permission/permissiontest: add more helpers for tests
permission/permissiontest: add more helpers for tests

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