Test all the data transformers

[tecosaur]

Testing is good. With https://github.com/tecosaur/DataToolkitTestAssets it should be easier to test the transformers.

Storage

• Filesystem
  • [ ] read
  • [ ] write
• Git
  • [ ] read
  • [ ] write
• Null
  • [ ] read
  • [ ] write
• Passthrough
  • [ ] read
  • [ ] write
• Web
  • [x] read
  • [ ] write

Loaders/Writers

• [x] Arrow (read)
• [ ] Arrow (write)
• [ ] Chain (read)
• [x] Compression, Gzip (read)
• [ ] Compression, Gzip (write)
• [ ] Compression, Zlib (read)
• [ ] Compression, Zlib (write)
• [ ] Compression, Defalate (read)
• [ ] Compression, Deflate (write)
• [x] Compression, Bzip (read)
• [ ] Compression, Bzip (write)
• [x] Compression, Xz (read)
• [ ] Compression, Xz (write)
• [x] Compression, Zstd (read)
• [ ] Compression, Zstd (write)
• [x] CSV (read)
• [ ] CSV (write)
• [ ] Delim (read)
• [ ] Delim (write)
• [ ] io->file (read)
• [x] jld2 (read)
• [ ] jld2 (write)
• [x] jpeg (read)
• [ ] json (read)
• [ ] json (write)
• [ ] julia (read)
• [ ] julia (write)
• [ ] netpbm (read)
• [x] passthrough (read)
• [ ] passthrough (write)
• [x] png (read)
• [x] qoi (read)
• [ ] sqlite (read)
• [ ] sqlite (write)
• [x] tar (read)
• [x] tiff (read)
• [ ] xlsx (read)
• [x] zip (read)