Testing PSE and Bancolombia

This guide provides a general testing approach for Cobre integrations, with recommended test cases for Payin throug PSE and Bancolombia.

PSE

For testing PSE in the QA environment:

For the Counterparty creation (r2p) you must set:

counterparty_id_type has to be cc,

counterparty_id_number has to be 123456789,

the rest of the fields can be any set of data.

For the Money Movement creation you must set:

financial_institution_code has to be 1022,

the rest of the fields can be any set of data.

Once the Money Movement is created, you have to open the payment_link. The URL looks like: https://desarrollo.pse.com.co/SampleFE/TransactionPage.aspx?transactionid=XXXX

Sandbox PSE

Once you open the PSE payment_link:

Select "Debug"

Captura de pantalla 2026-01-09 a la(s) 5.45.58 p.m..png

On this page, you will need to complete the following fields:

bankProcessDate: Set this field to the same value as soliciteDate.

authorizationID: Set this field to the value 1234.

Captura de pantalla 2026-01-09 a la(s) 5.47.13 p.m..png

Then click “Call”. After that, click “Return to PPE”. You will then be redirected to your configured redirect_url.

Note: PSE’s sandbox is unstable.
If you want to test a rejected scenario, do not complete the operation. After 25 minutes, the Money Movement will be automatically rejected.

Bancolombia

For testing Bancolombia in the QA environment:

You can use any set of data for the Counterparty (r2p).

You can use any set of data when creating the Money Movement.

Once the Money Movement is created, you must open the payment_link. The URL will look like:
https://sandbox-boton-ou-dev.apps.ambientesbc.com/web/transfer-gateway/checkout/_XXXX

Sandbox Bancolombia

Once you open the Bancolombia payment_link:

Select "Cliente app Personas"

Captura de pantalla 2026-01-09 a la(s) 5.20.49 p.m..png

Enter your “Usuario”. You can use any random value (for example: 12345678). Then click “Continuar”.

Captura de pantalla 2026-01-09 a la(s) 5.21.49 p.m..png

Enter your “Clave principal”. You can use any random value (for example: 1234). Then click “Continuar”.

Captura de pantalla 2026-01-09 a la(s) 5.23.22 p.m..png

Enter your “Clave dinámica”. You can use any random value (for example: 123456). Then click “Continuar”.

Captura de pantalla 2026-01-09 a la(s) 5.24.56 p.m..png

Select the “Producto Origen”. You can choose any option (for example: “Cuenta de ahorros”). Then click “Pagar”.

Captura de pantalla 2026-01-09 a la(s) 5.25.57 p.m..png

A confirmation page will be displayed. Click “Regresar al Comercio”. You will then be redirected to your configured redirect_url.

Captura de pantalla 2026-01-09 a la(s) 5.26.59 p.m..png

Note: Bancolombia’s sandbox is unstable.
If you want to test a rejected scenario, do not complete the operation. After 25 minutes, the Money Movement will be automatically rejected.

Testing PSE and Bancolombia

PSE#

Sandbox PSE#

Bancolombia#

Sandbox Bancolombia#

PSE

Sandbox PSE

Bancolombia

Sandbox Bancolombia