confirmation testing
⚙️ CT-TAS
📗 CTFL
Official ISTQB Definition
A type of change-related testing performed after fixing a defect to confirm that a failure caused by that defect does not reoccur.
3 Ways to Think About It
The Quick Take
Re-running a failed test after a bug was fixed to confirm the fix worked.
Look Closer
Checking that a specific defect has actually been corrected.
The Bottom Line
The 'did they really fix it?' test — running the original failing test again.
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