"""Smoke tests for the wood-* tool generator (the fragile external layer).
Loads the generator without running it (writes are under main()) and checks
every generated tool body is valid, portable Python."""
import importlib.util
from pathlib import Path

import pytest

pytest.importorskip("yaml")

_SCRIPT = Path(__file__).resolve().parent.parent / "scripts" / "gen_wood_tools.py"


def _load():
    spec = importlib.util.spec_from_file_location("gen_wood_tools", _SCRIPT)
    mod = importlib.util.module_from_spec(spec)
    spec.loader.exec_module(mod)              # safe: file-writing is under main()
    return mod


def test_every_tool_body_compiles_and_is_portable():
    mod = _load()
    assert mod.TOOLS and "wood-place" in mod.TOOLS
    for name, spec in mod.TOOLS.items():
        compile(spec["code"], name, "exec")               # valid Python
        assert "ws + [" in spec["code"] or "ws +[" in spec["code"]  # uses resolved prefix
        assert "PycharmProjects" not in spec["code"]       # no hardcoded local path


def test_generator_resolves_woodshop_at_runtime():
    mod = _load()
    assert "shutil.which('woodshop')" in mod.WS
    assert "PycharmProjects" not in mod.WS