10up/ElasticPress — pull request #162 by tlovett1 (2014-11-12 19:17:00+00:00)
Title: Dont use like_text unless we have a non-empty search string; test

We don't want to add the `like_text` query unless we have a non empty search string. This mimcs the behavior of MySQL or WP which will return everything if `s` is empty.