public string DisplayDigits(int n)
        {
            _test.Method(
                "DisplayDigits",
                BindingFlags.Public | BindingFlags.Instance,
                new Param <int>("n")
                );

            string output = ConsoleAssert.Run(() => _object.DisplayDigits(n));

            return(output);
        }
        public string DisplayBox(int rows, int columns, char fills)
        {
            _test.Method(
                "DisplayBox",
                BindingFlags.Public | BindingFlags.Instance,
                new Param <int>("row"),
                new Param <int>("column"),
                new Param <char>("fillCharacter")
                );

            string output = ConsoleAssert.Run(() => _object.DisplayBox(rows, columns, fills));

            return(output);
        }