Transaction simulators

Documentation Index

Fetch the complete documentation index at: https://docs.mattildapayments.com/llms.txt

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We provide a payment simulators for card payments, allowing you to test card payments, redirect payments, and push payments respectively. These simulators do not connect to any PSP and instead provide mocked responses based on the amounts or other values passed in.

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Setup

To set up a simulator, head over to your sandbox dashboard. Once there, each simulator will be available to set up with a custom merchant ID. This ID does not serve any purpose. Please note that simulators are not available in production environments.

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Test values

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Payments

When creating a payment, the following test values can be used to simulate various error codes.

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Captures

When capturing an authorized payment, the following responses can be simulated. When creating a payment, the following test values can be used to simulate various error codes. Our API does not currently return error codes for failed captures in the API, but the values 10, 30, and 40 will provide different error codes in a future release.

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Refunds

When refunding a card payment, the following responses can be simulated. When creating a payment, the following test values can be used to simulate various error codes. Our API does not currently return error codes for failed refunds in the API, but values 3, and 4 will provide different error codes in a future release.