How to use go_forward method of Selenium.WebDriver.Support Package

...39  end40  def go_back41    browser.navigate.back42  end43  def go_forward44    browser.navigate.forward45  end46  def html47    browser.page_source48  end49  def title50    browser.title51  end52  def current_url53    browser.current_url54  end55  def find_xpath(selector)56    browser.find_elements(:xpath, selector).map { |node| Capybara::Selenium::Node.new(self, node) }57  end58  def find_css(selector)59    browser.find_elements(:css, selector).map { |node| Capybara::Selenium::Node.new(self, node) }60  end61  def wait?; true; end62  def needs_server?; true; end63  def execute_script(script)64    browser.execute_script script65  end66  def evaluate_script(script)67    browser.execute_script "return #{script}"68  end69  def save_screenshot(path, options={})70    browser.save_screenshot(path)71  end72  def reset!73    # Use instance variable directly so we avoid starting the browser just to reset the session74    if @browser75      begin76        begin @browser.manage.delete_all_cookies77        rescue Selenium::WebDriver::Error::UnhandledError78          # delete_all_cookies fails when we've previously gone79          # to about:blank, so we rescue this error and do nothing80          # instead.81        end82        @browser.navigate.to("about:blank")83      rescue Selenium::WebDriver::Error::UnhandledAlertError84        # This error is thrown if an unhandled alert is on the page85        # Firefox appears to automatically dismiss this alert, chrome does not86        # We'll try to accept it87        begin88          @browser.switch_to.alert.accept89        rescue Selenium::WebDriver::Error::NoAlertPresentError90          # The alert is now gone - nothing to do91        end92        # try cleaning up the browser again93        retry94      end95    end96  end97  ##98  #99  # Webdriver supports frame name, id, index(zero-based) or {Capybara::Node::Element} to find iframe100  #101  # @overload within_frame(index)102  #   @param [Integer] index                 index of a frame103  # @overload within_frame(name_or_id)104  #   @param [String] name_or_id             name or id of a frame105  # @overload within_frame(element)106  #   @param [Capybara::Node::Base] a_node   frame element107  #108  def within_frame(frame_handle)109    frame_handle = frame_handle.native if frame_handle.is_a?(Capybara::Node::Base)110    if !browser.switch_to.respond_to?(:parent_frame)111      # Selenium Webdriver < 2.43 doesnt support moving back to the parent112      @frame_handles[browser.window_handle] ||= []113      @frame_handles[browser.window_handle] << frame_handle114    end115    browser.switch_to.frame(frame_handle)116    yield117  ensure118    if browser.switch_to.respond_to?(:parent_frame)119      browser.switch_to.parent_frame120    else121      # There doesnt appear to be any way in Selenium Webdriver < 2.43 to move back to a parent frame122      # other than going back to the root and then reiterating down123      @frame_handles[browser.window_handle].pop124      browser.switch_to.default_content125      @frame_handles[browser.window_handle].each { |fh| browser.switch_to.frame(fh) }126    end127  end128  def current_window_handle129    browser.window_handle130  end131  def window_size(handle)132    within_given_window(handle) do133      size = browser.manage.window.size134      [size.width, size.height]135    end136  end137  def resize_window_to(handle, width, height)138    within_given_window(handle) do139      browser.manage.window.resize_to(width, height)140    end141  end142  def maximize_window(handle)143    within_given_window(handle) do144      browser.manage.window.maximize145    end146    sleep 0.1 # work around for https://code.google.com/p/selenium/issues/detail?id=7405147  end148  def close_window(handle)149    within_given_window(handle) do150      browser.close151    end152  end153  def window_handles154    browser.window_handles155  end156  def open_new_window157    browser.execute_script('window.open();')158  end159  def switch_to_window(handle)160    browser.switch_to.window handle161  end162  # @api private163  def find_window(locator)164    handles = browser.window_handles165    return locator if handles.include? locator166    original_handle = browser.window_handle167    handles.each do |handle|168      switch_to_window(handle)169      if (locator == browser.execute_script("return window.name") ||170          browser.title.include?(locator) ||171          browser.current_url.include?(locator))172        switch_to_window(original_handle)173        return handle174      end175    end176    raise Capybara::ElementNotFound, "Could not find a window identified by #{locator}"177  end178  def within_window(locator)179    handle = find_window(locator)180    browser.switch_to.window(handle) { yield }181  end182  def accept_modal(type, options={}, &blk)183    yield if block_given?184    modal = find_modal(options)185    modal.send_keys options[:with] if options[:with]186    message = modal.text187    modal.accept188    message189  end190  def dismiss_modal(type, options={}, &blk)191    yield if block_given?192    modal = find_modal(options)193    message = modal.text194    modal.dismiss195    message196  end197  def quit198    @browser.quit if @browser199  rescue Errno::ECONNREFUSED200    # Browser must have already gone201  ensure202    @browser = nil203  end204  def invalid_element_errors205    [Selenium::WebDriver::Error::StaleElementReferenceError,206     Selenium::WebDriver::Error::UnhandledError,207     Selenium::WebDriver::Error::ElementNotVisibleError,208     Selenium::WebDriver::Error::InvalidSelectorError]  # Work around a race condition that can occur with chromedriver and #go_back/#go_forward209  end210  def no_such_window_error211    Selenium::WebDriver::Error::NoSuchWindowError212  end213  def browser_initialized?214    !@browser.nil?215  end216  private217  def within_given_window(handle)218    original_handle = self.current_window_handle219    if handle == original_handle220      yield221    else222      switch_to_window(handle)...

...33          dispatch(:navigate_to, url, driver) do34            @delegate.get(url)35          end36        end37        def go_forward38          dispatch(:navigate_forward, driver) do39            @delegate.go_forward40          end41        end42        def go_back43          dispatch(:navigate_back, driver) do44            @delegate.go_back45          end46        end47        def click_element(ref)48          dispatch(:click, create_element(ref), driver) do49            @delegate.click_element(ref)50          end51        end52        def clear_element(ref)53          dispatch(:change_value_of, create_element(ref), driver) do...

1driver.find_element(:name, 'q').send_keys "Selenium WebDriver"2driver.find_element(:name, 'btnG').click3WebDriver::Support::Navigation.new(driver).go_forward