Articles by Tag #testing
Browse our collection of articles on various topics related to IT technologies. Dive in and explore something new!
Rewriting My First NUnit API Tests: Cleaner, Faster, Better
Have you ever caught yourself thinking: “What am I even doing?” Well, that’s exactly how I feel right...
Developers Think AI Makes Them 24% Faster. The Data Says 19% Slower.
Developers predicted AI made them 24% faster. They were actually 19% slower. The problem isn't AI — it's where we spend our attention.
Unit Tests: The Greatest Lie We Tell Ourselves?
The Setup: A Developer's Hubris So there I was, Friday night, 11:47 PM. My test suite?...
Letting Playwright MCP Explore your site and Write your Tests
What if your tests could write themselves — just by using your app like a real user? In this post,...
From Swagger to Tests: Building an AI-Powered API Test Generator with Python
Working as a QA with APIs can be… well, kind of a nightmare sometimes. APIs are always changing,...
From Genin to Kage - Understanding the Test Pyramid with Naruto
It has been a long time since I last wrote an article, and in order to break this hiatus, I decided...
12 problems Developers face while Testing and how to solve them
Automation testing can sometimes be a real mess for developers with slow setups, fragile tests and...
Please, Stop Redirecting to Login on 401 Errors 🛑
You spend 15 minutes filling out a long configuration form. You get a Slack notification, switch...
Vibe Coding with Intent: A Tester’s Perspective
There’s a lot of noise right now around vibe coding. People are generating entire apps off vibes,...
The "Spinner of Death": Why Localhost Latency is Lying to You
The "Localhost" Bias We've all been there. On your machine, the API responds in 5ms. The UI...
Angular's Testing Revolution: Vitest, Fake Timers & Testronaut
As we wrap up the year, the Angular world has been abuzz with big topics like Signal Forms. But...
Testing the untestable
I'm currently working on a software designed more than a decade ago. It offers a plugin architecture:...
How macOS, Linux, and Windows detect file changes (and why it's hard to catch them)
File watching seems simple on the surface: "tell me when a file changes" But the reality is three...
API vs Event Streaming: O Que Muda Para Quem Testa?
✨ Oi, gente! Recentemente, tenho pensado bastante em como contribuir para a comunidade de QA e...
Why frontend developers don't wanna write e2e tests
If you have clicked on this article by reading the title, that means you are one of those frontend...
The TDD Trap: How Test-First Becomes Bad Design Forever in Most Teams
1. Introduction: The Myth of Emergent Design Test-Driven Development (TDD) promises a...
I built my own S3 for $5/mo Shared Hosting (because no one else did)
The Problem: S3 is expensive, and MinIO needs VPS I was looking for a way to have...
When to Automate and When to Test Manually: A QA Leader’s Decision Framework
“Not everything that can be automated should be.” As QA engineers and leads, we often face the...
The Magic of Stubbing sh
I really love sh and bash but I often feel alone and I get some regular negativity when I solve a...
Does it really work for anybody, AI agentic testing, or automation
I have extensive experience in testing, automation, and setup of all these systems, and have...
3 Things I Wish I Knew Before Setting Up a UV Workspace
Three small things that tripped me up when setting up a Python monorepo with uv workspaces - root naming, inter-package deps, and pytest collisions.
What are AI Evals?
I did a livestream with Jim Bennett (@jimbobbennett) from Galileo recently where we talked about...
Writing Tests for Larger Font Sizes with Compose: Scrolling and Text Truncation
While testing Android apps for accessibility, one of the biggest problems I’ve encountered are with...
How I Use AI in QA: From Prompts to Partnering
“The better we ask, the better we test.” AI is changing how QA engineers work — not by replacing...
Catch Missing `await` Calls in Playwright Tests with ESLint
Have you ever run a Playwright test that just... didn’t behave as expected? Maybe it failed randomly....
How We Catch UI Bugs Early with Visual Regression Testing
Visual regression testing is a powerful technique to ensure our web application looks as expected,...
Why Production Logs Are a QA Goldmine (And Why Nobody Uses Them)
A 6-day deep dive into the test data problem that’s costing banking QA teams thousands of hours The...
Docker + Cypress in 2025: How I’ve Perfected My E2E Testing Setup
A deep dive into optimizing end-to-end testing with Docker and Cypress in 2025. Learn best practices for speed, security, and reliability.
Don’t Make Assumptions About Assertions: Even with AI you still have to write your unit tests
This blog post talks about why making assumptions about assertions makes not one “ass,” but two –...
Why Testing After with AI Is Even Worse
Back then, I wrote a piece about “Why Testing After Is a Bad Practice” where I laid out 4 main...