Extract capybara_driver setup into sharable file

No need to maintain the same drivers and it's wast options in all our
gems separately.

Author: tvdeyen

admin/spec/spec_helper.rb

@@ -42,29 +42,11 @@
 # CAPYBARA & SELENIUM
 require "capybara/rspec"
 require 'capybara-screenshot/rspec'
-require "selenium/webdriver"
+require "spree/testing_support/capybara_driver"
+
 Capybara.save_path = ENV['CIRCLE_ARTIFACTS'] if ENV['CIRCLE_ARTIFACTS']
 Capybara.exact = true
 Capybara.disable_animation = true
-Capybara.register_driver :selenium_chrome_headless do |app|
-  browser_options = ::Selenium::WebDriver::Chrome::Options.new
-  browser_options.args << '--headless'
-  browser_options.args << '--disable-gpu'
-  browser_options.args << '--window-size=1920,1080'
-  browser_options.args << '--disable-backgrounding-occluded-windows'
-  Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
-end
-Capybara.register_driver :selenium_chrome_headless_docker_friendly do |app|
-  browser_options = ::Selenium::WebDriver::Chrome::Options.new
-  browser_options.args << '--headless'
-  browser_options.args << '--disable-gpu'
-  # Sandbox cannot be used inside unprivileged Docker container
-  browser_options.args << '--no-sandbox'
-  browser_options.args << '--window-size=1240,1400'
-  browser_options.args << '--disable-backgrounding-occluded-windows'
-  Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
-end
-Capybara.javascript_driver = (ENV['CAPYBARA_DRIVER'] || :selenium_chrome_headless).to_sym
 Capybara.default_max_wait_time = ENV['DEFAULT_MAX_WAIT_TIME'].to_f if ENV['DEFAULT_MAX_WAIT_TIME'].present?
 Capybara.enable_aria_label = true
 

backend/spec/spec_helper.rb

@@ -51,28 +51,7 @@
 Capybara.save_path = ENV['CIRCLE_ARTIFACTS'] if ENV['CIRCLE_ARTIFACTS']
 Capybara.exact = true
 
-require "selenium/webdriver"
-
-Capybara.register_driver :selenium_chrome_headless do |app|
-  browser_options = ::Selenium::WebDriver::Chrome::Options.new
-  browser_options.args << '--headless'
-  browser_options.args << '--disable-gpu'
-  browser_options.args << '--window-size=1920,1080'
-  browser_options.args << '--disable-backgrounding-occluded-windows'
-  Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
-end
-Capybara.register_driver :selenium_chrome_headless_docker_friendly do |app|
-  browser_options = ::Selenium::WebDriver::Chrome::Options.new
-  browser_options.args << '--headless'
-  browser_options.args << '--disable-gpu'
-  # Sandbox cannot be used inside unprivileged Docker container
-  browser_options.args << '--no-sandbox'
-  browser_options.args << '--window-size=1240,1400'
-  browser_options.args << '--disable-backgrounding-occluded-windows'
-  Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
-end
-
-Capybara.javascript_driver = (ENV['CAPYBARA_DRIVER'] || :selenium_chrome_headless).to_sym
+require "spree/testing_support/capybara_driver"
 
 Rails.application.config.i18n.raise_on_missing_translations = true
 

core/lib/spree/testing_support/capybara_driver.rb

@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+require "selenium/webdriver"
+
+Capybara.register_driver :selenium_chrome_headless do |app|
+  browser_options = ::Selenium::WebDriver::Chrome::Options.new
+  browser_options.args << '--headless'
+  browser_options.args << '--disable-gpu'
+  browser_options.args << '--window-size=1920,1080'
+  browser_options.args << '--disable-backgrounding-occluded-windows'
+  Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
+end
+
+Capybara.register_driver :selenium_chrome_headless_docker_friendly do |app|
+  browser_options = ::Selenium::WebDriver::Chrome::Options.new
+  browser_options.args << '--headless'
+  browser_options.args << '--disable-gpu'
+  # Sandbox cannot be used inside unprivileged Docker container
+  browser_options.args << '--no-sandbox'
+  browser_options.args << '--window-size=1240,1400'
+  browser_options.args << '--disable-backgrounding-occluded-windows'
+  Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
+end
+
+Capybara.javascript_driver = (ENV['CAPYBARA_DRIVER'] || :selenium_chrome_headless).to_sym

legacy_promotions/spec/rails_helper.rb

@@ -43,36 +43,16 @@
 require 'cancan/matchers'
 require 'spree/testing_support/capybara_ext'
 
-require "selenium/webdriver"
-
 ActiveJob::Base.queue_adapter = :test
 
 Spree::TestingSupport::FactoryBot.add_paths_and_load!
 
-Capybara.register_driver :selenium_chrome_headless do |app|
-  browser_options = ::Selenium::WebDriver::Chrome::Options.new
-  browser_options.args << '--headless'
-  browser_options.args << '--disable-gpu'
-  browser_options.args << '--window-size=1920,1080'
-  browser_options.args << '--disable-backgrounding-occluded-windows'
-  Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
-end
-Capybara.register_driver :selenium_chrome_headless_docker_friendly do |app|
-  browser_options = ::Selenium::WebDriver::Chrome::Options.new
-  browser_options.args << '--headless'
-  browser_options.args << '--disable-gpu'
-  # Sandbox cannot be used inside unprivileged Docker container
-  browser_options.args << '--no-sandbox'
-  browser_options.args << '--window-size=1240,1400'
-  browser_options.args << '--disable-backgrounding-occluded-windows'
-  Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
-end
+require "spree/testing_support/capybara_driver"
 
 # AXE - ACCESSIBILITY
 require 'axe-rspec'
 require 'axe-capybara'
 
-Capybara.javascript_driver = (ENV['CAPYBARA_DRIVER'] || :selenium_chrome_headless).to_sym
 Capybara.enable_aria_label = true
 
 # VIEW COMPONENTS

promotions/spec/rails_helper.rb

@@ -61,7 +61,6 @@
 require "cancan/matchers"
 require "spree/testing_support/capybara_ext"
 
-require "selenium/webdriver"
 # Requires factories defined in Solidus core and this extension.
 # See: lib/solidus_promotions/testing_support/factories.rb
 require "spree/testing_support/factory_bot"
@@ -75,27 +74,8 @@
 Spree::Config.promotions = SolidusPromotions.configuration
 ActiveJob::Base.queue_adapter = :test
 
-Capybara.register_driver :selenium_chrome_headless do |app|
-  browser_options = ::Selenium::WebDriver::Chrome::Options.new
-  browser_options.args << '--headless'
-  browser_options.args << '--disable-gpu'
-  browser_options.args << '--window-size=1920,1080'
-  browser_options.args << '--disable-backgrounding-occluded-windows'
-  Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
-end
-
-Capybara.register_driver :selenium_chrome_headless_docker_friendly do |app|
-  browser_options = ::Selenium::WebDriver::Chrome::Options.new
-  browser_options.args << '--headless'
-  browser_options.args << '--disable-gpu'
-  # Sandbox cannot be used inside unprivileged Docker container
-  browser_options.args << '--no-sandbox'
-  browser_options.args << '--window-size=1240,1400'
-  browser_options.args << '--disable-backgrounding-occluded-windows'
-  Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
-end
+require "spree/testing_support/capybara_driver"
 
-Capybara.javascript_driver = (ENV['CAPYBARA_DRIVER'] || :selenium_chrome_headless).to_sym
 # Allow Capybara to find elements by aria-label attributes
 Capybara.enable_aria_label = true