Continuous Integration Archives - Tweaks WP

Dark navy card in WordPress blue reading Half the jobs, half the reruns, with metrics showing 52 percent fewer matrix jobs, 54 percent fewer job-minutes, and runs needing a rerun falling from 68 percent to 36 percent

Core Trimmed Its PHPUnit Matrix. Do the Same to Yours.

Core cut its PHPUnit matrix by 52 percent and halved its rerun rate. How to apply the same reasoning to a plugin test suite.

Varun Dubey · July 31, 2026 · 10 min read