Automated Testing QR Codes in Selenium WebDriver

How to test QR Codes on a web page in automated test scripts

A repost of my daughter’s article with permission, add it here for my blog subscribers. This is also included in my “How to in Selenium WebDriver” series.

QR Codes are a barcode that can be scanned with a camera app or dedicated scanner. QR Codes are becoming a more and more common method of link sharing, but how can we test that the QR Code you generated goes where it needs to go?

This tutorial will show you how to verify that a valid QR Code was created and it successfully goes to a particular URL.

Tutorial Website

The WhenWise app (created by me) has a QR Code for directly booking an appointment with a resource. The below QR Code is an example on a server running locally for testing purposes (if you try to scan it, it won’t work).

Test Design

1. Save the QR Code image
   Selenium 4 supports saving an individual page element to an image. Typically, generated QR codes are in SVG format, not conventional bitmap images formats such…