mirror of https://github.com/python/cpython
233 lines
8.2 KiB
Python
233 lines
8.2 KiB
Python
#!/usr/bin/env python
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#
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# test_multibytecodec_support.py
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# Common Unittest Routines for CJK codecs
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#
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# $CJKCodecs: test_multibytecodec_support.py,v 1.6 2004/06/19 06:09:55 perky Exp $
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import sys, codecs, os.path
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import unittest
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from test import test_support
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from StringIO import StringIO
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__cjkcodecs__ = 0 # define this as 0 for python
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class TestBase:
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encoding = '' # codec name
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codec = None # codec tuple (with 4 elements)
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tstring = '' # string to test StreamReader
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codectests = None # must set. codec test tuple
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roundtriptest = 1 # set if roundtrip is possible with unicode
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has_iso10646 = 0 # set if this encoding contains whole iso10646 map
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xmlcharnametest = None # string to test xmlcharrefreplace
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def setUp(self):
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if self.codec is None:
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self.codec = codecs.lookup(self.encoding)
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self.encode, self.decode, self.reader, self.writer = self.codec
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def test_chunkcoding(self):
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for native, utf8 in zip(*[StringIO(f).readlines()
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for f in self.tstring]):
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u = self.decode(native)[0]
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self.assertEqual(u, utf8.decode('utf-8'))
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if self.roundtriptest:
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self.assertEqual(native, self.encode(u)[0])
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def test_errorhandle(self):
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for source, scheme, expected in self.codectests:
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if type(source) == type(''):
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func = self.decode
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else:
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func = self.encode
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if expected:
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result = func(source, scheme)[0]
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self.assertEqual(result, expected)
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else:
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self.assertRaises(UnicodeError, func, source, scheme)
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if sys.hexversion >= 0x02030000:
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def test_xmlcharrefreplace(self):
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if self.has_iso10646:
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return
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s = u"\u0b13\u0b23\u0b60 nd eggs"
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self.assertEqual(
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self.encode(s, "xmlcharrefreplace")[0],
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"ଓଣୠ nd eggs"
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)
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def test_customreplace(self):
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if self.has_iso10646:
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return
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import htmlentitydefs
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names = {}
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for (key, value) in htmlentitydefs.entitydefs.items():
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if len(value)==1:
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names[value.decode('latin-1')] = self.decode(key)[0]
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else:
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names[unichr(int(value[2:-1]))] = self.decode(key)[0]
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def xmlcharnamereplace(exc):
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if not isinstance(exc, UnicodeEncodeError):
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raise TypeError("don't know how to handle %r" % exc)
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l = []
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for c in exc.object[exc.start:exc.end]:
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try:
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l.append(u"&%s;" % names[c])
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except KeyError:
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l.append(u"&#%d;" % ord(c))
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return (u"".join(l), exc.end)
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codecs.register_error(
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"test.xmlcharnamereplace", xmlcharnamereplace)
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if self.xmlcharnametest:
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sin, sout = self.xmlcharnametest
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else:
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sin = u"\xab\u211c\xbb = \u2329\u1234\u232a"
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sout = "«ℜ» = ⟨ሴ⟩"
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self.assertEqual(self.encode(sin,
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"test.xmlcharnamereplace")[0], sout)
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def test_streamreader(self):
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UTF8Writer = codecs.getwriter('utf-8')
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for name in ["read", "readline", "readlines"]:
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for sizehint in [None, -1] + range(1, 33) + \
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[64, 128, 256, 512, 1024]:
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istream = self.reader(StringIO(self.tstring[0]))
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ostream = UTF8Writer(StringIO())
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func = getattr(istream, name)
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while 1:
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data = func(sizehint)
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if not data:
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break
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if name == "readlines":
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ostream.writelines(data)
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else:
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ostream.write(data)
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self.assertEqual(ostream.getvalue(), self.tstring[1])
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def test_streamwriter(self):
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if __cjkcodecs__:
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readfuncs = ('read', 'readline', 'readlines')
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else:
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# standard utf8 codec has broken readline and readlines.
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readfuncs = ('read',)
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UTF8Reader = codecs.getreader('utf-8')
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for name in readfuncs:
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for sizehint in [None] + range(1, 33) + \
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[64, 128, 256, 512, 1024]:
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istream = UTF8Reader(StringIO(self.tstring[1]))
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ostream = self.writer(StringIO())
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func = getattr(istream, name)
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while 1:
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if sizehint is not None:
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data = func(sizehint)
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else:
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data = func()
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if not data:
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break
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if name == "readlines":
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ostream.writelines(data)
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else:
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ostream.write(data)
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self.assertEqual(ostream.getvalue(), self.tstring[0])
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if len(u'\U00012345') == 2: # ucs2 build
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_unichr = unichr
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def unichr(v):
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if v >= 0x10000:
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return _unichr(0xd800 + ((v - 0x10000) >> 10)) + \
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_unichr(0xdc00 + ((v - 0x10000) & 0x3ff))
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else:
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return _unichr(v)
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_ord = ord
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def ord(c):
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if len(c) == 2:
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return 0x10000 + ((_ord(c[0]) - 0xd800) << 10) + \
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(ord(c[1]) - 0xdc00)
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else:
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return _ord(c)
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class TestBase_Mapping(unittest.TestCase):
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pass_enctest = []
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pass_dectest = []
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supmaps = []
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def __init__(self, *args, **kw):
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unittest.TestCase.__init__(self, *args, **kw)
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if not os.path.exists(self.mapfilename):
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raise test_support.TestSkipped('%s not found, download from %s' %
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(self.mapfilename, self.mapfileurl))
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def test_mapping_file(self):
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unichrs = lambda s: u''.join(map(unichr, map(eval, s.split('+'))))
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urt_wa = {}
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for line in open(self.mapfilename):
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if not line:
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break
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data = line.split('#')[0].strip().split()
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if len(data) != 2:
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continue
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csetval = eval(data[0])
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if csetval <= 0x7F:
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csetch = chr(csetval & 0xff)
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elif csetval >= 0x1000000:
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csetch = chr(csetval >> 24) + chr((csetval >> 16) & 0xff) + \
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chr((csetval >> 8) & 0xff) + chr(csetval & 0xff)
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elif csetval >= 0x10000:
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csetch = chr(csetval >> 16) + \
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chr((csetval >> 8) & 0xff) + chr(csetval & 0xff)
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elif csetval >= 0x100:
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csetch = chr(csetval >> 8) + chr(csetval & 0xff)
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else:
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continue
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unich = unichrs(data[1])
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if ord(unich) == 0xfffd or urt_wa.has_key(unich):
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continue
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urt_wa[unich] = csetch
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self._testpoint(csetch, unich)
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def test_mapping_supplemental(self):
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for mapping in self.supmaps:
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self._testpoint(*mapping)
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def _testpoint(self, csetch, unich):
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if (csetch, unich) not in self.pass_enctest:
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self.assertEqual(unich.encode(self.encoding), csetch)
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if (csetch, unich) not in self.pass_dectest:
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self.assertEqual(unicode(csetch, self.encoding), unich)
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def load_teststring(encoding):
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if __cjkcodecs__:
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etxt = open(os.path.join('sampletexts', encoding) + '.txt').read()
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utxt = open(os.path.join('sampletexts', encoding) + '.utf8').read()
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return (etxt, utxt)
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else:
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from test import cjkencodings_test
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return cjkencodings_test.teststring[encoding]
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def register_skip_expected(*cases):
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for case in cases: # len(cases) must be 1 at least.
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for path in [os.path.curdir, os.path.pardir]:
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fn = os.path.join(path, case.mapfilename)
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if os.path.exists(fn):
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case.mapfilename = fn
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break
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else:
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sys.modules[case.__module__].skip_expected = True
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break
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else:
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sys.modules[case.__module__].skip_expected = False
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