public void GetMealByMealNumber()
{
Meal hotSoup = new Meal(6, "soup", "hot", "broth", 4.99);
_repo.AddMenuItem(hotSoup);
List <Meal> menu = _repo.GetMenu();
Meal hotSoupPull = _repo.GetMealByMealNumber(6);
Assert.AreEqual(hotSoupPull, hotSoup);
}