Regression testing (rarely non-regression testing one ) is re-running purposeful and non-functional tests to ensure that antecedently developed and tested software system still performs once a modification. Anytime a developer makes changes or enhancements to code, they're careful to not accidentally break or disrupt alternative functions of the application. It isn't always clear to QA that the development team may have added code in other areas of the application and if that code had impacts on other areas.
NOTE: don't confuse prioritization” with risk.” Risk-based Testing doesn't apply to regression prioritization. First, confirmation testing is done to ensure that the code has successfully been fixed. It is common for companies to introduce minor changes from time to time in their products.
Basically, these 2 implementation approaches depend upon the scope of changes, software development methodology, and the stage of the software process. You can find yourself guaranteeing a transparent software-development mechanical phenomenon for yourself and your dev team whereas unknowingly ignoring immense swaths of the application, letting your end users stumble upon undetected glitches at their own peril. Like i discussed higher than, regression take a look ating is associate activity of re-running test cases to create positive new changes don't break operating options. For more information on the Regression Testing (and knowing whether or not it will be helpful for you), You can find it read more here.