public void GetTransactionsBetweenDatesTest()
        {
            IList <Transaction> transactions = new List <Transaction>();

            for (int i = 0; i < 1; i++)
            {
                transactions.Add(new Transaction()
                {
                    Portfolio       = new Portfolio(),
                    Stock           = new Stock(),
                    StockQuantity   = 100,
                    TotalValue      = 500,
                    TransactionDate = DateTimeOffset.Now.AddDays(-i)
                });
            }

            //Arrange
            var mockUnitOfWork = new Mock <IUnitOfWork>();

            mockUnitOfWork.Setup(un => un.TransactionRepository.Get(null, null, It.IsAny <string>())).Returns(transactions);

            ITransactionLogic transactionLogic = new TransactionLogic(mockUnitOfWork.Object);
            DateTimeOffset    now           = DateTimeOffset.Now;
            DateTimeOffset    thirtyDaysAgo = DateTimeOffset.Now.AddDays(-30);
            var response = transactionLogic.GetTransacions(thirtyDaysAgo, now);

            Assert.Equal(response, transactions.Where(t => t.TransactionDate > thirtyDaysAgo));
            mockUnitOfWork.Verify(un => un.TransactionRepository.Get(null, null, It.IsAny <string>()));

            Assert.Equal(response.Count(), transactions.Where(t => t.TransactionDate > thirtyDaysAgo && t.TransactionDate < now).Count());
        }