regression testing

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English[edit]

Noun[edit]

regression testing (uncountable)

  1. (software engineering) Testing a program after a modification to ensure that areas that should not be affected by the update behave as they did in previous versions.
    • 1999, Elfriede Dustin, Jeff Rashka, John Paul, Automated Software Testing, →ISBN:
      During manual test execution, a newly introduced defect to previously working functionality might not be found until hours into the regression testing cycle.
    • 2000, Robert V. Binder, Testing Object-oriented Systems: Models, Patterns, and Tools, →ISBN, page 32:
      Without regression testing, unseen bugs will accumulate, until suddenly nothing works in what was once thought to be a stable system.
    • 2004, Mark Last, Abraham Kandel, Horst Bunke, Artificial Intelligence Methods in Software Testing, →ISBN, page 52:
      Regression testing can account for as much as one-half of the cost of software maintenance.

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