Sample automation framework using SitePrism gem and RSpec
Install libiconv (if missing)
brew install libiconv
brew link libiconv
Install libxml2 (if missing)
brew install libxml2 libxlst
Finally install nokogiri with proper xml2 extensions
gem install nokogiri -v '1.10.9' -- --use-system-libraries --with-xml2-include=/usr/local/opt/libxml2/include/libxml2 --with-xml2-lib=/usr/local/opt/libxml2/lib