Fix supplementing tags process

app/models/supplement_tag_filter.rb

@@ -17,6 +17,8 @@ def apply(item_ids = [])
       items = scope.taggable_items
     end
 
+    items = items.tagged_with(tag.name, on: hub.tagging_key)
+
     # TODO: This can be done, but caching would need to be dealt with
     #values = items.map { |item| "(#{new_tag.id},#{item.id},'FeedItem',#{self.id},'TagFilter','#{hub.tagging_key}')" }.join(',')
     #ActiveRecord::Base.connection.execute("INSERT INTO taggings (tag_id, taggable_id, taggable_type, tagger_id, tagger_type, context) VALUES #{values}")

spec/models/supplement_tag_filter_spec.rb

@@ -43,8 +43,10 @@ def filter_list
         filter.apply
 
         new_tag_lists = tag_lists_for(@feed_items.reload, @hub.tagging_key)
+        tag_lists_not_supplemented = @feed_items.reload.last.applied_tags(@hub).pluck(:name)
 
         expect(new_tag_lists).to show_effects_of filter
+        expect(tag_lists_not_supplemented).not_to include(new_tag_name)
       end
     end