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Get Started Free →Change structure without changing behaviour: identifying the seam, characterising with tests first, and stopping before the refactor becomes a rewrite.
| Test case | Without → With | Effect | Δ tokens | Δ turns |
|---|---|---|---|---|
| case-01 | ✗→✓ | ▲ Improved | 73% | 0% |
| case-02 | ✗→✓ | ▲ Improved | 3% | 0% |
| case-03 | ✗→✓ | ▲ Improved | -16% | 0% |
| case-04 | ✗→✓ | ▲ Improved | -15% | 0% |
| case-07 | ✗→✓ | ▲ Improved | -10% | 0% |
Change structure without changing behaviour: identifying the seam, characterising with tests first, and stopping before the refactor becomes a rewrite.
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