private void createStage(long startStageId, int count, HostEntity hostEntity,
      RequestEntity requestEntity, HostRoleStatus status) {
    createStage(startStageId, count, hostEntity, requestEntity, status, false, false, false);
  }
Creates a single stage with the specified number of commands.

@param startStageId
@param count
@param hostEntity
@param requestEntity
@param status
@return
ambari-server/src/test/java/org/apache/ambari/server/orm/dao/HostRoleCommandDAOTest.java