?????????

?????.????

???????????????л?????????:Regression testing is any type of software testing that seeks to uncover new errors?? or regressions?? in existing functionality after changes have been made to the software?? such as functional enhancements?? patches or configuration changes?????????????????????1???????bug????????????????е?????????????????????????????????μ?bug.

??????.?????????

????1.??????????

????????????????е????????????????1??????????????????????.???????????????????????????????????????????????????????????????????????????е????????.

?????????????????????????У?????Iteration(3??????)???????????????????????Phase??????????????????????Phase???????????????

????2.?????????????

????????????μ??????????ù??????????????????????????.??????????????????????????????????????????????????μ???????ο?

????a.?????????1?????????????bug????????????????

????b.?????????????????н????????????????????????????????????????????е?

????c.??developer???????????Щ?????????μ?????п???????????.??Щdeveloper????п??????????????????????

??????.???

??????????????????β????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????