273 lines
10 KiB
Python
273 lines
10 KiB
Python
#!/usr/bin/env python
|
|
#
|
|
# test_multibytecodec.py
|
|
# Unit test for multibytecodec itself
|
|
#
|
|
|
|
from test import test_support
|
|
from test.test_support import TESTFN
|
|
import unittest, StringIO, codecs, sys, os
|
|
import _multibytecodec
|
|
|
|
ALL_CJKENCODINGS = [
|
|
# _codecs_cn
|
|
'gb2312', 'gbk', 'gb18030', 'hz',
|
|
# _codecs_hk
|
|
'big5hkscs',
|
|
# _codecs_jp
|
|
'cp932', 'shift_jis', 'euc_jp', 'euc_jisx0213', 'shift_jisx0213',
|
|
'euc_jis_2004', 'shift_jis_2004',
|
|
# _codecs_kr
|
|
'cp949', 'euc_kr', 'johab',
|
|
# _codecs_tw
|
|
'big5', 'cp950',
|
|
# _codecs_iso2022
|
|
'iso2022_jp', 'iso2022_jp_1', 'iso2022_jp_2', 'iso2022_jp_2004',
|
|
'iso2022_jp_3', 'iso2022_jp_ext', 'iso2022_kr',
|
|
]
|
|
|
|
class Test_MultibyteCodec(unittest.TestCase):
|
|
|
|
def test_nullcoding(self):
|
|
for enc in ALL_CJKENCODINGS:
|
|
self.assertEqual(''.decode(enc), u'')
|
|
self.assertEqual(unicode('', enc), u'')
|
|
self.assertEqual(u''.encode(enc), '')
|
|
|
|
def test_str_decode(self):
|
|
for enc in ALL_CJKENCODINGS:
|
|
self.assertEqual('abcd'.encode(enc), 'abcd')
|
|
|
|
def test_errorcallback_longindex(self):
|
|
dec = codecs.getdecoder('euc-kr')
|
|
myreplace = lambda exc: (u'', sys.maxint+1)
|
|
codecs.register_error('test.cjktest', myreplace)
|
|
self.assertRaises(IndexError, dec,
|
|
'apple\x92ham\x93spam', 'test.cjktest')
|
|
|
|
def test_codingspec(self):
|
|
for enc in ALL_CJKENCODINGS:
|
|
code = '# coding: {}\n'.format(enc)
|
|
exec code
|
|
|
|
def test_init_segfault(self):
|
|
# bug #3305: this used to segfault
|
|
self.assertRaises(AttributeError,
|
|
_multibytecodec.MultibyteStreamReader, None)
|
|
self.assertRaises(AttributeError,
|
|
_multibytecodec.MultibyteStreamWriter, None)
|
|
|
|
|
|
class Test_IncrementalEncoder(unittest.TestCase):
|
|
|
|
def test_stateless(self):
|
|
# cp949 encoder isn't stateful at all.
|
|
encoder = codecs.getincrementalencoder('cp949')()
|
|
self.assertEqual(encoder.encode(u'\ud30c\uc774\uc36c \ub9c8\uc744'),
|
|
'\xc6\xc4\xc0\xcc\xbd\xe3 \xb8\xb6\xc0\xbb')
|
|
self.assertEqual(encoder.reset(), None)
|
|
self.assertEqual(encoder.encode(u'\u2606\u223c\u2606', True),
|
|
'\xa1\xd9\xa1\xad\xa1\xd9')
|
|
self.assertEqual(encoder.reset(), None)
|
|
self.assertEqual(encoder.encode(u'', True), '')
|
|
self.assertEqual(encoder.encode(u'', False), '')
|
|
self.assertEqual(encoder.reset(), None)
|
|
|
|
def test_stateful(self):
|
|
# jisx0213 encoder is stateful for a few codepoints. eg)
|
|
# U+00E6 => A9DC
|
|
# U+00E6 U+0300 => ABC4
|
|
# U+0300 => ABDC
|
|
|
|
encoder = codecs.getincrementalencoder('jisx0213')()
|
|
self.assertEqual(encoder.encode(u'\u00e6\u0300'), '\xab\xc4')
|
|
self.assertEqual(encoder.encode(u'\u00e6'), '')
|
|
self.assertEqual(encoder.encode(u'\u0300'), '\xab\xc4')
|
|
self.assertEqual(encoder.encode(u'\u00e6', True), '\xa9\xdc')
|
|
|
|
self.assertEqual(encoder.reset(), None)
|
|
self.assertEqual(encoder.encode(u'\u0300'), '\xab\xdc')
|
|
|
|
self.assertEqual(encoder.encode(u'\u00e6'), '')
|
|
self.assertEqual(encoder.encode('', True), '\xa9\xdc')
|
|
self.assertEqual(encoder.encode('', True), '')
|
|
|
|
def test_stateful_keep_buffer(self):
|
|
encoder = codecs.getincrementalencoder('jisx0213')()
|
|
self.assertEqual(encoder.encode(u'\u00e6'), '')
|
|
self.assertRaises(UnicodeEncodeError, encoder.encode, u'\u0123')
|
|
self.assertEqual(encoder.encode(u'\u0300\u00e6'), '\xab\xc4')
|
|
self.assertRaises(UnicodeEncodeError, encoder.encode, u'\u0123')
|
|
self.assertEqual(encoder.reset(), None)
|
|
self.assertEqual(encoder.encode(u'\u0300'), '\xab\xdc')
|
|
self.assertEqual(encoder.encode(u'\u00e6'), '')
|
|
self.assertRaises(UnicodeEncodeError, encoder.encode, u'\u0123')
|
|
self.assertEqual(encoder.encode(u'', True), '\xa9\xdc')
|
|
|
|
def test_issue5640(self):
|
|
encoder = codecs.getincrementalencoder('shift-jis')('backslashreplace')
|
|
self.assertEqual(encoder.encode(u'\xff'), b'\\xff')
|
|
self.assertEqual(encoder.encode(u'\n'), b'\n')
|
|
|
|
class Test_IncrementalDecoder(unittest.TestCase):
|
|
|
|
def test_dbcs(self):
|
|
# cp949 decoder is simple with only 1 or 2 bytes sequences.
|
|
decoder = codecs.getincrementaldecoder('cp949')()
|
|
self.assertEqual(decoder.decode('\xc6\xc4\xc0\xcc\xbd'),
|
|
u'\ud30c\uc774')
|
|
self.assertEqual(decoder.decode('\xe3 \xb8\xb6\xc0\xbb'),
|
|
u'\uc36c \ub9c8\uc744')
|
|
self.assertEqual(decoder.decode(''), u'')
|
|
|
|
def test_dbcs_keep_buffer(self):
|
|
decoder = codecs.getincrementaldecoder('cp949')()
|
|
self.assertEqual(decoder.decode('\xc6\xc4\xc0'), u'\ud30c')
|
|
self.assertRaises(UnicodeDecodeError, decoder.decode, '', True)
|
|
self.assertEqual(decoder.decode('\xcc'), u'\uc774')
|
|
|
|
self.assertEqual(decoder.decode('\xc6\xc4\xc0'), u'\ud30c')
|
|
self.assertRaises(UnicodeDecodeError, decoder.decode, '\xcc\xbd', True)
|
|
self.assertEqual(decoder.decode('\xcc'), u'\uc774')
|
|
|
|
def test_iso2022(self):
|
|
decoder = codecs.getincrementaldecoder('iso2022-jp')()
|
|
ESC = '\x1b'
|
|
self.assertEqual(decoder.decode(ESC + '('), u'')
|
|
self.assertEqual(decoder.decode('B', True), u'')
|
|
self.assertEqual(decoder.decode(ESC + '$'), u'')
|
|
self.assertEqual(decoder.decode('B@$'), u'\u4e16')
|
|
self.assertEqual(decoder.decode('@$@'), u'\u4e16')
|
|
self.assertEqual(decoder.decode('$', True), u'\u4e16')
|
|
self.assertEqual(decoder.reset(), None)
|
|
self.assertEqual(decoder.decode('@$'), u'@$')
|
|
self.assertEqual(decoder.decode(ESC + '$'), u'')
|
|
self.assertRaises(UnicodeDecodeError, decoder.decode, '', True)
|
|
self.assertEqual(decoder.decode('B@$'), u'\u4e16')
|
|
|
|
class Test_StreamReader(unittest.TestCase):
|
|
def test_bug1728403(self):
|
|
try:
|
|
open(TESTFN, 'w').write('\xa1')
|
|
f = codecs.open(TESTFN, encoding='cp949')
|
|
self.assertRaises(UnicodeDecodeError, f.read, 2)
|
|
finally:
|
|
try: f.close()
|
|
except: pass
|
|
os.unlink(TESTFN)
|
|
|
|
class Test_StreamWriter(unittest.TestCase):
|
|
@unittest.skipUnless(len(u'\U00012345') == 2, 'need a narrow build')
|
|
def test_gb18030(self):
|
|
s = StringIO.StringIO()
|
|
c = codecs.getwriter('gb18030')(s)
|
|
c.write(u'123')
|
|
self.assertEqual(s.getvalue(), '123')
|
|
c.write(u'\U00012345')
|
|
self.assertEqual(s.getvalue(), '123\x907\x959')
|
|
c.write(u'\U00012345'[0])
|
|
self.assertEqual(s.getvalue(), '123\x907\x959')
|
|
c.write(u'\U00012345'[1] + u'\U00012345' + u'\uac00\u00ac')
|
|
self.assertEqual(s.getvalue(),
|
|
'123\x907\x959\x907\x959\x907\x959\x827\xcf5\x810\x851')
|
|
c.write(u'\U00012345'[0])
|
|
self.assertEqual(s.getvalue(),
|
|
'123\x907\x959\x907\x959\x907\x959\x827\xcf5\x810\x851')
|
|
self.assertRaises(UnicodeError, c.reset)
|
|
self.assertEqual(s.getvalue(),
|
|
'123\x907\x959\x907\x959\x907\x959\x827\xcf5\x810\x851')
|
|
|
|
@unittest.skipUnless(len(u'\U00012345') == 2, 'need a narrow build')
|
|
def test_utf_8(self):
|
|
s= StringIO.StringIO()
|
|
c = codecs.getwriter('utf-8')(s)
|
|
c.write(u'123')
|
|
self.assertEqual(s.getvalue(), '123')
|
|
c.write(u'\U00012345')
|
|
self.assertEqual(s.getvalue(), '123\xf0\x92\x8d\x85')
|
|
|
|
# Python utf-8 codec can't buffer surrogate pairs yet.
|
|
if 0:
|
|
c.write(u'\U00012345'[0])
|
|
self.assertEqual(s.getvalue(), '123\xf0\x92\x8d\x85')
|
|
c.write(u'\U00012345'[1] + u'\U00012345' + u'\uac00\u00ac')
|
|
self.assertEqual(s.getvalue(),
|
|
'123\xf0\x92\x8d\x85\xf0\x92\x8d\x85\xf0\x92\x8d\x85'
|
|
'\xea\xb0\x80\xc2\xac')
|
|
c.write(u'\U00012345'[0])
|
|
self.assertEqual(s.getvalue(),
|
|
'123\xf0\x92\x8d\x85\xf0\x92\x8d\x85\xf0\x92\x8d\x85'
|
|
'\xea\xb0\x80\xc2\xac')
|
|
c.reset()
|
|
self.assertEqual(s.getvalue(),
|
|
'123\xf0\x92\x8d\x85\xf0\x92\x8d\x85\xf0\x92\x8d\x85'
|
|
'\xea\xb0\x80\xc2\xac\xed\xa0\x88')
|
|
c.write(u'\U00012345'[1])
|
|
self.assertEqual(s.getvalue(),
|
|
'123\xf0\x92\x8d\x85\xf0\x92\x8d\x85\xf0\x92\x8d\x85'
|
|
'\xea\xb0\x80\xc2\xac\xed\xa0\x88\xed\xbd\x85')
|
|
|
|
def test_streamwriter_strwrite(self):
|
|
s = StringIO.StringIO()
|
|
wr = codecs.getwriter('gb18030')(s)
|
|
wr.write('abcd')
|
|
self.assertEqual(s.getvalue(), 'abcd')
|
|
|
|
class Test_ISO2022(unittest.TestCase):
|
|
def test_g2(self):
|
|
iso2022jp2 = '\x1b(B:hu4:unit\x1b.A\x1bNi de famille'
|
|
uni = u':hu4:unit\xe9 de famille'
|
|
self.assertEqual(iso2022jp2.decode('iso2022-jp-2'), uni)
|
|
|
|
def test_iso2022_jp_g0(self):
|
|
self.assertNotIn('\x0e', u'\N{SOFT HYPHEN}'.encode('iso-2022-jp-2'))
|
|
for encoding in ('iso-2022-jp-2004', 'iso-2022-jp-3'):
|
|
e = u'\u3406'.encode(encoding)
|
|
self.assertFalse(filter(lambda x: x >= '\x80', e))
|
|
|
|
def test_bug1572832(self):
|
|
if sys.maxunicode >= 0x10000:
|
|
myunichr = unichr
|
|
else:
|
|
myunichr = lambda x: unichr(0xD7C0+(x>>10)) + unichr(0xDC00+(x&0x3FF))
|
|
|
|
for x in xrange(0x10000, 0x110000):
|
|
# Any ISO 2022 codec will cause the segfault
|
|
myunichr(x).encode('iso_2022_jp', 'ignore')
|
|
|
|
class TestStateful(unittest.TestCase):
|
|
text = u'\u4E16\u4E16'
|
|
encoding = 'iso-2022-jp'
|
|
expected = b'\x1b$B@$@$'
|
|
expected_reset = b'\x1b$B@$@$\x1b(B'
|
|
|
|
def test_encode(self):
|
|
self.assertEqual(self.text.encode(self.encoding), self.expected_reset)
|
|
|
|
def test_incrementalencoder(self):
|
|
encoder = codecs.getincrementalencoder(self.encoding)()
|
|
output = b''.join(
|
|
encoder.encode(char)
|
|
for char in self.text)
|
|
self.assertEqual(output, self.expected)
|
|
|
|
def test_incrementalencoder_final(self):
|
|
encoder = codecs.getincrementalencoder(self.encoding)()
|
|
last_index = len(self.text) - 1
|
|
output = b''.join(
|
|
encoder.encode(char, index == last_index)
|
|
for index, char in enumerate(self.text))
|
|
self.assertEqual(output, self.expected_reset)
|
|
|
|
class TestHZStateful(TestStateful):
|
|
text = u'\u804a\u804a'
|
|
encoding = 'hz'
|
|
expected = b'~{ADAD'
|
|
expected_reset = b'~{ADAD~}'
|
|
|
|
def test_main():
|
|
test_support.run_unittest(__name__)
|
|
|
|
if __name__ == "__main__":
|
|
test_main()
|