Matchers for sanitize-rails

matchers.rb

module Sanitize::Rails
  module RSpecHelpers
    class << self
      def setup(sanitization_couplets)
        @@sanitization_couplets = sanitization_couplets
      end
      def sanitization_couplets
        @@sanitization_couplets
      end
    end
  end
end

RSpec::Matchers.define :sanitize_attributes do |*attributes|
 
  match do |model|      
    
    matches = true
    sanitizer = Sanitize::Rails::Engine.method_for(attributes)
    
    attributes.each do |attribute| 
      Sanitize::Rails::RSpecHelpers.sanitization_couplets.each do |unsanitary_value, sanitariy_value|
        model.send("#{attribute}=", unsanitary_value) 
        model.send sanitizer
        unless model.send(attribute) == sanitariy_value
          @unmatched_unsanitary_value = unsanitary_value
          @unmatched_sanitary_value = sanitariy_value
          @actual_value = model.send(attribute)
          @unsanitary_attribute = attribute
          matches = false
          break
        end
      end
      break unless matches
    end
      
    matches
  end
  
  failure_message_for_should do
    "for #{@unsanitary_attribute}, expected that #{@unmatched_unsanitary_value} would be sanitized to #{@unmatched_sanitary_value}, but got #{@actual_value}"
  end
  
end



Sanitize::Rails::RSpecHelpers.setup({
    "<script>hi!</script>" => "hi!", 
    "<a onmouseover='alert(\"hi!\");'>http://github.com</a>" => "<a rel=\"nofollow\">http://github.com</a>", 
    "<b>hi!</b>" => "<b>hi!</b>"
})