class Minitest::Reporters::JUnitReporter

def xml_message_for(test)
  # This is a trick lifted from ci_reporter

  xml = Builder::XmlMarkup.new(:indent => 2, :margin => 2)
  def xml.trunc!(txt)
    txt.sub(/\n.*/m, '...')
  end
  e = test.failure
  if test.skipped?
    xml.skipped(:type => test.name)
  elsif test.error?
    xml.error(:type => test.name, :message => xml.trunc!(e.message)) do
      xml.text!(message_for(test))
    end
  elsif test.failure
    xml.failure(:type => test.name, :message => xml.trunc!(e.message)) do
      xml.text!(message_for(test))
    end
  end
end