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An uppercase expansion is truncated during case swap · case 02
An uppercase expansion is truncated during case swap.
Case contract
Apply Unicode swapcase, retaining multi-character mappings.
Why this case matters
A local executable model for consumers of structured text; oracle values are authored literals, not outputs copied from the repaired implementation.
One recorded failure
Sample boundary fixtureThis sample comes from the broken implementation of a controlled reproducer.
| Boundary fixture | Actual | Expected | Outcome |
|---|---|---|---|
| boundary 1 | "S" | "SS" | Failed |
MEMBER ARCHIVE
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