public void GetPresentationReturnsPresentationIfIdExists()
 {
     var target = new DatabaseContext();
     var presentation = TestPresentation();
     var db = new PresentationsEntities();
     db.Presentations.Add(presentation);
     db.SaveChanges();
     var outputPresentation = target.GetPresentation(presentation.PresentationId);
     Assert.AreEqual(outputPresentation.PresentationId, presentation.PresentationId);
 }
 public void GetPresentationThrowsExceptionIfIdDoesNotExist()
 {
     var target = new DatabaseContext();
     target.GetPresentation(99);
 }