public void TestFor_Valid_AddCoupon() { //Arrange BankCoupon bankCoupon = new BankCoupon() { CouponId = 1, UserID = 1, CouponImage = "ss", CouponNumber = "1", Couponvalue = 1, Created_at = DateTime.Now }; //Action var IsAdded = _UserService.AddCoupon(bankCoupon); //Assert Assert.True(IsAdded); }