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56 lines
2.0 KiB
Python
56 lines
2.0 KiB
Python
"""_editable_guard 入口守卫测试：失效态提示 + 正常态转发（#58）。
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失效态无法在测试里真实构造（需要破坏 site-packages 的 .pth），用
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meta_path 阻断器让 ``easy_tdx.cli`` 的导入抛 ``ModuleNotFoundError``。
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"""
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from __future__ import annotations
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import sys
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import types
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import pytest
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from easy_tdx import _editable_guard
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class _CliImportBlocker:
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"""meta_path finder：``easy_tdx.cli`` 一律抛 ModuleNotFoundError，其余放行。"""
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def find_spec(self, fullname, path=None, target=None): # noqa: ARG002
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if fullname == "easy_tdx.cli":
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raise ModuleNotFoundError(f"No module named {fullname!r}", name=fullname)
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return None
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def test_broken_editable_prints_hint_and_exits(capsys, monkeypatch):
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"""easy_tdx.cli 不可导入时：打印修复指引并以退出码 1 结束。"""
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# easy_tdx.cli 可能已被 conftest/其他用例真实导入，先清缓存并阻断再次加载，
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# 否则 import 系统直接命中 sys.modules 短路，阻断器根本不会被咨询。
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monkeypatch.delitem(sys.modules, "easy_tdx.cli", raising=False)
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monkeypatch.setattr(sys, "meta_path", [_CliImportBlocker(), *sys.meta_path])
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with pytest.raises(SystemExit) as exc_info:
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_editable_guard.main()
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assert exc_info.value.code == 1
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err = capsys.readouterr().err
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assert "easy_tdx.cli" in err
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# 指引必须点名失效根源与两条修复命令，否则用户无从下手
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assert "_editable_impl_easy_tdx.pth" in err
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assert "pip uninstall easy-tdx -y && pip install -e . --no-deps" in err
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assert "easy_tdx.__path__" in err
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def test_healthy_path_forwards_to_click_group(monkeypatch):
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"""正常态：main() 直接转发调用 easy_tdx.cli.cli。"""
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called: list[bool] = []
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stub = types.ModuleType("easy_tdx.cli")
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stub.cli = lambda: called.append(True) # type: ignore[attr-defined]
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monkeypatch.setitem(sys.modules, "easy_tdx.cli", stub)
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_editable_guard.main()
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assert called == [True]
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