"""
test_run.py — U4 scaffold / stage / ensure_play_spec / play 薄壳。

scaffold/stage/ensure_play_spec 快（确定性）；test_play_real 真起 Chrome 跑九门（~1min，验 play 薄壳跑通、
verdict 由 serve-and-play.sh 产出且结构正确）。前台串行（非 LLM gen 循环）。

跑：cheap-worker/.venv/bin/python cheap-worker/tests/test_run.py
"""

import json
import sys
from pathlib import Path

sys.path.insert(0, str(Path(__file__).resolve().parents[1]))  # → cheap-worker/
import cheap_run


def _clean_logic_from_template() -> str:
    """_template 合法游戏改一行（≠模板，过 check）。"""
    tmpl = (cheap_run._TEMPLATE_DIR / "src" / "game-logic.js").read_text(encoding="utf-8")
    return "// cheap-worker U4 测试：在 _template 合法游戏基础上改一行使 ≠模板\n" + tmpl


def test_scaffold():
    gid = "cheap-run-sc"
    r = cheap_run.scaffold(gid)
    assert r["ok"], r["output"]
    gd = cheap_run.game_dir(gid)
    assert (gd / "src" / "game-logic.js").exists()
    assert (gd / "src" / "host-config.js").exists()


def test_stage():
    gid = "cheap-run-st"
    assert cheap_run.scaffold(gid)["ok"]
    cheap_run.write_file(gid, f"game-runtime/games/amgen-{gid}/src/game-logic.js", _clean_logic_from_template())
    assert cheap_run.check(gid)["ok"]
    assert cheap_run.build(gid)["ok"]
    rs = cheap_run.stage(gid)
    assert rs["ok"], rs["output"]
    dst = cheap_run.wg1_game_dir(gid)
    assert (dst / "bundle.iife.js").exists() and (dst / "index.html").exists()


def test_ensure_play_spec_keycycle():
    """state 无 targets → key-cycle driver。"""
    gid = "cheap-run-spec-kc"
    sp = cheap_run.wg1_game_dir(gid) / "play-spec.json"
    sp.unlink(missing_ok=True)
    r = cheap_run.ensure_play_spec(gid, {"phase": "menu", "score": 0})
    assert r["wrote"] and r["driverType"] == "key-cycle"
    assert json.loads(sp.read_text(encoding="utf-8"))["driver"]["type"] == "key-cycle"


def test_ensure_play_spec_taptargets():
    """state 有 targets 数组 → tap-targets occupied driver。"""
    gid = "cheap-run-spec-tt"
    sp = cheap_run.wg1_game_dir(gid) / "play-spec.json"
    sp.unlink(missing_ok=True)
    r = cheap_run.ensure_play_spec(gid, {"phase": "play", "score": 5, "targets": [{"x": 1, "y": 2, "occupied": True}]})
    assert r["wrote"] and r["driverType"] == "tap-targets"
    spec = json.loads(sp.read_text(encoding="utf-8"))
    assert spec["driver"]["type"] == "tap-targets" and "targets" in spec["exportState"]


def test_ensure_play_spec_no_overwrite():
    """已存在 play-spec（如别处已产）不覆盖。"""
    gid = "cheap-run-spec-no"
    sp = cheap_run.wg1_game_dir(gid) / "play-spec.json"
    sp.parent.mkdir(parents=True, exist_ok=True)
    sp.write_text('{"existing": true}', encoding="utf-8")
    r = cheap_run.ensure_play_spec(gid, {"targets": []})
    assert not r["wrote"] and "不覆盖" in r["reason"]
    assert json.loads(sp.read_text(encoding="utf-8"))["existing"] is True


def test_play_real():
    """真起 Chrome 跑九门：验 play 薄壳跑通、verdict 由 serve-and-play.sh 产出且结构正确（不纠结 pass/fail）。"""
    gid = "cheap-run-play"
    assert cheap_run.scaffold(gid)["ok"]
    cheap_run.write_file(gid, f"game-runtime/games/amgen-{gid}/src/game-logic.js", _clean_logic_from_template())
    assert cheap_run.check(gid)["ok"]
    assert cheap_run.build(gid)["ok"]
    assert cheap_run.stage(gid)["ok"]
    sm = cheap_run.smoke(gid)
    cheap_run.ensure_play_spec(gid, sm.get("state"))
    pr = cheap_run.play(gid)
    assert pr["verdict"] is not None, "play 应产 verdict.json，实际无：\n" + pr["raw"]
    assert isinstance(pr["verdict"].get("guards"), dict), "verdict 应含九门 guards：" + str(pr["verdict"])[:300]


if __name__ == "__main__":
    _fns = [v for k, v in sorted(globals().items()) if k.startswith("test_") and callable(v)]
    _failed = 0
    for _fn in _fns:
        try:
            _fn()
            print(f"  PASS {_fn.__name__}")
        except Exception as e:  # noqa: BLE001
            _failed += 1
            print(f"  FAIL {_fn.__name__}: {type(e).__name__}: {e}")
    print(f"\n{len(_fns) - _failed}/{len(_fns)} passed")
    sys.exit(1 if _failed else 0)