tweeked test so that middleware.py now has 100% code coverage
tweeked test so that middleware.py now has 100% code coverage

pjz/Zappa,longzhi/Zappa,anush0247/Zappa,scoates/Zappa,mathom/Zappa,parroyo/Zappa,anush0247/Zappa,michi88/Zappa,mathom/Zappa,michi88/Zappa,scoates/Zappa,Miserlou/Zappa,longzhi/Zappa,pjz/Zappa,parroyo/Zappa,Miserlou/Zappa