capybara_helper.rb 3.2 KB

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  1. # frozen_string_literal: true
  2. require 'capybara/rspec'
  3. require 'selenium/webdriver'
  4. # Check if Capybara should be running against a remote Selenium instance
  5. def remote_selenium?
  6. (ENV['SELENIUM_FIREFOX_HOST'] || ENV['SELENIUM_CHROME_HOST']) && ENV['SELENIUM_PORT']
  7. end
  8. if !remote_selenium?
  9. require 'webdrivers'
  10. # Only check Webdrivers updates onces per day
  11. Webdrivers.cache_time = 86_400
  12. end
  13. Capybara.default_max_wait_time = 10
  14. Capybara.server = :puma, {Silent: true}
  15. # Condtionally swap driver setup, defaults to `:headless_firefox`
  16. def selenium_driver
  17. return @selenium_driver if @selenium_driver
  18. selenium_driver = []
  19. if remote_selenium?
  20. selenium_driver.push('remote')
  21. elsif ENV['CAPYBARA_GUI_DRIVER'] != 'true'
  22. selenium_driver.push('headless')
  23. end
  24. case ENV['CAPYBARA_JS_DRIVER']
  25. when 'chrome'
  26. selenium_driver.push('chrome')
  27. when 'firefox'
  28. selenium_driver.push('firefox')
  29. else
  30. selenium_driver.push('firefox')
  31. end
  32. @selenium_driver = selenium_driver.join('_').to_sym
  33. end
  34. # Setting app_host and default_host here have no bearing on test runners.
  35. # These must be set in a `before` block for each test, i.e. in rails_helper.rb
  36. # Capybara.app_host = "http://#{ip}:#{app_host_port}"
  37. # Capybara.default_host = "http://#{ip}:#{app_host_port}"
  38. Capybara.server_port = ENV['APP_HOST_PORT'] if ENV['APP_HOST_PORT']
  39. Capybara.server_host = '0.0.0.0' if remote_selenium?
  40. # Headless firefox and chrome configuration. Useful for CI matrices.
  41. # See https://gist.github.com/bbonamin/4b01be9ed5dd1bdaf909462ff4fdca95
  42. Capybara.register_driver :firefox do |app|
  43. Capybara::Selenium::Driver.new(app, browser: :firefox)
  44. end
  45. Capybara.register_driver :headless_firefox do |app|
  46. options = Selenium::WebDriver::Firefox::Options.new
  47. options.headless! # added on https://github.com/SeleniumHQ/selenium/pull/4762
  48. Capybara::Selenium::Driver.new(app, browser: :firefox, options: options)
  49. end
  50. options = Selenium::WebDriver::Chrome::Options.new
  51. options.add_preference(:download, prompt_for_download: false,
  52. default_directory: '/tmp/downloads')
  53. options.add_preference(:browser, set_download_behavior: {behavior: 'allow'})
  54. Capybara.register_driver :chrome do |app|
  55. Capybara::Selenium::Driver.new(app, browser: :chrome, options: options)
  56. end
  57. Capybara.register_driver :headless_chrome do |app|
  58. options.add_argument('--headless')
  59. options.add_argument('--disable-gpu')
  60. options.add_argument('--window-size=1280,800')
  61. driver = Capybara::Selenium::Driver.new(app, browser: :chrome, options: options)
  62. driver
  63. end
  64. Capybara.register_driver :remote_firefox do |app|
  65. Capybara::Selenium::Driver.new(
  66. app,
  67. browser: :remote,
  68. url: "http://#{ENV['SELENIUM_FIREFOX_HOST']}:#{ENV['SELENIUM_PORT']}/wd/hub",
  69. desired_capabilities: Selenium::WebDriver::Remote::Capabilities.firefox,
  70. )
  71. end
  72. Capybara.register_driver :remote_chrome do |app|
  73. args = ['--no-default-browser-check', '--start-maximized']
  74. caps = Selenium::WebDriver::Remote::Capabilities.chrome('chromeOptions' => {'args' => args})
  75. Capybara::Selenium::Driver.new(
  76. app,
  77. browser: :remote,
  78. url: "http://#{ENV['SELENIUM_CHROME_HOST']}:#{ENV['SELENIUM_PORT']}/wd/hub",
  79. desired_capabilities: caps,
  80. )
  81. end