vendor/rails/actionmailer/test/quoting_test.rb

   1 # encoding: utf-8
   2 require 'abstract_unit'
   3 require 'tempfile'
   4
   5 class QuotingTest < Test::Unit::TestCase
   6   # Move some tests from TMAIL here
   7   def test_unquote_quoted_printable
   8     a ="=?ISO-8859-1?Q?[166417]_Bekr=E6ftelse_fra_Rejsefeber?="
   9     b = TMail::Unquoter.unquote_and_convert_to(a, 'utf-8')
  10     assert_equal "[166417] Bekr\303\246ftelse fra Rejsefeber", b
  11   end
  12
  13   def test_unquote_base64
  14     a ="=?ISO-8859-1?B?WzE2NjQxN10gQmVrcuZmdGVsc2UgZnJhIFJlanNlZmViZXI=?="
  15     b = TMail::Unquoter.unquote_and_convert_to(a, 'utf-8')
  16     assert_equal "[166417] Bekr\303\246ftelse fra Rejsefeber", b
  17   end
  18
  19   def test_unquote_without_charset
  20     a ="[166417]_Bekr=E6ftelse_fra_Rejsefeber"
  21     b = TMail::Unquoter.unquote_and_convert_to(a, 'utf-8')
  22     assert_equal "[166417]_Bekr=E6ftelse_fra_Rejsefeber", b
  23   end
  24
  25   def test_unqoute_multiple
  26     a ="=?utf-8?q?Re=3A_=5B12=5D_=23137=3A_Inkonsistente_verwendung_von_=22Hin?==?utf-8?b?enVmw7xnZW4i?="
  27     b = TMail::Unquoter.unquote_and_convert_to(a, 'utf-8')
  28     assert_equal "Re: [12] #137: Inkonsistente verwendung von \"Hinzuf\303\274gen\"", b
  29   end
  30
  31   def test_unqoute_in_the_middle
  32     a ="Re: Photos =?ISO-8859-1?Q?Brosch=FCre_Rand?="
  33     b = TMail::Unquoter.unquote_and_convert_to(a, 'utf-8')
  34     assert_equal "Re: Photos Brosch\303\274re Rand", b
  35   end
  36
  37   def test_unqoute_iso
  38     a ="=?ISO-8859-1?Q?Brosch=FCre_Rand?="
  39     b = TMail::Unquoter.unquote_and_convert_to(a, 'iso-8859-1')
  40     expected = "Brosch\374re Rand"
  41     expected.force_encoding 'iso-8859-1' if expected.respond_to?(:force_encoding)
  42     assert_equal expected, b
  43   end
  44
  45   def test_quote_multibyte_chars
  46     original = "\303\246 \303\270 and \303\245"
  47     original.force_encoding('ASCII-8BIT') if original.respond_to?(:force_encoding)
  48
  49     result = execute_in_sandbox(<<-CODE)
  50       $:.unshift(File.dirname(__FILE__) + "/../lib/")
  51       if RUBY_VERSION < '1.9'
  52         $KCODE = 'u'
  53         require 'jcode'
  54       end
  55       require 'action_mailer/quoting'
  56       include ActionMailer::Quoting
  57       quoted_printable(#{original.inspect}, "UTF-8")
  58     CODE
  59
  60     unquoted = TMail::Unquoter.unquote_and_convert_to(result, nil)
  61     assert_equal unquoted, original
  62   end
  63
  64
  65   # test an email that has been created using \r\n newlines, instead of
  66   # \n newlines.
  67   def test_email_quoted_with_0d0a
  68     mail = TMail::Mail.parse(IO.read("#{File.dirname(__FILE__)}/fixtures/raw_email_quoted_with_0d0a"))
  69     assert_match %r{Elapsed time}, mail.body
  70   end
  71
  72   def test_email_with_partially_quoted_subject
  73     mail = TMail::Mail.parse(IO.read("#{File.dirname(__FILE__)}/fixtures/raw_email_with_partially_quoted_subject"))
  74     assert_equal "Re: Test: \"\346\274\242\345\255\227\" mid \"\346\274\242\345\255\227\" tail", mail.subject
  75   end
  76
  77   private
  78     # This whole thing *could* be much simpler, but I don't think Tempfile,
  79     # popen and others exist on all platforms (like Windows).
  80     def execute_in_sandbox(code)
  81       test_name = "#{File.dirname(__FILE__)}/am-quoting-test.#{$$}.rb"
  82       res_name = "#{File.dirname(__FILE__)}/am-quoting-test.#{$$}.out"
  83
  84       File.open(test_name, "w+") do |file|
  85         file.write(<<-CODE)
  86           block = Proc.new do
  87             #{code}
  88           end
  89           puts block.call
  90         CODE
  91       end
  92
  93       system("ruby #{test_name} > #{res_name}") or raise "could not run test in sandbox"
  94       File.read(res_name).chomp
  95     ensure
  96       File.delete(test_name) rescue nil
  97       File.delete(res_name) rescue nil
  98     end
  99 end