assertFalse(queryFieldConfig.isSortField("anyfield"));
        assertFalse(queryFieldConfig.isSortField(""));
        assertFalse(queryFieldConfig.isSortField(null));
    }

    public void test_isFacetField_withEmptyArray() {
        queryFieldConfig.setFacetFields(new String[] {});

        assertFalse(queryFieldConfig.isFacetField("anyfield"));
        assertFalse(queryFieldConfig.isFacetField(""));

        result = ParameterUtil.createConfigParameterMap(configParameters);
        assertEquals(1, result.get(ConfigName.CONFIG).size());
        assertEquals(1, result.get(ConfigName.CLIENT).size());
        assertEquals(1, result.get(ConfigName.XPATH).size());
        assertEquals(1, result.get(ConfigName.META).size());

	}

	type EmbeddedPtrStruct struct {
		EmbeddedPtrIntField   int
		*NestedEmbeddedStruct `gorm:"embedded"`
	}

	type Result struct {
		BoolField          bool
		IntField           int
		Int8Field          int8
		Int16Field         int16
		Int32Field         int32
		Int64Field         int64
		UIntField          uint
		UInt8Field         uint8
		UInt16Field        uint16

 * suggestRequest.setIndex("my_index");
 * suggestRequest.setQuery("example query");
 * suggestRequest.setSize(5);
 * suggestRequest.addTag("tag1");
 * suggestRequest.addRole("role1");
 * suggestRequest.addField("field1");
 * suggestRequest.addKind("kind1");
 * suggestRequest.addLang("en");
 * suggestRequest.setSuggestDetail(true);
 * suggestRequest.setReadingConverter(new MyReadingConverter());

          continue
        }

        val value = value(i)
        if (result == null) {
          result = TreeSet(String.CASE_INSENSITIVE_ORDER)
        }
        for (varyField in value.split(',')) {
          result.add(varyField.trim())
        }
      }
      return result ?: emptySet()
    }

    /**
     * Returns the subset of the headers in this's request that impact the content of this's body.