public void RetrieveItemsForNewFeedStores10Items()
{
_repository.GetLatestPublicationDate(_feedUri).Returns((DateTime?)null);
var feedItems = CreateCollection(10);
_feedReader.GetMostRecentItems(_feedUri, 10).Returns(feedItems);
_downloader.RetrieveItems(_feedUri);
_articleReader.Received(10).GetContent(Arg.Any <Uri>());
_repository.Received(10).Save(Arg.Any <ISyndicationItem>(), Arg.Any <string>(), _feedUri);
}
public async Task RetrieveItems(Uri feedUri)
{
var latestDate = _itemRepository.GetLatestPublicationDate(feedUri);
var newItems = latestDate.HasValue ?
await _feedReader.GetItemsSince(feedUri, latestDate.Value) :
await _feedReader.GetMostRecentItems(feedUri, 10);
foreach (var item in newItems)
{
// I don't know much about RSS, for simplicity I'm assuming there will always
// be a link in the feed item and the first link will give me the actual article
var articleUri = item.Links.First().Uri;
var content = await _articleReader.GetContent(articleUri);
_itemRepository.Save(item, content, feedUri);
}
}
public void GetLatestPublicationDateForNewFeedReturnsNull()
{
var uri = new Uri("http://new.feed/");
Assert.Null(_repository.GetLatestPublicationDate(uri));
}