
Comparisons
Smoke Testing vs Regression Testing: Key Differences (2026)
Smoke testing and regression testing serve distinct purposes in the CI/CD pipeline: smoke tests verify that a build is stable enough to test further, while regression tests verify that existing functionality was not broken by recent changes. Understanding when to run each—and how to automate both—is essential for teams aiming for continuous delivery at high confidence.
15 min readTotal Shift Left Team