DEV Community

Testing

Find those bugs before your users do! 🐛

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
Green But Wrong: Mutation-Testing Agent-Generated Test Suites

Green But Wrong: Mutation-Testing Agent-Generated Test Suites

Comments
4 min read
`No test suite found in file` on All 71 Files: Your `vite` Override Has No Upper Bound

`No test suite found in file` on All 71 Files: Your `vite` Override Has No Upper Bound

Comments
5 min read
What the guardians actually check: anatomy of a charter that refuses to lie

What the guardians actually check: anatomy of a charter that refuses to lie

Comments
4 min read
A Cost-Aware Shadow Test for Trending Model Claims

A Cost-Aware Shadow Test for Trending Model Claims

Comments
4 min read
The Patch Deleted the Lock: Scoring AI C++ Fixes Against Declared Invariants

The Patch Deleted the Lock: Scoring AI C++ Fixes Against Declared Invariants

Comments
9 min read
The Inferred Stack Is a Hypothesis: A Myth-Busting FAQ

The Inferred Stack Is a Hypothesis: A Myth-Busting FAQ

Comments
9 min read
Stop Paying the build_runner Tax: Why I Refuse to Use Mockito in Modern Dart

Stop Paying the build_runner Tax: Why I Refuse to Use Mockito in Modern Dart

11
Comments
6 min read
How I Let Claude Code Write My Load Tests and Caught 3 Bottlenecks Pre-Launch

How I Let Claude Code Write My Load Tests and Caught 3 Bottlenecks Pre-Launch

Comments 3
8 min read
A Certification That Changes Every Run Is a Coin Flip With a Signature

A Certification That Changes Every Run Is a Coin Flip With a Signature

16
Comments 3
5 min read
Postmortem: Preemption Split a Multi-File Agent Apply

Postmortem: Preemption Split a Multi-File Agent Apply

Comments
7 min read
Property Checks and a Flake Freeze for Agent Patches

Property Checks and a Flake Freeze for Agent Patches

Comments
6 min read
Opinion: AI Patch Acceptance Is a Vanity Metric — Revert Rate Is the Truth

Opinion: AI Patch Acceptance Is a Vanity Metric — Revert Rate Is the Truth

Comments
4 min read
Give Your Coding Agents Proof Obligations, Not Instructions

Give Your Coding Agents Proof Obligations, Not Instructions

Comments
4 min read
Free AI Tiers Fail Differently. Run a Budget Burn-Down Before You Commit.

Free AI Tiers Fail Differently. Run a Budget Burn-Down Before You Commit.

Comments
4 min read
Designing an MCP Arena Where AI-Agent Actions Are Replayable

Designing an MCP Arena Where AI-Agent Actions Are Replayable

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