RSpecでexsample実行後に残ってるレコードをすべて削除する何らかのアレ

cleaner.rb

# for rspec1.3.1

require 'benchmark'

module Spec
  module Example
    module ExampleGroupMethods
      # alias_method :orig_run, :run

      MODEL_DIR = File.join(RAILS_ROOT, "app/models")

      def clean_up_models
        models = nil

        tms = Benchmark.measure {
          models = Dir.glob(File.join(MODEL_DIR, "**/*.rb")).map{|m|
            begin
              m.sub(File.join(MODEL_DIR, "/"), '').sub(/\.rb$/,'').camelize.constantize
            rescue LoadError
              nil
            end
          }.reject(&:nil?).select{|c| c <= ActiveRecord::Base }.uniq.each{|c|
            if c.count > 0
              puts "Delete #{c} -> count: #{c.count}"
              c.delete_all
            end
          }
        }

        if models.present?
          puts "-" * 80
          puts Benchmark::CAPTION
          puts tms
          puts "-" * 80
        end
      end

      clean_up_models
#      def run(run_options)
#        success = orig_run(run_options)
#        clean_up_models
#        success
#      end

    end
  end
end