public async Task InvalidateCreditCardAsync_ForValidToken_ReturnsOK(CartaoProtegidoClient sut)
        {
            var saveRequest = new SaveCreditCardRequest
            {
                CustomerName           = "Bjorn Ironside",
                CustomerIdentification = "762.502.520-96",
                CardHolder             = "BJORN IRONSIDE",
                CardExpiration         = "10/2025",
                CardNumber             = "1000100010001000"
            };

            var saveResponse = await sut.SaveCreditCardAsync(saveRequest, new MerchantCredentials { MerchantKey = "106c8a0c-89a4-4063-bf50-9e6c8530593b" });

            Assert.Equal(HttpStatusCode.OK, saveResponse.HttpStatus);
            Assert.Empty(saveResponse.ErrorDataCollection);
            Assert.NotNull(saveResponse.JustClickKey);

            var invalidateRequest = new InvalidateCreditCardRequest
            {
                JustClickKey = saveResponse.JustClickKey
            };

            var invalidateResponse = await sut.InvalidateCreditCardAsync(invalidateRequest, new MerchantCredentials { MerchantKey = "106c8a0c-89a4-4063-bf50-9e6c8530593b" });

            Assert.Equal(HttpStatusCode.OK, invalidateResponse.HttpStatus);
        }
        public async Task SaveCreditCardAsync_ReturnsJustClickToken(CartaoProtegidoClient sut)
        {
            var request = new SaveCreditCardRequest
            {
                CustomerName           = "Bjorn Ironside",
                CustomerIdentification = "762.502.520-96",
                CardHolder             = "BJORN IRONSIDE",
                CardExpiration         = "10/2025",
                CardNumber             = "1000100010001000",
                JustClickAlias         = DateTime.Now.Ticks.ToString()
            };

            var response = await sut.SaveCreditCardAsync(request, new MerchantCredentials { MerchantKey = "106c8a0c-89a4-4063-bf50-9e6c8530593b" });

            Assert.Equal(HttpStatusCode.OK, response.HttpStatus);
            Assert.Empty(response.ErrorDataCollection);
            Assert.NotNull(response.JustClickKey);
        }