Method with_server has 26 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  def with_server(**options, &app)
    @requests_count = 0 # number of requests processed
    @requests_running = 0 # current number of requests running
    @requests_max_running = 0 # max number of requests running in parallel
    @mutex = Mutex.new

Method add_unix_listener has 26 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    def add_unix_listener(path, umask=nil, mode=nil, backlog=1024)
      # Let anyone connect by default
      umask ||= 0

      begin

Method select_loop has 26 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    def select_loop
      close_selector = true
      begin
        until @input.closed? && @input.empty?
          # Wakeup any registered object that receives incoming data.

Method set_remote_address has 26 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    def set_remote_address(val=:socket)
      case val
      when :socket
        @options[:remote_address] = val
      when :localhost

Method curl_and_get_response has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

  def curl_and_get_response(url, method: :get, args: nil); require 'open3'
    cmd = "curl -s -v --show-error #{args} -X #{method.to_s.upcase} -k #{url}"
    begin
      out, err, status = Open3.capture3(cmd)
    rescue Errno::ENOENT

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Method run_wrk_parse has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

    def run_wrk_parse(cmd, log: false)
      STDOUT.syswrite cmd.ljust 55

      if @dly_app
        cmd.sub! ' -H ', " -H 'Dly: #{@dly_app.round 4}' -H "

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Method serialize_value has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

      def serialize_value(output, value)
        case value
        when Hash
          output << '{'
          value.each_with_index do |(k, v), index|

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Method set_remote_address has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

    def set_remote_address(val=:socket)
      case val
      when :socket
        @options[:remote_address] = val
      when :localhost

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Method write has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

      def write(data)
        return 0 if data.empty?

        data_size = data.bytesize
        need = data_size

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Avoid deeply nested control flow statements.

Open

                  if idle_workers[pid]
                    idle_workers.delete pid
                  else
                    idle_workers[pid] = true
                  end

Method test_ssl_v3_rejection has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

  def test_ssl_v3_rejection
    skip("SSLv3 protocol is unavailable") if Puma::MiniSSL::OPENSSL_NO_SSL3
    start_server

    assert_raises(OpenSSL::SSL::SSLError) do

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Avoid deeply nested control flow statements.

Open

                  if !booted && @workers.none? {|worker| worker.last_status.empty?}
                    @events.fire_on_booted!
                    debug_loaded_extensions("Loaded Extensions - master:") if @log_writer.debug?
                    booted = true
                  end

Method test_drain_on_shutdown has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

  def test_drain_on_shutdown(drain=true)
    num_connections = 10

    wait = Queue.new
    server_run(drain_on_shutdown: drain, max_threads: 1) do

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Method partial_hijack_closes_body has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

  def partial_hijack_closes_body(hdrs, body)
    server_run do
      if @available
        @available = false
        [200, hdrs, body]

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Method str_headers has 6 arguments (exceeds 4 allowed). Consider refactoring.

Open

    def str_headers(env, status, headers, res_body, io_buffer, force_keep_alive)

Method teardown has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

  def teardown
    return if skipped?
    @server.stop(true)
    assert_empty @log_writer.stdout.string
    assert_empty @log_writer.stderr.string

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Method check_workers has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    def check_workers
      return if @next_check >= Time.now

      @next_check = Time.now + @options[:worker_check_interval]

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Method thread_run_step has 6 arguments (exceeds 4 allowed). Consider refactoring.

Open

  def thread_run_step(replies, delay, sleep_time, step, mutex, refused, unix: false)

Method test_verify_client_cert_roundtrip has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

  def test_verify_client_cert_roundtrip(tls1_2 = nil)
    cert_path = File.expand_path '../examples/puma/client-certs', __dir__
    bind_port

    config = <<~CONFIG

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Method spawn_workers has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    def spawn_workers
      diff = @options[:workers] - @workers.size
      return if diff < 1

      master = Process.pid

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