gems:

• gem 'capybara', '2.10.1'
• gem 'selenium-webdriver', '3.0.3'

We will use selenium-webdriver version '3.0.3' which needs Firefox version 50.0.2.

!!! IMPORTANT!!! Check selenium gem version is compatible with Firefox version.

• check compatibility:

  • https://github.com/SeleniumHQ/selenium/blob/master/java/CHANGELOG
  • https://github.com/santiycr/selenium-firefox-support-matrix

• Install Firefox on Ubuntu Read: http://libre-software.net/how-to-install-firefox-on-ubuntu-linux-mint/

• if needed install the older version of Firefox:

  • https://support.mozilla.org/en-US/kb/install-older-version-of-firefox

require 'rubygems'
require 'selenium-webdriver'

driver = Selenium::WebDriver.for :firefox
driver.manage.timeouts.implicit_wait = 10 # seconds

driver.get "http://stackoverflow.com"

puts "Page title is #{driver.title}"

driver.quit

require 'rubygems'
require 'capybara'
require 'capybara/dsl'

Capybara.run_server = false
Capybara.current_driver = :selenium
Capybara.app_host = 'http://stackoverflow.com'
#Capybara.server_port = 3000

module MyCapybaraTest
  class Test
    include Capybara::DSL
    
    def test
      visit('http://stackoverflow.com')
      
      puts "Page title is #{page.title}"
    end
  end
end



t = MyCapybaraTest::Test.new
t.test

require 'selenium-webdriver'
require 'headless'


headless = Headless.new(display: 99)
headless.start

driver = Selenium::WebDriver.for :firefox
driver.navigate.to 'http://stackoverflow.com'
puts driver.title

headless.destroy