public bool IdGeneration_DifferentGenerators_ExpectedResult(int length)
        {
            IidGenerator gen;

            if (length < 20)
            {
                gen = new IdGeneratorIBAN();
            }
            else
            {
                gen = new IdGeneratorBIC();
            }

            return(length == gen.Generate().Length);
        }
        public bool StorageService_AccountsCreation_ExpectedResult(int length)
        {
            AccountOwner   owner = new AccountOwner("Kirill", "Fidz");
            IidGenerator   gen;
            IPointsCounter counter = new PointsCounter();

            if (length == 18)
            {
                gen = new IdGeneratorIBAN();
                return(length == service.CreateNewAccount(AccountTypes.Basic, owner, gen, counter).Length);
            }
            else if (length == 32)
            {
                gen = new IdGeneratorBIC();
                return(length == service.CreateNewAccount(AccountTypes.Basic, owner, gen, counter).Length);
            }
            else
            {
                throw new ArgumentException();
            }
        }