//Checks to see if head is set to most recent node after adding two expenses
public void getLastTransactionTest()
{
//Arrange
TransactionHistory newTransaction = new TransactionHistory();
Transaction expenseDetails = new Transaction();
expenseDetails.setPrice(20);
newTransaction.AddTransaction(expenseDetails);
double expected = 20;
//Actual
double actual = newTransaction.getLastTransaction().getPrice();
//Assert
Assert.AreEqual(expected, actual, 0, "Positive - Expected matches actual");
}
