# File lib/autotest.rb, line 192
  def add_test_unit_mappings
    #file in /lib -> run test in /test
    self.add_mapping(/^lib\/.*\.rb$/) do |filename, _|
      possible = File.basename(filename).gsub '_', '_?'
      files_matching %r%^test/.*#{possible}$%
    end

    #file in /test -> run it
    self.add_mapping(/^test.*\/test_.*rb$/) do |filename, _|
      filename
    end
  end