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# -*- encoding: ASCII-8BIT -*- # make sure this runs in binary mode
require 'test/unit'
class TestTranscode < Test::Unit::TestCase
def setup # trick to create all the necessary encodings
all_encodings = [ 'ISO-8859-1', 'ISO-8859-2',
'ISO-8859-3', 'ISO-8859-4',
'ISO-8859-5', 'ISO-8859-6',
'ISO-8859-7', 'ISO-8859-8',
'ISO-8859-9', 'ISO-8859-10',
'ISO-8859-11', 'ISO-8859-13',
'ISO-8859-14', 'ISO-8859-15'
]
all_encodings.each do |enc|
'abc'.encode(enc, 'UTF-8')
end
end
def test_errors
# we don't have semantics for conversion without attribute yet
# maybe 'convert to UTF-8' would be nice :-)
assert_raise(ArgumentError) { 'abc'.encode }
assert_raise(ArgumentError) { 'abc'.encode! }
assert_raise(ArgumentError) { 'abc'.force_encoding('Shift_JIS').encode('UTF-8') } # temporary
assert_raise(ArgumentError) { 'abc'.force_encoding('Shift_JIS').encode!('UTF-8') } # temporary
assert_raise(ArgumentError) { 'abc'.encode('foo', 'bar') }
assert_raise(ArgumentError) { 'abc'.encode!('foo', 'bar') }
assert_raise(ArgumentError) { 'abc'.force_encoding('utf-8').encode('foo') }
assert_raise(ArgumentError) { 'abc'.force_encoding('utf-8').encode!('foo') }
end
def test_arguments
assert_equal('abc', 'abc'.force_encoding('utf-8').encode('iso-8859-1'))
# check that encoding is kept when no conversion is done
assert_equal('abc'.force_encoding('Shift_JIS'), 'abc'.force_encoding('Shift_JIS').encode('Shift_JIS'))
assert_equal('abc'.force_encoding('Shift_JIS'), 'abc'.force_encoding('Shift_JIS').encode!('Shift_JIS'))
# assert that encoding is correctly set
assert_equal("D\u00FCrst".encoding, "D\xFCrst".force_encoding('iso-8859-1').encode('utf-8').encoding)
# check that Encoding can be used as parameter
assert_equal("D\u00FCrst", "D\xFCrst".encode('utf-8', Encoding.find('ISO-8859-1')))
assert_equal("D\u00FCrst", "D\xFCrst".encode(Encoding.find('utf-8'), 'ISO-8859-1'))
assert_equal("D\u00FCrst", "D\xFCrst".encode(Encoding.find('utf-8'), Encoding.find('ISO-8859-1')))
end
def test_length
assert_equal("\u20AC"*20, ("\xA4"*20).encode('utf-8', 'iso-8859-15'))
assert_equal("\u20AC"*20, ("\xA4"*20).encode!('utf-8', 'iso-8859-15'))
assert_equal("\u20AC"*2000, ("\xA4"*2000).encode('utf-8', 'iso-8859-15'))
assert_equal("\u20AC"*2000, ("\xA4"*2000).encode!('utf-8', 'iso-8859-15'))
assert_equal("\u20AC"*200000, ("\xA4"*200000).encode('utf-8', 'iso-8859-15'))
assert_equal("\u20AC"*200000, ("\xA4"*200000).encode!('utf-8', 'iso-8859-15'))
end
def test_encodings
# temporary, fix encoding
assert_equal("D\u00FCrst", "D\xFCrst".force_encoding('iso-8859-1').encode('utf-8'))
assert_equal("D\u00FCrst", "D\xFCrst".encode('utf-8', 'iso-8859-1'))
assert_equal("D\u00FCrst", "D\xFCrst".encode('utf-8', 'iso-8859-2'))
assert_equal("D\u00FCrst", "D\xFCrst".encode('utf-8', 'iso-8859-3'))
assert_equal("D\u00FCrst", "D\xFCrst".encode('utf-8', 'iso-8859-4'))
assert_equal("D\u00FCrst", "D\xFCrst".encode('utf-8', 'iso-8859-9'))
assert_equal("D\u00FCrst", "D\xFCrst".encode('utf-8', 'iso-8859-10'))
assert_equal("D\u00FCrst", "D\xFCrst".encode('utf-8', 'iso-8859-13'))
assert_equal("D\u00FCrst", "D\xFCrst".encode('utf-8', 'iso-8859-14'))
assert_equal("D\u00FCrst", "D\xFCrst".encode('utf-8', 'iso-8859-15'))
assert_equal("D\xFCrst".force_encoding('iso-8859-1'), "D\u00FCrst".encode('iso-8859-1'))
assert_equal("D\xFCrst".force_encoding('iso-8859-2'), "D\u00FCrst".encode('iso-8859-2'))
assert_equal("D\xFCrst".force_encoding('iso-8859-3').encoding, "D\u00FCrst".encode('iso-8859-3').encoding)
assert_equal("D\xFCrst".force_encoding('iso-8859-4'), "D\u00FCrst".encode('iso-8859-4'))
assert_equal("D\xFCrst".force_encoding('iso-8859-9'), "D\u00FCrst".encode('iso-8859-9'))
assert_equal("D\xFCrst".force_encoding('iso-8859-10'), "D\u00FCrst".encode('iso-8859-10'))
assert_equal("D\xFCrst".force_encoding('iso-8859-13'), "D\u00FCrst".encode('iso-8859-13'))
assert_equal("D\xFCrst".force_encoding('iso-8859-14'), "D\u00FCrst".encode('iso-8859-14'))
assert_equal("D\xFCrst".force_encoding('iso-8859-15'), "D\u00FCrst".encode('iso-8859-15'))
assert_equal("r\xE9sum\xE9".force_encoding('iso-8859-1'), "r\u00E9sum\u00E9".encode('iso-8859-1'))
assert_equal("el\xF5\xEDr\xE1s".force_encoding('iso-8859-2'),
"\u0065\u006C\u0151\u00ED\u0072\u00E1\u0073".encode('iso-8859-2'))
assert_equal("\xE3\xCA\xC8".force_encoding('iso-8859-6'), "\u0643\u062A\u0628".encode('iso-8859-6'))
assert_equal( "\xDF\xD5\xE0\xD5\xD2\xDE\xD4".force_encoding('iso-8859-5'),
"\u043F\u0435\u0440\u0435\u0432\u043E\u0434".encode('iso-8859-5'))
end
def test_twostep
assert_equal("D\xFCrst".force_encoding('iso-8859-2'), "D\xFCrst".encode('iso-8859-2', 'iso-8859-1'))
end
def test_all_bytes
encodings_8859 = [
'ISO-8859-1', 'ISO-8859-2',
#'ISO-8859-3', # not all bytes used
'ISO-8859-4', 'ISO-8859-5',
#'ISO-8859-6', # not all bytes used
#'ISO-8859-7', # not all bytes used
#'ISO-8859-8', # not all bytes used
'ISO-8859-9', 'ISO-8859-10',
#'ISO-8859-11', # not all bytes used
#'ISO-8859-12', # not available
'ISO-8859-13','ISO-8859-14','ISO-8859-15',
#'ISO-8859-16', # not available
]
all_bytes = (0..255).collect {|x| x}.pack 'C*'
test_start = all_bytes
test_start.encode('UTF-8','ISO-8859-1').encode('ISO-8859-1')
encodings_8859.each do |enc|
test_start = all_bytes
assert_equal(test_start, test_start.encode('UTF-8',enc).encode(enc).force_encoding('ASCII-8BIT'))
end
end
end
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