Added exception test case for mocking multiple interfaces when passed a non-existing class/interface
Added exception test case for mocking multiple interfaces when passed a non-existing class/interface

TiagoMaiaL/mockery,padraic/mockery,yeka/mockery,jenswiese/mockery,majisti/mockery,5outh/mockery,tfrommen/mockery,florianeckerstorfer/mockery,Big-Shark/mockery,TiagoMaiaL/mockery,fhinkel/mockery,kminh/mockery,jenswiese/mockery,florianeckerstorfer/mockery,5outh/mockery,Big-Shark/mockery,yeka/mockery,tfrommen/mockery,kminh/mockery,fhinkel/mockery