I don't think it is even a question the game's status was moved prematurely into testing because people were complaining about it being seemingly stuck at 95%. Look at this from discord:
View attachment 420397
I now read this as: "I'll put it into testing
(even though things aren't finished) so you guys can stop complaining".
I'd say this was confirmed when he later said testing is taking so long because there are still missing scenes and transfering everything to a new Renpy version is taking time (
source). These tasks are not part of testing.