Add test for failing enum toString
Add test for failing enum toString

gitlarryf/neon-lang,ghewgill/neon-lang,ghewgill/neon-lang,gitlarryf/neon-lang,ghewgill/neon-lang,ghewgill/neon-lang,gitlarryf/neon-lang,gitlarryf/neon-lang,ghewgill/neon-lang,gitlarryf/neon-lang,ghewgill/neon-lang,ghewgill/neon-lang,gitlarryf/neon-lang,ghewgill/neon-lang,gitlarryf/neon-lang,ghewgill/neon-lang,gitlarryf/neon-lang,gitlarryf/neon-lang,gitlarryf/neon-lang,ghewgill/neon-lang