"""Compatibility tests for the production calendar contract."""

from datetime import date

from app.labor_calendar_logic import format_day_context
from app.merakomis_schema import DAY_TYPE_NO_WORK


def test_calendar_contract_for_normal_weekday():
    value = format_day_context(None, date(2026, 9, 14))

    assert value["normal_hours"] == 8.0
    assert value["is_non_working"] is False
    assert value["source_explanation"] == "Рабочий день"


def test_calendar_contract_for_shortened_day_uses_source_text():
    value = format_day_context(
        {"hours": 7, "text": "Предпраздничный день", "type": 0},
        date(2026, 12, 31),
    )

    assert value["normal_hours"] == 7.0
    assert value["is_non_working"] is False
    assert value["source_explanation"] == "Предпраздничный день"


def test_calendar_contract_for_official_non_working_day_has_zero_norm():
    value = format_day_context(
        {"hours": 8, "text": "Праздник", "type": DAY_TYPE_NO_WORK},
        date(2026, 11, 4),
    )

    assert value["normal_hours"] == 0.0
    assert value["is_non_working"] is True
    assert value["source_explanation"] == "Праздник"