Payment
GPN

GPN Integration & Testing

13 min

Integration Steps and API Used


  1. Perform  Order Registration .
  2. Perform   Charge .
  3. Receive  callback and push .
  4. Perform  Status Inquiry .
  5. Optional: perform  Cancel  to cancel  .



GPN Testing Guide



Test Step

Rules and Condition

  1. Use real card or dummy card start from 45xxxx or 54xxxxx.
  2. Input your card  to  's side under “Credit Card/Debit Card” option.
    •  16 digit card number.
    •  expiry date (MM/YY).
    •  CVV.
  3. Collect  and   and  successful.

  code: 09



 type:

  • Full : one-time .
  • Recurring : recurring  with  token.



Failed Transaction Possible Reason


  1.  card isn't active or already expired.
  2.  card number is invalid.
  3.  card expiry date is invalid.
  4. CVV on  card is invalid.
  5. Not supported by Issuer network.
  6. Already reach daily  limit of  card.



Integration Checklist & Test Case



Implement inquiry  after receiving  callback.

Implement inquiry  after receiving   inside dbProcessUrl.

Review  log.

Review firewall setting (eg. cloudflare for dbprocessUrl setting).

Check merchantToken implementation.

Execute test scenarios in Development Environment.

Execute test scenarios in Production Environment. Get Sample Scenario

Review Error Handling (Timeout, Failed, Negative Case).



Best Practice


  • For   can set automatic recurrOpt  on  Cancel (Recurring Type Code).
  •  Cancel on  support to fall or half cancel (Cancel Type Code).
  • When  is received on your dbProcessUrl,  strongly recommend  to verify   using  Inquiry .
  • Notification Handling is helpful to minimalize Fraud actions,  strongly recommends  to verify  Notification Handling.



See also

  GPN Payment Flow  to find out    during  with  .

  GPN Payment Method Type  to find out  type when using  card.

{}  GPN Glossary  to find out  particular term used on .

  GPN FAQ  if you want to find out frequently asked questions related to .



Updated 22 Mar 2024
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