"""Smoke test that the FC-3c Celery task is registered and routed correctly.

Mirrors test_tasks_register.py — Celery's `include=[...]` is lazy, so
the task module must be imported explicitly to trigger registration.
"""

# Side-effect import: the @celery.task decorator on download_source fires
# at module import time and registers the task with the global instance.
import backend.app.tasks.download  # noqa: F401
from backend.app.celery_app import celery


def test_download_source_is_registered():
    assert "backend.app.tasks.download.download_source" in celery.tasks


def test_download_source_routes_to_download_queue():
    routes = celery.conf.task_routes
    assert "backend.app.tasks.download.*" in routes
    assert routes["backend.app.tasks.download.*"]["queue"] == "download"