Woodpecker Software Testing

Mar 2, 2026 · Fundamentals

Why High Test Coverage No Longer Guarantees Reliability—and What’s Next

The article argues that traditional test coverage metrics are insufficient for reliability, illustrates this with real incidents, and outlines four emerging approaches—intelligent guidance, context‑aware runtime data, risk‑weighted scoring, and observability‑native coverage—plus new organizational practices to turn coverage into a health‑centric quality metric.