If you’ve spent any time on TikTok lately, you’ve probably seen the smart dog wall test. Someone scoops up their dog (or cat!), carries them face-first toward a wall, and the internet decides whether the pet is smart or not based on whether it sticks its paw out. A five-second intelligence test you can do in your living room sounds cool. The problem, according to the researchers who actually study animal cognition, is that it doesn’t measure in…