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48 lines
1.5 KiB
Python
48 lines
1.5 KiB
Python
"""架构测试共享的全量扫描结果：同一 pytest 进程内每类扫描只执行一次。
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门禁把多个架构测试文件放在同一进程运行，这些文件会对同一份源码重复做相同的全量收集。
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缓存只存放原始结果，每次返回深拷贝，测试修改返回值不会影响其他用例。
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"""
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from __future__ import annotations
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import ast
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import copy
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import functools
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from pathlib import Path
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from typing import Any
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from scripts.architecture.baseline import collect_current_event_facts, collect_dependency_baseline
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@functools.cache
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def _dependency_baseline() -> dict[str, Any]:
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return collect_dependency_baseline()
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@functools.cache
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def _current_event_facts() -> dict[str, list[dict[str, Any]]]:
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return collect_current_event_facts()
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def dependency_baseline() -> dict[str, Any]:
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"""返回当前宿主依赖基线的独立副本。"""
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return copy.deepcopy(_dependency_baseline())
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def current_event_facts() -> dict[str, list[dict[str, Any]]]:
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"""返回当前宿主事件事实的独立副本。"""
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return copy.deepcopy(_current_event_facts())
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@functools.cache
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def parse_module(path: Path) -> ast.Module:
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"""解析并缓存源码 AST；调用方只读取，不得修改返回的节点。"""
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return ast.parse(path.read_text(encoding="utf-8-sig"), filename=str(path))
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@functools.cache
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def walk_module(tree: ast.Module) -> tuple[ast.AST, ...]:
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"""按 ``ast.walk`` 顺序返回模块全部节点，供多个测试重复遍历同一只读 AST。"""
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return tuple(ast.walk(tree))
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