public async Task <IActionResult> PutTwilioSmsModel([FromRoute] string id, [FromBody] TwilioSmsModel twilioSmsModel)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            if (id != twilioSmsModel.SmsSid)
            {
                return(BadRequest());
            }

            _context.Entry(twilioSmsModel).State = EntityState.Modified;

            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!TwilioSmsModelExists(id))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(NoContent());
        }
        public async Task Isim_alani_bos_kayıt_girtildiginde_hata()
        {
            await Task.Delay(new TimeSpan(0, 0, Constants.ThreadSleepDelay));

            //Arrange
            var teacher = new Teacher
            {
                BirthDate = new DateTime(2000, 1, 1),
                FirstName = null,
                LastName  = "Çabuk",
                Gender    = "Male",
            };


            //Act
            _ = await _asyncTeacherRepository.Insert(teacher);

            //Assert
            await Assert.ThrowsAsync <DbUpdateException>(async() => await _asyncTeacherRepository.Save());

            _smsDbContext.Entry(teacher).State = EntityState.Detached;
        }