public void GetTopRatedRestaurantsTest()
        {
            var restaurants = _restaurantRepo.GetTopRatedRestaurants(3);

            Assert.AreEqual(restaurants.Count(), 3);
            Assert.AreEqual(_restaurantRepo.GetAverageRating(restaurants.First()) >
                            _restaurantRepo.GetAverageRating(restaurants.Last()), true);
            Assert.AreNotEqual(restaurants.Count(), 4);
            Assert.AreNotEqual(restaurants.Count(), 2);
        }