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10.7Metrics: Claude Code Test Generation
Based on practical usage patterns:
| Metric | Typical Value |
|---|---|
| Tests per hour (including review) | 40-60 |
| First-run pass rate | 70-85% |
| Tests needing fix after first run | 15-30% |
| Tests deleted during review | 5-15% |
| Coverage increase per session | 10-25 percentage points |
| Token cost per 50-test suite | $0.50-$2.00 |