CacheLibrary.UnitTests.CacheUnitTests.TypesOfStorage_CorrectGettingElementsFromCacheAndDataBase C# (CSharp) Метод

        public void TypesOfStorage_CorrectGettingElementsFromCacheAndDataBase()
        {
            var dataBase = GenerateDataBaseOfRandomStringElements(3);
            var cache = new Cache<string>(2, dataBase);
            var listOfId = dataBase.GetListOfId();
            var elements = new List<Element<string>>();

            foreach (var identifier in listOfId)
                elements.Add(cache.GetElementById(identifier));

            var expectedTypeStorageOfFirstElement = TypesOfStorage.DataBase;
            var expectedTypeStorageOfSecondElement = TypesOfStorage.DataBase;
            var expectedTypeStorageOfThirdElement = TypesOfStorage.DataBase;

            var actualTypeStorageOfFirstElement = elements[0].TypeOfStorage;
            var actualTypeStorageOfSecondElement = elements[1].TypeOfStorage;
            var actualTypeStorageOfThirdElement = elements[2].TypeOfStorage;

            Assert.AreEqual(expectedTypeStorageOfFirstElement, actualTypeStorageOfFirstElement, "First Element From Data Base");
            Assert.AreEqual(expectedTypeStorageOfSecondElement, actualTypeStorageOfSecondElement, "Second Element From Data Base");
            Assert.AreEqual(expectedTypeStorageOfThirdElement, actualTypeStorageOfThirdElement, "Third Element From Data Base");

            RepeatedRequestToLastTwoElements(cache, listOfId);

            expectedTypeStorageOfFirstElement = TypesOfStorage.DataBase;
            expectedTypeStorageOfSecondElement = TypesOfStorage.Cache;
            expectedTypeStorageOfThirdElement = TypesOfStorage.Cache;

            actualTypeStorageOfFirstElement = elements[0].TypeOfStorage;
            actualTypeStorageOfSecondElement = elements[1].TypeOfStorage;
            actualTypeStorageOfThirdElement = elements[2].TypeOfStorage;

            Assert.AreEqual(expectedTypeStorageOfFirstElement, actualTypeStorageOfFirstElement, "First Element From Data Base");
            Assert.AreEqual(expectedTypeStorageOfSecondElement, actualTypeStorageOfSecondElement, "Second Element From Cache");
            Assert.AreEqual(expectedTypeStorageOfThirdElement, actualTypeStorageOfThirdElement, "Third Element From Cache");
        }