Fix UrlPatterns_ConstUrls test by preventing double slashes in tested URLs
Fix UrlPatterns_ConstUrls test by preventing double slashes in tested URLs

LukasBoersma/RailPhase,RailPhase/RailPhase,LukasBoersma/Web2Sharp,LukasBoersma/RailPhase,RailPhase/RailPhase,LukasBoersma/Web2Sharp