https://dzone.com/articles/how-to-test-fatalerror-in-swift
origin - http://www.pipiscrew.com/?p=9999 how-to-test-fatalerror-in-swift
https://dzone.com/articles/how-to-test-fatalerror-in-swift
origin - http://www.pipiscrew.com/?p=9999 how-to-test-fatalerror-in-swift