AdminSearchlistAction.validateFields(doc, errorMessages::add);

        assertTrue(errorMessages.size() >= 3);
    }

    @Test
    public void test_validateFields_emptyStringRequiredFields() {
        final Map<String, Object> doc = new HashMap<>();
        doc.put("url", "");
        doc.put("title", "");
        doc.put("role", "");
        doc.put("boost", "");