Thanks for recommendations. I guess in my situation #3 is not an option, because as I already wrote, I just cannot focus on work anymore, adding test cases are

Thanks for recommendations. I guess in my situation #3 is not an option, because as I already wrote, I just cannot focus on work anymore, adding test cases are work to do. Thinking about #4, probably I should quit from my current job, take a rest for a while, probably get a loan and then come back again, but I maybe wrong