You could try to find a person who has a Mac? There are lots of people in this forum who have Mac, I personally believe that you can find someone who wants to help you.
Sorry about my english ![Smiley :)](https://www.sfml-dev.org/forums/Smileys/default/smiley.gif)
I know a lot of people owning a Mac, but...
most of them doesn't know how to compile a source code, for the rest I'm a bit jealous of my code. :'D
Anyway I planned to release the game for linux and mac OS X when it's finished.
Not even my English is perfect, I'm italian!
![Wink ;)](https://www.sfml-dev.org/forums/Smileys/default/wink.gif)