341 lines
12 KiB
Python
341 lines
12 KiB
Python
#!/usr/bin/env python
|
|
#
|
|
# test_multibytecodec_support.py
|
|
# Common Unittest Routines for CJK codecs
|
|
#
|
|
|
|
import sys, codecs
|
|
import unittest, re
|
|
from test import test_support
|
|
from StringIO import StringIO
|
|
|
|
class TestBase:
|
|
encoding = '' # codec name
|
|
codec = None # codec tuple (with 4 elements)
|
|
tstring = '' # string to test StreamReader
|
|
|
|
codectests = None # must set. codec test tuple
|
|
roundtriptest = 1 # set if roundtrip is possible with unicode
|
|
has_iso10646 = 0 # set if this encoding contains whole iso10646 map
|
|
xmlcharnametest = None # string to test xmlcharrefreplace
|
|
unmappedunicode = u'\udeee' # a unicode codepoint that is not mapped.
|
|
|
|
def setUp(self):
|
|
if self.codec is None:
|
|
self.codec = codecs.lookup(self.encoding)
|
|
self.encode = self.codec.encode
|
|
self.decode = self.codec.decode
|
|
self.reader = self.codec.streamreader
|
|
self.writer = self.codec.streamwriter
|
|
self.incrementalencoder = self.codec.incrementalencoder
|
|
self.incrementaldecoder = self.codec.incrementaldecoder
|
|
|
|
def test_chunkcoding(self):
|
|
for native, utf8 in zip(*[StringIO(f).readlines()
|
|
for f in self.tstring]):
|
|
u = self.decode(native)[0]
|
|
self.assertEqual(u, utf8.decode('utf-8'))
|
|
if self.roundtriptest:
|
|
self.assertEqual(native, self.encode(u)[0])
|
|
|
|
def test_errorhandle(self):
|
|
for source, scheme, expected in self.codectests:
|
|
if type(source) == type(''):
|
|
func = self.decode
|
|
else:
|
|
func = self.encode
|
|
if expected:
|
|
result = func(source, scheme)[0]
|
|
self.assertEqual(result, expected)
|
|
else:
|
|
self.assertRaises(UnicodeError, func, source, scheme)
|
|
|
|
def test_xmlcharrefreplace(self):
|
|
if self.has_iso10646:
|
|
return
|
|
|
|
s = u"\u0b13\u0b23\u0b60 nd eggs"
|
|
self.assertEqual(
|
|
self.encode(s, "xmlcharrefreplace")[0],
|
|
"ଓଣୠ nd eggs"
|
|
)
|
|
|
|
def test_customreplace_encode(self):
|
|
if self.has_iso10646:
|
|
return
|
|
|
|
from htmlentitydefs import codepoint2name
|
|
|
|
def xmlcharnamereplace(exc):
|
|
if not isinstance(exc, UnicodeEncodeError):
|
|
raise TypeError("don't know how to handle %r" % exc)
|
|
l = []
|
|
for c in exc.object[exc.start:exc.end]:
|
|
if ord(c) in codepoint2name:
|
|
l.append(u"&%s;" % codepoint2name[ord(c)])
|
|
else:
|
|
l.append(u"&#%d;" % ord(c))
|
|
return (u"".join(l), exc.end)
|
|
|
|
codecs.register_error("test.xmlcharnamereplace", xmlcharnamereplace)
|
|
|
|
if self.xmlcharnametest:
|
|
sin, sout = self.xmlcharnametest
|
|
else:
|
|
sin = u"\xab\u211c\xbb = \u2329\u1234\u232a"
|
|
sout = "«ℜ» = ⟨ሴ⟩"
|
|
self.assertEqual(self.encode(sin,
|
|
"test.xmlcharnamereplace")[0], sout)
|
|
|
|
def test_callback_wrong_objects(self):
|
|
def myreplace(exc):
|
|
return (ret, exc.end)
|
|
codecs.register_error("test.cjktest", myreplace)
|
|
|
|
for ret in ([1, 2, 3], [], None, object(), 'string', ''):
|
|
self.assertRaises(TypeError, self.encode, self.unmappedunicode,
|
|
'test.cjktest')
|
|
|
|
def test_callback_long_index(self):
|
|
def myreplace(exc):
|
|
return (u'x', long(exc.end))
|
|
codecs.register_error("test.cjktest", myreplace)
|
|
self.assertEqual(self.encode(u'abcd' + self.unmappedunicode + u'efgh',
|
|
'test.cjktest'), ('abcdxefgh', 9))
|
|
|
|
def myreplace(exc):
|
|
return (u'x', sys.maxint + 1)
|
|
codecs.register_error("test.cjktest", myreplace)
|
|
self.assertRaises(IndexError, self.encode, self.unmappedunicode,
|
|
'test.cjktest')
|
|
|
|
def test_callback_None_index(self):
|
|
def myreplace(exc):
|
|
return (u'x', None)
|
|
codecs.register_error("test.cjktest", myreplace)
|
|
self.assertRaises(TypeError, self.encode, self.unmappedunicode,
|
|
'test.cjktest')
|
|
|
|
def test_callback_backward_index(self):
|
|
def myreplace(exc):
|
|
if myreplace.limit > 0:
|
|
myreplace.limit -= 1
|
|
return (u'REPLACED', 0)
|
|
else:
|
|
return (u'TERMINAL', exc.end)
|
|
myreplace.limit = 3
|
|
codecs.register_error("test.cjktest", myreplace)
|
|
self.assertEqual(self.encode(u'abcd' + self.unmappedunicode + u'efgh',
|
|
'test.cjktest'),
|
|
('abcdREPLACEDabcdREPLACEDabcdREPLACEDabcdTERMINALefgh', 9))
|
|
|
|
def test_callback_forward_index(self):
|
|
def myreplace(exc):
|
|
return (u'REPLACED', exc.end + 2)
|
|
codecs.register_error("test.cjktest", myreplace)
|
|
self.assertEqual(self.encode(u'abcd' + self.unmappedunicode + u'efgh',
|
|
'test.cjktest'), ('abcdREPLACEDgh', 9))
|
|
|
|
def test_callback_index_outofbound(self):
|
|
def myreplace(exc):
|
|
return (u'TERM', 100)
|
|
codecs.register_error("test.cjktest", myreplace)
|
|
self.assertRaises(IndexError, self.encode, self.unmappedunicode,
|
|
'test.cjktest')
|
|
|
|
def test_incrementalencoder(self):
|
|
UTF8Reader = codecs.getreader('utf-8')
|
|
for sizehint in [None] + range(1, 33) + \
|
|
[64, 128, 256, 512, 1024]:
|
|
istream = UTF8Reader(StringIO(self.tstring[1]))
|
|
ostream = StringIO()
|
|
encoder = self.incrementalencoder()
|
|
while 1:
|
|
if sizehint is not None:
|
|
data = istream.read(sizehint)
|
|
else:
|
|
data = istream.read()
|
|
|
|
if not data:
|
|
break
|
|
e = encoder.encode(data)
|
|
ostream.write(e)
|
|
|
|
self.assertEqual(ostream.getvalue(), self.tstring[0])
|
|
|
|
def test_incrementaldecoder(self):
|
|
UTF8Writer = codecs.getwriter('utf-8')
|
|
for sizehint in [None, -1] + range(1, 33) + \
|
|
[64, 128, 256, 512, 1024]:
|
|
istream = StringIO(self.tstring[0])
|
|
ostream = UTF8Writer(StringIO())
|
|
decoder = self.incrementaldecoder()
|
|
while 1:
|
|
data = istream.read(sizehint)
|
|
if not data:
|
|
break
|
|
else:
|
|
u = decoder.decode(data)
|
|
ostream.write(u)
|
|
|
|
self.assertEqual(ostream.getvalue(), self.tstring[1])
|
|
|
|
def test_incrementalencoder_error_callback(self):
|
|
inv = self.unmappedunicode
|
|
|
|
e = self.incrementalencoder()
|
|
self.assertRaises(UnicodeEncodeError, e.encode, inv, True)
|
|
|
|
e.errors = 'ignore'
|
|
self.assertEqual(e.encode(inv, True), '')
|
|
|
|
e.reset()
|
|
def tempreplace(exc):
|
|
return (u'called', exc.end)
|
|
codecs.register_error('test.incremental_error_callback', tempreplace)
|
|
e.errors = 'test.incremental_error_callback'
|
|
self.assertEqual(e.encode(inv, True), 'called')
|
|
|
|
# again
|
|
e.errors = 'ignore'
|
|
self.assertEqual(e.encode(inv, True), '')
|
|
|
|
def test_streamreader(self):
|
|
UTF8Writer = codecs.getwriter('utf-8')
|
|
for name in ["read", "readline", "readlines"]:
|
|
for sizehint in [None, -1] + range(1, 33) + \
|
|
[64, 128, 256, 512, 1024]:
|
|
istream = self.reader(StringIO(self.tstring[0]))
|
|
ostream = UTF8Writer(StringIO())
|
|
func = getattr(istream, name)
|
|
while 1:
|
|
data = func(sizehint)
|
|
if not data:
|
|
break
|
|
if name == "readlines":
|
|
ostream.writelines(data)
|
|
else:
|
|
ostream.write(data)
|
|
|
|
self.assertEqual(ostream.getvalue(), self.tstring[1])
|
|
|
|
def test_streamwriter(self):
|
|
readfuncs = ('read', 'readline', 'readlines')
|
|
UTF8Reader = codecs.getreader('utf-8')
|
|
for name in readfuncs:
|
|
for sizehint in [None] + range(1, 33) + \
|
|
[64, 128, 256, 512, 1024]:
|
|
istream = UTF8Reader(StringIO(self.tstring[1]))
|
|
ostream = self.writer(StringIO())
|
|
func = getattr(istream, name)
|
|
while 1:
|
|
if sizehint is not None:
|
|
data = func(sizehint)
|
|
else:
|
|
data = func()
|
|
|
|
if not data:
|
|
break
|
|
if name == "readlines":
|
|
ostream.writelines(data)
|
|
else:
|
|
ostream.write(data)
|
|
|
|
self.assertEqual(ostream.getvalue(), self.tstring[0])
|
|
|
|
if len(u'\U00012345') == 2: # ucs2 build
|
|
_unichr = unichr
|
|
def unichr(v):
|
|
if v >= 0x10000:
|
|
return _unichr(0xd800 + ((v - 0x10000) >> 10)) + \
|
|
_unichr(0xdc00 + ((v - 0x10000) & 0x3ff))
|
|
else:
|
|
return _unichr(v)
|
|
_ord = ord
|
|
def ord(c):
|
|
if len(c) == 2:
|
|
return 0x10000 + ((_ord(c[0]) - 0xd800) << 10) + \
|
|
(ord(c[1]) - 0xdc00)
|
|
else:
|
|
return _ord(c)
|
|
|
|
class TestBase_Mapping(unittest.TestCase):
|
|
pass_enctest = []
|
|
pass_dectest = []
|
|
supmaps = []
|
|
|
|
def __init__(self, *args, **kw):
|
|
unittest.TestCase.__init__(self, *args, **kw)
|
|
self.open_mapping_file() # test it to report the error early
|
|
|
|
def open_mapping_file(self):
|
|
return test_support.open_urlresource(self.mapfileurl)
|
|
|
|
def test_mapping_file(self):
|
|
if self.mapfileurl.endswith('.xml'):
|
|
self._test_mapping_file_ucm()
|
|
else:
|
|
self._test_mapping_file_plain()
|
|
|
|
def _test_mapping_file_plain(self):
|
|
unichrs = lambda s: u''.join(map(unichr, map(eval, s.split('+'))))
|
|
urt_wa = {}
|
|
|
|
for line in self.open_mapping_file():
|
|
if not line:
|
|
break
|
|
data = line.split('#')[0].strip().split()
|
|
if len(data) != 2:
|
|
continue
|
|
|
|
csetval = eval(data[0])
|
|
if csetval <= 0x7F:
|
|
csetch = chr(csetval & 0xff)
|
|
elif csetval >= 0x1000000:
|
|
csetch = chr(csetval >> 24) + chr((csetval >> 16) & 0xff) + \
|
|
chr((csetval >> 8) & 0xff) + chr(csetval & 0xff)
|
|
elif csetval >= 0x10000:
|
|
csetch = chr(csetval >> 16) + \
|
|
chr((csetval >> 8) & 0xff) + chr(csetval & 0xff)
|
|
elif csetval >= 0x100:
|
|
csetch = chr(csetval >> 8) + chr(csetval & 0xff)
|
|
else:
|
|
continue
|
|
|
|
unich = unichrs(data[1])
|
|
if ord(unich) == 0xfffd or urt_wa.has_key(unich):
|
|
continue
|
|
urt_wa[unich] = csetch
|
|
|
|
self._testpoint(csetch, unich)
|
|
|
|
def _test_mapping_file_ucm(self):
|
|
ucmdata = self.open_mapping_file().read()
|
|
uc = re.findall('<a u="([A-F0-9]{4})" b="([0-9A-F ]+)"/>', ucmdata)
|
|
for uni, coded in uc:
|
|
unich = unichr(int(uni, 16))
|
|
codech = ''.join(chr(int(c, 16)) for c in coded.split())
|
|
self._testpoint(codech, unich)
|
|
|
|
def test_mapping_supplemental(self):
|
|
for mapping in self.supmaps:
|
|
self._testpoint(*mapping)
|
|
|
|
def _testpoint(self, csetch, unich):
|
|
if (csetch, unich) not in self.pass_enctest:
|
|
try:
|
|
self.assertEqual(unich.encode(self.encoding), csetch)
|
|
except UnicodeError, exc:
|
|
self.fail('Encoding failed while testing %s -> %s: %s' % (
|
|
repr(unich), repr(csetch), exc.reason))
|
|
if (csetch, unich) not in self.pass_dectest:
|
|
try:
|
|
self.assertEqual(csetch.decode(self.encoding), unich)
|
|
except UnicodeError, exc:
|
|
self.fail('Decoding failed while testing %s -> %s: %s' % (
|
|
repr(csetch), repr(unich), exc.reason))
|
|
|
|
def load_teststring(encoding):
|
|
from test import cjkencodings_test
|
|
return cjkencodings_test.teststring[encoding]
|