vendor/rails/actionmailer/test/quoting_test.rb

   1 require "#{File.dirname(__FILE__)}/abstract_unit"
   2 require 'tmail'
   3 require 'tempfile'
   4
   5 class QuotingTest < Test::Unit::TestCase
   6
   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     assert_equal "Brosch\374re Rand", b
  42   end
  43
  44   def test_quote_multibyte_chars
  45     original = "\303\246 \303\270 and \303\245"
  46
  47     result = execute_in_sandbox(<<-CODE)
  48       $:.unshift(File.dirname(__FILE__) + "/../lib/")
  49       $KCODE = 'u'
  50       require 'jcode'
  51       require 'action_mailer/quoting'
  52       include ActionMailer::Quoting
  53       quoted_printable(#{original.inspect}, "UTF-8")
  54     CODE
  55
  56     unquoted = TMail::Unquoter.unquote_and_convert_to(result, nil)
  57     assert_equal unquoted, original
  58   end
  59
  60
  61   # test an email that has been created using \r\n newlines, instead of
  62   # \n newlines.
  63   def test_email_quoted_with_0d0a
  64     mail = TMail::Mail.parse(IO.read("#{File.dirname(__FILE__)}/fixtures/raw_email_quoted_with_0d0a"))
  65     assert_match %r{Elapsed time}, mail.body
  66   end
  67
  68   def test_email_with_partially_quoted_subject
  69     mail = TMail::Mail.parse(IO.read("#{File.dirname(__FILE__)}/fixtures/raw_email_with_partially_quoted_subject"))
  70     assert_equal "Re: Test: \"\346\274\242\345\255\227\" mid \"\346\274\242\345\255\227\" tail", mail.subject
  71   end
  72
  73   def test_rb_decode
  74     encoded, decoded = expected_base64_strings
  75     assert_equal decoded, TMail::Base64.rb_decode(encoded)
  76   end
  77
  78   def test_rb_encode
  79     encoded, decoded = expected_base64_strings
  80     assert_equal encoded.length, TMail::Base64.rb_encode(decoded).length
  81   end
  82
  83   def test_rb_decode_should_match_c_decode_if_available
  84     encoded, decoded = expected_base64_strings
  85
  86     begin
  87       require 'tmail/base64.so'
  88       assert_equal TMail::Base64.rb_decode(encoded), TMail::Base64.c_decode(encoded)
  89     rescue LoadError
  90       # No .so
  91     end
  92   end
  93
  94   def test_rb_encode_should_match_c_encode_if_available
  95     encoded, decoded = expected_base64_strings
  96
  97     begin
  98       require 'tmail/base64.so'
  99       assert_equal TMail::Base64.rb_encode(decoded), TMail::Base64.c_encode(decoded)
 100     rescue LoadError
 101       # No .so
 102     end
 103   end
 104
 105   private
 106
 107     # This whole thing *could* be much simpler, but I don't think Tempfile,
 108     # popen and others exist on all platforms (like Windows).
 109     def execute_in_sandbox(code)
 110       test_name = "#{File.dirname(__FILE__)}/am-quoting-test.#{$$}.rb"
 111       res_name = "#{File.dirname(__FILE__)}/am-quoting-test.#{$$}.out"
 112
 113       File.open(test_name, "w+") do |file|
 114         file.write(<<-CODE)
 115           block = Proc.new do
 116             #{code}
 117           end
 118           puts block.call
 119         CODE
 120       end
 121
 122       system("ruby #{test_name} > #{res_name}") or raise "could not run test in sandbox"
 123       File.read(res_name).chomp
 124     ensure
 125       File.delete(test_name) rescue nil
 126       File.delete(res_name) rescue nil
 127     end
 128
 129     def expected_base64_strings
 130       [ File.read("#{File.dirname(__FILE__)}/fixtures/raw_base64_encoded_string"), File.read("#{File.dirname(__FILE__)}/fixtures/raw_base64_decoded_string") ]
 131     end
 132 end
 133