Ensure that flowId is not false
Ensure that flowId is not false

dshafik/phpunit,luomor/phpunit,didiwuliu/phpunit,tronsha/phpunit,DonaldKellett/phpunit,eelf/phpunit,stof/phpunit,sebastianbergmann/phpunit,masarakki/phpunit,Firehed/phpunit,OndraM/phpunit,duncan3dc/phpunit