public void Test_GenerateFilterFuncs()
        {
            var queryParams = new RentalQueryParamsModel();

            queryParams.HasBedType = "King";
            queryParams.HasAmenity = "Coffee";

            var funcs = RentalRepository.GenerateFilterFuncs(queryParams);

            // 3 filters are always added, +2 more based on params.
            Assert.Equal(5, funcs.Count);
        }