couchbase/couchbase-ruby-client — pull request #3 by bhavinjavia (2012-07-02 11:38:29+00:00)
Title: ActiveSupport::Cache::CouchbaseStore#write_entry should raise Couchbase::Error::KeyExists

when `:unless_exists => true` irrespective of `quiet` or `raise_errors` setting.

This is as per the behavior of store as specified in `TestStore#test_add`