methed can_fill? makes problem when using selenium

[Michał Czyż]

first it never allow ot fill in data in form
second it looks like it is modifying something in forms send metod

  def can_fill?(locators)
    locators.values.each do |loc|
      locators = loc.respond_to?(:values) ? loc.values : loc
      one_or_all(locators).each do |locator|
        return false if unmodifiable?(locator)
      end
    end
  end