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Installed distribution record validation: Unexpected installed files pass validation · case 04

Unexpected installed files pass validation.

Member previewVariant 4 · 3 implementations · 7 checks per implementation

Case contract

Report missing files, unexpected files, digest mismatches, size mismatches, and forbidden executables independently. Metadata is a digest-size-executable tuple.

Why this case matters

An offline model of installed distribution record validation, suitable for testing build and release tooling without external services.

One recorded failure

Sample boundary fixture

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

Boundary fixture	Actual	Expected	Outcome
fixture 3	`{"digest": [], "executable": [], "extra": [], "missing": [], "size": []}`	`{"digest": [], "executable": [], "extra": ["a"], "missing": [], "size": []}`	Failed

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