callback iterable err: ok
callback iterable content: ABC
callback async iterable err: ok
callback async iterable content: DE
callback Readable.from err: ok
callback Readable.from content: FG
callback createReadStream err: ok
callback createReadStream content: HI
callback invalid chunk err: TypeError:ERR_INVALID_ARG_TYPE
callback pre abort err: AbortError:ABORT_ERR
callback pre abort exists: false
callback mid abort err: AbortError:ABORT_ERR
callback mid abort content: A
