"""
test_compare.py — U6 对比逻辑单测（mock verdict + 产物形态识别，不依赖真跑）。

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

import sys
import tempfile
from pathlib import Path

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


def test_gates_from_verdict():
    v = {"pass": True, "guards": {"A_boot": {"pass": True}, "H_progress": {"pass": False}}}
    assert C.gates_from_verdict(v) == {"A_boot": True, "H_progress": False}
    assert C.gates_from_verdict(None) == {}


def test_compare_equivalent():
    """两路九门全过 + Python 真 src/ → spike 成功。"""
    r = C.compare_logic({"A": True, "B": True}, {"A": True, "B": True}, py_real_src=True)
    assert r["spikePass"] is True
    assert r["pyPassRate"] == 1.0 and r["nodePassRate"] == 1.0


def test_compare_py_better():
    """Python 过门率高于 Node → spike 成功，delta>0。"""
    r = C.compare_logic({"A": True, "B": True}, {"A": True, "B": False}, py_real_src=True)
    assert r["spikePass"] is True and r["rateDelta"] > 0


def test_compare_py_worse():
    """Python 过门率低于 Node → 未达标，delta<0。"""
    r = C.compare_logic({"A": True, "B": False}, {"A": True, "B": True}, py_real_src=True)
    assert r["spikePass"] is False and r["rateDelta"] < 0


def test_compare_py_not_real_src():
    """Python 非真 src/ 多文件 → 即使过门率相等也判未达标（doc↔code 兑现门）。"""
    r = C.compare_logic({"A": True, "B": True}, {"A": True, "B": True}, py_real_src=False)
    assert r["spikePass"] is False


def test_src_shape_real_multifile():
    with tempfile.TemporaryDirectory() as d:
        src = Path(d) / "src"
        src.mkdir()
        (src / "game-logic.js").write_text("x", encoding="utf-8")
        (src / "host-config.js").write_text("y", encoding="utf-8")
        s = C.src_shape(Path(d))
        assert s["realSrcMultifile"] is True and s["jsCount"] == 2


def test_src_shape_single_file():
    with tempfile.TemporaryDirectory() as d:
        src = Path(d) / "src"
        src.mkdir()
        (src / "game-logic.js").write_text("x", encoding="utf-8")  # 单文件 → 非"多文件"
        s = C.src_shape(Path(d))
        assert s["realSrcMultifile"] is False and s["jsCount"] == 1


def test_src_shape_empty():
    with tempfile.TemporaryDirectory() as d:
        s = C.src_shape(Path(d))  # 无 src/ → 空壳
        assert s["realSrcMultifile"] is False and s["jsCount"] == 0


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)