Difference between smoke and regression testing

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Smoke testing is a quick test to check if the basic functionalities of the software are working, while regression testing is a comprehensive test to ensure that new code changes have not affected existing functionalities.

Smoke testing is done to check if the build is stable enough for further testing, while regression testing is done to ensure that new code changes have not introduced any new bugs.
Smoke testing is usually a subset of regression testing, focusing on critical functionalities, while regression testing covers all functionalities.
Smoke testing is usually done before regression testing in the testing cycle.
Example: In a web application, smoke testing may involve checking if the login functionality works, while regression testing may involve testing all features like search, filters, and user profiles.

Difference between smoke and regression testing

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