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59 lines
2.3 KiB
Python
59 lines
2.3 KiB
Python
"""策略种子 seed_missing_builtins — 去内置化补全回归。
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原 25 个内置策略在去内置化后仅存在于 tests/fixtures 与部分老用户的
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custom 目录, 升级用户丢失。此处回归种入语义:
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- 空目录一次写入全部 25 个, 标记防重;
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- 已有同名文件一律不覆盖 (用户自行迁移过的零写入);
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- 删除后重启不复活;
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- 种入的文件能被引擎真实加载。
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"""
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from __future__ import annotations
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from app.strategy.strategy_seeds import SEEDS_DIR, seed_missing_builtins
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_EXPECTED_COUNT = len([f for f in SEEDS_DIR.glob("*.py") if not f.name.startswith("_")])
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def test_seed_writes_all_and_marks(tmp_path):
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n = seed_missing_builtins(tmp_path)
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assert n == _EXPECTED_COUNT == 25
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custom = tmp_path / "strategies" / "custom"
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assert len(list(custom.glob("*.py"))) == 25
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assert (custom / ".seeded_v1").exists()
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# 幂等: 标记存在, 再次启动零写入
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assert seed_missing_builtins(tmp_path) == 0
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def test_seed_never_overwrites_existing(tmp_path):
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custom = tmp_path / "strategies" / "custom"
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custom.mkdir(parents=True)
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# 用户已自行迁移过 1 个 (内容改成自定义版本) + 1 个自己的策略
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(custom / "boll_breakout.py").write_text("# 用户自定义版本\n", encoding="utf-8")
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(custom / "my_own.py").write_text("# 用户自己的策略\n", encoding="utf-8")
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n = seed_missing_builtins(tmp_path)
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assert n == _EXPECTED_COUNT - 1
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assert (custom / "boll_breakout.py").read_text(encoding="utf-8") == "# 用户自定义版本\n"
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assert (custom / "my_own.py").read_text(encoding="utf-8") == "# 用户自己的策略\n"
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assert len(list(custom.glob("*.py"))) == _EXPECTED_COUNT + 1
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def test_seed_no_resurrect_after_user_deletes(tmp_path):
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seed_missing_builtins(tmp_path)
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custom = tmp_path / "strategies" / "custom"
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for f in custom.glob("*.py"):
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f.unlink()
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assert seed_missing_builtins(tmp_path) == 0
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assert len(list(custom.glob("*.py"))) == 0
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def test_seeded_strategies_load_in_engine(tmp_path):
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from app.strategy.engine import StrategyEngine
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seed_missing_builtins(tmp_path)
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engine = StrategyEngine(strategy_dirs=[tmp_path / "strategies" / "custom"])
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assert not engine.load_errors(), engine.load_errors()
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assert len(engine.list_strategies()) == 25
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