public void NullSumCashoutTest()
{
var atm = new CashoutService();
var money = atm.Cashout(null);
Assert.Empty(money.Banknotes);
}
public void ImproperNotesCashoutTest()
{
var atm = new CashoutService();
void act() => atm.Cashout(125);
Assert.Throws <NoteUnavailableException>(act);
}
public void NegativeSumCashoutTest()
{
var atm = new CashoutService();
void act() => atm.Cashout(-130);
Assert.Throws <InvalidArgumentException>(act);
}
public void ProperNotesCashoutTest(int moneyToCashout, int[] notesExpected)
{
var atm = new CashoutService();
var money = atm.Cashout(moneyToCashout);
var notes = money.Banknotes.Select(x => x.Value).ToArray();
var sum = money.Banknotes.Sum(x => x.Value);
Assert.Equal(notesExpected, notes);
Assert.Equal(moneyToCashout, sum);
}