# call with "GET /sleep<d> HTTP/1.1\r\n\r\n", where <d> is the number of
# seconds to sleep
# same as TestApps::SLEEP

run lambda { |env|
  dly = (env['REQUEST_PATH'][/\/sleep(\d+)/,1] || '0').to_i
  sleep dly
  [200, {"Content-Type" => "text/plain"}, ["Slept #{dly}"]]
}