public void testErzeuge_giro_konto() throws BankException, RemoteException {
String accountNumber = "789";
bank.erzeuge_giro_konto(accountNumber, 1000);
Konto konto = bank.finde(accountNumber);
assertNotNull(konto);
assertEquals(accountNumber, konto.konto_nummer());
}
public void testErzeuge_spar_konto() throws BankException, RemoteException {
float interest = 3.3f;
String accountNumber = "123";