revamped pool tests

app/logical/post_sets/favorite.rb

@@ -27,7 +27,7 @@ module PostSets
     end
     
     def relation
-      ::Favorite.model_for(user.id).where("user_id = ?", user.id).order("id desc")
+      ::Favorite.model_for(user.id).where("user_id = ?", user.id).includes(:post).order("id desc")
     end
   end  
 end

app/logical/post_sets/pool.rb

@@ -19,7 +19,7 @@ module PostSets
     end
 
     def posts
-      @posts ||= pool.posts(pagination_options).limit(limit).all
+      @posts ||= pool.posts(pagination_options.merge(:limit => limit)).all
     end
     
     def reload

app/logical/post_sets/sequential.rb

@@ -10,7 +10,7 @@ module PostSets
     
     def slice(relation)
       if before_id
-        relation.where("id < ?", before_id).limit(limit).all
+        relation.where("id < ?", before_id).order("id desc").limit(limit).all
       elsif after_id
         relation.where("id > ?", after_id).order("id asc").limit(limit).all.reverse
       else