"""Юнит-тесты чистых хелперов сервиса заказов. Без БД и без сети."""

from __future__ import annotations

from datetime import datetime

from app.services.orders import _parse_crm_datetime, _to_kopecks


class TestToKopecks:
    def test_converts_decimal_string_to_kopecks(self) -> None:
        assert _to_kopecks("599.00") == 59900

    def test_handles_fractional_kopecks(self) -> None:
        assert _to_kopecks("12.34") == 1234

    def test_handles_integer_without_fraction(self) -> None:
        assert _to_kopecks("100") == 10000

    def test_handles_zero(self) -> None:
        assert _to_kopecks("0.00") == 0


class TestParseCrmDatetime:
    def test_parses_crm_format(self) -> None:
        assert _parse_crm_datetime("2026-09-20 10:00:00") == datetime(2026, 9, 20, 10, 0, 0)