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import glob
import os
import re
import shutil
import sys
import unittest
import warnings
from test.support import is_wasi, Py_DEBUG
from test.support.os_helper import (TESTFN, skip_unless_symlink,
can_symlink, create_empty_file, change_cwd)
class GlobTests(unittest.TestCase):
dir_fd = None
def norm(self, *parts):
return os.path.normpath(os.path.join(self.tempdir, *parts))
def joins(self, *tuples):
return [os.path.join(self.tempdir, *parts) for parts in tuples]
def mktemp(self, *parts):
filename = self.norm(*parts)
base, file = os.path.split(filename)
if not os.path.exists(base):
os.makedirs(base)
create_empty_file(filename)
def setUp(self):
self.tempdir = TESTFN + "_dir"
self.mktemp('a', 'D')
self.mktemp('aab', 'F')
self.mktemp('.aa', 'G')
self.mktemp('.bb', 'H')
self.mktemp('.bb', '.J')
self.mktemp('aaa', 'zzzF')
self.mktemp('ZZZ')
self.mktemp('EF')
self.mktemp('a', 'bcd', 'EF')
self.mktemp('a', 'bcd', 'efg', 'ha')
if can_symlink():
os.symlink(self.norm('broken'), self.norm('sym1'))
os.symlink('broken', self.norm('sym2'))
os.symlink(os.path.join('a', 'bcd'), self.norm('sym3'))
self.open_dirfd()
def open_dirfd(self):
if self.dir_fd is not None:
os.close(self.dir_fd)
if {os.open, os.stat} <= os.supports_dir_fd and os.scandir in os.supports_fd:
self.dir_fd = os.open(self.tempdir, os.O_RDONLY | os.O_DIRECTORY)
else:
self.dir_fd = None
def tearDown(self):
if self.dir_fd is not None:
os.close(self.dir_fd)
shutil.rmtree(self.tempdir)
def glob(self, *parts, **kwargs):
if len(parts) == 1:
pattern = parts[0]
else:
pattern = os.path.join(*parts)
p = os.path.join(self.tempdir, pattern)
res = glob.glob(p, **kwargs)
res2 = glob.iglob(p, **kwargs)
self.assertCountEqual(glob.iglob(p, **kwargs), res)
bres = [os.fsencode(x) for x in res]
self.assertCountEqual(glob.glob(os.fsencode(p), **kwargs), bres)
self.assertCountEqual(glob.iglob(os.fsencode(p), **kwargs), bres)
with change_cwd(self.tempdir):
res2 = glob.glob(pattern, **kwargs)
for x in res2:
self.assertFalse(os.path.isabs(x), x)
if pattern == '**' or pattern == '**' + os.sep:
expected = res[1:]
else:
expected = res
self.assertCountEqual([os.path.join(self.tempdir, x) for x in res2],
expected)
self.assertCountEqual(glob.iglob(pattern, **kwargs), res2)
bpattern = os.fsencode(pattern)
bres2 = [os.fsencode(x) for x in res2]
self.assertCountEqual(glob.glob(bpattern, **kwargs), bres2)
self.assertCountEqual(glob.iglob(bpattern, **kwargs), bres2)
self.assertCountEqual(glob.glob(pattern, root_dir=self.tempdir, **kwargs), res2)
self.assertCountEqual(glob.iglob(pattern, root_dir=self.tempdir, **kwargs), res2)
btempdir = os.fsencode(self.tempdir)
self.assertCountEqual(
glob.glob(bpattern, root_dir=btempdir, **kwargs), bres2)
self.assertCountEqual(
glob.iglob(bpattern, root_dir=btempdir, **kwargs), bres2)
if self.dir_fd is not None:
self.assertCountEqual(
glob.glob(pattern, dir_fd=self.dir_fd, **kwargs), res2)
self.assertCountEqual(
glob.iglob(pattern, dir_fd=self.dir_fd, **kwargs), res2)
self.assertCountEqual(
glob.glob(bpattern, dir_fd=self.dir_fd, **kwargs), bres2)
self.assertCountEqual(
glob.iglob(bpattern, dir_fd=self.dir_fd, **kwargs), bres2)
return res
def assertSequencesEqual_noorder(self, l1, l2):
l1 = list(l1)
l2 = list(l2)
self.assertEqual(set(l1), set(l2))
self.assertEqual(sorted(l1), sorted(l2))
def test_glob_literal(self):
eq = self.assertSequencesEqual_noorder
eq(self.glob('a'), [self.norm('a')])
eq(self.glob('a', 'D'), [self.norm('a', 'D')])
eq(self.glob('aab'), [self.norm('aab')])
eq(self.glob('zymurgy'), [])
res = glob.glob('*')
self.assertEqual({type(r) for r in res}, {str})
res = glob.glob(os.path.join(os.curdir, '*'))
self.assertEqual({type(r) for r in res}, {str})
res = glob.glob(b'*')
self.assertEqual({type(r) for r in res}, {bytes})
res = glob.glob(os.path.join(os.fsencode(os.curdir), b'*'))
self.assertEqual({type(r) for r in res}, {bytes})
def test_glob_empty_pattern(self):
self.assertEqual(glob.glob(''), [])
self.assertEqual(glob.glob(b''), [])
self.assertEqual(glob.glob('', root_dir=self.tempdir), [])
self.assertEqual(glob.glob(b'', root_dir=os.fsencode(self.tempdir)), [])
self.assertEqual(glob.glob('', dir_fd=self.dir_fd), [])
self.assertEqual(glob.glob(b'', dir_fd=self.dir_fd), [])
def test_glob_one_directory(self):
eq = self.assertSequencesEqual_noorder
eq(self.glob('a*'), map(self.norm, ['a', 'aab', 'aaa']))
eq(self.glob('*a'), map(self.norm, ['a', 'aaa']))
eq(self.glob('.*'), map(self.norm, ['.aa', '.bb']))
eq(self.glob('?aa'), map(self.norm, ['aaa']))
eq(self.glob('aa?'), map(self.norm, ['aaa', 'aab']))
eq(self.glob('aa[ab]'), map(self.norm, ['aaa', 'aab']))
eq(self.glob('*q'), [])
def test_glob_nested_directory(self):
eq = self.assertSequencesEqual_noorder
if os.path.normcase("abCD") == "abCD":
# case-sensitive filesystem
eq(self.glob('a', 'bcd', 'E*'), [self.norm('a', 'bcd', 'EF')])
else:
# case insensitive filesystem
eq(self.glob('a', 'bcd', 'E*'), [self.norm('a', 'bcd', 'EF'),
self.norm('a', 'bcd', 'efg')])
eq(self.glob('a', 'bcd', '*g'), [self.norm('a', 'bcd', 'efg')])
def test_glob_directory_names(self):
eq = self.assertSequencesEqual_noorder
eq(self.glob('*', 'D'), [self.norm('a', 'D')])
eq(self.glob('*', '*a'), [])
eq(self.glob('a', '*', '*', '*a'),
[self.norm('a', 'bcd', 'efg', 'ha')])
eq(self.glob('?a?', '*F'), [self.norm('aaa', 'zzzF'),
self.norm('aab', 'F')])
def test_glob_directory_with_trailing_slash(self):
seps = (os.sep, os.altsep) if os.altsep else (os.sep,)
for sep in seps:
# Patterns ending with a slash shouldn't match non-dirs
self.assertEqual(glob.glob(self.norm('Z*Z') + sep), [])
self.assertEqual(glob.glob(self.norm('ZZZ') + sep), [])
self.assertEqual(glob.glob(self.norm('aaa') + sep),
[self.norm('aaa') + sep])
# Preserving the redundant separators is an implementation detail.
self.assertEqual(glob.glob(self.norm('aaa') + sep*2),
[self.norm('aaa') + sep*2])
# When there is a wildcard pattern which ends with a pathname
# separator, glob() doesn't blow.
# The result should end with the pathname separator.
# Normalizing the trailing separator is an implementation detail.
eq = self.assertSequencesEqual_noorder
eq(glob.glob(self.norm('aa*') + sep),
[self.norm('aaa') + os.sep, self.norm('aab') + os.sep])
# Stripping the redundant separators is an implementation detail.
eq(glob.glob(self.norm('aa*') + sep*2),
[self.norm('aaa') + os.sep, self.norm('aab') + os.sep])
def test_glob_bytes_directory_with_trailing_slash(self):
# Same as test_glob_directory_with_trailing_slash, but with a
# bytes argument.
seps = (os.sep, os.altsep) if os.altsep else (os.sep,)
for sep in seps:
self.assertEqual(glob.glob(os.fsencode(self.norm('Z*Z') + sep)), [])
self.assertEqual(glob.glob(os.fsencode(self.norm('ZZZ') + sep)), [])
self.assertEqual(glob.glob(os.fsencode(self.norm('aaa') + sep)),
[os.fsencode(self.norm('aaa') + sep)])
self.assertEqual(glob.glob(os.fsencode(self.norm('aaa') + sep*2)),
[os.fsencode(self.norm('aaa') + sep*2)])
eq = self.assertSequencesEqual_noorder
eq(glob.glob(os.fsencode(self.norm('aa*') + sep)),
[os.fsencode(self.norm('aaa') + os.sep),
os.fsencode(self.norm('aab') + os.sep)])
eq(glob.glob(os.fsencode(self.norm('aa*') + sep*2)),
[os.fsencode(self.norm('aaa') + os.sep),
os.fsencode(self.norm('aab') + os.sep)])
@skip_unless_symlink
def test_glob_symlinks(self):
eq = self.assertSequencesEqual_noorder
eq(self.glob('sym3'), [self.norm('sym3')])
eq(self.glob('sym3', '*'), [self.norm('sym3', 'EF'),
self.norm('sym3', 'efg')])
eq(self.glob('sym3' + os.sep), [self.norm('sym3') + os.sep])
eq(self.glob('*', '*F'),
[self.norm('aaa', 'zzzF'),
self.norm('aab', 'F'), self.norm('sym3', 'EF')])
@skip_unless_symlink
def test_glob_broken_symlinks(self):
eq = self.assertSequencesEqual_noorder
eq(self.glob('sym*'), [self.norm('sym1'), self.norm('sym2'),
self.norm('sym3')])
eq(self.glob('sym1'), [self.norm('sym1')])
eq(self.glob('sym2'), [self.norm('sym2')])
@unittest.skipUnless(sys.platform == "win32", "Win32 specific test")
def test_glob_magic_in_drive(self):
eq = self.assertSequencesEqual_noorder
eq(glob.glob('*:'), [])
eq(glob.glob(b'*:'), [])
eq(glob.glob('?:'), [])
eq(glob.glob(b'?:'), [])
eq(glob.glob('\\\\?\\c:\\'), ['\\\\?\\c:\\'])
eq(glob.glob(b'\\\\?\\c:\\'), [b'\\\\?\\c:\\'])
eq(glob.glob('\\\\*\\*\\'), [])
eq(glob.glob(b'\\\\*\\*\\'), [])
def check_escape(self, arg, expected):
self.assertEqual(glob.escape(arg), expected)
self.assertEqual(glob.escape(os.fsencode(arg)), os.fsencode(expected))
def test_escape(self):
check = self.check_escape
check('abc', 'abc')
check('[', '[[]')
check('?', '[?]')
check('*', '[*]')
check('[[_/*?*/_]]', '[[][[]_/[*][?][*]/_]]')
check('/[[_/*?*/_]]/', '/[[][[]_/[*][?][*]/_]]/')
@unittest.skipUnless(sys.platform == "win32", "Win32 specific test")
def test_escape_windows(self):
check = self.check_escape
check('?:?', '?:[?]')
check('*:*', '*:[*]')
check(r'\\?\c:\?', r'\\?\c:\[?]')
check(r'\\*\*\*', r'\\*\*\[*]')
check('//?/c:/?', '//?/c:/[?]')
check('//*/*/*', '//*/*/[*]')
def rglob(self, *parts, **kwargs):
return self.glob(*parts, recursive=True, **kwargs)
def hglob(self, *parts, **kwargs):
return self.glob(*parts, include_hidden=True, **kwargs)
def test_hidden_glob(self):
eq = self.assertSequencesEqual_noorder
l = [('aaa',), ('.aa',)]
eq(self.hglob('?aa'), self.joins(*l))
eq(self.hglob('*aa'), self.joins(*l))
l2 = [('.aa','G',)]
eq(self.hglob('**', 'G'), self.joins(*l2))
def test_recursive_glob(self):
eq = self.assertSequencesEqual_noorder
full = [('EF',), ('ZZZ',),
('a',), ('a', 'D'),
('a', 'bcd'),
('a', 'bcd', 'EF'),
('a', 'bcd', 'efg'),
('a', 'bcd', 'efg', 'ha'),
('aaa',), ('aaa', 'zzzF'),
('aab',), ('aab', 'F'),
]
if can_symlink():
full += [('sym1',), ('sym2',),
('sym3',),
('sym3', 'EF'),
('sym3', 'efg'),
('sym3', 'efg', 'ha'),
]
eq(self.rglob('**'), self.joins(('',), *full))
eq(self.rglob(os.curdir, '**'),
self.joins((os.curdir, ''), *((os.curdir,) + i for i in full)))
dirs = [('a', ''), ('a', 'bcd', ''), ('a', 'bcd', 'efg', ''),
('aaa', ''), ('aab', '')]
if can_symlink():
dirs += [('sym3', ''), ('sym3', 'efg', '')]
eq(self.rglob('**', ''), self.joins(('',), *dirs))
eq(self.rglob('a', '**'), self.joins(
('a', ''), ('a', 'D'), ('a', 'bcd'), ('a', 'bcd', 'EF'),
('a', 'bcd', 'efg'), ('a', 'bcd', 'efg', 'ha')))
eq(self.rglob('a**'), self.joins(('a',), ('aaa',), ('aab',)))
expect = [('a', 'bcd', 'EF'), ('EF',)]
if can_symlink():
expect += [('sym3', 'EF')]
eq(self.rglob('**', 'EF'), self.joins(*expect))
expect = [('a', 'bcd', 'EF'), ('aaa', 'zzzF'), ('aab', 'F'), ('EF',)]
if can_symlink():
expect += [('sym3', 'EF')]
eq(self.rglob('**', '*F'), self.joins(*expect))
eq(self.rglob('**', '*F', ''), [])
eq(self.rglob('**', 'bcd', '*'), self.joins(
('a', 'bcd', 'EF'), ('a', 'bcd', 'efg')))
eq(self.rglob('a', '**', 'bcd'), self.joins(('a', 'bcd')))
with change_cwd(self.tempdir):
join = os.path.join
eq(glob.glob('**', recursive=True), [join(*i) for i in full])
eq(glob.glob(join('**', ''), recursive=True),
[join(*i) for i in dirs])
eq(glob.glob(join('**', '*'), recursive=True),
[join(*i) for i in full])
eq(glob.glob(join(os.curdir, '**'), recursive=True),
[join(os.curdir, '')] + [join(os.curdir, *i) for i in full])
eq(glob.glob(join(os.curdir, '**', ''), recursive=True),
[join(os.curdir, '')] + [join(os.curdir, *i) for i in dirs])
eq(glob.glob(join(os.curdir, '**', '*'), recursive=True),
[join(os.curdir, *i) for i in full])
eq(glob.glob(join('**','zz*F'), recursive=True),
[join('aaa', 'zzzF')])
eq(glob.glob('**zz*F', recursive=True), [])
expect = [join('a', 'bcd', 'EF'), 'EF']
if can_symlink():
expect += [join('sym3', 'EF')]
eq(glob.glob(join('**', 'EF'), recursive=True), expect)
rec = [('.bb','H'), ('.bb','.J'), ('.aa','G'), ('.aa',), ('.bb',)]
eq(glob.glob('**', recursive=True, include_hidden=True),
[join(*i) for i in full+rec])
def test_glob_non_directory(self):
eq = self.assertSequencesEqual_noorder
eq(self.rglob('EF'), self.joins(('EF',)))
eq(self.rglob('EF', ''), [])
eq(self.rglob('EF', '*'), [])
eq(self.rglob('EF', '**'), [])
eq(self.rglob('nonexistent'), [])
eq(self.rglob('nonexistent', ''), [])
eq(self.rglob('nonexistent', '*'), [])
eq(self.rglob('nonexistent', '**'), [])
@unittest.skipUnless(hasattr(os, "mkfifo"), 'requires os.mkfifo()')
@unittest.skipIf(sys.platform == "vxworks",
"fifo requires special path on VxWorks")
def test_glob_named_pipe(self):
path = os.path.join(self.tempdir, 'mypipe')
os.mkfifo(path)
# gh-117127: Reopen self.dir_fd to pick up directory changes
self.open_dirfd()
self.assertEqual(self.rglob('mypipe'), [path])
self.assertEqual(self.rglob('mypipe*'), [path])
self.assertEqual(self.rglob('mypipe', ''), [])
self.assertEqual(self.rglob('mypipe', 'sub'), [])
self.assertEqual(self.rglob('mypipe', '*'), [])
@unittest.skipIf(is_wasi and Py_DEBUG, "requires too much stack")
def test_glob_many_open_files(self):
depth = 30
base = os.path.join(self.tempdir, 'deep')
p = os.path.join(base, *(['d']*depth))
os.makedirs(p)
pattern = os.path.join(base, *(['*']*depth))
iters = [glob.iglob(pattern, recursive=True) for j in range(100)]
for it in iters:
self.assertEqual(next(it), p)
pattern = os.path.join(base, '**', 'd')
iters = [glob.iglob(pattern, recursive=True) for j in range(100)]
p = base
for i in range(depth):
p = os.path.join(p, 'd')
for it in iters:
self.assertEqual(next(it), p)
def test_glob0(self):
with self.assertWarns(DeprecationWarning):
glob.glob0(self.tempdir, 'a')
with warnings.catch_warnings():
warnings.simplefilter('ignore')
eq = self.assertSequencesEqual_noorder
eq(glob.glob0(self.tempdir, 'a'), ['a'])
eq(glob.glob0(self.tempdir, '.bb'), ['.bb'])
eq(glob.glob0(self.tempdir, '.b*'), [])
eq(glob.glob0(self.tempdir, 'b'), [])
eq(glob.glob0(self.tempdir, '?'), [])
eq(glob.glob0(self.tempdir, '*a'), [])
eq(glob.glob0(self.tempdir, 'a*'), [])
def test_glob1(self):
with self.assertWarns(DeprecationWarning):
glob.glob1(self.tempdir, 'a')
with warnings.catch_warnings():
warnings.simplefilter('ignore')
eq = self.assertSequencesEqual_noorder
eq(glob.glob1(self.tempdir, 'a'), ['a'])
eq(glob.glob1(self.tempdir, '.bb'), ['.bb'])
eq(glob.glob1(self.tempdir, '.b*'), ['.bb'])
eq(glob.glob1(self.tempdir, 'b'), [])
eq(glob.glob1(self.tempdir, '?'), ['a'])
eq(glob.glob1(self.tempdir, '*a'), ['a', 'aaa'])
eq(glob.glob1(self.tempdir, 'a*'), ['a', 'aaa', 'aab'])
def test_translate_matching(self):
match = re.compile(glob.translate('*')).match
self.assertIsNotNone(match('foo'))
self.assertIsNotNone(match('foo.bar'))
self.assertIsNone(match('.foo'))
match = re.compile(glob.translate('.*')).match
self.assertIsNotNone(match('.foo'))
match = re.compile(glob.translate('**', recursive=True)).match
self.assertIsNotNone(match('foo'))
self.assertIsNone(match('.foo'))
self.assertIsNotNone(match(os.path.join('foo', 'bar')))
self.assertIsNone(match(os.path.join('foo', '.bar')))
self.assertIsNone(match(os.path.join('.foo', 'bar')))
self.assertIsNone(match(os.path.join('.foo', '.bar')))
match = re.compile(glob.translate('**/*', recursive=True)).match
self.assertIsNotNone(match(os.path.join('foo', 'bar')))
self.assertIsNone(match(os.path.join('foo', '.bar')))
self.assertIsNone(match(os.path.join('.foo', 'bar')))
self.assertIsNone(match(os.path.join('.foo', '.bar')))
match = re.compile(glob.translate('*/**', recursive=True)).match
self.assertIsNotNone(match(os.path.join('foo', 'bar')))
self.assertIsNone(match(os.path.join('foo', '.bar')))
self.assertIsNone(match(os.path.join('.foo', 'bar')))
self.assertIsNone(match(os.path.join('.foo', '.bar')))
match = re.compile(glob.translate('**/.bar', recursive=True)).match
self.assertIsNotNone(match(os.path.join('foo', '.bar')))
self.assertIsNone(match(os.path.join('.foo', '.bar')))
match = re.compile(glob.translate('**/*.*', recursive=True)).match
self.assertIsNone(match(os.path.join('foo', 'bar')))
self.assertIsNone(match(os.path.join('foo', '.bar')))
self.assertIsNotNone(match(os.path.join('foo', 'bar.txt')))
self.assertIsNone(match(os.path.join('foo', '.bar.txt')))
def test_translate(self):
def fn(pat):
return glob.translate(pat, seps='/')
self.assertEqual(fn('foo'), r'(?s:foo)\Z')
self.assertEqual(fn('foo/bar'), r'(?s:foo/bar)\Z')
self.assertEqual(fn('*'), r'(?s:[^/.][^/]*)\Z')
self.assertEqual(fn('?'), r'(?s:(?!\.)[^/])\Z')
self.assertEqual(fn('a*'), r'(?s:a[^/]*)\Z')
self.assertEqual(fn('*a'), r'(?s:(?!\.)[^/]*a)\Z')
self.assertEqual(fn('.*'), r'(?s:\.[^/]*)\Z')
self.assertEqual(fn('?aa'), r'(?s:(?!\.)[^/]aa)\Z')
self.assertEqual(fn('aa?'), r'(?s:aa[^/])\Z')
self.assertEqual(fn('aa[ab]'), r'(?s:aa[ab])\Z')
self.assertEqual(fn('**'), r'(?s:(?!\.)[^/]*)\Z')
self.assertEqual(fn('***'), r'(?s:(?!\.)[^/]*)\Z')
self.assertEqual(fn('a**'), r'(?s:a[^/]*)\Z')
self.assertEqual(fn('**b'), r'(?s:(?!\.)[^/]*b)\Z')
self.assertEqual(fn('/**/*/*.*/**'),
r'(?s:/(?!\.)[^/]*/[^/.][^/]*/(?!\.)[^/]*\.[^/]*/(?!\.)[^/]*)\Z')
def test_translate_include_hidden(self):
def fn(pat):
return glob.translate(pat, include_hidden=True, seps='/')
self.assertEqual(fn('foo'), r'(?s:foo)\Z')
self.assertEqual(fn('foo/bar'), r'(?s:foo/bar)\Z')
self.assertEqual(fn('*'), r'(?s:[^/]+)\Z')
self.assertEqual(fn('?'), r'(?s:[^/])\Z')
self.assertEqual(fn('a*'), r'(?s:a[^/]*)\Z')
self.assertEqual(fn('*a'), r'(?s:[^/]*a)\Z')
self.assertEqual(fn('.*'), r'(?s:\.[^/]*)\Z')
self.assertEqual(fn('?aa'), r'(?s:[^/]aa)\Z')
self.assertEqual(fn('aa?'), r'(?s:aa[^/])\Z')
self.assertEqual(fn('aa[ab]'), r'(?s:aa[ab])\Z')
self.assertEqual(fn('**'), r'(?s:[^/]*)\Z')
self.assertEqual(fn('***'), r'(?s:[^/]*)\Z')
self.assertEqual(fn('a**'), r'(?s:a[^/]*)\Z')
self.assertEqual(fn('**b'), r'(?s:[^/]*b)\Z')
self.assertEqual(fn('/**/*/*.*/**'), r'(?s:/[^/]*/[^/]+/[^/]*\.[^/]*/[^/]*)\Z')
def test_translate_recursive(self):
def fn(pat):
return glob.translate(pat, recursive=True, include_hidden=True, seps='/')
self.assertEqual(fn('*'), r'(?s:[^/]+)\Z')
self.assertEqual(fn('?'), r'(?s:[^/])\Z')
self.assertEqual(fn('**'), r'(?s:.*)\Z')
self.assertEqual(fn('**/**'), r'(?s:.*)\Z')
self.assertEqual(fn('***'), r'(?s:[^/]*)\Z')
self.assertEqual(fn('a**'), r'(?s:a[^/]*)\Z')
self.assertEqual(fn('**b'), r'(?s:[^/]*b)\Z')
self.assertEqual(fn('/**/*/*.*/**'), r'(?s:/(?:.+/)?[^/]+/[^/]*\.[^/]*/.*)\Z')
def test_translate_seps(self):
def fn(pat):
return glob.translate(pat, recursive=True, include_hidden=True, seps=['/', '\\'])
self.assertEqual(fn('foo/bar\\baz'), r'(?s:foo[/\\]bar[/\\]baz)\Z')
self.assertEqual(fn('**/*'), r'(?s:(?:.+[/\\])?[^/\\]+)\Z')
@skip_unless_symlink
class SymlinkLoopGlobTests(unittest.TestCase):
# gh-109959: On Linux, glob._isdir() and glob._lexists() can return False
# randomly when checking the "link/" symbolic link.
# https://github.com/python/cpython/issues/109959#issuecomment-2577550700
@unittest.skip("flaky test")
def test_selflink(self):
tempdir = TESTFN + "_dir"
os.makedirs(tempdir)
self.addCleanup(shutil.rmtree, tempdir)
with change_cwd(tempdir):
os.makedirs('dir')
create_empty_file(os.path.join('dir', 'file'))
os.symlink(os.curdir, os.path.join('dir', 'link'))
results = glob.glob('**', recursive=True)
self.assertEqual(len(results), len(set(results)))
results = set(results)
depth = 0
while results:
path = os.path.join(*(['dir'] + ['link'] * depth))
self.assertIn(path, results)
results.remove(path)
if not results:
break
path = os.path.join(path, 'file')
self.assertIn(path, results)
results.remove(path)
depth += 1
results = glob.glob(os.path.join('**', 'file'), recursive=True)
self.assertEqual(len(results), len(set(results)))
results = set(results)
depth = 0
while results:
path = os.path.join(*(['dir'] + ['link'] * depth + ['file']))
self.assertIn(path, results)
results.remove(path)
depth += 1
results = glob.glob(os.path.join('**', ''), recursive=True)
self.assertEqual(len(results), len(set(results)))
results = set(results)
depth = 0
while results:
path = os.path.join(*(['dir'] + ['link'] * depth + ['']))
self.assertIn(path, results)
results.remove(path)
depth += 1
if __name__ == "__main__":
unittest.main()
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