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Regression testing

Regression tests verify that a change or new version has not broken capabilities that worked before.

Source content checked . English translation published 2026-10-27.

In business automation

In this guide, regression tests appear alongside quality and testing concepts. They verify that a change or new version has not broken capabilities that worked before. This explanation is based only on the definition and adds no claims about particular tools or organizations.

Examples

These examples illustrate a possible workflow. Adapt the connections and rules to your own systems.

An example of testing after a change

After a version update, checks verify that capabilities that worked before continue to work. This is a general illustration of the definition, not a description of a particular team, product, or tool.

Relevant tools

Playwright
A testing tool in this guide. No claim is made here that it performs regression tests. Check the official documentation.

What to check

  • A regression test checks existing capabilities and does not add a test for a new capability.

Related terms

Sources