BIND 10 #2781: Stats.do_polling should have direct tests

[BIND 10 Development]

#2781: Stats.do_polling should have direct tests
-------------------------------------+-------------------------------------
            Reporter:  jinmei        |                        Owner:
                Type:  defect        |  UnAssigned
            Priority:  medium        |                       Status:
           Component:  statistics    |  reviewing
            Keywords:                |                    Milestone:  Next-
           Sensitive:  0             |  Sprint-Proposed
         Sub-Project:  Core          |                   Resolution:
Estimated Difficulty:  4             |                 CVSS Scoring:
         Total Hours:  0             |              Defect Severity:  N/A
                                     |  Feature Depending on Ticket:
                                     |          Add Hours to Ticket:  0
                                     |                    Internal?:  0
-------------------------------------+-------------------------------------

Comment (by naokikambe):

 I've pushed implementation to skip polling to the branch. If CC Session
 times out, stats give up polling and keep running instead of falling down.
 Also log messages to warn it are added.

-- 
Ticket URL: <http://bind10.isc.org/ticket/2781#comment:4>
BIND 10 Development <http://bind10.isc.org>
BIND 10 Development