public void VirtualCardShouldReturnFalseAfterWrongPin()
{
double initialBalance = 10;
string pin = "1234";
IVirtualCashCard card = VirtualCashCard.createCard("Card1", pin, initialBalance);
(var result, var balance) = card.Withdraw("8888", 10);
Assert.IsFalse(result);
}
public void VirtualCardShouldChangeBalanceAfterWithDraw()
{
double initialBalance = 10;
double expectedBalance = 0;
string pin = "1234";
IVirtualCashCard card = VirtualCashCard.createCard("Card1", pin, initialBalance);
(var result, var balance) = card.Withdraw(pin, 10);
Assert.IsTrue(result);
Assert.AreEqual(expectedBalance, balance);
}