Add tests for a few edge cases in file_fetch
Add tests for a few edge cases in file_fetch

jjneely/whisper,deniszh/whisper,kerlandsson/whisper,penpen/whisper,obfuscurity/whisper,graphite-server/whisper,graphite-project/whisper,cbowman0/whisper,piotr1212/whisper,akbooer/whisper,alexandreboisvert/whisper