# frozen_string_literal: true Capybara.register_server :default do |app, port, _host| Capybara.run_default_server(app, port) end Capybara.register_server :webrick do |app, port, host, **options| require 'rack/handler/webrick' options = { Host: host, Port: port, AccessLog: [], Logger: WEBrick::Log.new(nil, 0) }.merge(options) Rack::Handler::WEBrick.run(app, options) end Capybara.register_server :puma do |app, port, host, **options| begin require 'rack/handler/puma' rescue LoadError raise LoadError, 'Capybara is unable to load `puma` for its server, please add `puma` to your project or specify a different server via something like `Capybara.server = :webrick`.' else unless Rack::Handler::Puma.respond_to?(:config) raise LoadError, 'Capybara requires `puma` version 3.8.0 or higher, please upgrade `puma` or register and specify your own server block' end end # If we just run the Puma Rack handler it installs signal handlers which prevent us from being able to interrupt tests. # Therefore construct and run the Server instance ourselves. # Rack::Handler::Puma.run(app, { Host: host, Port: port, Threads: "0:4", workers: 0, daemon: false }.merge(options)) options = { Host: host, Port: port, Threads: '0:4', workers: 0, daemon: false }.merge(options) conf = Rack::Handler::Puma.config(app, options) events = conf.options[:Silent] ? ::Puma::Events.strings : ::Puma::Events.stdio events.log 'Capybara starting Puma...' events.log "* Version #{Puma::Const::PUMA_VERSION} , codename: #{Puma::Const::CODE_NAME}" events.log "* Min threads: #{conf.options[:min_threads]}, max threads: #{conf.options[:max_threads]}" Puma::Server.new(conf.app, events, conf.options).tap do |s| s.binder.parse conf.options[:binds], s.events s.min_threads, s.max_threads = conf.options[:min_threads], conf.options[:max_threads] end.run.join end