public void PopulatePosts_PopulatesPosts()
{
// Arrange
var feed1 = new Feed("Feed 1", "", "theh", "", "");
var feed2 = new Feed("Feed 2", "", "456789", "", "");
var feed3 = new Feed("Feed 3", "", "test", "", "");
var feeds = new List <Feed> {
feed1, feed2, feed3
};
var posts1 = GetItems(0);
var posts2 = GetItems(1, 2);
var posts3 = GetItems();
var mockSyndicationFeedService = new Mock <ISyndicationFeedService>();
mockSyndicationFeedService.Setup(s => s.GetItemsAsync(feed1.FeedUrl)).ReturnsAsync(posts1);
mockSyndicationFeedService.Setup(s => s.GetItemsAsync(feed2.FeedUrl)).ReturnsAsync(posts2);
mockSyndicationFeedService.Setup(s => s.GetItemsAsync(feed3.FeedUrl)).ReturnsAsync(posts3);
var sut = new RssService(mockSyndicationFeedService.Object);
// Act
sut.PopulatePosts(feeds).GetAwaiter();
// Assert
feed1.Posts.Count.Should().Be(posts1.Count);
var post = feed1.Posts.Single();
post.Title.Should().Be(posts1[0].Title.Text);
post.Posted.Should().Be(_dates[0].DateTime);
post.Url.Should().Be(_urls[0]);
post.Feed.Should().Be(feed1);
feed2.Posts.Count.Should().Be(posts2.Count);
var post1 = feed2.Posts.First();
post1.Title.Should().Be(posts2[0].Title.Text);
post1.Posted.Should().Be(_dates[1].DateTime);
post1.Url.Should().Be(_urls[1]);
post1.Feed.Should().Be(feed2);
var post2 = feed2.Posts.Last();
post2.Title.Should().Be(posts2[1].Title.Text);
post2.Posted.Should().Be(_dates[2].DateTime);
post2.Url.Should().Be(_urls[2]);
post2.Feed.Should().Be(feed2);
feed3.Posts.Count.Should().Be(0);
}
