stopgap measure for #1210

test/unit/post_test.rb

@@ -741,6 +741,15 @@ class PostTest < ActiveSupport::TestCase
         CurrentUser.ip_addr = nil
       end
 
+      should "periodically clean the fav_string" do
+        @post.update_column(:fav_string, "fav:1 fav:1 fav:1")
+        @post.update_column(:fav_count, 3)
+        @post.stubs(:clean_fav_string?).returns(true)
+        @post.append_user_to_fav_string(2)
+        assert_equal("fav:1 fav:2", @post.fav_string)
+        assert_equal(2, @post.fav_count)
+      end
+
       should "increment the user's favorite_count" do
         assert_difference("CurrentUser.favorite_count", 1) do
           @post.add_favorite!(@user)