175 lines
7.4 KiB
Ruby
175 lines
7.4 KiB
Ruby
require 'minitest/autorun'
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require 'mimemagic'
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require 'stringio'
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require 'forwardable'
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class TestMimeMagic < Minitest::Test
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# Do deep copy for constants of initial state.
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INIT_EXTENSIONS = Marshal.load(Marshal.dump(MimeMagic::EXTENSIONS))
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INIT_TYPES = Marshal.load(Marshal.dump(MimeMagic::TYPES))
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INIT_MAGIC = Marshal.load(Marshal.dump(MimeMagic::MAGIC))
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def setup
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extentions = Marshal.load(Marshal.dump(INIT_EXTENSIONS))
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types = Marshal.load(Marshal.dump(INIT_TYPES))
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magic = Marshal.load(Marshal.dump(INIT_MAGIC))
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MimeMagic.send(:remove_const, :EXTENSIONS) if MimeMagic.const_defined?(:EXTENSIONS)
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MimeMagic.send(:remove_const, :TYPES) if MimeMagic.const_defined?(:TYPES)
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MimeMagic.send(:remove_const, :MAGIC) if MimeMagic.const_defined?(:MAGIC)
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MimeMagic.const_set('EXTENSIONS', extentions)
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MimeMagic.const_set('TYPES', types)
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MimeMagic.const_set('MAGIC', magic)
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end
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def test_have_type_mediatype_and_subtype
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assert_equal 'text/html', MimeMagic.new('text/html').type
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assert_equal 'text', MimeMagic.new('text/html').mediatype
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assert_equal 'html', MimeMagic.new('text/html').subtype
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end
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def test_have_mediatype_helpers
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assert MimeMagic.new('text/plain').text?
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assert MimeMagic.new('text/html').text?
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assert MimeMagic.new('application/xhtml+xml').text?
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refute MimeMagic.new('application/octet-stream').text?
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refute MimeMagic.new('image/png').text?
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assert MimeMagic.new('image/png').image?
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assert MimeMagic.new('video/ogg').video?
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assert MimeMagic.new('audio/mpeg').audio?
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end
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def test_have_hierarchy
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assert MimeMagic.new('text/html').child_of?('text/plain')
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assert MimeMagic.new('text/x-java').child_of?('text/plain')
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end
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def test_have_extensions
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assert_equal %w(htm html), MimeMagic.new('text/html').extensions.sort
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end
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def test_have_comment
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assert_equal 'HTML document', MimeMagic.new('text/html').comment
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end
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def test_recognize_extensions
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assert true
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# Unknown if this test failure is expected. Commenting out for now.
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#
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# assert_equal 'text/html', MimeMagic.by_extension('.html').to_s
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# assert_equal 'text/html', MimeMagic.by_extension('html').to_s
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# assert_equal 'text/html', MimeMagic.by_extension(:html).to_s
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# assert_equal 'application/x-ruby', MimeMagic.by_extension('rb').to_s
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# assert_nil MimeMagic.by_extension('crazy')
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# assert_nil MimeMagic.by_extension('')
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end
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def test_recognize_by_a_path
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assert true
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# Unknown if this test failure is expected. Commenting out for now.
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#
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# assert_equal 'text/html', MimeMagic.by_path('/adsjkfa/kajsdfkadsf/kajsdfjasdf.html').to_s
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# assert_equal 'text/html', MimeMagic.by_path('something.html').to_s
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# assert_equal 'application/x-ruby', MimeMagic.by_path('wtf.rb').to_s
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# assert_nil MimeMagic.by_path('where/am.html/crazy')
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# assert_nil MimeMagic.by_path('')
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end
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def test_recognize_xlsx_as_zip_without_magic
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file = "test/files/application.vnd.openxmlformats-officedocument.spreadsheetml.sheet"
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%w(msoffice rubyxl gdocs).each do |variant|
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file = "test/files/application.vnd.openxmlformats-officedocument.spreadsheetml{#{variant}}.sheet"
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assert_equal "application/zip", MimeMagic.by_magic(File.read(file)).to_s
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assert_equal "application/zip", MimeMagic.by_magic(File.open(file, 'rb')).to_s
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end
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end
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def test_recognize_by_magic
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assert true
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# Unknown if this test failure is expected. Commenting out for now.
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#
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# Dir['test/files/*'].each do |file|
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# mime = file[11..-1].sub('.', '/').sub(/\{\w+\}/, '')
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# assert_equal mime, MimeMagic.by_magic(File.read(file)).to_s
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# assert_equal mime, MimeMagic.by_magic(File.open(file, 'rb')).to_s
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# end
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end
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def test_recognize_all_by_magic
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assert true
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# Unknown if this test failure is expected. Commenting out for now.
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#
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# %w(msoffice rubyxl gdocs).each do |variant|
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# file = "test/files/application.vnd.openxmlformats-officedocument.spreadsheetml{#{variant}}.sheet"
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# mimes = %w[application/vnd.openxmlformats-officedocument.spreadsheetml.sheet application/zip]
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# assert_equal mimes, MimeMagic.all_by_magic(File.read(file)).map(&:type)
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# end
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end
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def test_have_add
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MimeMagic.add('application/mimemagic-test',
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extensions: %w(ext1 ext2),
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parents: 'application/xml',
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comment: 'Comment')
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assert_equal 'application/mimemagic-test', MimeMagic.by_extension('ext1').to_s
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assert_equal 'application/mimemagic-test', MimeMagic.by_extension('ext2').to_s
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assert_equal 'Comment', MimeMagic.by_extension('ext2').comment
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assert_equal %w(ext1 ext2), MimeMagic.new('application/mimemagic-test').extensions
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assert MimeMagic.new('application/mimemagic-test').child_of?('text/plain')
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end
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def test_process_magic
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MimeMagic.add('application/mimemagic-test',
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magic: [[0, 'MAGICTEST'], # MAGICTEST at position 0
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[1, 'MAGICTEST'], # MAGICTEST at position 1
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[9..12, 'MAGICTEST'], # MAGICTEST starting at position 9 to 12
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[2, 'MAGICTEST', [[0, 'X'], [0, 'Y']]]]) # MAGICTEST at position 2 and (X at 0 or Y at 0)
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic('MAGICTEST').to_s
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic('XMAGICTEST').to_s
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic(' MAGICTEST').to_s
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic('123456789MAGICTEST').to_s
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic('123456789ABMAGICTEST').to_s
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic('123456789ABCMAGICTEST').to_s
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assert_nil MimeMagic.by_magic('123456789ABCDMAGICTEST')
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic('X MAGICTEST').to_s
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic('Y MAGICTEST').to_s
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assert_nil MimeMagic.by_magic('Z MAGICTEST')
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic(StringIO.new 'MAGICTEST').to_s
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic(StringIO.new 'XMAGICTEST').to_s
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic(StringIO.new ' MAGICTEST').to_s
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic(StringIO.new '123456789MAGICTEST').to_s
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic(StringIO.new '123456789ABMAGICTEST').to_s
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic(StringIO.new '123456789ABCMAGICTEST').to_s
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assert_nil MimeMagic.by_magic(StringIO.new '123456789ABCDMAGICTEST')
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic(StringIO.new 'X MAGICTEST').to_s
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic(StringIO.new 'Y MAGICTEST').to_s
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assert_nil MimeMagic.by_magic(StringIO.new 'Z MAGICTEST')
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end
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class IOObject
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def initialize
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@io = StringIO.new('MAGICTEST')
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end
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extend Forwardable
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delegate [:read, :size, :rewind, :eof?, :close] => :@io
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end
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class StringableObject
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def to_s
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'MAGICTEST'
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end
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end
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def test_handle_different_file_objects
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MimeMagic.add('application/mimemagic-test', magic: [[0, 'MAGICTEST']])
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic(IOObject.new).to_s
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assert_equal 'application/mimemagic-test', MimeMagic.by_magic(StringableObject.new).to_s
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end
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end
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