public void Can_get_existing_transaction_by_key()
        {
            ITransactionRepository repository = new TransactionRepository();
            var fromDb = repository.GetByKey(_transaction1.BusinessKey);

            Assert.IsNotNull(fromDb);
            Assert.AreNotSame(_transaction1, fromDb);
            Assert.AreEqual(_transaction1.Date, fromDb.Date);
            Assert.AreEqual(_transaction1.BusinessKey, fromDb.BusinessKey);
            Assert.AreEqual(_transaction1.Description, fromDb.Description);
            Assert.AreEqual(_transaction1.IsVerified, fromDb.IsVerified);
        }