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import glob
import os
import shutil
import sys
import unittest
from test.support import (TESTFN, skip_unless_symlink,
can_symlink, create_empty_file, change_cwd)
class GlobTests(unittest.TestCase):
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('aaa', 'zzzF')
self.mktemp('ZZZ')
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'))
def tearDown(self):
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)
self.assertEqual(list(glob.iglob(p, **kwargs)), res)
bres = [os.fsencode(x) for x in res]
self.assertEqual(glob.glob(os.fsencode(p), **kwargs), bres)
self.assertEqual(list(glob.iglob(os.fsencode(p), **kwargs)), bres)
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_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):
# Patterns ending with a slash shouldn't match non-dirs
res = glob.glob(self.norm('Z*Z') + os.sep)
self.assertEqual(res, [])
res = glob.glob(self.norm('ZZZ') + os.sep)
self.assertEqual(res, [])
# When there is a wildcard pattern which ends with os.sep, glob()
# doesn't blow up.
res = glob.glob(self.norm('aa*') + os.sep)
self.assertEqual(len(res), 2)
# either of these results is reasonable
self.assertIn(set(res), [
{self.norm('aaa'), self.norm('aab')},
{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.
res = glob.glob(os.fsencode(self.norm('Z*Z') + os.sep))
self.assertEqual(res, [])
res = glob.glob(os.fsencode(self.norm('ZZZ') + os.sep))
self.assertEqual(res, [])
res = glob.glob(os.fsencode(self.norm('aa*') + os.sep))
self.assertEqual(len(res), 2)
# either of these results is reasonable
self.assertIn(set(res), [
{os.fsencode(self.norm('aaa')),
os.fsencode(self.norm('aab'))},
{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')])
self.assertIn(self.glob('sym3' + os.sep),
[[self.norm('sym3')], [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 test_recursive_glob(self):
eq = self.assertSequencesEqual_noorder
full = [('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('.', '**'), self.joins(('.',''),
*(('.',) + 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')]
if can_symlink():
expect += [('sym3', 'EF')]
eq(self.rglob('**', 'EF'), self.joins(*expect))
expect = [('a', 'bcd', 'EF'), ('aaa', 'zzzF'), ('aab', 'F')]
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')))
predir = os.path.abspath(os.curdir)
try:
os.chdir(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('**','zz*F'), recursive=True),
[join('aaa', 'zzzF')])
eq(glob.glob('**zz*F', recursive=True), [])
expect = [join('a', 'bcd', 'EF')]
if can_symlink():
expect += [join('sym3', 'EF')]
eq(glob.glob(join('**', 'EF'), recursive=True), expect)
finally:
os.chdir(predir)
@skip_unless_symlink
class SymlinkLoopGlobTests(unittest.TestCase):
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()
|
