Review Request 38717: Second ambari-server silent-mode setup does not switch DB - add unit tests

[Vitalyi Brodetskyi]

-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/38717/
-----------------------------------------------------------

Review request for Ambari and Andrew Onischuk.


Bugs: AMBARI-13226
    https://issues.apache.org/jira/browse/AMBARI-13226


Repository: ambari


Description
-------

add unit test for case when user setup ambari with preset dbms.


Diffs
-----

  ambari-server/src/test/python/TestAmbariServer.py 718e547 

Diff: https://reviews.apache.org/r/38717/diff/


Testing
-------

mvn clean test


Thanks,

Vitalyi Brodetskyi