def METHOD_NAME(tmp_path: Path) -> None:
    """Copy is done properly when copy_me.txt is the sole file copied."""
    src = f"{PROJECT_TEMPLATE}_exclude_negate"
    run_copy(src, tmp_path)
    assert (tmp_path / "copy_me.txt").exists()
    assert (tmp_path / "copy_me.txt").is_file()
    assert not (tmp_path / "do_not_copy_me.txt").exists()