CBQE-719: fail test once view query get more items than expected

Change-Id: I0e015bf1edeb027ff5670999fefe2645548d9f4b
Reviewed-on: http://review.couchbase.org/23904
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Deepkaran Salooja <deepkaran.salooja@globallogic.com>