_sell():
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pass
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""")
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assert "populate_entry_trend" in modified_code1
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assert "populate_exit_trend" in modified_code1
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assert "check_entry_timeout" in modified_code1
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assert "check_exit_timeout" in modified_code1
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assert "custom_exit" in modified_code1
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assert "INTERFACE_VERSION = 3" in modified_code1
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def test_strategy_updater_params(default_conf, caplog) -> None:
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instance_strategy_updater = StrategyUpdater()
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modified_code2 = instance_strategy_updater.update_code("""
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ticker_interval = '15m'
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buy_some_parameter = IntParameter(space='buy')
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sell_some_parameter = IntParameter(space='sell')
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""")
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assert "timeframe" in modified_code2
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# check for not editing hyperopt spaces
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assert "space='buy'" in modified_code2
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assert "space='sell'" in modified_code2
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def test_strategy_updater_constants(default_conf, caplog) -> None:
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instance_strategy_updater = StrategyUpdater()
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modified_code3 = instance_strategy_updater.update_code("""
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use_sell_signal = True
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sell_profit_only = True
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sell_profit_offset = True
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ignore_roi_if_buy_signal = True
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forcebuy_enable = True
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""")
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assert "use_exit_signal" in modified_code3
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assert "exit_profit_only" in modified_code3
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assert "exit_profit_offset" in modified_code3
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assert "ignore_roi_if_entry_signal" in modified_code3
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assert "force_entry_enable" in modified_code3
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def test_strategy_updater_df_columns(default_conf, caplog) -> None:
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instance_strategy_updater = StrategyUpdater()
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modified_code = instance_strategy_updater.update_code("""
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dataframe.loc[reduce(lambda x, y: x & y, conditions), ["buy", "buy_tag"]] = (1, "buy_signal_1")
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dataframe.loc[reduce(lambda x, y: x & y, conditions), 'sell'] = 1
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""")
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assert "enter_long" in modified_code
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assert "exit_long" in modified_code
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assert "enter_tag" in modified_code
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def test_strategy_updater_method_params(default_conf, caplog) -> None:
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instance_strategy_updater = StrategyUpdater()
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modified_code = instance_strategy_updater.update_code("""
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def confirm_trade_exit(sell_reason: str):
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nr_orders = trade.nr_of_successful_buys
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pass
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""")
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assert "exit_reason" in modified_code
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assert "nr_orders = trade.nr_of_successful_entries" in modified_code
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def test_strategy_updater_dicts(default_conf, caplog) -> None:
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instance_strategy_updater = StrategyUpdater()
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modified_code = instance_strategy_updater.update_code("""
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order_time_in_force = {
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'buy': 'gtc',
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'sell': 'ioc'
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}
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order_types = {
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'buy': 'limit',
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'sell': 'market',
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'stoploss': 'market',
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'stoploss_on_exchange': False
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}
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unfilledtimeout = {
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'buy': 1,
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'sell': 2
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}
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""")
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assert "'entry': 'gtc'" in modified_code
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assert "'exit': 'ioc'" in modified_code
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assert "'entry': 'limit'" in modified_code
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assert "'exit': 'market'" in modified_code
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assert "'entry': 1" in modified_code
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assert "'exit': 2" in modified_code
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def test_strategy_updater_comparisons(default_conf, caplog) -> None:
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instance_strategy_updater = StrategyUpdater()
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modified_code = instance_strategy_updater.update_code("""
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def confirm_trade_exit(sell_reason):
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if (sell_reason == 'stop_loss'):
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pass
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""")
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assert "exit_reason" in modified_code
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assert "exit_reason == 'stop_loss'" in modified_code
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def test_strategy_updater_strings(default_conf, caplog) -> None:
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instance_strategy_updater = StrategyUpdater()
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modified_code = instance_strategy_updater.update_code("""
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sell_reason == 'sell_signal'
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sell_reason == 'force_sell'
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sell_reason == 'emergency_sell'
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""")
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# those tests currently don't work, next in line.
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assert "exit_signal" in modified_code
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assert "exit_reason" in modified_code
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assert "force_exit" in modified_code
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assert "emergency_exit" in modified_code
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def test_strategy_updater_comments(default_conf, caplog) -> None:
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instance_strategy_updater = StrategyUpdater()
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modified_code = instance_strategy_updater.update_code("""
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# This is the 1st comment
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import talib.abstract as ta
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# This is the 2nd comment
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import freqtrade.vendor.qtpylib.indicators as qtpylib
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class someStrategy(IStrategy):
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INTERFACE_VERSION = 2
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# This is the 3rd comment
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# This attribute will be overridden if the config file contains "minimal_roi"
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minimal_roi = {
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"0": 0.50
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}
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# This is the 4th comment
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stoploss = -0.1
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""")
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assert "This is the 1st comment" in modified_code
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assert "This is the 2nd comment" in modified_code
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assert "This is the 3rd comment" in modified_code
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assert "INTERFACE_VERSION = 3" in modified_code
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# currently still missing:
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# Webhook terminology, Telegram notification settings, Strategy/Config settings
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