CBQE-1586: add more index tests tuq

Change-Id: I8760cae1f90c0bc026d54fe6f21d98baab7e329d
Reviewed-on: http://review.couchbase.org/30987
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Iryna Mironava <irynamironava@yandex.ru>