# -*- coding: utf-8 -*-
# frozen_string_literal: true

require "helper"

module Nokogiri
  module XML
    class TestDTDEncoding < Nokogiri::TestCase
      def setup
        super
        @xml = Nokogiri::XML(File.read(XML_FILE), XML_FILE, "UTF-8")
        assert(@dtd = @xml.internal_subset)
      end

      def test_entities
        @dtd.entities.each do |k, _v|
          assert_equal(@xml.encoding, k.encoding.name)
        end
      end

      def test_notations
        @dtd.notations.each do |k, notation|
          assert_equal("UTF-8", k.encoding.name)
          ["name", "public_id", "system_id"].each do |attribute|
            v = notation.send(:"#{attribute}") || next
            assert_equal("UTF-8", v.encoding.name)
          end
        end
      end
    end
  end
end
