CBQE-1531: add array test to query tool tests

Change-Id: Ifef7da90219a07e9edf4887c87368a9dbf62bf43
Reviewed-on: http://review.couchbase.org/29332
Reviewed-by: Iryna Mironava <irynamironava@yandex.ru>
Tested-by: Iryna Mironava <irynamironava@yandex.ru>