Raster Image Files
Download a zero-byte .ICNS file, or one of about 1 KB, for QA. Neither file is a real document.
empty.icns is 0 bytes. 1kb.icns is 1,024 bytes of filler text. Both use the macOS Icon Resource name.
Attach either file where your product asks for a .ICNS file. Use the empty file for a zero-length check, and the 1 KB file for a small non-empty upload. The download names stay empty.icns and 1kb.icns.
empty.icns is empty. 1kb.icns is about 1 KB of filler text, not a real macOS Icon Resource.
Most apps will report an empty or invalid macOS Icon Resource. That is the point of the fixture.
Yes. Neither file has an executable payload.
Other samples in the same category.