Use file_exists to fix the unittests
Use file_exists to fix the unittests

nextcloud/server,IljaN/core,IljaN/core,pixelipo/server,whitekiba/server,pollopolea/core,phil-davis/core,sharidas/core,lrytz/core,pollopolea/core,owncloud/core,endsguy/server,owncloud/core,Ardinis/server,Ardinis/server,cernbox/core,Ardinis/server,pmattern/server,michaelletzgus/nextcloud-server,pixelipo/server,jbicha/server,endsguy/server,andreas-p/nextcloud-server,jbicha/server,pmattern/server,endsguy/server,pmattern/server,michaelletzgus/nextcloud-server,sharidas/core,whitekiba/server,bluelml/core,sharidas/core,nextcloud/server,pixelipo/server,Ardinis/server,lrytz/core,pixelipo/server,pmattern/server,jbicha/server,bluelml/core,bluelml/core,cernbox/core,bluelml/core,michaelletzgus/nextcloud-server,xx621998xx/server,sharidas/core,pmattern/server,cernbox/core,pollopolea/core,andreas-p/nextcloud-server,whitekiba/server,jbicha/server,IljaN/core,lrytz/core,IljaN/core,nextcloud/server,jbicha/server,IljaN/core,xx621998xx/server,sharidas/core,owncloud/core,pollopolea/core,whitekiba/server,xx621998xx/server,lrytz/core,cernbox/core,owncloud/core,cernbox/core,endsguy/server,xx621998xx/server,michaelletzgus/nextcloud-server,andreas-p/nextcloud-server,pollopolea/core,bluelml/core,xx621998xx/server,lrytz/core,pixelipo/server,nextcloud/server,whitekiba/server,andreas-p/nextcloud-server,owncloud/core,endsguy/server,andreas-p/nextcloud-server,Ardinis/server