Test your payments integrations end-to-end with the new test suite for Google Pay- Google Developers Blog

Introduces an upgraded test suite for the Google Pay API, featuring PSP test cards from major payment processors (Stripe, Adyen, Braintree, WorldPay, Checkout.com) for end-to-end testing of payment flows, including successful and failed transactions. This enhances testing strategies by allowing validation against diverse payment outcomes and supports test automation using tools like UIAutomator and Espresso on Android, integrating into CI/CD flows. Web support is planned for later.