+def available_port for_what
+ begin
+ Addrinfo.tcp("0.0.0.0", 0).listen do |srv|
+ port = srv.connect_address.ip_port
+ # Selenium needs an additional locking port, check if it's available
+ # and retry if necessary.
+ if for_what == 'selenium'
+ locking_port = port - 1
+ Addrinfo.tcp("0.0.0.0", locking_port).listen.close
+ end
+ STDERR.puts "Using port #{port} for #{for_what}"
+ return port
+ end
+ rescue Errno::EADDRINUSE, Errno::EACCES
+ retry
+ end
+end
+
+def selenium_opts
+ {
+ port: available_port('selenium'),
+ }
+end
+
+def poltergeist_opts
+ {
+ phantomjs_options: ['--ignore-ssl-errors=true'],
+ port: available_port('poltergeist'),
+ window_size: [1200, 800],
+ }
+end
+
+Capybara.register_driver :poltergeist do |app|
+ Capybara::Poltergeist::Driver.new app, poltergeist_opts
+end
+
+Capybara.register_driver :poltergeist_debug do |app|
+ Capybara::Poltergeist::Driver.new app, poltergeist_opts.merge(inspector: true)
+end
+
+Capybara.register_driver :poltergeist_with_fake_websocket do |app|
+ js = File.expand_path '../support/fake_websocket.js', __FILE__
+ Capybara::Poltergeist::Driver.new app, poltergeist_opts.merge(extensions: [js])
+end
+
+Capybara.register_driver :poltergeist_without_file_api do |app|
+ js = File.expand_path '../support/remove_file_api.js', __FILE__
+ Capybara::Poltergeist::Driver.new app, poltergeist_opts.merge(extensions: [js])
+end
+
+Capybara.register_driver :selenium do |app|
+ Capybara::Selenium::Driver.new app, selenium_opts
+end
+
+Capybara.register_driver :selenium_with_download do |app|
+ profile = Selenium::WebDriver::Firefox::Profile.new
+ profile['browser.download.dir'] = DownloadHelper.path.to_s
+ profile['browser.download.downloadDir'] = DownloadHelper.path.to_s
+ profile['browser.download.defaultFolder'] = DownloadHelper.path.to_s
+ profile['browser.download.folderList'] = 2 # "save to user-defined location"
+ profile['browser.download.manager.showWhenStarting'] = false
+ profile['browser.helperApps.alwaysAsk.force'] = false
+ profile['browser.helperApps.neverAsk.saveToDisk'] = 'text/plain,application/octet-stream'
+ Capybara::Selenium::Driver.new app, selenium_opts.merge(profile: profile)
+end
+