CBQE-1546: add scalar tests tuq

Change-Id: Iad732a23a1e21c4652db4b6ec3868cff7d66f0bb
Reviewed-on: http://review.couchbase.org/29682
Reviewed-by: Iryna Mironava <irynamironava@yandex.ru>
Tested-by: Iryna Mironava <irynamironava@yandex.ru>