public void Computes_Result_For_Two_Reviews()
 {
     int[] ratings={4,8};
     var data = BuildRestaurantAndReviews(ratings);
        var rater = new RestaurantRater(data);
        var result = rater.ComputeResult(new SimpleRatingAlgorithm(), 10);
     Assert.AreEqual(6, result.Rating);
 }
        public void Weighted_Averaging_For_Two_Reviews()
        {
            var data = BuildRestaurantAndReviews(3, 9);
            var rater = new RestaurantRater(data);

            var result = rater.ComputeResult(new WeightedRatingAlgorithm(), 10);

            Assert.AreEqual(5, result.Rating);
        }
        public void Rating_Includes_Only_First_N_Reviews()
        {
            var data = BuildRestaurantAndReviews(1, 1, 1, 10, 10, 10);

            var rater = new RestaurantRater(data);
            var result = rater.ComputeResult(new SimpleRatingAlgorithm(), 3);

            Assert.AreEqual(1, result.Rating);
        }