Regression testing
AssessTechniques
A testing method that checks whether new changes break existing behavior.
Why it's here
Placed in Assess: 3 article(s) of evidence from 3 source(s), led by open-source activity, with 1 in the last 30 days. Confidence 53%.
Evidence (3)
- 8The New Stack·9/9/2026securityOpenAI lets AI block engineer code merges
OpenAI has made automated security review mandatory for engineer pull requests, and its AI models can prevent a merge if they detect a vulnerability. The company also uses models for code review, regression detection, dependency upgrades, and maintenance tasks, with some internal benchmarks described as “superhuman” in code review.
- 5InfoQ·8/8/2026researchOpenAI Uses Always-On Agents to Keep ChatGPT Fast
Martin Spier describes how agentic workflows at OpenAI have sharply increased the volume and pace of code changes. He says the company is using always-on AI agents to automate profiling, regression detection, and continuous optimization to preserve performance at global scale.
- 8Hacker News·7/9/2026open_sourceRust Reimplementation of Postgres Passes All Regression Tests
A project on GitHub reports a Postgres reimplementation written in Rust that now passes 100% of the PostgreSQL regression test suite. The milestone suggests substantial functional compatibility, though it does not by itself establish production readiness or performance parity with upstream PostgreSQL.