Headless Chrome Config on Travis with Rails and Capybara

.travis.yml

# [...]

addons:
  chrome: stable

Gemfile

# [...]

group :test do
  # [...]
  gem 'capybara-selenium'
end

rails_helper.rb

# [...]
require "selenium/webdriver"

Capybara.register_driver :chrome do |app|
  Capybara::Selenium::Driver.new(app, browser: :chrome)
end

Capybara.register_driver :headless_chrome do |app|
  options = Selenium::WebDriver::Chrome::Options.new(args: %w[no-sandbox headless disable-gpu disable-dev-shm-usage])

  Capybara::Selenium::Driver.new(app, browser: :chrome, options: options)
end

Capybara.javascript_driver = :headless_chrome # or optional :chrome for getting a browser locally

# [...]