vendor/rails/actionmailer/test/quoting_test.rb

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