doReturn(candidate).when(cohort).getCandidate();
shard.tell(prepareReadyTransactionMessage(readWrite, shard.underlyingActor(), cohort, transactionID2, modification, true), getRef());
doReturn(candidate).when(cohort).getCandidate();
shard.tell(prepareReadyTransactionMessage(readWrite, shard.underlyingActor(), cohort, transactionID2, modification, true), getRef());