/usr/lib/python3.4/test/test_genericpath.py is in libpython3.4-testsuite 3.4.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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Tests common to genericpath, macpath, ntpath and posixpath
"""
import genericpath
import os
import sys
import unittest
import warnings
from test import support
def safe_rmdir(dirname):
try:
os.rmdir(dirname)
except OSError:
pass
class GenericTest:
common_attributes = ['commonprefix', 'getsize', 'getatime', 'getctime',
'getmtime', 'exists', 'isdir', 'isfile']
attributes = []
def test_no_argument(self):
for attr in self.common_attributes + self.attributes:
with self.assertRaises(TypeError):
getattr(self.pathmodule, attr)()
raise self.fail("{}.{}() did not raise a TypeError"
.format(self.pathmodule.__name__, attr))
def test_commonprefix(self):
commonprefix = self.pathmodule.commonprefix
self.assertEqual(
commonprefix([]),
""
)
self.assertEqual(
commonprefix(["/home/swenson/spam", "/home/swen/spam"]),
"/home/swen"
)
self.assertEqual(
commonprefix(["/home/swen/spam", "/home/swen/eggs"]),
"/home/swen/"
)
self.assertEqual(
commonprefix(["/home/swen/spam", "/home/swen/spam"]),
"/home/swen/spam"
)
self.assertEqual(
commonprefix(["home:swenson:spam", "home:swen:spam"]),
"home:swen"
)
self.assertEqual(
commonprefix([":home:swen:spam", ":home:swen:eggs"]),
":home:swen:"
)
self.assertEqual(
commonprefix([":home:swen:spam", ":home:swen:spam"]),
":home:swen:spam"
)
self.assertEqual(
commonprefix([b"/home/swenson/spam", b"/home/swen/spam"]),
b"/home/swen"
)
self.assertEqual(
commonprefix([b"/home/swen/spam", b"/home/swen/eggs"]),
b"/home/swen/"
)
self.assertEqual(
commonprefix([b"/home/swen/spam", b"/home/swen/spam"]),
b"/home/swen/spam"
)
self.assertEqual(
commonprefix([b"home:swenson:spam", b"home:swen:spam"]),
b"home:swen"
)
self.assertEqual(
commonprefix([b":home:swen:spam", b":home:swen:eggs"]),
b":home:swen:"
)
self.assertEqual(
commonprefix([b":home:swen:spam", b":home:swen:spam"]),
b":home:swen:spam"
)
testlist = ['', 'abc', 'Xbcd', 'Xb', 'XY', 'abcd',
'aXc', 'abd', 'ab', 'aX', 'abcX']
for s1 in testlist:
for s2 in testlist:
p = commonprefix([s1, s2])
self.assertTrue(s1.startswith(p))
self.assertTrue(s2.startswith(p))
if s1 != s2:
n = len(p)
self.assertNotEqual(s1[n:n+1], s2[n:n+1])
def test_getsize(self):
f = open(support.TESTFN, "wb")
try:
f.write(b"foo")
f.close()
self.assertEqual(self.pathmodule.getsize(support.TESTFN), 3)
finally:
if not f.closed:
f.close()
support.unlink(support.TESTFN)
def test_time(self):
f = open(support.TESTFN, "wb")
try:
f.write(b"foo")
f.close()
f = open(support.TESTFN, "ab")
f.write(b"bar")
f.close()
f = open(support.TESTFN, "rb")
d = f.read()
f.close()
self.assertEqual(d, b"foobar")
self.assertLessEqual(
self.pathmodule.getctime(support.TESTFN),
self.pathmodule.getmtime(support.TESTFN)
)
finally:
if not f.closed:
f.close()
support.unlink(support.TESTFN)
def test_exists(self):
self.assertIs(self.pathmodule.exists(support.TESTFN), False)
f = open(support.TESTFN, "wb")
try:
f.write(b"foo")
f.close()
self.assertIs(self.pathmodule.exists(support.TESTFN), True)
if not self.pathmodule == genericpath:
self.assertIs(self.pathmodule.lexists(support.TESTFN),
True)
finally:
if not f.close():
f.close()
support.unlink(support.TESTFN)
@unittest.skipUnless(hasattr(os, "pipe"), "requires os.pipe()")
def test_exists_fd(self):
r, w = os.pipe()
try:
self.assertTrue(self.pathmodule.exists(r))
finally:
os.close(r)
os.close(w)
self.assertFalse(self.pathmodule.exists(r))
def test_isdir(self):
self.assertIs(self.pathmodule.isdir(support.TESTFN), False)
f = open(support.TESTFN, "wb")
try:
f.write(b"foo")
f.close()
self.assertIs(self.pathmodule.isdir(support.TESTFN), False)
os.remove(support.TESTFN)
os.mkdir(support.TESTFN)
self.assertIs(self.pathmodule.isdir(support.TESTFN), True)
os.rmdir(support.TESTFN)
finally:
if not f.close():
f.close()
support.unlink(support.TESTFN)
safe_rmdir(support.TESTFN)
def test_isfile(self):
self.assertIs(self.pathmodule.isfile(support.TESTFN), False)
f = open(support.TESTFN, "wb")
try:
f.write(b"foo")
f.close()
self.assertIs(self.pathmodule.isfile(support.TESTFN), True)
os.remove(support.TESTFN)
os.mkdir(support.TESTFN)
self.assertIs(self.pathmodule.isfile(support.TESTFN), False)
os.rmdir(support.TESTFN)
finally:
if not f.close():
f.close()
support.unlink(support.TESTFN)
safe_rmdir(support.TESTFN)
@staticmethod
def _create_file(filename):
with open(filename, 'wb') as f:
f.write(b'foo')
def test_samefile(self):
try:
test_fn = support.TESTFN + "1"
self._create_file(test_fn)
self.assertTrue(self.pathmodule.samefile(test_fn, test_fn))
self.assertRaises(TypeError, self.pathmodule.samefile)
finally:
os.remove(test_fn)
@support.skip_unless_symlink
def test_samefile_on_symlink(self):
self._test_samefile_on_link_func(os.symlink)
def test_samefile_on_link(self):
self._test_samefile_on_link_func(os.link)
def _test_samefile_on_link_func(self, func):
try:
test_fn1 = support.TESTFN + "1"
test_fn2 = support.TESTFN + "2"
self._create_file(test_fn1)
func(test_fn1, test_fn2)
self.assertTrue(self.pathmodule.samefile(test_fn1, test_fn2))
os.remove(test_fn2)
self._create_file(test_fn2)
self.assertFalse(self.pathmodule.samefile(test_fn1, test_fn2))
finally:
os.remove(test_fn1)
os.remove(test_fn2)
def test_samestat(self):
try:
test_fn = support.TESTFN + "1"
self._create_file(test_fn)
test_fns = [test_fn]*2
stats = map(os.stat, test_fns)
self.assertTrue(self.pathmodule.samestat(*stats))
finally:
os.remove(test_fn)
@support.skip_unless_symlink
def test_samestat_on_symlink(self):
self._test_samestat_on_link_func(os.symlink)
def test_samestat_on_link(self):
self._test_samestat_on_link_func(os.link)
def _test_samestat_on_link_func(self, func):
try:
test_fn1 = support.TESTFN + "1"
test_fn2 = support.TESTFN + "2"
self._create_file(test_fn1)
test_fns = (test_fn1, test_fn2)
func(*test_fns)
stats = map(os.stat, test_fns)
self.assertTrue(self.pathmodule.samestat(*stats))
os.remove(test_fn2)
self._create_file(test_fn2)
stats = map(os.stat, test_fns)
self.assertFalse(self.pathmodule.samestat(*stats))
self.assertRaises(TypeError, self.pathmodule.samestat)
finally:
os.remove(test_fn1)
os.remove(test_fn2)
def test_sameopenfile(self):
fname = support.TESTFN + "1"
with open(fname, "wb") as a, open(fname, "wb") as b:
self.assertTrue(self.pathmodule.sameopenfile(
a.fileno(), b.fileno()))
class TestGenericTest(GenericTest, unittest.TestCase):
# Issue 16852: GenericTest can't inherit from unittest.TestCase
# for test discovery purposes; CommonTest inherits from GenericTest
# and is only meant to be inherited by others.
pathmodule = genericpath
# Following TestCase is not supposed to be run from test_genericpath.
# It is inherited by other test modules (macpath, ntpath, posixpath).
class CommonTest(GenericTest):
common_attributes = GenericTest.common_attributes + [
# Properties
'curdir', 'pardir', 'extsep', 'sep',
'pathsep', 'defpath', 'altsep', 'devnull',
# Methods
'normcase', 'splitdrive', 'expandvars', 'normpath', 'abspath',
'join', 'split', 'splitext', 'isabs', 'basename', 'dirname',
'lexists', 'islink', 'ismount', 'expanduser', 'normpath', 'realpath',
]
def test_normcase(self):
normcase = self.pathmodule.normcase
# check that normcase() is idempotent
for p in ["FoO/./BaR", b"FoO/./BaR"]:
p = normcase(p)
self.assertEqual(p, normcase(p))
self.assertEqual(normcase(''), '')
self.assertEqual(normcase(b''), b'')
# check that normcase raises a TypeError for invalid types
for path in (None, True, 0, 2.5, [], bytearray(b''), {'o','o'}):
self.assertRaises(TypeError, normcase, path)
def test_splitdrive(self):
# splitdrive for non-NT paths
splitdrive = self.pathmodule.splitdrive
self.assertEqual(splitdrive("/foo/bar"), ("", "/foo/bar"))
self.assertEqual(splitdrive("foo:bar"), ("", "foo:bar"))
self.assertEqual(splitdrive(":foo:bar"), ("", ":foo:bar"))
self.assertEqual(splitdrive(b"/foo/bar"), (b"", b"/foo/bar"))
self.assertEqual(splitdrive(b"foo:bar"), (b"", b"foo:bar"))
self.assertEqual(splitdrive(b":foo:bar"), (b"", b":foo:bar"))
def test_expandvars(self):
if self.pathmodule.__name__ == 'macpath':
self.skipTest('macpath.expandvars is a stub')
expandvars = self.pathmodule.expandvars
with support.EnvironmentVarGuard() as env:
env.clear()
env["foo"] = "bar"
env["{foo"] = "baz1"
env["{foo}"] = "baz2"
self.assertEqual(expandvars("foo"), "foo")
self.assertEqual(expandvars("$foo bar"), "bar bar")
self.assertEqual(expandvars("${foo}bar"), "barbar")
self.assertEqual(expandvars("$[foo]bar"), "$[foo]bar")
self.assertEqual(expandvars("$bar bar"), "$bar bar")
self.assertEqual(expandvars("$?bar"), "$?bar")
self.assertEqual(expandvars("$foo}bar"), "bar}bar")
self.assertEqual(expandvars("${foo"), "${foo")
self.assertEqual(expandvars("${{foo}}"), "baz1}")
self.assertEqual(expandvars("$foo$foo"), "barbar")
self.assertEqual(expandvars("$bar$bar"), "$bar$bar")
self.assertEqual(expandvars(b"foo"), b"foo")
self.assertEqual(expandvars(b"$foo bar"), b"bar bar")
self.assertEqual(expandvars(b"${foo}bar"), b"barbar")
self.assertEqual(expandvars(b"$[foo]bar"), b"$[foo]bar")
self.assertEqual(expandvars(b"$bar bar"), b"$bar bar")
self.assertEqual(expandvars(b"$?bar"), b"$?bar")
self.assertEqual(expandvars(b"$foo}bar"), b"bar}bar")
self.assertEqual(expandvars(b"${foo"), b"${foo")
self.assertEqual(expandvars(b"${{foo}}"), b"baz1}")
self.assertEqual(expandvars(b"$foo$foo"), b"barbar")
self.assertEqual(expandvars(b"$bar$bar"), b"$bar$bar")
@unittest.skipUnless(support.FS_NONASCII, 'need support.FS_NONASCII')
def test_expandvars_nonascii(self):
if self.pathmodule.__name__ == 'macpath':
self.skipTest('macpath.expandvars is a stub')
expandvars = self.pathmodule.expandvars
def check(value, expected):
self.assertEqual(expandvars(value), expected)
with support.EnvironmentVarGuard() as env:
env.clear()
nonascii = support.FS_NONASCII
env['spam'] = nonascii
env[nonascii] = 'ham' + nonascii
check(nonascii, nonascii)
check('$spam bar', '%s bar' % nonascii)
check('${spam}bar', '%sbar' % nonascii)
check('${%s}bar' % nonascii, 'ham%sbar' % nonascii)
check('$bar%s bar' % nonascii, '$bar%s bar' % nonascii)
check('$spam}bar', '%s}bar' % nonascii)
check(os.fsencode(nonascii), os.fsencode(nonascii))
check(b'$spam bar', os.fsencode('%s bar' % nonascii))
check(b'${spam}bar', os.fsencode('%sbar' % nonascii))
check(os.fsencode('${%s}bar' % nonascii),
os.fsencode('ham%sbar' % nonascii))
check(os.fsencode('$bar%s bar' % nonascii),
os.fsencode('$bar%s bar' % nonascii))
check(b'$spam}bar', os.fsencode('%s}bar' % nonascii))
def test_abspath(self):
self.assertIn("foo", self.pathmodule.abspath("foo"))
with warnings.catch_warnings():
warnings.simplefilter("ignore", DeprecationWarning)
self.assertIn(b"foo", self.pathmodule.abspath(b"foo"))
# Abspath returns bytes when the arg is bytes
with warnings.catch_warnings():
warnings.simplefilter("ignore", DeprecationWarning)
for path in (b'', b'foo', b'f\xf2\xf2', b'/foo', b'C:\\'):
self.assertIsInstance(self.pathmodule.abspath(path), bytes)
def test_realpath(self):
self.assertIn("foo", self.pathmodule.realpath("foo"))
with warnings.catch_warnings():
warnings.simplefilter("ignore", DeprecationWarning)
self.assertIn(b"foo", self.pathmodule.realpath(b"foo"))
def test_normpath_issue5827(self):
# Make sure normpath preserves unicode
for path in ('', '.', '/', '\\', '///foo/.//bar//'):
self.assertIsInstance(self.pathmodule.normpath(path), str)
def test_abspath_issue3426(self):
# Check that abspath returns unicode when the arg is unicode
# with both ASCII and non-ASCII cwds.
abspath = self.pathmodule.abspath
for path in ('', 'fuu', 'f\xf9\xf9', '/fuu', 'U:\\'):
self.assertIsInstance(abspath(path), str)
unicwd = '\xe7w\xf0'
try:
os.fsencode(unicwd)
except (AttributeError, UnicodeEncodeError):
# FS encoding is probably ASCII
pass
else:
with support.temp_cwd(unicwd):
for path in ('', 'fuu', 'f\xf9\xf9', '/fuu', 'U:\\'):
self.assertIsInstance(abspath(path), str)
def test_nonascii_abspath(self):
if (support.TESTFN_UNDECODABLE
# Mac OS X denies the creation of a directory with an invalid
# UTF-8 name. Windows allows to create a directory with an
# arbitrary bytes name, but fails to enter this directory
# (when the bytes name is used).
and sys.platform not in ('win32', 'darwin')):
name = support.TESTFN_UNDECODABLE
elif support.TESTFN_NONASCII:
name = support.TESTFN_NONASCII
else:
self.skipTest("need support.TESTFN_NONASCII")
with warnings.catch_warnings():
warnings.simplefilter("ignore", DeprecationWarning)
with support.temp_cwd(name):
self.test_abspath()
if __name__=="__main__":
unittest.main()
|