public void Should_count_route_permutations()
        {
            var _inputReader  = new InputReaders();
            var path          = @"C:\Users\emollett\Documents\sites\AdventOfCode2020\AdventOfCode2020\Inputs\10_AdapterArray_Test.txt";
            var adapters      = _inputReader.readLongNumbers(path);
            var _adapterArray = new AdapterArray(adapters);

            Assert.Equal(19208, _adapterArray.countRoutes());
        }
        public void Should_count_route_permutations_small_example()
        {
            var adapters = new List <long> {
                16, 10, 15, 5, 1, 11, 7, 19, 6, 12, 4
            };
            var _adapterArray = new AdapterArray(adapters);

            Assert.Equal(8, _adapterArray.countRoutes());
        }