CBL-2036: Add unit test to validate  (#2862)
CBL-2036: Add unit test to validate  (#2862)

* add unit test to validate an issue
couchbase/couchbase-lite-ios,couchbase/couchbase-lite-ios,couchbase/couchbase-lite-ios,couchbase/couchbase-lite-ios,couchbase/couchbase-lite-ios,couchbase/couchbase-lite-ios