Function test_syspath_prepend_double_undo

testing/test_monkeypatch.py:258–267

(mp: MonkeyPatch)

def test_syspath_prepend_double_undo(mp: MonkeyPatch) -> None:
    old_syspath = sys.path[:]
    try:
        mp.syspath_prepend("hello world")
        mp.undo()
        sys.path.append("more hello world")
        mp.undo()
        assert sys.path[-1] == "more hello world"
    finally:
        sys.path[:] = old_syspath


def test_chdir_with_path_local(mp: MonkeyPatch, tmp_path: Path) -> None: