FA-99592 / RAG context assembly / Member archive
Context is built from earliest rather than newest evidence · case 02
Context is built from earliest rather than newest evidence.
Case contract
Rows are [text,cost] oldest to newest. Select a newest-first suffix fitting budget, then return selected rows oldest to newest.
Why this case matters
A small deterministic evidence assembly model makes context budgeting behavior inspectable.
One recorded failure
Sample boundary fixtureThis sample comes from the broken implementation of a controlled reproducer.
| Boundary fixture | Actual | Expected | Outcome |
|---|---|---|---|
| recent suffix | ["old", "mid"] | ["mid", "new"] | Failed |
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