# File lib/abingo/experiment.rb, line 40
  def self.exists?(test_name)
    cache_key = "Abingo::Experiment::exists(#{test_name})".gsub(" ", "_")
    ret = Abingo.cache.fetch(cache_key) do
      count = Abingo::Experiment.count(:conditions => {:test_name => test_name})
      count > 0 ? count : nil
    end
    (!ret.nil?)
  end