public void CanMakeBreakfast() { var eggs = Enumerable.Range(0, 6).Select(n => new Egg()).ToList(); var spam = Enumerable.Range(0, 12).Select(n => new Spam()).ToList(); var totalItems = eggs.Count + spam.Count; var breakfast = new Breakfast(); breakfast.Make(spam, eggs); Assert.IsNotNull(breakfast); Assert.AreEqual(totalItems, breakfast.Items.Count); }