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

# https://gist.github.com/anonymous/9884343
require "json"
require "selenium-webdriver"
gem "test-unit"
require "test/unit"
require "csv"

class ImportInventoryRegistroid < Test::Unit::TestCase

  def setup
    @driver = Selenium::WebDriver.for :firefox
    @base_url = "https://www.registroid.com"
    @accept_next_alert = true
    @driver.manage.timeouts.implicit_wait = 30
    @verification_errors = []
  end

  def teardown
    @driver.quit
    assert_equal [], @verification_errors
  end



  def test_import_inventory_registroid

      # TODO: provide your username, password and path to the CSV file
      # assuming you place your csv file in the same location as your ruby script you simply need to
      # replace {YOUR FILE NAME} with the name of your file
      username = ""
      password = ""
      filePath = File.path("{YOUR FILE NAME}.csv")

      @driver.get(@base_url + "/Account/Login.aspx")
      @driver.find_element(:id, "MainContent_LoginUser_UserName").clear
      @driver.find_element(:id, "MainContent_LoginUser_UserName").send_keys username
      @driver.find_element(:id, "MainContent_LoginUser_Password").clear
      @driver.find_element(:id, "MainContent_LoginUser_Password").send_keys password
      @driver.find_element(:id, "MainContent_LoginUser_LoginButton").click

      CSV.foreach(filePath) do |col|

          # sample CSV (this script was not written to be very robust so you will need to either edit it or remove the headers)
          # 11111,Some Product (color = some color | size = some size),11111,51,106,1,3,


          # map of columns to the values they contain (see below code) - you can edit this based on your CSV file

          # IMPORTANT:
          # ensure your numbers don't have dollar signs ($) or commas as thousand separators (e.g. valid numbers would be 1000 or 1000.00, but 1,000 is invalid) : numbers and decimals only or you need to make the script more robust
          # csv must not have any nil values unless you are not using those columns
          # ensure your id does not conflict with existing records or this script will break
          # you may want to try running a test with a single entry before inserting multiple entries

          id = col[0] #id
          description = col[1] #description
          scanId = col[2] #scan id
          wholesalePrice = col[3] #wholesale price
          retailPrice = col[4] #retail price
          quantity = col[5].to_i #quanity
          department = col[6].to_i #department

          @driver.get(@base_url + "/Account/items.aspx")
          @driver.find_element(:id, "MainContent_MainContent_btnNew").click
          @driver.find_element(:id, "MainContent_MainContent_DetailsView1_txtItemID").clear
          @driver.find_element(:id, "MainContent_MainContent_DetailsView1_txtItemID").send_keys id
          @driver.find_element(:id, "MainContent_MainContent_DetailsView1_TextBox4").clear
          @driver.find_element(:id, "MainContent_MainContent_DetailsView1_TextBox4").send_keys description
          @driver.find_element(:name, "ctl00$ctl00$MainContent$MainContent$DetailsView1$ctl01").clear
          @driver.find_element(:name, "ctl00$ctl00$MainContent$MainContent$DetailsView1$ctl01").send_keys id

          if department == 1
            Selenium::WebDriver::Support::Select.new(@driver.find_element(:id, "MainContent_MainContent_DetailsView1_ddlDept")).select_by(:text, "Men's")
            @driver.find_element(:css, "#MainContent_MainContent_DetailsView1_ddlDept > option[value=\"1\"]").click
          elsif department == 2
            Selenium::WebDriver::Support::Select.new(@driver.find_element(:id, "MainContent_MainContent_DetailsView1_ddlDept")).select_by(:text, "Women's")
            @driver.find_element(:css, "#MainContent_MainContent_DetailsView1_ddlDept > option[value=\"2\"]").click
          else
            Selenium::WebDriver::Support::Select.new(@driver.find_element(:id, "MainContent_MainContent_DetailsView1_ddlDept")).select_by(:text, "Accessories")
            @driver.find_element(:css, "#MainContent_MainContent_DetailsView1_ddlDept > option[value=\"3\"]").click
          end

          # sleep statements below are necessary
          sleep(1)
          @driver.find_element(:id, "txtCost").click
          @driver.find_element(:id, "txtCost").clear
          @driver.find_element(:id, "txtCost").send_keys wholesalePrice

          sleep(1)
          @driver.find_element(:id, "txtPrice").click
          @driver.find_element(:id, "txtPrice").clear
          @driver.find_element(:id, "txtPrice").send_keys retailPrice

          sleep(1)
          @driver.find_element(:id, "MainContent_MainContent_DetailsView1_TextBox10").clear
          @driver.find_element(:id, "MainContent_MainContent_DetailsView1_TextBox10").send_keys quantity
          @driver.find_element(:name, "ctl00$ctl00$MainContent$MainContent$DetailsView1$ctl02").click
      end
  end

  def element_present?(how, what)
    @driver.find_element(how, what)
    true
  rescue Selenium::WebDriver::Error::NoSuchElementError
    false
  end

  def alert_present?()
    @driver.switch_to.alert
    true
  rescue Selenium::WebDriver::Error::NoAlertPresentError
    false
  end

  def verify(&blk)
    yield
  rescue Test::Unit::AssertionFailedError => ex
    @verification_errors << ex
  end

  def close_alert_and_get_its_text(how, what)
    alert = @driver.switch_to().alert()
    alert_text = alert.text
    if (@accept_next_alert) then
      alert.accept()
    else
      alert.dismiss()
    end
    alert_text
  ensure
    @accept_next_alert = true
  end
end