static Expression getResultUpdaterExpression(final RegressionModel.NormalizationMethod normalizationMethod) {
        if (UNSUPPORTED_NORMALIZATION_METHODS.contains(normalizationMethod)) {
            return new NullLiteralExpr();
        } else {
            return getResultUpdaterSupportedExpression(normalizationMethod);
        }
    }
@Test
    void getResultUpdaterExpressionWithSupportedMethods() {
        SUPPORTED_NORMALIZATION_METHODS.forEach(normalizationMethod -> {
            Expression retrieved =
                    KiePMMLRegressionTableFactory.getResultUpdaterExpression(normalizationMethod);
            try {
                String text = getFileContent(TEST_03_SOURCE);
                Expression expected = JavaParserUtils.parseExpression(String.format(text,
                        normalizationMethod.name()));
                assertThat(JavaParserUtils.equalsNode(expected, retrieved)).isTrue();
            } catch (IOException e) {
                fail(e.getMessage());
            }
        });
    }