ADD button from 'Add printer manually' becomes active with the Name field only input. Thus setting up printer with only Manufacturer and Model is allowed (or only with ppd file). This printer is present in Print dialog, and successfully selected. Printing job is allowed, 'Now printing' notification is issued, resulting in 'Error printing' notification after ~ 30 sec.

Screenshots as the e2e case progresses:
https://screenshot.googleplex.com/edSBpVM24qz
https://screenshot.googleplex.com/CEfBn9Zoggp
https://screenshot.googleplex.com/xMG2C9SvRVF
https://screenshot.googleplex.com/UmUgtD96ZJT
https://screenshot.googleplex.com/JKrxdm4LwwH