public void When_I_cancel_a_settlement_Then_it_should_return_a_valid_response_sync()
{
_auth = _cardService.Authorize(_auth);
Settlement settle = Settlement.Builder()
.MerchantRefNum(_auth.MerchantRefNum())
.AuthorizationId(_auth.Id())
.Build();
settle = _cardService.Settlement(settle);
Settlement response = _cardService.CancelSettlement(settle);
Assert.That(response.Status(), Is.EqualTo("CANCELLED"));
}