public void Search_PaymentInstrumentTypeIsPayPal()
{
TransactionRequest request = new TransactionRequest
{
Amount = SandboxValues.TransactionAmount.AUTHORIZE,
PaymentMethodNonce = Nonce.PayPalOneTimePayment
};
Transaction transaction = gateway.Transaction.Sale(request).Target;
TransactionSearchRequest searchRequest = new TransactionSearchRequest().
Id.Is(transaction.Id).
PaymentInstrumentType.Is("PayPalDetail");
ResourceCollection<Transaction> collection = gateway.Transaction.Search(searchRequest);
Assert.AreEqual(collection.FirstItem.PaymentInstrumentType, PaymentInstrumentType.PAYPAL_ACCOUNT);
}