DEV Community

Testing

Find those bugs before your users do! 🐛

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
Vitest in 2026: The Testing Framework That Makes You Actually Want to Write Tests

Vitest in 2026: The Testing Framework That Makes You Actually Want to Write Tests

1
Comments
4 min read
How to Preview and Test HTML Email Templates Programmatically

How to Preview and Test HTML Email Templates Programmatically

Comments
4 min read
Why Truthy Checks can Break on Zero in TypeScript

Why Truthy Checks can Break on Zero in TypeScript

Comments
2 min read
Building a temporal layer so your AI never lies about time

Building a temporal layer so your AI never lies about time

Comments
7 min read
Testing a 48-package monorepo at scale

Testing a 48-package monorepo at scale

Comments
5 min read
Testing Cobra CLI Apps in Go: A DI Approach

Testing Cobra CLI Apps in Go: A DI Approach

Comments
1 min read
What Specifications Cannot Catch: A Proposed Taxonomy of the Residual

What Specifications Cannot Catch: A Proposed Taxonomy of the Residual

Comments
10 min read
Testing Illusions – AI‑Generated Tests That Lie

Testing Illusions – AI‑Generated Tests That Lie

1
Comments 2
4 min read
How to Add Visual Screenshot Tests to Your Jest Test Suite

How to Add Visual Screenshot Tests to Your Jest Test Suite

2
Comments
6 min read
The Bug That Almost Broke My E-Commerce App

The Bug That Almost Broke My E-Commerce App

3
Comments
2 min read
The Validation Gap – Why You Can’t Trust AI Blindly

The Validation Gap – Why You Can’t Trust AI Blindly

Comments
3 min read
WICK-DOM-OBSERVER: The Deterministic Cypress Plugin for Fast Spinners, Blinking Toasts, Optional Overlays, and UI’s Most Wanted

WICK-DOM-OBSERVER: The Deterministic Cypress Plugin for Fast Spinners, Blinking Toasts, Optional Overlays, and UI’s Most Wanted

8
Comments 1
13 min read
Synthetic Peer Review — or, How Fake Reddit Comments Found Real Bugs

Synthetic Peer Review — or, How Fake Reddit Comments Found Real Bugs

Comments
8 min read
Train Your AI Agent to Write Production-Ready Playwright Tests

Train Your AI Agent to Write Production-Ready Playwright Tests

1
Comments
6 min read
Separation of Powers: Mastering Staging and Production Environments for Robust Software Deployment

Separation of Powers: Mastering Staging and Production Environments for Robust Software Deployment

1
Comments
3 min read
👋 Sign in for the ability to sort posts by relevant, latest, or top.