USDADataImport.USDAImport.NutDataListToNutritionFacts C# (CSharp) Метод

        public NutritionFacts NutDataListToNutritionFacts(List<NUT_DATA> nutList)
        {
            log.InfoFormat("[NutDataListToNutritionFacts] nutList.Count={0}", nutList.Count);

            NutritionFacts returnValue = new NutritionFacts();
            try
            {
                foreach (var nut in nutList)
                {
                    NutritionData tempNutritionData = NutDataToNutritionData(nut);

                    returnValue.FullNutrisionList.Add(tempNutritionData);
                    if (nut.Nutr_Val.HasValue)
                    {
                        switch (tempNutritionData.Nutr_No)
                        {
                            case 203:
                                returnValue.Protein = nut.Nutr_Val.Value;
                                break;
                            case 204:
                                returnValue.TotalFat = nut.Nutr_Val.Value;
                                break;
                            case 205:
                                returnValue.TotalCarbohydrate = nut.Nutr_Val.Value;
                                break;
                            case 269:
                                returnValue.Sugars = nut.Nutr_Val.Value;
                                break;
                            case 307:
                                returnValue.Sodium = nut.Nutr_Val.Value;
                                break;
                            case 601:
                                returnValue.Cholesterol = nut.Nutr_Val.Value;
                                break;
                            case 606:
                                returnValue.SaturatedFat = nut.Nutr_Val.Value;
                                break;
                            default:
                                break;
                        }//switch
                    }
                }
            }
            catch (Exception e)
            {
                log.ErrorFormat("[NutDataListToNutritionFacts] Exception={0}", e);
            }
            return returnValue;
        }

        public void NutDataListToNutritionFactsTest_ShouldReseiveListOfNut_DATA_AndConvertToNutritionFactsObject()
        {
            //arrange
            NUT_DATA NutData1 = new NUT_DATA
            {
                NDB_No = "1",
                Nutr_No = "203",
                Nutr_Val = 101,
                Num_Data_Pts = 1,
                Std_Error = 1,
                Src_Cd = "Src_Cd",
                Deriv_Cd = "Deriv_Cd",
                Ref_NDB_No = "Ref_NDB_No",
                Add_Nutr_Mark = "Add_Nutr_Mark",
                Num_Studies = 1,
                Min = 101,
                Max = 201,
                DF = 1,
                Low_EB = 1,
                Up_EB = 1,
                Stat_Cmt = "Stat_Cmt",
                AddMod_Date = "12/2013",
            };
            NUT_DATA NutData2 = new NUT_DATA
            {
                NDB_No = "1",
                Nutr_No = "205",
                Nutr_Val = 102,
                Num_Data_Pts = 2,
                Std_Error = 2,
                Src_Cd = "Src_Cd",
                Deriv_Cd = "Deriv_Cd",
                Ref_NDB_No = "Ref_NDB_No",
                Add_Nutr_Mark = "Add_Nutr_Mark",
                Num_Studies = 2,
                Min = 102,
                Max = 202,
                DF = 2,
                Low_EB = 2,
                Up_EB = 2,
                Stat_Cmt = "Stat_Cmt",
                AddMod_Date = "12/2013",
            };
            NUT_DATA NutData3 = new NUT_DATA
            {
                NDB_No = "1",
                Nutr_No = "210",
                Nutr_Val = 103,
                Num_Data_Pts = 3,
                Std_Error = 3,
                Src_Cd = "Src_Cd",
                Deriv_Cd = "Deriv_Cd",
                Ref_NDB_No = "Ref_NDB_No",
                Add_Nutr_Mark = "Add_Nutr_Mark",
                Num_Studies = 3,
                Min = 103,
                Max = 203,
                DF = 3,
                Low_EB = 3,
                Up_EB = 3,
                Stat_Cmt = "Stat_Cmt",
                AddMod_Date = "12/2013",
            };
            List<NUT_DATA> nutList = new List<NUT_DATA>() { NutData1, NutData2, NutData3 };

            //act
            USDAImport usdaImport = new USDAImport();
            NutritionFacts nutFacts =  usdaImport.NutDataListToNutritionFacts(nutList);

            //assert
            Assert.IsNotNull(nutFacts);
            Assert.AreEqual(nutFacts.FullNutrisionList.Count, 3);

            Assert.AreEqual(nutFacts.Protein, 101);
            Assert.AreEqual(nutFacts.TotalCarbohydrate, 102);
            Assert.IsNotNull(nutFacts.FullNutrisionList.Exists(c => c.Nutr_No == 210));
        }