ADHD tests are expensive where I live, can I diagnose myself accurately?

[koalendo]

.

 

[Lars]

maybe try it see how you respond

 

[justadude]

just order it off alibaba bro

 

[koalendo]

maybe try it see how you respond

I don't wanna do the doctor's test first because it's expensive, do you know a good way or an online test to tell if I have it?
I need to self-diagnose myself with it first before I go to a doctor and pay him