Write scenario tests for mgw:sync drift detection and auto-sync #255
Description
Description
Cover: no-drift baseline, stale state auto-sync where GitHub updatedAt is newer than local mtime, comment delta drift, PR merged but local stage still pr-created. Assert correct state mutations and console output per scenario.
Acceptance Criteria
- Write scenario tests for mgw:sync drift detection and auto-sync
Milestone Context
| Milestone | v6 — Local Testing & Simulation Framework |
| Phase | Phase 49: Command Scenario Tests |
| GSD Route | plan-phase |
| Phase Position | Phase 3 of 4 in milestone |
Milestone Goal
Offline test suite with mock GitHub API and fake GSD agents to validate MGW orchestration logic without requiring live GitHub tokens or active Claude API calls.
Phase Goal
Scenario-based tests for mgw:project (all six state classes), mgw:milestone execution loop and recovery, and mgw:sync drift detection.
Dependencies
write-scenario-tests-for-mgwmilestone-execution-
Scope Hints
- Estimated route:
plan-phase - Labels: testing,mgw:sync