public void Update_Success() { CustomerRequest request = BuildCreateRequest(); Customer createdCustomer = client.Create(request); Thread.Sleep(1000); try { var updateRequest = new CustomerRequest { FirstName = "New name", }; Customer customer = client.Update(createdCustomer.Id, updateRequest); Assert.NotNull(customer); Assert.Equal(updateRequest.FirstName, customer.FirstName); } finally { client.Delete(createdCustomer.Id); } }