vendor/rails/actionpack/test/controller/mime_type_test.rb

   1 require 'abstract_unit'
   2
   3 class MimeTypeTest < Test::Unit::TestCase
   4   Mime::Type.register "image/png", :png
   5   Mime::Type.register "application/pdf", :pdf
   6
   7   def test_parse_single
   8     Mime::LOOKUP.keys.each do |mime_type|
   9       assert_equal [Mime::Type.lookup(mime_type)], Mime::Type.parse(mime_type)
  10     end
  11   end
  12
  13   def test_parse_without_q
  14     accept = "text/xml,application/xhtml+xml,text/yaml,application/xml,text/html,image/png,text/plain,application/pdf,*/*"
  15     expect = [Mime::HTML, Mime::XML, Mime::YAML, Mime::PNG, Mime::TEXT, Mime::PDF, Mime::ALL]
  16     assert_equal expect, Mime::Type.parse(accept)
  17   end
  18
  19   def test_parse_with_q
  20     accept = "text/xml,application/xhtml+xml,text/yaml; q=0.3,application/xml,text/html; q=0.8,image/png,text/plain; q=0.5,application/pdf,*/*; q=0.2"
  21     expect = [Mime::HTML, Mime::XML, Mime::PNG, Mime::PDF, Mime::TEXT, Mime::YAML, Mime::ALL]
  22     assert_equal expect, Mime::Type.parse(accept)
  23   end
  24
  25   # Accept header send with user HTTP_USER_AGENT: Sunrise/0.42j (Windows XP)
  26   def test_parse_crappy_broken_acceptlines
  27     accept = "text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/*,,*/*;q=0.5"
  28     expect = [Mime::HTML, Mime::XML, "image/*", Mime::TEXT, Mime::ALL]
  29     assert_equal expect, Mime::Type.parse(accept).collect { |c| c.to_s }
  30   end
  31
  32   # Accept header send with user HTTP_USER_AGENT: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 1.1.4322; InfoPath.1)
  33   def test_parse_crappy_broken_acceptlines2
  34     accept = "image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword,  , pronto/1.00.00, sslvpn/1.00.00.00, */*"
  35     expect = ['image/gif', 'image/x-xbitmap', 'image/jpeg','image/pjpeg', 'application/x-shockwave-flash', 'application/vnd.ms-excel', 'application/vnd.ms-powerpoint', 'application/msword', 'pronto/1.00.00', 'sslvpn/1.00.00.00', Mime::ALL  ]
  36     assert_equal expect, Mime::Type.parse(accept).collect { |c| c.to_s }
  37   end
  38
  39   def test_custom_type
  40     Mime::Type.register("image/gif", :gif)
  41     assert_nothing_raised do
  42       Mime::GIF
  43       assert_equal Mime::GIF, Mime::SET.last
  44     end
  45   ensure
  46     Mime.module_eval { remove_const :GIF if const_defined?(:GIF) }
  47   end
  48
  49   def test_type_should_be_equal_to_symbol
  50     assert_equal Mime::HTML, 'application/xhtml+xml'
  51     assert_equal Mime::HTML, :html
  52   end
  53
  54   def test_type_convenience_methods
  55     # Don't test Mime::ALL, since it Mime::ALL#html? == true
  56     types = Mime::SET.to_a.map(&:to_sym).uniq - [:all]
  57
  58     # Remove custom Mime::Type instances set in other tests, like Mime::GIF and Mime::IPHONE
  59     types.delete_if { |type| !Mime.const_defined?(type.to_s.upcase) }
  60
  61     types.each do |type|
  62       mime = Mime.const_get(type.to_s.upcase)
  63       assert mime.send("#{type}?"), "#{mime.inspect} is not #{type}?"
  64       invalid_types = types - [type]
  65       invalid_types.delete(:html) if Mime::Type.html_types.include?(type)
  66       invalid_types.each { |other_type| assert !mime.send("#{other_type}?"), "#{mime.inspect} is #{other_type}?" }
  67     end
  68   end
  69
  70   def test_mime_all_is_html
  71     assert Mime::ALL.all?,  "Mime::ALL is not all?"
  72     assert Mime::ALL.html?, "Mime::ALL is not html?"
  73   end
  74
  75   def test_verifiable_mime_types
  76     all_types = Mime::SET.to_a.map(&:to_sym)
  77     all_types.uniq!
  78     # Remove custom Mime::Type instances set in other tests, like Mime::GIF and Mime::IPHONE
  79     all_types.delete_if { |type| !Mime.const_defined?(type.to_s.upcase) }
  80     verified, unverified = all_types.partition { |type| Mime::Type.browser_generated_types.include? type }
  81     assert verified.each   { |type| assert  Mime.const_get(type.to_s.upcase).verify_request?, "Verifiable Mime Type is not verified: #{type.inspect}" }
  82     assert unverified.each { |type| assert !Mime.const_get(type.to_s.upcase).verify_request?, "Nonverifiable Mime Type is verified: #{type.inspect}" }
  83   end
  84 end