public void SelectByIdTest_InCorrectId_ReturnNull()
        {
            Cargo factResult;
            int   id = 99;

            factResult = CargosDB.SelectById(id);
            Assert.AreEqual(null, factResult);
        }
        public void SelectByIdTest_CorrectId_ReturnCargo()
        {
            Cargo expectResult = new Cargo
            {
                Name             = "Чипсы",
                Cost             = 1900,
                Weight           = 4,
                Volume           = 86,
                UploadDate       = DateTime.Parse("20.12.2019"),
                TrailerType      = "Крытый",
                Status           = "Не доставлен",
                DownloadLocation = "Брест",
                PlaceOfDischarge = "Витебск",
                Distance         = 630
            };
            Cargo factResult;
            int   id = 12;

            factResult = CargosDB.SelectById(id);
            Assert.ReferenceEquals(expectResult, factResult);
        }