PNG use case
PNG Sample File for Parser Regression
Run parser and extractor regressions with stable sample fixtures and checksum validation.
50.0 MB
Manifest JSON
SHA256
Starter file
Use one representative fixture first.
png_sample_file_50MB.png
Checklist
Keep the validation sequence short.
- Compare parsed metadata against expected outputs.
- Validate behavior for malformed and edge-case inputs.
- Track parser drift after dependency upgrades.
Companion fixtures
Add nearby variants only when needed.
Next steps