# File test/core_test.rb, line 637
 def test_iso_8859_1_output_function
		out = ""
		output = Output.new( out )
		koln_iso_8859_1 = 'Köln'
		koln_utf8 = 'Köln'
		source = Source.new( koln_iso_8859_1 )
		source.encoding = 'iso-8859-1'
		results = source.scan(/.*/)[0]
		assert_equals koln_utf8, results
		output << results
		assert_equals koln_iso_8859_1, out
	end