You know. A lot of people cheat the system (or at least bend the rules) and it doesn’t require finding a shady mechanic/test place (which is getting harder to do)….
I’m not suggesting that anyone should do this or that I would do this myself…But many people get around the bi-annual smog check simply by changing the car’s registration address to one of the counties in CA that don’t require a bi-annual smog check…That’s how some track cars that you know aren’t road legal due to emissions get their registration stickers