it "should ping all search engines in Pingr::SUPPORTED_SEARCH_ENGINES if config is true" do
        Blogit.configuration.ping_search_engines = true
        Pingr::SUPPORTED_SEARCH_ENGINES.each do |search_engine|
          Pingr::Request.expects(:new).with(search_engine, controller.posts_url(format: :xml)).returns(@pingr)
        end