def mutate_and_get_payload(cls, input, info):
user = info.request_context.user
if not user.is_authenticated():
raise Exception("You need to be logged in to unsubscribe from podcasts.")
podcast = get_podcast_by_url(input["podcast_url"])
result = unsubscribe_user_from_podcast(user, podcast)
return Unsubscribe(user=user, podcast=podcast, success=result)
def test_get_podcast_by_url_retrieves_model(monkeypatch):
"""Test that get_podcast_by_url returns the podcast model from the database if it exists."""
podcast_model = get_valid_podcast_model()
objects_get_mock = Mock(return_value=podcast_model)
monkeypatch.setattr(models.Podcast.objects, "get", objects_get_mock)
result = services.get_podcast_by_url(FEED_URL)
assert result == podcast_model
models.Podcast.objects.get.assert_called_with(url=FEED_URL)
def test_get_podcast_by_url_fetches_podcast_if_not_in_db(monkeypatch):
"""Test that get_podcast_by_url fetches the podcast if it isn't in the database"""
# We want to force the podcast to be fetched, so Podcast.objects.get needs to raise an error.
objects_get_mock = Mock(side_effect=models.models.ObjectDoesNotExist())
# Set up the mock value for the fetcher to return.
podcast_model = get_valid_podcast_model()
parsed_podcast_mock = Mock(spec=parsed_podcasts.ParsedPodcast())
parsed_podcast_mock.save_to_db.return_value = podcast_model
fetch_mock = Mock(return_value=parsed_podcast_mock)
monkeypatch.setattr(models.Podcast.objects, "get", objects_get_mock)
monkeypatch.setattr(fetcher, "fetch", fetch_mock)
result = services.get_podcast_by_url(FEED_URL)
# Assert that it checks the db first,
models.Podcast.objects.get.assert_called_with(url=FEED_URL)
# Assert that it calls the fetcher.
fetcher.fetch.asert_called_with(FEED_URL)
# Assert that it calls the save_to_db of the parsed podcast.
parsed_podcast_mock.save_to_db.assert_called_with()
# Assert that it returns the model, as returned from save_to_db.
assert result == podcast_model
def resolve_podcast_by_url(self, args, info):
return PodcastNode(get_podcast_by_url(args.get("url")))