How Do You Know if You Have a Ketoacidosis?

The COVID test can identify you by how you pee and it also can tell the difference between like your pee and the water due to temperature sensors. The most relatable use case would be for diabetics right? Like they have to take urine tests all the time to make sure they're not in ketoacidosis. This actually seemed like a cool thing because we're starting to see more of these tests in people's homes instead of just going to the doctors.