Standalone RSpec + Capybara Suite

Gemfile

source "https://rubygems.org"

gem "rspec"
gem "capybara"
gem "headless"

spec_helper.rb

require 'rubygems'
require 'bundler/setup'

require 'rspec'
require 'capybara/rspec'

RSpec.configure do |config|

  Capybara.configure do |capybara|
    capybara.run_server = false
    capybara.app_host = 'https://example.com/'
    capybara.default_driver = :selenium

    require 'headless'
    headless = Headless.new
    headless.start
  end

  config.include Capybara::DSL
end