Testing your Stripe Account
If you want to setup a test account. You can switch the account in Stripe to Test and then setup a new payment method in infoodle, with Stripe link set to Test. Then include this as one of the payment methods. Once added to a form you can test your integration and form interactions.
You will need to use Stripe's credit card numbers. A list of card numbers you can use is available here: https://docs.stripe.com/testing?testing-method=card-numbers#cards
Note, you need to be in live mode to take cards from donors.