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mobile.de/tests/test_mobilede_enrichment.py
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Python

from __future__ import annotations
from datetime import datetime, timedelta, timezone
from types import SimpleNamespace
import unittest
from unittest.mock import MagicMock, patch
from mobilede_scraper.core.runtime_config import RuntimeMobileDeEnrichmentConfig
from mobilede_scraper.worker import tasks
from mobilede_scraper.worker.celery_app import MOBILEDE_ENRICH_IMAGES_TASK, beat_schedule, celery_app
from mobilede_scraper.worker.constants import MOBILEDE_IMAGES_QUEUE
class TestMobileDeEnrichment(unittest.TestCase):
def test_runtime_config_defaults_and_overrides(self) -> None:
defaults = RuntimeMobileDeEnrichmentConfig.from_dict(None)
self.assertTrue(defaults.enabled)
self.assertEqual(defaults.batch_size, 10)
self.assertEqual(defaults.max_existing_images, 1)
self.assertEqual(defaults.staleness_hours, 168)
configured = RuntimeMobileDeEnrichmentConfig.from_dict({
"enabled": False,
"batch_size": 5,
"max_existing_images": 2,
"staleness_hours": 24,
"delay_seconds": 0.25,
})
self.assertFalse(configured.enabled)
self.assertEqual(configured.batch_size, 5)
self.assertEqual(configured.max_existing_images, 2)
self.assertEqual(configured.staleness_hours, 24)
self.assertEqual(configured.delay_seconds, 0.25)
def test_celery_routes_and_schedules_enrichment_on_images_queue(self) -> None:
routes = celery_app.conf.task_routes
self.assertEqual(routes[MOBILEDE_ENRICH_IMAGES_TASK]["queue"], MOBILEDE_IMAGES_QUEUE)
schedule = beat_schedule["periodic-mobilede-enrich-images"]
self.assertEqual(schedule["task"], MOBILEDE_ENRICH_IMAGES_TASK)
self.assertEqual(schedule["options"]["queue"], MOBILEDE_IMAGES_QUEUE)
self.assertGreater(schedule["options"]["expires"], 0)
def test_task_uses_runtime_staleness_and_continues_after_failure(self) -> None:
enrichment = SimpleNamespace(
enabled=True,
batch_size=1,
max_existing_images=1,
staleness_hours=48,
delay_seconds=0.0,
)
runtime_config = SimpleNamespace(mobilede=SimpleNamespace(enrichment=enrichment))
redis_client = MagicMock()
redis_client.set.return_value = True
redis_client.eval.return_value = 1
persistence = MagicMock()
persistence.get_active_cars_batch_for_image_enrich.return_value = [
(1, "mobile.de:111", "https://suchen.mobile.de/fahrzeuge/details.html?id=111", 0),
(2, "mobile.de:222", "https://suchen.mobile.de/fahrzeuge/details.html?id=222", 1),
]
scraper = MagicMock()
scraper.sync_detail.side_effect = [{"upsert": {"action": "updated"}}, RuntimeError("blocked")]
before = datetime.now(timezone.utc) - timedelta(hours=48, seconds=2)
with (
patch.object(tasks, "Settings", return_value=SimpleNamespace(runtime_config_file="runtime_config.json")),
patch.object(tasks.RuntimeConfig, "from_file", return_value=runtime_config),
patch.object(tasks, "_get_redis", return_value=redis_client),
patch.object(tasks, "_get_persistence", return_value=persistence),
patch.object(tasks, "MobileDeScraper", return_value=scraper),
):
result = tasks.mobilede_enrich_images_batch_task.run()
after = datetime.now(timezone.utc) - timedelta(hours=48) + timedelta(seconds=2)
self.assertEqual(result["status"], "success")
self.assertEqual(result["candidates"], 2)
self.assertEqual(result["enriched"], 1)
self.assertEqual(result["failed"], 1)
selector_kwargs = persistence.get_active_cars_batch_for_image_enrich.call_args.kwargs
self.assertNotIn("limit", selector_kwargs)
self.assertEqual(selector_kwargs["max_existing_images"], 1)
self.assertGreaterEqual(selector_kwargs["stale_before"], before)
self.assertLessEqual(selector_kwargs["stale_before"], after)
self.assertEqual(scraper.sync_detail.call_count, 2)
self.assertGreaterEqual(redis_client.eval.call_count, 3)
def test_task_stops_when_enrichment_lock_ownership_is_lost(self) -> None:
enrichment = SimpleNamespace(
enabled=True,
batch_size=1,
max_existing_images=1,
staleness_hours=48,
delay_seconds=0.0,
)
runtime_config = SimpleNamespace(mobilede=SimpleNamespace(enrichment=enrichment))
redis_client = MagicMock()
redis_client.set.return_value = True
redis_client.eval.side_effect = [0, 0]
persistence = MagicMock()
persistence.get_active_cars_batch_for_image_enrich.return_value = [
(1, "mobile.de:111", "https://suchen.mobile.de/fahrzeuge/details.html?id=111", 0),
]
scraper = MagicMock()
with (
patch.object(tasks, "Settings", return_value=SimpleNamespace(runtime_config_file="runtime_config.json")),
patch.object(tasks.RuntimeConfig, "from_file", return_value=runtime_config),
patch.object(tasks, "_get_redis", return_value=redis_client),
patch.object(tasks, "_get_persistence", return_value=persistence),
patch.object(tasks, "MobileDeScraper", return_value=scraper),
):
result = tasks.mobilede_enrich_images_batch_task.run()
self.assertEqual(result["status"], "lock_lost")
self.assertEqual(result["enriched"], 0)
scraper.sync_detail.assert_not_called()
def test_task_skips_when_enrichment_lock_is_held(self) -> None:
enrichment = SimpleNamespace(
enabled=True,
batch_size=1,
max_existing_images=1,
staleness_hours=48,
delay_seconds=0.0,
)
runtime_config = SimpleNamespace(mobilede=SimpleNamespace(enrichment=enrichment))
redis_client = MagicMock()
redis_client.set.return_value = False
with (
patch.object(tasks, "Settings", return_value=SimpleNamespace(runtime_config_file="runtime_config.json")),
patch.object(tasks.RuntimeConfig, "from_file", return_value=runtime_config),
patch.object(tasks, "_get_redis", return_value=redis_client),
patch.object(tasks, "_get_persistence") as get_persistence,
):
result = tasks.mobilede_enrich_images_batch_task.run()
self.assertEqual(result["status"], "locked")
get_persistence.assert_not_called()
if __name__ == "__main__":
unittest.main()