Dennis Whalen articles - 48 total
Add Structured Testing to Your AI Vibe - with promptfoo
Intro In my previous promptfoo post, we covered the basics of testing LLM prompts with...
Automate the Testing of Your LLM Prompts
Intro On a recent client engagement, we needed a mechanism to validate LLM responses for...
Automating Browser-Based Performance Testing
Website performance directly affects what users feel and what your business earns. One way of...
Open Source Load Testing with k6, Docker, Prometheus, and Grafana
Introduction Load testing is crucial for ensuring your applications can handle expected...
Automating Accessibility Testing With Playwright
Introduction In my previous post, I showed you how to use the axe DevTools chrome...
Accessibility Testing with a Chrome Extension
Introduction An accessible website ensures that all users, regardless of their physical or...
Playwright Visual Testing - Dynamic Data
Intro In my last post I talked about how to get started with visual testing using...
Playwright Visual Testing - Getting Started
Intro So, what’s the big deal with visual testing, and how is it different from functional...
Why I Blog
I've been blogging off-and-on for over 4 years. It's really helped me grow, and I usually recommend...
Gherkin and Robot Framework
Greetings! They say all good things must come to an end, and with this post, so it is with my series...
Web Testing With Robot Framework
Finally, the Robot Framework post you've all been waiting for! This is part 3 in a series of blog...
Running Your First Robot Framework Test
In my first Robot Framework post I gave a brief overview of Robot Framework and described a sample...
Test Automation with Robot Framework
As a test automation engineer, I've had an awareness of Robot Framework for some time, but I have...
Running a Postman Collection in a CI Pipeline
Introduction If you've been involved with application development or testing, you've...
Recording a Cypress Test with Cypress Studio
Introduction Cypress Studio is tool that is packaged with Cypress, and allows you to...
Automagically Retry Your Flaky E2E Tests with Cypress
End-to-end automated tests are notorious for being flaky. If you've spent some time with automated...
Get more detail from your Cypress API tests
Cypress is a great tool for API testing, but the out-of-the-box test runner is lacking some detail...
Run your Cypress Tests in a Github Workflow
Introduction In my previous Cypress posts I've walked through how to get Cypress setup and...
Using Gherkin with your Cypress Tests
Introduction In my previous post we installed Cypress, which also installed a number of...
Using Page Objects in Cypress
Introduction Page Objects is a pattern in test automation that allow the automation...
Automate your testing with Playwright
I've test been hearing a lot of buzz about Playwright lately, a relatively new E2E test automation...
Can DEV and QA work together as one team?
This post is a little different from my typical post. It's really just a question. I'd love to...
Improve your Code Quality with SonarLint and SonarQube
As a Quality Engineer, I am typically involved in building automated tests. These tests are used to...
API Testing with Cypress
In this post we'll talk about using Cypress to run API tests. But what is Cypress? Cypress is an...
An Intro to Automated Testing with Cypress
As a QE automation engineer, my responsibilities typically include building both UI and API automated...
Swagger 101
If you're involved with building, consuming, or testing REST APIs, you're probably familiar with Swag...
Agile Testing Condensed - a brief book review
I recently got a copy of newly published book Agile Testing Condensed: A Brief Introduction by Jane...
API Testing with Java and REST Assured - Allure reporting
In my previous posts I've walked through how to get started with REST Assured and API testing. We've...
API Testing with Java and REST Assured - Schema Validation
In my previous posts I've walked through getting started with API testing using REST Assured, and we'...
API testing with Java and REST Assured (and The Beatles)
REST Assured is an open source Java library that is used when building automated tests for REST endpo...