public async Task YouTubeService_GetVideoById()
{
var id = "ci1PJexnfNE";
YouTubeService service = CreateService();
var request = service.Videos.List("id,snippet,statistics,contentDetails");
request.Id = id;
var result = await request.ExecuteAsync();
var item = Assert.Single(result.Items);
Assert.Equal(id, item.Id);
Assert.StartsWith("Why is C such an influential language?", item.Snippet.Description);
Assert.Equal("UC9-y-6csu5WGm29I7JiwpnA", item.Snippet.ChannelId);
Assert.NotNull(item.Statistics);
Assert.NotNull(item.ContentDetails);
// Assert.Empty(item.Snippet.Tags);
var video = YouTubeVideo.From(item);
Assert.Equal(2, video.MentionedVideos.Count());
Assert.Equal("9T8A89jgeTI", video.MentionedVideos.First());
Assert.Equal("rh7kpkwXnwA", video.MentionedVideos.Skip(1).Single());
Assert.Equal(TimeSpan.Parse("00:10:50"), video.Length);
}