Gerard SansBlockedUnblockFollowFollowingAngular GDE | Coding is fun | Coded something awesome today? | Blogger Speaker Trainer Community Leader | @angular_zone @graphql_london @ngcruise Made in LondonApr 23, 2016It seems arrow is not needed in “expect” in CapitalisePipe.spec.js,Crush11You need that one to catch the exception or it slips through.