Module: Dekiru::Capybara::Helpers

Defined in:
lib/dekiru/capybara/helpers.rb

Defined Under Namespace

Classes: Error

Instance Method Summary collapse

Instance Method Details

#finished_all_ajax_requests? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dekiru/capybara/helpers.rb', line 35

def finished_all_ajax_requests?
  page.evaluate_script('jQuery.active').zero?
end

#wait_for_ajax ⇒ Object

robots.thoughtbot.com/automatically-wait-for-ajax-with-capybara



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# File 'lib/dekiru/capybara/helpers.rb', line 31

def wait_for_ajax
  wait_until { finished_all_ajax_requests? }
end

#wait_for_event(event) ⇒ Object 



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# File 'lib/dekiru/capybara/helpers.rb', line 6

def wait_for_event(event)
  page.execute_script(<<~"EOS")
    (function(){
      var eventName = '#{event}';
      window._dekiruCapybaraWaitEvents = window._dekiruCapybaraWaitEvents || {};
      window._dekiruCapybaraWaitEvents[eventName] = 1;
      jQuery(document).one(eventName, function(){window._dekiruCapybaraWaitEvents[eventName] = 0;});
    })();
  EOS
  yield

  script = <<~"EOS"
    (function(){
      var eventName = '#{event}';
      return window._dekiruCapybaraWaitEvents && window._dekiruCapybaraWaitEvents[eventName];
    })();
  EOS
  wait_until do
    result = page.evaluate_script(script)
    raise Error, 'wait_for_event: Missing context. probably moved to another page.' if result.nil?
    result == 0
  end
end

#wait_until(timeout: ::Capybara.default_max_wait_time, interval: 0.2, **opts, &block) ⇒ Object 



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# File 'lib/dekiru/capybara/helpers.rb', line 39

def wait_until(timeout: ::Capybara.default_max_wait_time, interval: 0.2, **opts, &block)
  if defined?(Selenium::WebDriver::Wait)
    Selenium::WebDriver::Wait.new(opts.merge(timeout: timeout, interval: interval)).until { yield }
  else
    Timeout.timeout(timeout) do
      sleep(interval) until yield
    end
  end
end