Uber Migrates 75,000+ Test Classes from Junit 4 to Junit 5 Using Automated Code Transformation
Fast facts
- Category: Technology
- Language: EN
- Published: 2026-04-27 10:07 UTC
- Sources: InfoQ AI/ML
Uber engineers have successfully migrated over 75,000 test classes from JUnit 4 to JUnit 5 using automated code transformation tools. The team modernized their testing infrastructure while maintaining correctness.
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