Fix empty folder test cases
Fix empty folder test cases

mobify/nightwatch,aahill50/dibs-nightwatch,gatero/nightwatch,aedile/nightwatch,CoderK/nightwatch,LucioFranco/nightwatch,byron7g7/nightwatch,feedhenry/nightwatch,miguelangelrr6/originnightwatch,pmstss/nightwatch,joel-airspring/nightwatch,prolificcoder/nightwatch,campbellwmorgan/nightwatch,Crunch-io/nightwatch,JonDum/nightwatch,mbixby/nightwatch,beatfactor/nightwatch,matskiv/nightwatch,iabw/nightwatch,sknopf/nightwatch,teleological/nightwatch,kpiwko/nightwatch,awatson1978/nightwatch,nightwatchjs/nightwatch,ervinb/nightwatch,obulisaravanan/nightwatch,Crunch-io/nightwatch,vuthelinh/nightwatch,nightwatchjs/nightwatch,bluemind-net/nightwatch,joel-airspring/nightwatch,lukaszw82/nightwatch,ervinb/nightwatch,campbellwmorgan/nightwatch