Baseline Testing
Baseline testing is a software testing methodology that involves establishing a known, stable reference point (the baseline) for a system's performance, functionality, or behavior, against which future changes or versions are compared. It is commonly used in performance testing, regression testing, and quality assurance to detect deviations, regressions, or improvements over time. This approach helps ensure consistency, track progress, and validate that modifications do not negatively impact critical metrics.
Developers should use baseline testing when working on long-term projects, performance-critical applications, or systems requiring strict quality control, such as financial software, gaming engines, or large-scale web services. It is particularly valuable in continuous integration/continuous deployment (CI/CD) pipelines to automate regression detection and in agile environments to maintain stability across iterative releases. By comparing new builds against established baselines, teams can quickly identify performance degradation, functional bugs, or unexpected behavior changes.