Section helper for rspec request specs

section_helper.rb

module SectionHelper
  def selector_of_section(section_name)
    case section_name
    when 'recent podcasts'
      [:css, 'ul.podcasts']
    when /^the row containing "[\"]+"$/
      [:xpath, "//*[.='#{$1}']/ancestor::tr"]
    else
      raise "Can't find mapping from \"#{section_name}\" to a section."
    end
  end

  def within_section(section_name)
    within *selector_of_section(section_name) do
      yield
    end
  end
end

RSpec.configuration.include SectionHelper, :type => :request