"""Unit tests for the schedule due-check (pure, no DB)."""
from datetime import datetime, timedelta, timezone
from types import SimpleNamespace

from steward.ansible.scheduler import is_due

NOW = datetime(2026, 6, 16, 12, 0, 0, tzinfo=timezone.utc)


def _sched(enabled=True, last=None, interval=3600):
    return SimpleNamespace(enabled=enabled, last_run_at=last, interval_seconds=interval)


def test_never_run_is_due():
    assert is_due(_sched(last=None), NOW) is True


def test_disabled_is_never_due():
    assert is_due(_sched(enabled=False, last=None), NOW) is False


def test_due_when_interval_elapsed():
    assert is_due(_sched(last=NOW - timedelta(seconds=3600), interval=3600), NOW) is True
    assert is_due(_sched(last=NOW - timedelta(seconds=3700), interval=3600), NOW) is True


def test_not_due_before_interval():
    assert is_due(_sched(last=NOW - timedelta(seconds=1800), interval=3600), NOW) is False