Condom breakages are evident. The fact that you are guessing; it might have broken only means that it didn't happen. Also, pin holes are a myth. If there is a tear, the whole condom will rip apart, that's how the structure of latex is, it is not polythene that can stay intact with pin/punch holes.
You seem to be describing something that is synonymous to HIV anxiety and perhaps, such concerns need an attention of a therapist.
You were never at risk for transmission and do not need to test.
For those interested in discussion regarding Covid 19, we do have a forum we've opened for that. https://www.medhelp.org/forums/Coronavirus/show/2203