### Question:
AustriaPaymentValidatorHolder implements CountryValidatorHolder { @Override public PaymentBusinessValidator getPaymentBusinessValidator() { return defaultPaymentBusinessValidator; }  @Override String getCountryIdentifier(); @Override PaymentBodyFieldsValidator getPaymentBodyFieldsValidator(); @Override PaymentBusinessValidator getPaymentBusinessValidator(); @Override boolean isCustom();  }### Answer:
@Test void getPaymentBusinessValidator() { assertTrue(holder.getPaymentBusinessValidator() instanceof DefaultPaymentBusinessValidatorImpl); }