/usr/lib/python2.7/test/test_pep277.py is in libpython2.7-testsuite 2.7.15~rc1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 | # Test the Unicode versions of normal file functions
# open, os.open, os.stat. os.listdir, os.rename, os.remove, os.mkdir, os.chdir, os.rmdir
import sys, os, unittest
from unicodedata import normalize
from test import test_support
filenames = [
'1_abc',
u'2_ascii',
u'3_Gr\xfc\xdf-Gott',
u'4_\u0393\u03b5\u03b9\u03ac-\u03c3\u03b1\u03c2',
u'5_\u0417\u0434\u0440\u0430\u0432\u0441\u0442\u0432\u0443\u0439\u0442\u0435',
u'6_\u306b\u307d\u3093',
u'7_\u05d4\u05e9\u05e7\u05e6\u05e5\u05e1',
u'8_\u66e8\u66e9\u66eb',
u'9_\u66e8\u05e9\u3093\u0434\u0393\xdf',
# Specific code points: fn, NFC(fn) and NFKC(fn) all differents
u'10_\u1fee\u1ffd',
]
# Mac OS X decomposes Unicode names, using Normal Form D.
# http://developer.apple.com/mac/library/qa/qa2001/qa1173.html
# "However, most volume formats do not follow the exact specification for
# these normal forms. For example, HFS Plus uses a variant of Normal Form D
# in which U+2000 through U+2FFF, U+F900 through U+FAFF, and U+2F800 through
# U+2FAFF are not decomposed."
if sys.platform != 'darwin':
filenames.extend([
# Specific code points: NFC(fn), NFD(fn), NFKC(fn) and NFKD(fn) all differents
u'11_\u0385\u03d3\u03d4',
u'12_\u00a8\u0301\u03d2\u0301\u03d2\u0308', # == NFD(u'\u0385\u03d3\u03d4')
u'13_\u0020\u0308\u0301\u038e\u03ab', # == NFKC(u'\u0385\u03d3\u03d4')
u'14_\u1e9b\u1fc1\u1fcd\u1fce\u1fcf\u1fdd\u1fde\u1fdf\u1fed',
# Specific code points: fn, NFC(fn) and NFKC(fn) all differents
u'15_\u1fee\u1ffd\ufad1',
u'16_\u2000\u2000\u2000A',
u'17_\u2001\u2001\u2001A',
u'18_\u2003\u2003\u2003A', # == NFC(u'\u2001\u2001\u2001A')
u'19_\u0020\u0020\u0020A', # u'\u0020' == u' ' == NFKC(u'\u2000') ==
# NFKC(u'\u2001') == NFKC(u'\u2003')
])
# Is it Unicode-friendly?
if not os.path.supports_unicode_filenames:
fsencoding = sys.getfilesystemencoding() or sys.getdefaultencoding()
try:
for name in filenames:
name.encode(fsencoding)
except UnicodeEncodeError:
raise unittest.SkipTest("only NT+ and systems with "
"Unicode-friendly filesystem encoding")
# Destroy directory dirname and all files under it, to one level.
def deltree(dirname):
# Don't hide legitimate errors: if one of these suckers exists, it's
# an error if we can't remove it.
if os.path.exists(dirname):
# must pass unicode to os.listdir() so we get back unicode results.
for fname in os.listdir(unicode(dirname)):
os.unlink(os.path.join(dirname, fname))
os.rmdir(dirname)
class UnicodeFileTests(unittest.TestCase):
files = set(filenames)
normal_form = None
def setUp(self):
try:
os.mkdir(test_support.TESTFN)
except OSError:
pass
files = set()
for name in self.files:
name = os.path.join(test_support.TESTFN, self.norm(name))
with open(name, 'w') as f:
f.write((name+'\n').encode("utf-8"))
os.stat(name)
files.add(name)
self.files = files
def tearDown(self):
deltree(test_support.TESTFN)
def norm(self, s):
if self.normal_form and isinstance(s, unicode):
return normalize(self.normal_form, s)
return s
def _apply_failure(self, fn, filename, expected_exception,
check_fn_in_exception = True):
with self.assertRaises(expected_exception) as c:
fn(filename)
exc_filename = c.exception.filename
# the "filename" exception attribute may be encoded
if isinstance(exc_filename, str):
filename = filename.encode(sys.getfilesystemencoding())
if check_fn_in_exception:
self.assertEqual(exc_filename, filename, "Function '%s(%r) failed "
"with bad filename in the exception: %r" %
(fn.__name__, filename, exc_filename))
def test_failures(self):
# Pass non-existing Unicode filenames all over the place.
for name in self.files:
name = "not_" + name
self._apply_failure(open, name, IOError)
self._apply_failure(os.stat, name, OSError)
self._apply_failure(os.chdir, name, OSError)
self._apply_failure(os.rmdir, name, OSError)
self._apply_failure(os.remove, name, OSError)
# listdir may append a wildcard to the filename, so dont check
self._apply_failure(os.listdir, name, OSError, False)
def test_open(self):
for name in self.files:
f = open(name, 'w')
f.write((name+'\n').encode("utf-8"))
f.close()
os.stat(name)
# Skip the test on darwin, because darwin does normalize the filename to
# NFD (a variant of Unicode NFD form). Normalize the filename to NFC, NFKC,
# NFKD in Python is useless, because darwin will normalize it later and so
# open(), os.stat(), etc. don't raise any exception.
@unittest.skipIf(sys.platform == 'darwin', 'irrelevant test on Mac OS X')
def test_normalize(self):
files = set(f for f in self.files if isinstance(f, unicode))
others = set()
for nf in set(['NFC', 'NFD', 'NFKC', 'NFKD']):
others |= set(normalize(nf, file) for file in files)
others -= files
for name in others:
self._apply_failure(open, name, IOError)
self._apply_failure(os.stat, name, OSError)
self._apply_failure(os.chdir, name, OSError)
self._apply_failure(os.rmdir, name, OSError)
self._apply_failure(os.remove, name, OSError)
# listdir may append a wildcard to the filename, so dont check
self._apply_failure(os.listdir, name, OSError, False)
# Skip the test on darwin, because darwin uses a normalization different
# than Python NFD normalization: filenames are different even if we use
# Python NFD normalization.
@unittest.skipIf(sys.platform == 'darwin', 'irrelevant test on Mac OS X')
def test_listdir(self):
sf0 = set(self.files)
f1 = os.listdir(test_support.TESTFN)
f2 = os.listdir(unicode(test_support.TESTFN,
sys.getfilesystemencoding()))
sf2 = set(os.path.join(unicode(test_support.TESTFN), f) for f in f2)
self.assertEqual(sf0, sf2)
self.assertEqual(len(f1), len(f2))
def test_rename(self):
for name in self.files:
os.rename(name, "tmp")
os.rename("tmp", name)
def test_directory(self):
dirname = os.path.join(test_support.TESTFN,
u'Gr\xfc\xdf-\u66e8\u66e9\u66eb')
filename = u'\xdf-\u66e8\u66e9\u66eb'
with test_support.temp_cwd(dirname):
with open(filename, 'w') as f:
f.write((filename + '\n').encode("utf-8"))
os.access(filename,os.R_OK)
os.remove(filename)
class UnicodeNFCFileTests(UnicodeFileTests):
normal_form = 'NFC'
class UnicodeNFDFileTests(UnicodeFileTests):
normal_form = 'NFD'
class UnicodeNFKCFileTests(UnicodeFileTests):
normal_form = 'NFKC'
class UnicodeNFKDFileTests(UnicodeFileTests):
normal_form = 'NFKD'
def test_main():
try:
test_support.run_unittest(
UnicodeFileTests,
UnicodeNFCFileTests,
UnicodeNFDFileTests,
UnicodeNFKCFileTests,
UnicodeNFKDFileTests,
)
finally:
deltree(test_support.TESTFN)
if __name__ == "__main__":
test_main()
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