Development teams favour agile software development all across the globe. In an agile environment, Testing is expected to grow geometrically with each sprint. Regression Testing is of utmost importance in this scenario, wherein testers need to ensure that the existing functionality of the application remain unaffected by the new changes. Regression testing in agile is of particular importance and cannot be overlooked.

In simple words, regression testing ensures that the previous functionality of the application is working correctly and that the newly implemented enhancements have not introduced bugs into the application. Regression testing in agile development is necessary because changes are continuously being added to the application.

To successfully conduct regression testing in agile development it is advisable for testing teams to build a regression suite right from the early stages of software development. This suite should be built on later when sprints add up. A few things to consider and determine before attempting to perform regression testing in agile are: