public void SQLConnector_CanRemoveATweetFromDatabase() { System.Collections.Generic.List <long> idList = new System.Collections.Generic.List <long>(); idList.Add(99999999); sc.RemoveTweetsFromDatabase(idList); System.Collections.Generic.List <Tweet> twl = sc.GetTweetsFromDatabase(0); var tweetQuery = twl .Where(tw => tw.TweetID == 99999999).Select(tw => tw).FirstOrDefault(); Assert.IsTrue(tweetQuery == null); }