WEBrick error handling example

webrick_400_example.rb

# frozen_string_literal: true

require "socket"
require "webrick"

server = WEBrick::HTTPServer.new Host: "localhost", Port: 22_222
Thread.start { server.start }
sleep 0.5
p "server started"

request = <<~REQUEST
  GET / HTTP/1.0

REQUEST

socket = TCPSocket.new "127.0.0.1", 22_222
socket.write(request.gsub("\n", "\r\n"))
p "request sent form #{socket.local_address.ip_address}:#{socket.local_address.ip_port}"

sleep 0.5
socket = TCPSocket.new "::1", 22_222
socket.write(request.gsub("\n", "\r\n"))
p "request sent form #{socket.local_address.ip_address}:#{socket.local_address.ip_port}"

sleep 0.5
server.stop