Fix url_helper examples in testing guide [ci skip]
Fix url_helper examples in testing guide [ci skip]

kmcphillips/rails,illacceptanything/illacceptanything,yahonda/rails,utilum/rails,BlakeWilliams/rails,kddeisz/rails,Edouard-chin/rails,iainbeeston/rails,kmcphillips/rails,starknx/rails,eileencodes/rails,starknx/rails,yalab/rails,betesh/rails,notapatch/rails,illacceptanything/illacceptanything,mohitnatoo/rails,georgeclaghorn/rails,shioyama/rails,repinel/rails,kddeisz/rails,aditya-kapoor/rails,printercu/rails,assain/rails,tjschuck/rails,Stellenticket/rails,tgxworld/rails,Edouard-chin/rails,illacceptanything/illacceptanything,iainbeeston/rails,Erol/rails,utilum/rails,fabianoleittes/rails,MSP-Greg/rails,yawboakye/rails,georgeclaghorn/rails,flanger001/rails,flanger001/rails,palkan/rails,schuetzm/rails,prathamesh-sonpatki/rails,kmcphillips/rails,mechanicles/rails,bogdanvlviv/rails,rails/rails,palkan/rails,mechanicles/rails,fabianoleittes/rails,yawboakye/rails,aditya-kapoor/rails,shioyama/rails,Stellenticket/rails,printercu/rails,repinel/rails,lcreid/rails,palkan/rails,pvalena/rails,EmmaB/rails-1,lcreid/rails,flanger001/rails,aditya-kapoor/rails,Envek/rails,Edouard-chin/rails,eileencodes/rails,utilum/rails,notapatch/rails,illacceptanything/illacceptanything,rafaelfranca/omg-rails,Vasfed/rails,arunagw/rails,Envek/rails,illacceptanything/illacceptanything,lcreid/rails,iainbeeston/rails,deraru/rails,fabianoleittes/rails,esparta/rails,assain/rails,schuetzm/rails,EmmaB/rails-1,rafaelfranca/omg-rails,fabianoleittes/rails,mohitnatoo/rails,rails/rails,prathamesh-sonpatki/rails,tjschuck/rails,gauravtiwari/rails,lcreid/rails,illacceptanything/illacceptanything,shioyama/rails,Vasfed/rails,vipulnsward/rails,illacceptanything/illacceptanything,iainbeeston/rails,yhirano55/rails,Envek/rails,joonyou/rails,vipulnsward/rails,eileencodes/rails,yalab/rails,aditya-kapoor/rails,Erol/rails,starknx/rails,eileencodes/rails,Erol/rails,assain/rails,yhirano55/rails,joonyou/rails,printercu/rails,untidy-hair/rails,baerjam/rails,assain/rails,mohitnatoo/rails,baerjam/rails,shioyama/rails,schuetzm/rails,arunagw/rails,illacceptanything/illacceptanything,BlakeWilliams/rails,illacceptanything/illacceptanything,tgxworld/rails,kmcphillips/rails,joonyou/rails,utilum/rails,betesh/rails,illacceptanything/illacceptanything,yalab/rails,jeremy/rails,betesh/rails,BlakeWilliams/rails,MSP-Greg/rails,arunagw/rails,betesh/rails,pvalena/rails,tgxworld/rails,deraru/rails,esparta/rails,yhirano55/rails,yahonda/rails,yalab/rails,Erol/rails,prathamesh-sonpatki/rails,joonyou/rails,mohitnatoo/rails,georgeclaghorn/rails,rails/rails,arunagw/rails,georgeclaghorn/rails,yawboakye/rails,esparta/rails,tgxworld/rails,illacceptanything/illacceptanything,EmmaB/rails-1,bogdanvlviv/rails,bogdanvlviv/rails,yahonda/rails,notapatch/rails,yhirano55/rails,prathamesh-sonpatki/rails,Vasfed/rails,MSP-Greg/rails,kddeisz/rails,kddeisz/rails,illacceptanything/illacceptanything,mechanicles/rails,bogdanvlviv/rails,flanger001/rails,tjschuck/rails,repinel/rails,jeremy/rails,rails/rails,rafaelfranca/omg-rails,printercu/rails,repinel/rails,untidy-hair/rails,illacceptanything/illacceptanything,MSP-Greg/rails,gauravtiwari/rails,schuetzm/rails,tjschuck/rails,mechanicles/rails,Stellenticket/rails,pvalena/rails,deraru/rails,notapatch/rails,vipulnsward/rails,jeremy/rails,illacceptanything/illacceptanything,BlakeWilliams/rails,yahonda/rails,esparta/rails,untidy-hair/rails,Envek/rails,Edouard-chin/rails,baerjam/rails,pvalena/rails,Vasfed/rails,jeremy/rails,untidy-hair/rails,baerjam/rails,gauravtiwari/rails,vipulnsward/rails,Stellenticket/rails,palkan/rails,illacceptanything/illacceptanything,yawboakye/rails,deraru/rails