Making a test payment

Get a feel for how Barion works by using the Barion Gateway API to

1. set up a payment for the Barion shop you’ve created, and
2. settle the payment with some test money from your Barion Wallet.

Prerequisites

• Completing the first part of this tutorial.
• An API testing tool such as Postman

Make a test payment using the Barion API

1. Log in to to your Barion shop.
2. Click through to Shops>Actions>Details>Secret Key (POSKey), and copy the value to the clipboard. Finding your shop’s POSKey Finding your shop’s POSKey
3. Start the Postman Desktop agent, and make a POST call to https://api.test.barion.com/v2/payment/start, passing the following JSON in the request body: Replace the POSKey and the Transactions/Payee as indicated.

   {

"POSKey": "[the POSKey you've just copied]", "PaymentType": "Immediate", "PaymentRequestId": "DEV-TEST-615", "FundingSources": ["All"], "OrderNumber": "Order_01", "RedirectUrl": "https://example.com/", "Currency": "EUR", "Locale":"en-US", "GuestCheckOut": true, "PaymentWindow":"00:30:00", "Transactions": [ { "POSTransactionId": "DEV-TEST-01-01", "Payee": [the email address associated with the Barion shop], "Total": 100, "Comment": "Test transaction", "Items": [ { "Name": "Nada", "Description": "Zilch", "Quantity": 1, "Unit": "db", "UnitPrice": 1, "ItemTotal": 1, "SKU": "SM-01" } ] } ] }For details on the various parameters you’re passing in the call, see the Payment/Start API endpoint reference.

Step result: The API request returns the following JSON:
{ "PaymentId": [the payment ID generated for the transaction], "PaymentRequestId": "DEV-TEST-187", "Status": "Prepared", "QRUrl": "https://api.test.barion.com/qr/generate?paymentId=[the payment ID generated for the transaction]&size=Large", "Transactions": [ { "POSTransactionId": "DEV-TEST-01-01", "TransactionId": [the payment ID generated for the transaction], "Status": "Prepared", "Currency": "EUR", "TransactionTime": "0001-01-01T00:00:00", "RelatedId": null } ], "RecurrenceResult": "None", "ThreeDSAuthClientData": null, "GatewayUrl": "https://secure.test.barion.com/Pay?Id=2[the payment ID generated for the transaction]", "RedirectUrl": "http://barion.com/?paymentId=[the payment ID generated for the transaction]", "CallbackUrl": "", "TraceId": null, "Errors": [] }

Pay through the Barion Smart Gateway:

Go to the URL in the POST call’s GatewayURL return value, and complete the purchase using the following test card details:

• Card number: 4444 8888 8888 5559
• Expiration date: any future date
• CVC: any 3-digit number

 *The Test Payment Gateway for Your API-prompted Transaction*

Next steps

• Go live with your Barion Shop
• Dive into the Barion Payment API
• Set up a recurring payment/subscription