Add tests for cp_path_sub
Add tests for cp_path_sub

DomT4/brew,reitermarkus/brew,Homebrew/brew,amar-laksh/brew_sudo,maxim-belkin/brew,toonetown/homebrew,aw1621107/brew,palxex/brew,mgrimes/brew,vitorgalvao/brew,mgrimes/brew,gregory-nisbet/brew,alyssais/brew,hanxue/linuxbrew,mahori/brew,ilovezfs/brew,Linuxbrew/brew,aw1621107/brew,nandub/brew,jmsundar/brew,maxim-belkin/brew,DomT4/brew,mistydemeo/homebrew,reelsense/brew,pseudocody/brew,bfontaine/brew,Linuxbrew/brew,maxim-belkin/brew,Homebrew/brew,tonyg/homebrew,konqui/brew,EricFromCanada/brew,claui/brew,amar-laksh/brew_sudo,EricFromCanada/brew,mahori/brew,sjackman/homebrew,MikeMcQuaid/brew,mgrimes/brew,staticfloat/brew,alyssais/brew,pseudocody/brew,ilovezfs/brew,rwhogg/brew,gordonmcshane/homebrew,pseudocody/brew,JCount/brew,toonetown/homebrew,sjackman/homebrew,Homebrew/brew,vitorgalvao/brew,reitermarkus/brew,JCount/brew,JCount/brew,vitorgalvao/brew,mistydemeo/homebrew,tonyg/homebrew,rwhogg/brew,gregory-nisbet/brew,DomT4/brew,amar-laksh/brew_sudo,MikeMcQuaid/brew,sjackman/homebrew,vitorgalvao/brew,mistydemeo/homebrew,staticfloat/brew,MikeMcQuaid/brew,claui/brew,muellermartin/dist,aw1621107/brew,palxex/brew,jmsundar/brew,nandub/brew,gordonmcshane/homebrew,Homebrew/brew,muellermartin/dist,EricFromCanada/brew,AnastasiaSulyagina/brew,AnastasiaSulyagina/brew,claui/brew,reelsense/brew,staticfloat/brew,Linuxbrew/brew,reelsense/brew,zmwangx/brew,AnastasiaSulyagina/brew,DomT4/brew,gordonmcshane/homebrew,jmsundar/brew,sjackman/homebrew,konqui/brew,zmwangx/brew,ilovezfs/brew,nandub/brew,konqui/brew,alyssais/brew,bfontaine/brew,JCount/brew,MikeMcQuaid/brew,Linuxbrew/brew,zmwangx/brew,toonetown/homebrew,hanxue/linuxbrew,tonyg/homebrew,rwhogg/brew,mahori/brew,reitermarkus/brew,bfontaine/brew,muellermartin/dist,reitermarkus/brew,hanxue/linuxbrew,mahori/brew,palxex/brew,gregory-nisbet/brew,EricFromCanada/brew,konqui/brew,claui/brew,nandub/brew