I was playing Gen 7 Randoms, and I had a Zygarde with Outrage and a Lum Berry. After using Outrage, it became confusd (as usual), but the Lum Berry didn’t activate until next turn. I think it has something to do with Infestation. Here’s the replay (Turn 12 and 13):
https://replay.pokemonshowdown.com/gen7randombattle-734642936
https://replay.pokemonshowdown.com/gen7randombattle-734642936