"""하드닝 R1: realtime 규칙 디스패치 — SELL 규칙·차단 신호 종목이 매수 후보가 되지 않는다."""
from types import SimpleNamespace as NS

from app.api.endpoints.recommendations import _generic_rule_matches_v2


def _rule(t):
    return NS(rule_type=t)


def test_sell_rule_never_buy_candidate():
    s = NS(rsi=10, signals=[])
    assert _generic_rule_matches_v2(_rule("SELL"), s, {}) is False


def test_blocked_signal_excluded():
    s = NS(rsi=10, signals=["RSI 과매도 (거래량부족-차단)"])
    assert _generic_rule_matches_v2(_rule("BUY"), s, {}) is False


def test_buy_rule_keeps_existing_threshold():
    ok = NS(rsi=40, signals=[])
    no = NS(rsi=41, signals=[])
    assert _generic_rule_matches_v2(_rule("BUY"), ok, {}) is True
    assert _generic_rule_matches_v2(_rule("BUY"), no, {}) is False
    assert _generic_rule_matches_v2(_rule("BUY"), no, {"rsi_threshold": 45}) is True


def test_rsi_none_false():
    assert _generic_rule_matches_v2(_rule("BUY"), NS(rsi=None, signals=[]), {}) is False


def test_rsi_below_key_is_honored_strictly():
    r = _rule("BUY")
    cond = {"rsi_below": 30}
    assert _generic_rule_matches_v2(r, NS(rsi=29.9, signals=[]), cond) is True
    assert _generic_rule_matches_v2(r, NS(rsi=30, signals=[]), cond) is False
    assert _generic_rule_matches_v2(r, NS(rsi=35, signals=[]), cond) is False


def test_volume_condition_enforced_and_fail_closed():
    r = _rule("BUY")
    cond = {"rsi_below": 30, "volume_above_average": 1.5}
    assert _generic_rule_matches_v2(r, NS(rsi=20, signals=[], volume_ratio=1.6), cond) is True
    assert _generic_rule_matches_v2(r, NS(rsi=20, signals=[], volume_ratio=1.2), cond) is False
    # 거래량 배수 미노출 -> 통과 금지
    assert _generic_rule_matches_v2(r, NS(rsi=20, signals=[]), cond) is False


def test_unknown_condition_keys_fail_closed():
    assert _generic_rule_matches_v2(_rule("BUY"), NS(rsi=10, signals=[]), {"foo": 1}) is False