added a unit test for the method processMessages
added a unit test for the method processMessages

etcd-io/etcd,rnaveiras/etcd,ajityagaty/etcd,mkumatag/etcd,ajityagaty/etcd,mqliang/etcd,mqliang/etcd,etcd-io/etcd,mkumatag/etcd,rnaveiras/etcd,mqliang/etcd,etcd-io/etcd,rnaveiras/etcd,mkumatag/etcd,ajityagaty/etcd