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---
name: testing-production-real-data-usage
description: 'Sub-skill of testing-production: Real Data Usage (+3).'
version: 1.0.0
category: development
type: reference
scripts_exempt: true
---
# Real Data Usage (+3)
## Real Data Usage
- Use production-like test data, not placeholder values
- Test with actual file uploads, not mock files
- Validate with real user scenarios and edge cases
## Infrastructure Testing
- Test against actual databases, not in-memory alternatives
- Validate network connectivity and timeouts
- Test failure scenarios with real service outages
## Performance Validation
- Measure actual response times under load
- Test memory usage with real data volumes
- Validate scaling behavior with production-sized datasets
## Security Testing
- Test authentication with real identity providers
- Validate encryption with actual certificates
- Test authorization with real user roles and permissions
