Testing

Learn how to test various scenarios for card purchases.

Card Purchases

Coinflow provides a set of test credit cards that can be used to test a purchase on sandbox. Below are all the sample card numbers:

CardCard Number
Visa4111 1111 1111 1111
Mastercard5431 1111 1111 1111
Discover6011 1111 1111 1117
American Express3782 822463 10005

Card Purchase Scenarios

Below are various card purchase scenarios you can simulate. The payment status and card error codes is what you'll

Card NumberZipcodeCVVPayment StatusReason For FailureCard Error Code
any99999anyFailedTransaction Suspected of Fraud59
any99998anyFailedAddress Verification Failure888
any00000anyFailedFailed Chargeback Protection;
If you have chargeback protection reviews enabled, the status will be Authorized until the purchase is approved/rejected.
999

3DS Enabled Card Purchases

Merchants who have 3DS configured can use the below test cards on sandbox to test 3DS challenges. You may use any CVV, address, name, and future expiration date with the below numbers.

Card NumberZipcodeCard3DS Challenge Type
2303 7799 9900 0275anyMastercardFrictionless Challenge
2303 7799 9900 0408anyMastercardFriction Challenge

Testing on Production

When testing in production it is important to adhere to the following guidelines:

  1. Totals for testing transactions being $2+ per transaction
  2. Not more than 1 purchase by same card in a 15 minute increment
  3. Not more than 3 test transactions per card in a day

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Failure to follow these guidelines could result in your production account being suspended.