MB-10789: [6] Unit tests for bloomfilters

For Value-only and full eviction modes

Change-Id: I8916f8ded688d0e20fa57adcace73960e473a0eb
Reviewed-on: http://review.couchbase.org/41862
Reviewed-by: Chiyoung Seo <chiyoung@couchbase.com>
Tested-by: abhinav dangeti <abhinav@couchbase.com>