Class: TestDataElements

Inherits:
Test::Unit::TestCase
  • Object
show all
Defined in:
lib/puppet/vendor/plist/test/test_data_elements.rb

Constant Summary collapse

@@result = 
Plist::parse_xml('test/assets/test_data_elements.plist')

Instance Method Summary collapse

Instance Method Details

#test_data ⇒ Object

this functionality is credited to Mat Schaffer, who discovered the plist with the data tag supplied the test data, and provided the parsing code.



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# File 'lib/puppet/vendor/plist/test/test_data_elements.rb', line 93

def test_data
  # test reading plist <data> elements
  data = Plist::parse_xml("test/assets/example_data.plist");
  assert_equal( File.open("test/assets/example_data.jpg"){|f| f.read }, data['image'].read )

  # test writing data elements
  expected = File.read("test/assets/example_data.plist")
  result   = data.to_plist
  #File.open('result.plist', 'w') {|f|f.write(result)} # debug
  assert_equal( expected, result )

  # Test changing the <data> object in the plist to a StringIO and writing.
  # This appears extraneous given that plist currently returns a StringIO,
  # so the above writing test also flexes StringIO#to_plist_node.
  # However, the interface promise is to return an IO, not a particular class.
  # plist used to return Tempfiles, which was changed solely for performance reasons.
  data['image'] = StringIO.new( File.read("test/assets/example_data.jpg"))

  assert_equal(expected, data.to_plist )

end

#test_generator_io_and_file ⇒ Object 



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# File 'lib/puppet/vendor/plist/test/test_data_elements.rb', line 41

def test_generator_io_and_file
  expected = <<END
<data>
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
</data>
END

  expected.chomp!

  fd = IO.sysopen('test/assets/example_data.bin')
  io = IO.open(fd, 'r')

  # File is a subclass of IO, so catching IO in the dispatcher should work for File as well...
  f = File.open('test/assets/example_data.bin')

  assert_equal expected, Plist::Emit.dump(io, false).chomp
  assert_equal expected, Plist::Emit.dump(f, false).chomp

  assert_instance_of StringIO, @@result['io']
  assert_instance_of StringIO, @@result['file']

  io.rewind
  f.rewind

  assert_equal io.read, @@result['io'].read
  assert_equal f.read,  @@result['file'].read

  io.close
  f.close
end

#test_generator_string_io ⇒ Object 



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# File 'lib/puppet/vendor/plist/test/test_data_elements.rb', line 73

def test_generator_string_io
  expected = <<END
<data>
dGhpcyBpcyBhIHN0cmluZ2lvIG9iamVjdA==
</data>
END

  sio = StringIO.new('this is a stringio object')

  assert_equal expected.chomp, Plist::Emit.dump(sio, false).chomp

  assert_instance_of StringIO, @@result['stringio']

  sio.rewind
  assert_equal sio.read, @@result['stringio'].read
end

#test_marshal ⇒ Object 



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# File 'lib/puppet/vendor/plist/test/test_data_elements.rb', line 23

def test_marshal
  expected = <<END
<!-- The <data> element below contains a Ruby object which has been serialized with Marshal.dump. -->
<data>
BAhvOhZNYXJzaGFsYWJsZU9iamVjdAY6CUBmb28iHnRoaXMgb2JqZWN0IHdhcyBtYXJz
aGFsZWQ=
</data>
END

  mo = MarshalableObject.new('this object was marshaled')

  assert_equal expected.chomp, Plist::Emit.dump(mo, false).chomp

  assert_instance_of MarshalableObject, @@result['marshal']

  assert_equal mo.foo, @@result['marshal'].foo
end