import pytest

from okx_codex_trader.strategy import validate_signal


def test_validate_signal_rejects_leverage_out_of_range():
    with pytest.raises(ValueError):
        validate_signal(
            {
                "action": "long",
                "confidence": 0.9,
                "leverage": 4,
                "entry_price": None,
                "take_profit_price": None,
                "stop_loss_price": None,
                "reason": "x",
            }
        )


def test_validate_signal_rejects_unknown_action():
    with pytest.raises(ValueError):
        validate_signal(
            {
                "action": "hold",
                "confidence": 0.9,
                "leverage": 2,
                "entry_price": None,
                "take_profit_price": None,
                "stop_loss_price": None,
                "reason": "x",
            }
        )


def test_validate_signal_rejects_confidence_out_of_range():
    with pytest.raises(ValueError):
        validate_signal(
            {
                "action": "long",
                "confidence": 1.2,
                "leverage": 2,
                "entry_price": None,
                "take_profit_price": None,
                "stop_loss_price": None,
                "reason": "x",
            }
        )


def test_validate_signal_requires_full_shape():
    with pytest.raises(ValueError):
        validate_signal({"action": "long", "confidence": 0.9, "leverage": 2})