"""Unit tests for TF combo validation."""

from __future__ import annotations

import pytest

from crypto_wyckoff.combos import (
    add_combo,
    delete_combo,
    get_combo,
    list_combos,
    validate_combo,
)


def test_builtin_default_is_h8_4_1():
    c = get_combo(None)
    assert c["id"] == "h8_4_1"
    assert (c["high"], c["mid"], c["low"]) == ("8h", "4h", "1h")


def test_validate_order():
    assert validate_combo("8h", "4h", "1h") is None
    assert validate_combo("1h", "4h", "8h") is not None
    assert validate_combo("8h", "8h", "1h") is not None


def test_list_includes_dwm():
    ids = {c["id"] for c in list_combos()}
    assert "h8_4_1" in ids
    assert "d_w_m" in ids