provision/swarm: adds better testing for shell
provision/swarm: adds better testing for shell

ArxdSilva/tsuru,gwmoura/tsuru,ArxdSilva/tsuru,ArxdSilva/tsuru,cezarsa/tsuru,ggarnier/tsuru,gwmoura/tsuru,ggarnier/tsuru,tsuru/tsuru,ArxdSilva/tsuru,guilhermebr/tsuru,guilhermebr/tsuru,tsuru/tsuru,guilhermebr/tsuru,ggarnier/tsuru,cezarsa/tsuru,tsuru/tsuru,tsuru/tsuru,guilhermebr/tsuru,cezarsa/tsuru,gwmoura/tsuru,ggarnier/tsuru,cezarsa/tsuru