public void CanReadDataFromFile()
{
FileAccountRepository repo = new FileAccountRepository();
List <Account> account = repo.GetData();
Assert.AreEqual(3, account.Count());
Account check = account[2];
Assert.AreEqual("33333", check.AccountNumber);
Assert.AreEqual("Premium Customer", check.Name);
Assert.AreEqual(1000, check.Balance);
Assert.AreEqual(AccountType.Premium, AccountType.Premium);
}