test multiple clients
test multiple clients

ref #49 #94

michaellihs/gitlab,agops/gitlab,aaam/gitlab,NARKOZ/gitlab,yonglehou/gitlab,NARKOZ/gitlab,randx/gitlab,marc-ta/gitlab,raine/gitlab,aaam/gitlab,michaellihs/gitlab,ondra-m/gitlab,marc-ta/gitlab,nanofi/gitlab,ondra-m/gitlab,yonglehou/gitlab,raine/gitlab,agops/gitlab,nanofi/gitlab