CBQE-2387:add test for MB-10921

Change-Id: Iaaf253ce3f267b27f6835d761a33056da1595661
Reviewed-on: http://review.couchbase.org/42707
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Iryna Mironava <irynamironava@yandex.ru>
Reviewed-by: Ketaki Gangal <ketakigangal@gmail.com>