public void Init()
        {
            this._model = new TransactionServiceModel
            {
                Amount = 50,
                Date = DateTime.Now,
                WalletId = Guid.NewGuid(),
                CurrencyId = Guid.NewGuid(),
                CategoryId = Guid.NewGuid(),
                IsRepeatable = false
            };

            this._repeatableModel = new TransactionServiceModel
            {
                Amount = 50,
                Date = DateTime.Now,
                WalletId = Guid.NewGuid(),
                CurrencyId = Guid.NewGuid(),
                CategoryId = Guid.NewGuid(),
                IsRepeatable = true,
                NextRepeat = 2,
                FrequencyType = FrequencyType.Week,
                LastOccurrence = DateTime.Now.AddDays(30)
            };
        }
 public void ValidateTransaction_Null(TransactionServiceModel serviceModel)
 {
     this._transactionService.Validate(serviceModel);
 }