In the process of building an online shop with WooCommerce, online payment is a process that should be the most thoroughly tested before being put into actual operation. As it relates to money, so you can not get your real money to pay to have your main account. Therefore Paypal has evolved a tool for web developers called PayPal Sandbox. This is a self-contained, virtual testing environment that mimics the live PayPal production environment, and a fairly complete duplicate of the world’s largest online payment system at present: Paypal. In this article, I will guide you how to register a Paypal Sandbox account and integrate it with WooCommerce.

Quelle: How to Test WooCommerce Payment by PayPal Sandbox — WooBeginner