public static void AddSorting_Should_Not_Add_When_Param_Is_Null()
        {
            // arrange
            var           descriptor = new SearchDescriptor <object>();
            SearchOptions options    = null;

            // act
            descriptor.AddSorting(options);

            // assert
            var resultAsString = SerializeUtil.Serialize(descriptor);

            Assert.Equal("{}", resultAsString);
        }
        public static void AddSorting_Should_Add_Desc_Sorting_When_Param_Is_NotNull_And_ScrollOptions()
        {
            // arrange
            var           descriptor = new SearchDescriptor <object>();
            ScrollOptions options    = new ScrollOptions {
                SortField = "createDate", SortMode = Models.SortMode.DESC
            };

            // act
            descriptor.AddSorting(options);

            // assert
            var resultAsString = SerializeUtil.Serialize(descriptor);

            Assert.Equal("{\"sort\":[{\"createDate\":{\"order\":\"desc\"}}]}", resultAsString);
        }