public async Task GetLastAddedShouldReturnLastItem()
        {
            //Arrange

            var ser = new StudentsServiceTest();

            //Act
            ser.Clear();
            await ser.Create(new Student()
            {
                Name    = "Test",
                Surname = "Testov",
                Dob     = DateTime.UtcNow.ToString("yyyy-MM-dd"),
            });

            await ser.Create(new Student()
            {
                Name    = "Vest",
                Surname = "Vestov",
                Dob     = DateTime.UtcNow.AddDays(12).ToString("yyyy-MM-dd"),
            });

            var item = ser.GetLastAddedStudent();

            //Assert

            Assert.AreEqual("Vest", item.Name);
            Assert.AreEqual("Vestov", item.Surname);
            Assert.AreEqual(DateTime.UtcNow.AddDays(12).ToString("yyyy-MM-dd"), item.Dob);
        }
        public async Task EditShouldReturnExpectedItem()
        {
            //Arrange

            var ser = new StudentsServiceTest();

            //Act
            ser.Clear();
            await ser.Create(new Student()
            {
                Name    = "Vest",
                Surname = "Vestov",
                Dob     = DateTime.UtcNow.ToString("yyyy-MM-dd"),
            });

            var item = ser.GetLastAddedStudent();

            var edititem = await ser.Edit(new Student()
            {
                Id      = item.Id,
                Name    = "Test",
                Surname = "Testov",
                Dob     = DateTime.UtcNow.AddDays(30).ToString("yyyy-MM-dd"),
            });


            //Assert

            Assert.AreEqual("Test", edititem.Name);
            Assert.AreEqual("Testov", edititem.Surname);
            Assert.AreEqual(DateTime.UtcNow.AddDays(30).ToString("yyyy-MM-dd"), edititem.Dob);
        }
        public async Task InsertShouldReturnOneItem()
        {
            //Arrange

            var ser = new StudentsServiceTest();

            //Act
            ser.Clear();
            await ser.Create(new Student()
            {
                Name    = "Test",
                Surname = "Testov",
                Dob     = DateTime.UtcNow.ToString("yyyy-MM-dd"),
            });

            var items = await ser.GetAllStudents();

            var count = items.Count;

            //Assert

            Assert.AreEqual(1, count);
        }