Webinars
How Uber Migrated 1M Lines of JUnit in 2 Weeks
The challenge
Uber’s platform engineering team recently migrated over one million lines of JUnit 4 tests to JUnit 5–creating more than 4,000 pull requests in just two weeks. They combined OpenRewrite, Uber’s internal tool Shepherd, and AI-assisted static analysis to plan, automate, and safely execute the migration at scale.
What you’ll learn
- How Uber automates large-scale code changes
- Tooling behind the migrations: Shepherd + OpenRewrite
- Using AI and status analysis for context-aware refactoring
How Uber Migrated 1M Lines of JUnit in 2 Weeks
Anshuman Chadha, Director of Engineering, and Sun Whang, Senior Staff Software Engineer at Uber, discuss how they migrated one million lines of JUnit 4 to 5 in just two weeks using OpenRewrite, Shepherd, and AI-driven static analysis.
The challenge
Uber’s platform engineering team recently migrated over one million lines of JUnit 4 tests to JUnit 5–creating more than 4,000 pull requests in just two weeks. They combined OpenRewrite, Uber’s internal tool Shepherd, and AI-assisted static analysis to plan, automate, and safely execute the migration at scale.
What you’ll learn
- How Uber automates large-scale code changes
- Tooling behind the migrations: Shepherd + OpenRewrite
- Using AI and status analysis for context-aware refactoring
Featured Speaker
Anshu Chadha
Director of Engineering
Sung Whang
Senior Staff Engineer
Tim te Beek
Solutions Engineering Manager
Rooz Mohazzabi
Webinar Moderator
Session Agenda
Who Should Attend
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