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Everything about Regression testing

Checking whether changes to software have broken functionality that used to work

Regression testing is re-running functional and non-functional tests to ensure that previously developed and tested software still performs as expected after a change. If not, that would be called a regression. Wikipedia →

🧭 Start here: a 6-step reading path

  1. Read the overview: Regression testingA 5-minute orientation
  2. Skim a recent paper: Metamorphic relation prioritization for effective regression testingInfluential work since 2022
  3. Pick up a classic book: The parameters of cross-validationThe most-reprinted book on the subject
  4. Read the landmark paper: Testing for a unit root in time series regressionCited 13,489 times
  5. Go sideways: Software regressionA closely related topic
  6. Go sideways: Software testingA closely related topic

📖 Definitions

Noun 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.

🗂️ The subject at a glance

  1. Background
  2. Techniques
  3. Benefits and drawbacks
  4. Uses

🏆 Landmark papers (most cited)

🆕 Influential since 2022

📚 Books worth reading

Ranked by number of editions on Open Library, a rough measure of how lasting a book is.

🔗 Related topics