public void GetOperaterListTest()
        {
            var unitOfWorkMock = new Mock <IUnitOfWork>();

            unitOfWorkMock.Setup(m => m.OperatorPlanRepository.GetOperatorList())
            .Returns(new List <OperaterTable> {
                new OperaterTable {
                    Operater = "Airtel"
                }
            });

            _operaterService = new OperatorService(unitOfWorkMock.Object);
            // _logger = (LoggerFactory)new LoggerFactory().CreateLogger("OperatorController");

            //    Mock<ILogger<OperatorController>>  loggerMock = new  Mock<ILogger<OperatorController>>();
            var operateraController = new OperatorController(_operaterService);

            var result = operateraController.GetAllRechargePlans();

            Assert.NotNull(result);
        }