SyncytiumMD / rules

---
description: Quality assurance and test verification guidelines
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globs: '**/*.test.ts, **/*.test.tsx, **/*.spec.ts, tests/**/*'
---
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## Testing Guidelines
- Write unit tests for all business logic and edge cases.
- Mock external network requests, timers, and heavy I/O in unit test suites.
- Verify tests pass before completing any implementation task.
- Follow the Arrange-Act-Assert pattern for test clarity.