@Test(expected = KiePMMLException.class)
public void getDerivedFieldsMethodMapUnsupportedExpression() {

    List<DerivedField> derivedFields =
            unsupportedExpressionSupplier.stream().map(derivedFieldCreator).collect(Collectors.toList());
    AtomicInteger arityCounter = new AtomicInteger();
    DerivedFieldFunctionUtils.getDerivedFieldsMethodMap(derivedFields, arityCounter);
}