FA-26445 / HTTP ranges / Member archive

Multipart delimiters cannot occur at payload line boundaries · case 05

Multipart delimiters cannot occur at payload line boundaries.

Member previewVariant 5 · 3 implementations · 6 checks per implementation

Case contract

Choose candidate, candidate+x, ... until no part contains a line starting --candidate. Parts are ASCII strings; only start of body or after CRLF is a line boundary.

Why this case matters

Range responses combine representation identity, conditional requests, framing, and partial-object state.

One recorded failure

Sample boundary fixture

This sample comes from the broken implementation of a controlled reproducer.

Boundary fixture	Actual	Expected	Outcome
multipart-boundary-collision fixture 0	`"b5"`	`"b5xx"`	Failed

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