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cpython/Lib/test/test_pathlib.py

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import collections.abc
import io
import os
import sys
import errno
import pathlib
import pickle
import socket
import stat
import tempfile
import unittest
from unittest import mock
from test.support import import_helper
from test.support import set_recursion_limit
from test.support import is_emscripten, is_wasi
from test.support import os_helper
from test.support.os_helper import TESTFN, FakePath
try:
import grp, pwd
except ImportError:
grp = pwd = None
#
# Tests for the pure classes.
#
class _BasePurePathSubclass(object):
def __init__(self, *pathsegments, session_id):
super().__init__(*pathsegments)
self.session_id = session_id
def with_segments(self, *pathsegments):
return type(self)(*pathsegments, session_id=self.session_id)
class _BasePurePathTest(object):
# Keys are canonical paths, values are list of tuples of arguments
# supposed to produce equal paths.
equivalences = {
'a/b': [
('a', 'b'), ('a/', 'b'), ('a', 'b/'), ('a/', 'b/'),
('a/b/',), ('a//b',), ('a//b//',),
# Empty components get removed.
('', 'a', 'b'), ('a', '', 'b'), ('a', 'b', ''),
],
'/b/c/d': [
('a', '/b/c', 'd'), ('/a', '/b/c', 'd'),
# Empty components get removed.
('/', 'b', '', 'c/d'), ('/', '', 'b/c/d'), ('', '/b/c/d'),
],
}
def setUp(self):
p = self.cls('a')
self.flavour = p._flavour
self.sep = self.flavour.sep
self.altsep = self.flavour.altsep
def test_constructor_common(self):
P = self.cls
p = P('a')
self.assertIsInstance(p, P)
P('a', 'b', 'c')
P('/a', 'b', 'c')
P('a/b/c')
P('/a/b/c')
P(FakePath("a/b/c"))
self.assertEqual(P(P('a')), P('a'))
self.assertEqual(P(P('a'), 'b'), P('a/b'))
self.assertEqual(P(P('a'), P('b')), P('a/b'))
self.assertEqual(P(P('a'), P('b'), P('c')), P(FakePath("a/b/c")))
self.assertEqual(P(P('./a:b')), P('./a:b'))
def test_bytes(self):
P = self.cls
message = (r"argument should be a str or an os\.PathLike object "
r"where __fspath__ returns a str, not 'bytes'")
with self.assertRaisesRegex(TypeError, message):
P(b'a')
with self.assertRaisesRegex(TypeError, message):
P(b'a', 'b')
with self.assertRaisesRegex(TypeError, message):
P('a', b'b')
with self.assertRaises(TypeError):
P('a').joinpath(b'b')
with self.assertRaises(TypeError):
P('a') / b'b'
with self.assertRaises(TypeError):
b'a' / P('b')
with self.assertRaises(TypeError):
P('a').match(b'b')
with self.assertRaises(TypeError):
P('a').relative_to(b'b')
with self.assertRaises(TypeError):
P('a').with_name(b'b')
with self.assertRaises(TypeError):
P('a').with_stem(b'b')
with self.assertRaises(TypeError):
P('a').with_suffix(b'b')
def _check_str_subclass(self, *args):
# Issue #21127: it should be possible to construct a PurePath object
# from a str subclass instance, and it then gets converted to
# a pure str object.
class StrSubclass(str):
pass
P = self.cls
p = P(*(StrSubclass(x) for x in args))
self.assertEqual(p, P(*args))
for part in p.parts:
self.assertIs(type(part), str)
def test_str_subclass_common(self):
self._check_str_subclass('')
self._check_str_subclass('.')
self._check_str_subclass('a')
self._check_str_subclass('a/b.txt')
self._check_str_subclass('/a/b.txt')
def test_with_segments_common(self):
class P(_BasePurePathSubclass, self.cls):
pass
p = P('foo', 'bar', session_id=42)
self.assertEqual(42, (p / 'foo').session_id)
self.assertEqual(42, ('foo' / p).session_id)
self.assertEqual(42, p.joinpath('foo').session_id)
self.assertEqual(42, p.with_name('foo').session_id)
self.assertEqual(42, p.with_stem('foo').session_id)
self.assertEqual(42, p.with_suffix('.foo').session_id)
self.assertEqual(42, p.with_segments('foo').session_id)
self.assertEqual(42, p.relative_to('foo').session_id)
self.assertEqual(42, p.parent.session_id)
for parent in p.parents:
self.assertEqual(42, parent.session_id)
def _get_drive_root_parts(self, parts):
path = self.cls(*parts)
return path.drive, path.root, path.parts
def _check_drive_root_parts(self, arg, *expected):
sep = self.flavour.sep
actual = self._get_drive_root_parts([x.replace('/', sep) for x in arg])
self.assertEqual(actual, expected)
if altsep := self.flavour.altsep:
actual = self._get_drive_root_parts([x.replace('/', altsep) for x in arg])
self.assertEqual(actual, expected)
def test_drive_root_parts_common(self):
check = self._check_drive_root_parts
sep = self.flavour.sep
# Unanchored parts.
check((), '', '', ())
check(('a',), '', '', ('a',))
check(('a/',), '', '', ('a',))
check(('a', 'b'), '', '', ('a', 'b'))
# Expansion.
check(('a/b',), '', '', ('a', 'b'))
check(('a/b/',), '', '', ('a', 'b'))
check(('a', 'b/c', 'd'), '', '', ('a', 'b', 'c', 'd'))
# Collapsing and stripping excess slashes.
check(('a', 'b//c', 'd'), '', '', ('a', 'b', 'c', 'd'))
check(('a', 'b/c/', 'd'), '', '', ('a', 'b', 'c', 'd'))
# Eliminating standalone dots.
check(('.',), '', '', ())
check(('.', '.', 'b'), '', '', ('b',))
check(('a', '.', 'b'), '', '', ('a', 'b'))
check(('a', '.', '.'), '', '', ('a',))
# The first part is anchored.
check(('/a/b',), '', sep, (sep, 'a', 'b'))
check(('/a', 'b'), '', sep, (sep, 'a', 'b'))
check(('/a/', 'b'), '', sep, (sep, 'a', 'b'))
# Ignoring parts before an anchored part.
check(('a', '/b', 'c'), '', sep, (sep, 'b', 'c'))
check(('a', '/b', '/c'), '', sep, (sep, 'c'))
def test_join_common(self):
P = self.cls
p = P('a/b')
pp = p.joinpath('c')
self.assertEqual(pp, P('a/b/c'))
self.assertIs(type(pp), type(p))
pp = p.joinpath('c', 'd')
self.assertEqual(pp, P('a/b/c/d'))
pp = p.joinpath(P('c'))
self.assertEqual(pp, P('a/b/c'))
pp = p.joinpath('/c')
self.assertEqual(pp, P('/c'))
def test_div_common(self):
# Basically the same as joinpath().
P = self.cls
p = P('a/b')
pp = p / 'c'
self.assertEqual(pp, P('a/b/c'))
self.assertIs(type(pp), type(p))
pp = p / 'c/d'
self.assertEqual(pp, P('a/b/c/d'))
pp = p / 'c' / 'd'
self.assertEqual(pp, P('a/b/c/d'))
pp = 'c' / p / 'd'
self.assertEqual(pp, P('c/a/b/d'))
pp = p / P('c')
self.assertEqual(pp, P('a/b/c'))
pp = p/ '/c'
self.assertEqual(pp, P('/c'))
def _check_str(self, expected, args):
p = self.cls(*args)
self.assertEqual(str(p), expected.replace('/', self.sep))
def test_str_common(self):
# Canonicalized paths roundtrip.
for pathstr in ('a', 'a/b', 'a/b/c', '/', '/a/b', '/a/b/c'):
self._check_str(pathstr, (pathstr,))
# Special case for the empty path.
self._check_str('.', ('',))
# Other tests for str() are in test_equivalences().
def test_as_posix_common(self):
P = self.cls
for pathstr in ('a', 'a/b', 'a/b/c', '/', '/a/b', '/a/b/c'):
self.assertEqual(P(pathstr).as_posix(), pathstr)
# Other tests for as_posix() are in test_equivalences().
def test_as_bytes_common(self):
sep = os.fsencode(self.sep)
P = self.cls
self.assertEqual(bytes(P('a/b')), b'a' + sep + b'b')
def test_as_uri_common(self):
P = self.cls
with self.assertRaises(ValueError):
P('a').as_uri()
with self.assertRaises(ValueError):
P().as_uri()
def test_repr_common(self):
for pathstr in ('a', 'a/b', 'a/b/c', '/', '/a/b', '/a/b/c'):
with self.subTest(pathstr=pathstr):
p = self.cls(pathstr)
clsname = p.__class__.__name__
r = repr(p)
# The repr() is in the form ClassName("forward-slashes path").
self.assertTrue(r.startswith(clsname + '('), r)
self.assertTrue(r.endswith(')'), r)
inner = r[len(clsname) + 1 : -1]
self.assertEqual(eval(inner), p.as_posix())
def test_repr_roundtrips(self):
for pathstr in ('a', 'a/b', 'a/b/c', '/', '/a/b', '/a/b/c'):
with self.subTest(pathstr=pathstr):
p = self.cls(pathstr)
r = repr(p)
# The repr() roundtrips.
q = eval(r, pathlib.__dict__)
self.assertIs(q.__class__, p.__class__)
self.assertEqual(q, p)
self.assertEqual(repr(q), r)
def test_eq_common(self):
P = self.cls
self.assertEqual(P('a/b'), P('a/b'))
self.assertEqual(P('a/b'), P('a', 'b'))
self.assertNotEqual(P('a/b'), P('a'))
self.assertNotEqual(P('a/b'), P('/a/b'))
self.assertNotEqual(P('a/b'), P())
self.assertNotEqual(P('/a/b'), P('/'))
self.assertNotEqual(P(), P('/'))
self.assertNotEqual(P(), "")
self.assertNotEqual(P(), {})
self.assertNotEqual(P(), int)
def test_match_common(self):
P = self.cls
self.assertRaises(ValueError, P('a').match, '')
self.assertRaises(ValueError, P('a').match, '.')
# Simple relative pattern.
self.assertTrue(P('b.py').match('b.py'))
self.assertTrue(P('a/b.py').match('b.py'))
self.assertTrue(P('/a/b.py').match('b.py'))
self.assertFalse(P('a.py').match('b.py'))
self.assertFalse(P('b/py').match('b.py'))
self.assertFalse(P('/a.py').match('b.py'))
self.assertFalse(P('b.py/c').match('b.py'))
# Wildcard relative pattern.
self.assertTrue(P('b.py').match('*.py'))
self.assertTrue(P('a/b.py').match('*.py'))
self.assertTrue(P('/a/b.py').match('*.py'))
self.assertFalse(P('b.pyc').match('*.py'))
self.assertFalse(P('b./py').match('*.py'))
self.assertFalse(P('b.py/c').match('*.py'))
# Multi-part relative pattern.
self.assertTrue(P('ab/c.py').match('a*/*.py'))
self.assertTrue(P('/d/ab/c.py').match('a*/*.py'))
self.assertFalse(P('a.py').match('a*/*.py'))
self.assertFalse(P('/dab/c.py').match('a*/*.py'))
self.assertFalse(P('ab/c.py/d').match('a*/*.py'))
# Absolute pattern.
self.assertTrue(P('/b.py').match('/*.py'))
self.assertFalse(P('b.py').match('/*.py'))
self.assertFalse(P('a/b.py').match('/*.py'))
self.assertFalse(P('/a/b.py').match('/*.py'))
# Multi-part absolute pattern.
self.assertTrue(P('/a/b.py').match('/a/*.py'))
self.assertFalse(P('/ab.py').match('/a/*.py'))
self.assertFalse(P('/a/b/c.py').match('/a/*.py'))
# Multi-part glob-style pattern.
self.assertTrue(P('a').match('**'))
self.assertTrue(P('c.py').match('**'))
self.assertTrue(P('a/b/c.py').match('**'))
self.assertTrue(P('/a/b/c.py').match('**'))
self.assertTrue(P('/a/b/c.py').match('/**'))
self.assertTrue(P('/a/b/c.py').match('**/'))
self.assertTrue(P('/a/b/c.py').match('/a/**'))
self.assertTrue(P('/a/b/c.py').match('**/*.py'))
self.assertTrue(P('/a/b/c.py').match('/**/*.py'))
self.assertTrue(P('/a/b/c.py').match('/a/**/*.py'))
self.assertTrue(P('/a/b/c.py').match('/a/b/**/*.py'))
self.assertTrue(P('/a/b/c.py').match('/**/**/**/**/*.py'))
self.assertFalse(P('c.py').match('**/a.py'))
self.assertFalse(P('c.py').match('c/**'))
self.assertFalse(P('a/b/c.py').match('**/a'))
self.assertFalse(P('a/b/c.py').match('**/a/b'))
self.assertFalse(P('a/b/c.py').match('**/a/b/c'))
self.assertFalse(P('a/b/c.py').match('**/a/b/c.'))
self.assertFalse(P('a/b/c.py').match('**/a/b/c./**'))
self.assertFalse(P('a/b/c.py').match('**/a/b/c./**'))
self.assertFalse(P('a/b/c.py').match('/a/b/c.py/**'))
self.assertFalse(P('a/b/c.py').match('/**/a/b/c.py'))
self.assertRaises(ValueError, P('a').match, '**a/b/c')
self.assertRaises(ValueError, P('a').match, 'a/b/c**')
# Case-sensitive flag
self.assertFalse(P('A.py').match('a.PY', case_sensitive=True))
self.assertTrue(P('A.py').match('a.PY', case_sensitive=False))
self.assertFalse(P('c:/a/B.Py').match('C:/A/*.pY', case_sensitive=True))
self.assertTrue(P('/a/b/c.py').match('/A/*/*.Py', case_sensitive=False))
def test_ordering_common(self):
# Ordering is tuple-alike.
def assertLess(a, b):
self.assertLess(a, b)
self.assertGreater(b, a)
P = self.cls
a = P('a')
b = P('a/b')
c = P('abc')
d = P('b')
assertLess(a, b)
assertLess(a, c)
assertLess(a, d)
assertLess(b, c)
assertLess(c, d)
P = self.cls
a = P('/a')
b = P('/a/b')
c = P('/abc')
d = P('/b')
assertLess(a, b)
assertLess(a, c)
assertLess(a, d)
assertLess(b, c)
assertLess(c, d)
with self.assertRaises(TypeError):
P() < {}
def test_parts_common(self):
# `parts` returns a tuple.
sep = self.sep
P = self.cls
p = P('a/b')
parts = p.parts
self.assertEqual(parts, ('a', 'b'))
# When the path is absolute, the anchor is a separate part.
p = P('/a/b')
parts = p.parts
self.assertEqual(parts, (sep, 'a', 'b'))
def test_fspath_common(self):
P = self.cls
p = P('a/b')
self._check_str(p.__fspath__(), ('a/b',))
self._check_str(os.fspath(p), ('a/b',))
def test_equivalences(self):
for k, tuples in self.equivalences.items():
canon = k.replace('/', self.sep)
posix = k.replace(self.sep, '/')
if canon != posix:
tuples = tuples + [
tuple(part.replace('/', self.sep) for part in t)
for t in tuples
]
tuples.append((posix, ))
pcanon = self.cls(canon)
for t in tuples:
p = self.cls(*t)
self.assertEqual(p, pcanon, "failed with args {}".format(t))
self.assertEqual(hash(p), hash(pcanon))
self.assertEqual(str(p), canon)
self.assertEqual(p.as_posix(), posix)
def test_parent_common(self):
# Relative
P = self.cls
p = P('a/b/c')
self.assertEqual(p.parent, P('a/b'))
self.assertEqual(p.parent.parent, P('a'))
self.assertEqual(p.parent.parent.parent, P())
self.assertEqual(p.parent.parent.parent.parent, P())
# Anchored
p = P('/a/b/c')
self.assertEqual(p.parent, P('/a/b'))
self.assertEqual(p.parent.parent, P('/a'))
self.assertEqual(p.parent.parent.parent, P('/'))
self.assertEqual(p.parent.parent.parent.parent, P('/'))
def test_parents_common(self):
# Relative
P = self.cls
p = P('a/b/c')
par = p.parents
self.assertEqual(len(par), 3)
self.assertEqual(par[0], P('a/b'))
self.assertEqual(par[1], P('a'))
self.assertEqual(par[2], P('.'))
self.assertEqual(par[-1], P('.'))
self.assertEqual(par[-2], P('a'))
self.assertEqual(par[-3], P('a/b'))
self.assertEqual(par[0:1], (P('a/b'),))
self.assertEqual(par[:2], (P('a/b'), P('a')))
self.assertEqual(par[:-1], (P('a/b'), P('a')))
self.assertEqual(par[1:], (P('a'), P('.')))
self.assertEqual(par[::2], (P('a/b'), P('.')))
self.assertEqual(par[::-1], (P('.'), P('a'), P('a/b')))
self.assertEqual(list(par), [P('a/b'), P('a'), P('.')])
with self.assertRaises(IndexError):
par[-4]
with self.assertRaises(IndexError):
par[3]
with self.assertRaises(TypeError):
par[0] = p
# Anchored
p = P('/a/b/c')
par = p.parents
self.assertEqual(len(par), 3)
self.assertEqual(par[0], P('/a/b'))
self.assertEqual(par[1], P('/a'))
self.assertEqual(par[2], P('/'))
self.assertEqual(par[-1], P('/'))
self.assertEqual(par[-2], P('/a'))
self.assertEqual(par[-3], P('/a/b'))
self.assertEqual(par[0:1], (P('/a/b'),))
self.assertEqual(par[:2], (P('/a/b'), P('/a')))
self.assertEqual(par[:-1], (P('/a/b'), P('/a')))
self.assertEqual(par[1:], (P('/a'), P('/')))
self.assertEqual(par[::2], (P('/a/b'), P('/')))
self.assertEqual(par[::-1], (P('/'), P('/a'), P('/a/b')))
self.assertEqual(list(par), [P('/a/b'), P('/a'), P('/')])
with self.assertRaises(IndexError):
par[-4]
with self.assertRaises(IndexError):
par[3]
def test_drive_common(self):
P = self.cls
self.assertEqual(P('a/b').drive, '')
self.assertEqual(P('/a/b').drive, '')
self.assertEqual(P('').drive, '')
def test_root_common(self):
P = self.cls
sep = self.sep
self.assertEqual(P('').root, '')
self.assertEqual(P('a/b').root, '')
self.assertEqual(P('/').root, sep)
self.assertEqual(P('/a/b').root, sep)
def test_anchor_common(self):
P = self.cls
sep = self.sep
self.assertEqual(P('').anchor, '')
self.assertEqual(P('a/b').anchor, '')
self.assertEqual(P('/').anchor, sep)
self.assertEqual(P('/a/b').anchor, sep)
def test_name_common(self):
P = self.cls
self.assertEqual(P('').name, '')
self.assertEqual(P('.').name, '')
self.assertEqual(P('/').name, '')
self.assertEqual(P('a/b').name, 'b')
self.assertEqual(P('/a/b').name, 'b')
self.assertEqual(P('/a/b/.').name, 'b')
self.assertEqual(P('a/b.py').name, 'b.py')
self.assertEqual(P('/a/b.py').name, 'b.py')
def test_suffix_common(self):
P = self.cls
self.assertEqual(P('').suffix, '')
self.assertEqual(P('.').suffix, '')
self.assertEqual(P('..').suffix, '')
self.assertEqual(P('/').suffix, '')
self.assertEqual(P('a/b').suffix, '')
self.assertEqual(P('/a/b').suffix, '')
self.assertEqual(P('/a/b/.').suffix, '')
self.assertEqual(P('a/b.py').suffix, '.py')
self.assertEqual(P('/a/b.py').suffix, '.py')
self.assertEqual(P('a/.hgrc').suffix, '')
self.assertEqual(P('/a/.hgrc').suffix, '')
self.assertEqual(P('a/.hg.rc').suffix, '.rc')
self.assertEqual(P('/a/.hg.rc').suffix, '.rc')
self.assertEqual(P('a/b.tar.gz').suffix, '.gz')
self.assertEqual(P('/a/b.tar.gz').suffix, '.gz')
self.assertEqual(P('a/Some name. Ending with a dot.').suffix, '')
self.assertEqual(P('/a/Some name. Ending with a dot.').suffix, '')
def test_suffixes_common(self):
P = self.cls
self.assertEqual(P('').suffixes, [])
self.assertEqual(P('.').suffixes, [])
self.assertEqual(P('/').suffixes, [])
self.assertEqual(P('a/b').suffixes, [])
self.assertEqual(P('/a/b').suffixes, [])
self.assertEqual(P('/a/b/.').suffixes, [])
self.assertEqual(P('a/b.py').suffixes, ['.py'])
self.assertEqual(P('/a/b.py').suffixes, ['.py'])
self.assertEqual(P('a/.hgrc').suffixes, [])
self.assertEqual(P('/a/.hgrc').suffixes, [])
self.assertEqual(P('a/.hg.rc').suffixes, ['.rc'])
self.assertEqual(P('/a/.hg.rc').suffixes, ['.rc'])
self.assertEqual(P('a/b.tar.gz').suffixes, ['.tar', '.gz'])
self.assertEqual(P('/a/b.tar.gz').suffixes, ['.tar', '.gz'])
self.assertEqual(P('a/Some name. Ending with a dot.').suffixes, [])
self.assertEqual(P('/a/Some name. Ending with a dot.').suffixes, [])
def test_stem_common(self):
P = self.cls
self.assertEqual(P('').stem, '')
self.assertEqual(P('.').stem, '')
self.assertEqual(P('..').stem, '..')
self.assertEqual(P('/').stem, '')
self.assertEqual(P('a/b').stem, 'b')
self.assertEqual(P('a/b.py').stem, 'b')
self.assertEqual(P('a/.hgrc').stem, '.hgrc')
self.assertEqual(P('a/.hg.rc').stem, '.hg')
self.assertEqual(P('a/b.tar.gz').stem, 'b.tar')
self.assertEqual(P('a/Some name. Ending with a dot.').stem,
'Some name. Ending with a dot.')
def test_with_name_common(self):
P = self.cls
self.assertEqual(P('a/b').with_name('d.xml'), P('a/d.xml'))
self.assertEqual(P('/a/b').with_name('d.xml'), P('/a/d.xml'))
self.assertEqual(P('a/b.py').with_name('d.xml'), P('a/d.xml'))
self.assertEqual(P('/a/b.py').with_name('d.xml'), P('/a/d.xml'))
self.assertEqual(P('a/Dot ending.').with_name('d.xml'), P('a/d.xml'))
self.assertEqual(P('/a/Dot ending.').with_name('d.xml'), P('/a/d.xml'))
self.assertRaises(ValueError, P('').with_name, 'd.xml')
self.assertRaises(ValueError, P('.').with_name, 'd.xml')
self.assertRaises(ValueError, P('/').with_name, 'd.xml')
self.assertRaises(ValueError, P('a/b').with_name, '')
self.assertRaises(ValueError, P('a/b').with_name, '/c')
self.assertRaises(ValueError, P('a/b').with_name, 'c/')
self.assertRaises(ValueError, P('a/b').with_name, 'c/d')
def test_with_stem_common(self):
P = self.cls
self.assertEqual(P('a/b').with_stem('d'), P('a/d'))
self.assertEqual(P('/a/b').with_stem('d'), P('/a/d'))
self.assertEqual(P('a/b.py').with_stem('d'), P('a/d.py'))
self.assertEqual(P('/a/b.py').with_stem('d'), P('/a/d.py'))
self.assertEqual(P('/a/b.tar.gz').with_stem('d'), P('/a/d.gz'))
self.assertEqual(P('a/Dot ending.').with_stem('d'), P('a/d'))
self.assertEqual(P('/a/Dot ending.').with_stem('d'), P('/a/d'))
self.assertRaises(ValueError, P('').with_stem, 'd')
self.assertRaises(ValueError, P('.').with_stem, 'd')
self.assertRaises(ValueError, P('/').with_stem, 'd')
self.assertRaises(ValueError, P('a/b').with_stem, '')
self.assertRaises(ValueError, P('a/b').with_stem, '/c')
self.assertRaises(ValueError, P('a/b').with_stem, 'c/')
self.assertRaises(ValueError, P('a/b').with_stem, 'c/d')
def test_with_suffix_common(self):
P = self.cls
self.assertEqual(P('a/b').with_suffix('.gz'), P('a/b.gz'))
self.assertEqual(P('/a/b').with_suffix('.gz'), P('/a/b.gz'))
self.assertEqual(P('a/b.py').with_suffix('.gz'), P('a/b.gz'))
self.assertEqual(P('/a/b.py').with_suffix('.gz'), P('/a/b.gz'))
# Stripping suffix.
self.assertEqual(P('a/b.py').with_suffix(''), P('a/b'))
self.assertEqual(P('/a/b').with_suffix(''), P('/a/b'))
# Path doesn't have a "filename" component.
self.assertRaises(ValueError, P('').with_suffix, '.gz')
self.assertRaises(ValueError, P('.').with_suffix, '.gz')
self.assertRaises(ValueError, P('/').with_suffix, '.gz')
# Invalid suffix.
self.assertRaises(ValueError, P('a/b').with_suffix, 'gz')
self.assertRaises(ValueError, P('a/b').with_suffix, '/')
self.assertRaises(ValueError, P('a/b').with_suffix, '.')
self.assertRaises(ValueError, P('a/b').with_suffix, '/.gz')
self.assertRaises(ValueError, P('a/b').with_suffix, 'c/d')
self.assertRaises(ValueError, P('a/b').with_suffix, '.c/.d')
self.assertRaises(ValueError, P('a/b').with_suffix, './.d')
self.assertRaises(ValueError, P('a/b').with_suffix, '.d/.')
self.assertRaises(ValueError, P('a/b').with_suffix,
(self.flavour.sep, 'd'))
def test_relative_to_common(self):
P = self.cls
p = P('a/b')
self.assertRaises(TypeError, p.relative_to)
self.assertRaises(TypeError, p.relative_to, b'a')
self.assertEqual(p.relative_to(P()), P('a/b'))
self.assertEqual(p.relative_to(''), P('a/b'))
self.assertEqual(p.relative_to(P('a')), P('b'))
self.assertEqual(p.relative_to('a'), P('b'))
self.assertEqual(p.relative_to('a/'), P('b'))
self.assertEqual(p.relative_to(P('a/b')), P())
self.assertEqual(p.relative_to('a/b'), P())
self.assertEqual(p.relative_to(P(), walk_up=True), P('a/b'))
self.assertEqual(p.relative_to('', walk_up=True), P('a/b'))
self.assertEqual(p.relative_to(P('a'), walk_up=True), P('b'))
self.assertEqual(p.relative_to('a', walk_up=True), P('b'))
self.assertEqual(p.relative_to('a/', walk_up=True), P('b'))
self.assertEqual(p.relative_to(P('a/b'), walk_up=True), P())
self.assertEqual(p.relative_to('a/b', walk_up=True), P())
self.assertEqual(p.relative_to(P('a/c'), walk_up=True), P('../b'))
self.assertEqual(p.relative_to('a/c', walk_up=True), P('../b'))
self.assertEqual(p.relative_to(P('a/b/c'), walk_up=True), P('..'))
self.assertEqual(p.relative_to('a/b/c', walk_up=True), P('..'))
self.assertEqual(p.relative_to(P('c'), walk_up=True), P('../a/b'))
self.assertEqual(p.relative_to('c', walk_up=True), P('../a/b'))
# With several args.
with self.assertWarns(DeprecationWarning):
p.relative_to('a', 'b')
p.relative_to('a', 'b', walk_up=True)
# Unrelated paths.
self.assertRaises(ValueError, p.relative_to, P('c'))
self.assertRaises(ValueError, p.relative_to, P('a/b/c'))
self.assertRaises(ValueError, p.relative_to, P('a/c'))
self.assertRaises(ValueError, p.relative_to, P('/a'))
self.assertRaises(ValueError, p.relative_to, P('/'), walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('/a'), walk_up=True)
p = P('/a/b')
self.assertEqual(p.relative_to(P('/')), P('a/b'))
self.assertEqual(p.relative_to('/'), P('a/b'))
self.assertEqual(p.relative_to(P('/a')), P('b'))
self.assertEqual(p.relative_to('/a'), P('b'))
self.assertEqual(p.relative_to('/a/'), P('b'))
self.assertEqual(p.relative_to(P('/a/b')), P())
self.assertEqual(p.relative_to('/a/b'), P())
self.assertEqual(p.relative_to(P('/'), walk_up=True), P('a/b'))
self.assertEqual(p.relative_to('/', walk_up=True), P('a/b'))
self.assertEqual(p.relative_to(P('/a'), walk_up=True), P('b'))
self.assertEqual(p.relative_to('/a', walk_up=True), P('b'))
self.assertEqual(p.relative_to('/a/', walk_up=True), P('b'))
self.assertEqual(p.relative_to(P('/a/b'), walk_up=True), P())
self.assertEqual(p.relative_to('/a/b', walk_up=True), P())
self.assertEqual(p.relative_to(P('/a/c'), walk_up=True), P('../b'))
self.assertEqual(p.relative_to('/a/c', walk_up=True), P('../b'))
self.assertEqual(p.relative_to(P('/a/b/c'), walk_up=True), P('..'))
self.assertEqual(p.relative_to('/a/b/c', walk_up=True), P('..'))
self.assertEqual(p.relative_to(P('/c'), walk_up=True), P('../a/b'))
self.assertEqual(p.relative_to('/c', walk_up=True), P('../a/b'))
# Unrelated paths.
self.assertRaises(ValueError, p.relative_to, P('/c'))
self.assertRaises(ValueError, p.relative_to, P('/a/b/c'))
self.assertRaises(ValueError, p.relative_to, P('/a/c'))
self.assertRaises(ValueError, p.relative_to, P())
self.assertRaises(ValueError, p.relative_to, '')
self.assertRaises(ValueError, p.relative_to, P('a'))
self.assertRaises(ValueError, p.relative_to, P(''), walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('a'), walk_up=True)
def test_is_relative_to_common(self):
P = self.cls
p = P('a/b')
self.assertRaises(TypeError, p.is_relative_to)
self.assertRaises(TypeError, p.is_relative_to, b'a')
self.assertTrue(p.is_relative_to(P()))
self.assertTrue(p.is_relative_to(''))
self.assertTrue(p.is_relative_to(P('a')))
self.assertTrue(p.is_relative_to('a/'))
self.assertTrue(p.is_relative_to(P('a/b')))
self.assertTrue(p.is_relative_to('a/b'))
# With several args.
with self.assertWarns(DeprecationWarning):
p.is_relative_to('a', 'b')
# Unrelated paths.
self.assertFalse(p.is_relative_to(P('c')))
self.assertFalse(p.is_relative_to(P('a/b/c')))
self.assertFalse(p.is_relative_to(P('a/c')))
self.assertFalse(p.is_relative_to(P('/a')))
p = P('/a/b')
self.assertTrue(p.is_relative_to(P('/')))
self.assertTrue(p.is_relative_to('/'))
self.assertTrue(p.is_relative_to(P('/a')))
self.assertTrue(p.is_relative_to('/a'))
self.assertTrue(p.is_relative_to('/a/'))
self.assertTrue(p.is_relative_to(P('/a/b')))
self.assertTrue(p.is_relative_to('/a/b'))
# Unrelated paths.
self.assertFalse(p.is_relative_to(P('/c')))
self.assertFalse(p.is_relative_to(P('/a/b/c')))
self.assertFalse(p.is_relative_to(P('/a/c')))
self.assertFalse(p.is_relative_to(P()))
self.assertFalse(p.is_relative_to(''))
self.assertFalse(p.is_relative_to(P('a')))
def test_pickling_common(self):
P = self.cls
p = P('/a/b')
for proto in range(0, pickle.HIGHEST_PROTOCOL + 1):
dumped = pickle.dumps(p, proto)
pp = pickle.loads(dumped)
self.assertIs(pp.__class__, p.__class__)
self.assertEqual(pp, p)
self.assertEqual(hash(pp), hash(p))
self.assertEqual(str(pp), str(p))
class PurePosixPathTest(_BasePurePathTest, unittest.TestCase):
cls = pathlib.PurePosixPath
def test_drive_root_parts(self):
check = self._check_drive_root_parts
# Collapsing of excess leading slashes, except for the double-slash
# special case.
check(('//a', 'b'), '', '//', ('//', 'a', 'b'))
check(('///a', 'b'), '', '/', ('/', 'a', 'b'))
check(('////a', 'b'), '', '/', ('/', 'a', 'b'))
# Paths which look like NT paths aren't treated specially.
check(('c:a',), '', '', ('c:a',))
check(('c:\\a',), '', '', ('c:\\a',))
check(('\\a',), '', '', ('\\a',))
def test_root(self):
P = self.cls
self.assertEqual(P('/a/b').root, '/')
self.assertEqual(P('///a/b').root, '/')
# POSIX special case for two leading slashes.
self.assertEqual(P('//a/b').root, '//')
def test_eq(self):
P = self.cls
self.assertNotEqual(P('a/b'), P('A/b'))
self.assertEqual(P('/a'), P('///a'))
self.assertNotEqual(P('/a'), P('//a'))
def test_as_uri(self):
P = self.cls
self.assertEqual(P('/').as_uri(), 'file:///')
self.assertEqual(P('/a/b.c').as_uri(), 'file:///a/b.c')
self.assertEqual(P('/a/b%#c').as_uri(), 'file:///a/b%25%23c')
def test_as_uri_non_ascii(self):
from urllib.parse import quote_from_bytes
P = self.cls
try:
os.fsencode('\xe9')
except UnicodeEncodeError:
self.skipTest("\\xe9 cannot be encoded to the filesystem encoding")
self.assertEqual(P('/a/b\xe9').as_uri(),
'file:///a/b' + quote_from_bytes(os.fsencode('\xe9')))
def test_match(self):
P = self.cls
self.assertFalse(P('A.py').match('a.PY'))
def test_is_absolute(self):
P = self.cls
self.assertFalse(P().is_absolute())
self.assertFalse(P('a').is_absolute())
self.assertFalse(P('a/b/').is_absolute())
self.assertTrue(P('/').is_absolute())
self.assertTrue(P('/a').is_absolute())
self.assertTrue(P('/a/b/').is_absolute())
self.assertTrue(P('//a').is_absolute())
self.assertTrue(P('//a/b').is_absolute())
def test_is_reserved(self):
P = self.cls
self.assertIs(False, P('').is_reserved())
self.assertIs(False, P('/').is_reserved())
self.assertIs(False, P('/foo/bar').is_reserved())
self.assertIs(False, P('/dev/con/PRN/NUL').is_reserved())
def test_join(self):
P = self.cls
p = P('//a')
pp = p.joinpath('b')
self.assertEqual(pp, P('//a/b'))
pp = P('/a').joinpath('//c')
self.assertEqual(pp, P('//c'))
pp = P('//a').joinpath('/c')
self.assertEqual(pp, P('/c'))
def test_div(self):
# Basically the same as joinpath().
P = self.cls
p = P('//a')
pp = p / 'b'
self.assertEqual(pp, P('//a/b'))
pp = P('/a') / '//c'
self.assertEqual(pp, P('//c'))
pp = P('//a') / '/c'
self.assertEqual(pp, P('/c'))
def test_parse_windows_path(self):
P = self.cls
p = P('c:', 'a', 'b')
pp = P(pathlib.PureWindowsPath('c:\\a\\b'))
self.assertEqual(p, pp)
class PureWindowsPathTest(_BasePurePathTest, unittest.TestCase):
cls = pathlib.PureWindowsPath
equivalences = _BasePurePathTest.equivalences.copy()
equivalences.update({
'./a:b': [ ('./a:b',) ],
'c:a': [ ('c:', 'a'), ('c:', 'a/'), ('.', 'c:', 'a') ],
'c:/a': [
('c:/', 'a'), ('c:', '/', 'a'), ('c:', '/a'),
('/z', 'c:/', 'a'), ('//x/y', 'c:/', 'a'),
],
'//a/b/': [ ('//a/b',) ],
'//a/b/c': [
('//a/b', 'c'), ('//a/b/', 'c'),
],
})
def test_drive_root_parts(self):
check = self._check_drive_root_parts
# First part is anchored.
check(('c:',), 'c:', '', ('c:',))
check(('c:/',), 'c:', '\\', ('c:\\',))
check(('/',), '', '\\', ('\\',))
check(('c:a',), 'c:', '', ('c:', 'a'))
check(('c:/a',), 'c:', '\\', ('c:\\', 'a'))
check(('/a',), '', '\\', ('\\', 'a'))
# UNC paths.
check(('//',), '\\\\', '', ('\\\\',))
check(('//a',), '\\\\a', '', ('\\\\a',))
check(('//a/',), '\\\\a\\', '', ('\\\\a\\',))
check(('//a/b',), '\\\\a\\b', '\\', ('\\\\a\\b\\',))
check(('//a/b/',), '\\\\a\\b', '\\', ('\\\\a\\b\\',))
check(('//a/b/c',), '\\\\a\\b', '\\', ('\\\\a\\b\\', 'c'))
# Second part is anchored, so that the first part is ignored.
check(('a', 'Z:b', 'c'), 'Z:', '', ('Z:', 'b', 'c'))
check(('a', 'Z:/b', 'c'), 'Z:', '\\', ('Z:\\', 'b', 'c'))
# UNC paths.
check(('a', '//b/c', 'd'), '\\\\b\\c', '\\', ('\\\\b\\c\\', 'd'))
# Collapsing and stripping excess slashes.
check(('a', 'Z://b//c/', 'd/'), 'Z:', '\\', ('Z:\\', 'b', 'c', 'd'))
# UNC paths.
check(('a', '//b/c//', 'd'), '\\\\b\\c', '\\', ('\\\\b\\c\\', 'd'))
# Extended paths.
check(('//./c:',), '\\\\.\\c:', '', ('\\\\.\\c:',))
check(('//?/c:/',), '\\\\?\\c:', '\\', ('\\\\?\\c:\\',))
check(('//?/c:/a',), '\\\\?\\c:', '\\', ('\\\\?\\c:\\', 'a'))
check(('//?/c:/a', '/b'), '\\\\?\\c:', '\\', ('\\\\?\\c:\\', 'b'))
# Extended UNC paths (format is "\\?\UNC\server\share").
check(('//?',), '\\\\?', '', ('\\\\?',))
check(('//?/',), '\\\\?\\', '', ('\\\\?\\',))
check(('//?/UNC',), '\\\\?\\UNC', '', ('\\\\?\\UNC',))
check(('//?/UNC/',), '\\\\?\\UNC\\', '', ('\\\\?\\UNC\\',))
check(('//?/UNC/b',), '\\\\?\\UNC\\b', '', ('\\\\?\\UNC\\b',))
check(('//?/UNC/b/',), '\\\\?\\UNC\\b\\', '', ('\\\\?\\UNC\\b\\',))
check(('//?/UNC/b/c',), '\\\\?\\UNC\\b\\c', '\\', ('\\\\?\\UNC\\b\\c\\',))
check(('//?/UNC/b/c/',), '\\\\?\\UNC\\b\\c', '\\', ('\\\\?\\UNC\\b\\c\\',))
check(('//?/UNC/b/c/d',), '\\\\?\\UNC\\b\\c', '\\', ('\\\\?\\UNC\\b\\c\\', 'd'))
# UNC device paths
check(('//./BootPartition/',), '\\\\.\\BootPartition', '\\', ('\\\\.\\BootPartition\\',))
check(('//?/BootPartition/',), '\\\\?\\BootPartition', '\\', ('\\\\?\\BootPartition\\',))
check(('//./PhysicalDrive0',), '\\\\.\\PhysicalDrive0', '', ('\\\\.\\PhysicalDrive0',))
check(('//?/Volume{}/',), '\\\\?\\Volume{}', '\\', ('\\\\?\\Volume{}\\',))
check(('//./nul',), '\\\\.\\nul', '', ('\\\\.\\nul',))
# Second part has a root but not drive.
check(('a', '/b', 'c'), '', '\\', ('\\', 'b', 'c'))
check(('Z:/a', '/b', 'c'), 'Z:', '\\', ('Z:\\', 'b', 'c'))
check(('//?/Z:/a', '/b', 'c'), '\\\\?\\Z:', '\\', ('\\\\?\\Z:\\', 'b', 'c'))
# Joining with the same drive => the first path is appended to if
# the second path is relative.
check(('c:/a/b', 'c:x/y'), 'c:', '\\', ('c:\\', 'a', 'b', 'x', 'y'))
check(('c:/a/b', 'c:/x/y'), 'c:', '\\', ('c:\\', 'x', 'y'))
# Paths to files with NTFS alternate data streams
check(('./c:s',), '', '', ('c:s',))
check(('cc:s',), '', '', ('cc:s',))
check(('C:c:s',), 'C:', '', ('C:', 'c:s'))
check(('C:/c:s',), 'C:', '\\', ('C:\\', 'c:s'))
check(('D:a', './c:b'), 'D:', '', ('D:', 'a', 'c:b'))
check(('D:/a', './c:b'), 'D:', '\\', ('D:\\', 'a', 'c:b'))
def test_str(self):
p = self.cls('a/b/c')
self.assertEqual(str(p), 'a\\b\\c')
p = self.cls('c:/a/b/c')
self.assertEqual(str(p), 'c:\\a\\b\\c')
p = self.cls('//a/b')
self.assertEqual(str(p), '\\\\a\\b\\')
p = self.cls('//a/b/c')
self.assertEqual(str(p), '\\\\a\\b\\c')
p = self.cls('//a/b/c/d')
self.assertEqual(str(p), '\\\\a\\b\\c\\d')
def test_str_subclass(self):
self._check_str_subclass('.\\a:b')
self._check_str_subclass('c:')
self._check_str_subclass('c:a')
self._check_str_subclass('c:a\\b.txt')
self._check_str_subclass('c:\\')
self._check_str_subclass('c:\\a')
self._check_str_subclass('c:\\a\\b.txt')
self._check_str_subclass('\\\\some\\share')
self._check_str_subclass('\\\\some\\share\\a')
self._check_str_subclass('\\\\some\\share\\a\\b.txt')
def test_eq(self):
P = self.cls
self.assertEqual(P('c:a/b'), P('c:a/b'))
self.assertEqual(P('c:a/b'), P('c:', 'a', 'b'))
self.assertNotEqual(P('c:a/b'), P('d:a/b'))
self.assertNotEqual(P('c:a/b'), P('c:/a/b'))
self.assertNotEqual(P('/a/b'), P('c:/a/b'))
# Case-insensitivity.
self.assertEqual(P('a/B'), P('A/b'))
self.assertEqual(P('C:a/B'), P('c:A/b'))
self.assertEqual(P('//Some/SHARE/a/B'), P('//somE/share/A/b'))
self.assertEqual(P('\u0130'), P('i\u0307'))
def test_as_uri(self):
P = self.cls
with self.assertRaises(ValueError):
P('/a/b').as_uri()
with self.assertRaises(ValueError):
P('c:a/b').as_uri()
self.assertEqual(P('c:/').as_uri(), 'file:///c:/')
self.assertEqual(P('c:/a/b.c').as_uri(), 'file:///c:/a/b.c')
self.assertEqual(P('c:/a/b%#c').as_uri(), 'file:///c:/a/b%25%23c')
self.assertEqual(P('c:/a/b\xe9').as_uri(), 'file:///c:/a/b%C3%A9')
self.assertEqual(P('//some/share/').as_uri(), 'file://some/share/')
self.assertEqual(P('//some/share/a/b.c').as_uri(),
'file://some/share/a/b.c')
self.assertEqual(P('//some/share/a/b%#c\xe9').as_uri(),
'file://some/share/a/b%25%23c%C3%A9')
def test_match(self):
P = self.cls
# Absolute patterns.
self.assertTrue(P('c:/b.py').match('*:/*.py'))
self.assertTrue(P('c:/b.py').match('c:/*.py'))
self.assertFalse(P('d:/b.py').match('c:/*.py')) # wrong drive
self.assertFalse(P('b.py').match('/*.py'))
self.assertFalse(P('b.py').match('c:*.py'))
self.assertFalse(P('b.py').match('c:/*.py'))
self.assertFalse(P('c:b.py').match('/*.py'))
self.assertFalse(P('c:b.py').match('c:/*.py'))
self.assertFalse(P('/b.py').match('c:*.py'))
self.assertFalse(P('/b.py').match('c:/*.py'))
# UNC patterns.
self.assertTrue(P('//some/share/a.py').match('//*/*/*.py'))
self.assertTrue(P('//some/share/a.py').match('//some/share/*.py'))
self.assertFalse(P('//other/share/a.py').match('//some/share/*.py'))
self.assertFalse(P('//some/share/a/b.py').match('//some/share/*.py'))
# Case-insensitivity.
self.assertTrue(P('B.py').match('b.PY'))
self.assertTrue(P('c:/a/B.Py').match('C:/A/*.pY'))
self.assertTrue(P('//Some/Share/B.Py').match('//somE/sharE/*.pY'))
# Path anchor doesn't match pattern anchor
self.assertFalse(P('c:/b.py').match('/*.py')) # 'c:/' vs '/'
self.assertFalse(P('c:/b.py').match('c:*.py')) # 'c:/' vs 'c:'
self.assertFalse(P('//some/share/a.py').match('/*.py')) # '//some/share/' vs '/'
def test_ordering_common(self):
# Case-insensitivity.
def assertOrderedEqual(a, b):
self.assertLessEqual(a, b)
self.assertGreaterEqual(b, a)
P = self.cls
p = P('c:A/b')
q = P('C:a/B')
assertOrderedEqual(p, q)
self.assertFalse(p < q)
self.assertFalse(p > q)
p = P('//some/Share/A/b')
q = P('//Some/SHARE/a/B')
assertOrderedEqual(p, q)
self.assertFalse(p < q)
self.assertFalse(p > q)
def test_parts(self):
P = self.cls
p = P('c:a/b')
parts = p.parts
self.assertEqual(parts, ('c:', 'a', 'b'))
p = P('c:/a/b')
parts = p.parts
self.assertEqual(parts, ('c:\\', 'a', 'b'))
p = P('//a/b/c/d')
parts = p.parts
self.assertEqual(parts, ('\\\\a\\b\\', 'c', 'd'))
def test_parent(self):
# Anchored
P = self.cls
p = P('z:a/b/c')
self.assertEqual(p.parent, P('z:a/b'))
self.assertEqual(p.parent.parent, P('z:a'))
self.assertEqual(p.parent.parent.parent, P('z:'))
self.assertEqual(p.parent.parent.parent.parent, P('z:'))
p = P('z:/a/b/c')
self.assertEqual(p.parent, P('z:/a/b'))
self.assertEqual(p.parent.parent, P('z:/a'))
self.assertEqual(p.parent.parent.parent, P('z:/'))
self.assertEqual(p.parent.parent.parent.parent, P('z:/'))
p = P('//a/b/c/d')
self.assertEqual(p.parent, P('//a/b/c'))
self.assertEqual(p.parent.parent, P('//a/b'))
self.assertEqual(p.parent.parent.parent, P('//a/b'))
def test_parents(self):
# Anchored
P = self.cls
p = P('z:a/b/')
par = p.parents
self.assertEqual(len(par), 2)
self.assertEqual(par[0], P('z:a'))
self.assertEqual(par[1], P('z:'))
self.assertEqual(par[0:1], (P('z:a'),))
self.assertEqual(par[:-1], (P('z:a'),))
self.assertEqual(par[:2], (P('z:a'), P('z:')))
self.assertEqual(par[1:], (P('z:'),))
self.assertEqual(par[::2], (P('z:a'),))
self.assertEqual(par[::-1], (P('z:'), P('z:a')))
self.assertEqual(list(par), [P('z:a'), P('z:')])
with self.assertRaises(IndexError):
par[2]
p = P('z:/a/b/')
par = p.parents
self.assertEqual(len(par), 2)
self.assertEqual(par[0], P('z:/a'))
self.assertEqual(par[1], P('z:/'))
self.assertEqual(par[0:1], (P('z:/a'),))
self.assertEqual(par[0:-1], (P('z:/a'),))
self.assertEqual(par[:2], (P('z:/a'), P('z:/')))
self.assertEqual(par[1:], (P('z:/'),))
self.assertEqual(par[::2], (P('z:/a'),))
self.assertEqual(par[::-1], (P('z:/'), P('z:/a'),))
self.assertEqual(list(par), [P('z:/a'), P('z:/')])
with self.assertRaises(IndexError):
par[2]
p = P('//a/b/c/d')
par = p.parents
self.assertEqual(len(par), 2)
self.assertEqual(par[0], P('//a/b/c'))
self.assertEqual(par[1], P('//a/b'))
self.assertEqual(par[0:1], (P('//a/b/c'),))
self.assertEqual(par[0:-1], (P('//a/b/c'),))
self.assertEqual(par[:2], (P('//a/b/c'), P('//a/b')))
self.assertEqual(par[1:], (P('//a/b'),))
self.assertEqual(par[::2], (P('//a/b/c'),))
self.assertEqual(par[::-1], (P('//a/b'), P('//a/b/c')))
self.assertEqual(list(par), [P('//a/b/c'), P('//a/b')])
with self.assertRaises(IndexError):
par[2]
def test_drive(self):
P = self.cls
self.assertEqual(P('c:').drive, 'c:')
self.assertEqual(P('c:a/b').drive, 'c:')
self.assertEqual(P('c:/').drive, 'c:')
self.assertEqual(P('c:/a/b/').drive, 'c:')
self.assertEqual(P('//a/b').drive, '\\\\a\\b')
self.assertEqual(P('//a/b/').drive, '\\\\a\\b')
self.assertEqual(P('//a/b/c/d').drive, '\\\\a\\b')
self.assertEqual(P('./c:a').drive, '')
def test_root(self):
P = self.cls
self.assertEqual(P('c:').root, '')
self.assertEqual(P('c:a/b').root, '')
self.assertEqual(P('c:/').root, '\\')
self.assertEqual(P('c:/a/b/').root, '\\')
self.assertEqual(P('//a/b').root, '\\')
self.assertEqual(P('//a/b/').root, '\\')
self.assertEqual(P('//a/b/c/d').root, '\\')
def test_anchor(self):
P = self.cls
self.assertEqual(P('c:').anchor, 'c:')
self.assertEqual(P('c:a/b').anchor, 'c:')
self.assertEqual(P('c:/').anchor, 'c:\\')
self.assertEqual(P('c:/a/b/').anchor, 'c:\\')
self.assertEqual(P('//a/b').anchor, '\\\\a\\b\\')
self.assertEqual(P('//a/b/').anchor, '\\\\a\\b\\')
self.assertEqual(P('//a/b/c/d').anchor, '\\\\a\\b\\')
def test_name(self):
P = self.cls
self.assertEqual(P('c:').name, '')
self.assertEqual(P('c:/').name, '')
self.assertEqual(P('c:a/b').name, 'b')
self.assertEqual(P('c:/a/b').name, 'b')
self.assertEqual(P('c:a/b.py').name, 'b.py')
self.assertEqual(P('c:/a/b.py').name, 'b.py')
self.assertEqual(P('//My.py/Share.php').name, '')
self.assertEqual(P('//My.py/Share.php/a/b').name, 'b')
def test_suffix(self):
P = self.cls
self.assertEqual(P('c:').suffix, '')
self.assertEqual(P('c:/').suffix, '')
self.assertEqual(P('c:a/b').suffix, '')
self.assertEqual(P('c:/a/b').suffix, '')
self.assertEqual(P('c:a/b.py').suffix, '.py')
self.assertEqual(P('c:/a/b.py').suffix, '.py')
self.assertEqual(P('c:a/.hgrc').suffix, '')
self.assertEqual(P('c:/a/.hgrc').suffix, '')
self.assertEqual(P('c:a/.hg.rc').suffix, '.rc')
self.assertEqual(P('c:/a/.hg.rc').suffix, '.rc')
self.assertEqual(P('c:a/b.tar.gz').suffix, '.gz')
self.assertEqual(P('c:/a/b.tar.gz').suffix, '.gz')
self.assertEqual(P('c:a/Some name. Ending with a dot.').suffix, '')
self.assertEqual(P('c:/a/Some name. Ending with a dot.').suffix, '')
self.assertEqual(P('//My.py/Share.php').suffix, '')
self.assertEqual(P('//My.py/Share.php/a/b').suffix, '')
def test_suffixes(self):
P = self.cls
self.assertEqual(P('c:').suffixes, [])
self.assertEqual(P('c:/').suffixes, [])
self.assertEqual(P('c:a/b').suffixes, [])
self.assertEqual(P('c:/a/b').suffixes, [])
self.assertEqual(P('c:a/b.py').suffixes, ['.py'])
self.assertEqual(P('c:/a/b.py').suffixes, ['.py'])
self.assertEqual(P('c:a/.hgrc').suffixes, [])
self.assertEqual(P('c:/a/.hgrc').suffixes, [])
self.assertEqual(P('c:a/.hg.rc').suffixes, ['.rc'])
self.assertEqual(P('c:/a/.hg.rc').suffixes, ['.rc'])
self.assertEqual(P('c:a/b.tar.gz').suffixes, ['.tar', '.gz'])
self.assertEqual(P('c:/a/b.tar.gz').suffixes, ['.tar', '.gz'])
self.assertEqual(P('//My.py/Share.php').suffixes, [])
self.assertEqual(P('//My.py/Share.php/a/b').suffixes, [])
self.assertEqual(P('c:a/Some name. Ending with a dot.').suffixes, [])
self.assertEqual(P('c:/a/Some name. Ending with a dot.').suffixes, [])
def test_stem(self):
P = self.cls
self.assertEqual(P('c:').stem, '')
self.assertEqual(P('c:.').stem, '')
self.assertEqual(P('c:..').stem, '..')
self.assertEqual(P('c:/').stem, '')
self.assertEqual(P('c:a/b').stem, 'b')
self.assertEqual(P('c:a/b.py').stem, 'b')
self.assertEqual(P('c:a/.hgrc').stem, '.hgrc')
self.assertEqual(P('c:a/.hg.rc').stem, '.hg')
self.assertEqual(P('c:a/b.tar.gz').stem, 'b.tar')
self.assertEqual(P('c:a/Some name. Ending with a dot.').stem,
'Some name. Ending with a dot.')
def test_with_name(self):
P = self.cls
self.assertEqual(P('c:a/b').with_name('d.xml'), P('c:a/d.xml'))
self.assertEqual(P('c:/a/b').with_name('d.xml'), P('c:/a/d.xml'))
self.assertEqual(P('c:a/Dot ending.').with_name('d.xml'), P('c:a/d.xml'))
self.assertEqual(P('c:/a/Dot ending.').with_name('d.xml'), P('c:/a/d.xml'))
self.assertRaises(ValueError, P('c:').with_name, 'd.xml')
self.assertRaises(ValueError, P('c:/').with_name, 'd.xml')
self.assertRaises(ValueError, P('//My/Share').with_name, 'd.xml')
self.assertRaises(ValueError, P('c:a/b').with_name, 'd:')
self.assertRaises(ValueError, P('c:a/b').with_name, 'd:e')
self.assertRaises(ValueError, P('c:a/b').with_name, 'd:/e')
self.assertRaises(ValueError, P('c:a/b').with_name, '//My/Share')
def test_with_stem(self):
P = self.cls
self.assertEqual(P('c:a/b').with_stem('d'), P('c:a/d'))
self.assertEqual(P('c:/a/b').with_stem('d'), P('c:/a/d'))
self.assertEqual(P('c:a/Dot ending.').with_stem('d'), P('c:a/d'))
self.assertEqual(P('c:/a/Dot ending.').with_stem('d'), P('c:/a/d'))
self.assertRaises(ValueError, P('c:').with_stem, 'd')
self.assertRaises(ValueError, P('c:/').with_stem, 'd')
self.assertRaises(ValueError, P('//My/Share').with_stem, 'd')
self.assertRaises(ValueError, P('c:a/b').with_stem, 'd:')
self.assertRaises(ValueError, P('c:a/b').with_stem, 'd:e')
self.assertRaises(ValueError, P('c:a/b').with_stem, 'd:/e')
self.assertRaises(ValueError, P('c:a/b').with_stem, '//My/Share')
def test_with_suffix(self):
P = self.cls
self.assertEqual(P('c:a/b').with_suffix('.gz'), P('c:a/b.gz'))
self.assertEqual(P('c:/a/b').with_suffix('.gz'), P('c:/a/b.gz'))
self.assertEqual(P('c:a/b.py').with_suffix('.gz'), P('c:a/b.gz'))
self.assertEqual(P('c:/a/b.py').with_suffix('.gz'), P('c:/a/b.gz'))
# Path doesn't have a "filename" component.
self.assertRaises(ValueError, P('').with_suffix, '.gz')
self.assertRaises(ValueError, P('.').with_suffix, '.gz')
self.assertRaises(ValueError, P('/').with_suffix, '.gz')
self.assertRaises(ValueError, P('//My/Share').with_suffix, '.gz')
# Invalid suffix.
self.assertRaises(ValueError, P('c:a/b').with_suffix, 'gz')
self.assertRaises(ValueError, P('c:a/b').with_suffix, '/')
self.assertRaises(ValueError, P('c:a/b').with_suffix, '\\')
self.assertRaises(ValueError, P('c:a/b').with_suffix, 'c:')
self.assertRaises(ValueError, P('c:a/b').with_suffix, '/.gz')
self.assertRaises(ValueError, P('c:a/b').with_suffix, '\\.gz')
self.assertRaises(ValueError, P('c:a/b').with_suffix, 'c:.gz')
self.assertRaises(ValueError, P('c:a/b').with_suffix, 'c/d')
self.assertRaises(ValueError, P('c:a/b').with_suffix, 'c\\d')
self.assertRaises(ValueError, P('c:a/b').with_suffix, '.c/d')
self.assertRaises(ValueError, P('c:a/b').with_suffix, '.c\\d')
def test_relative_to(self):
P = self.cls
p = P('C:Foo/Bar')
self.assertEqual(p.relative_to(P('c:')), P('Foo/Bar'))
self.assertEqual(p.relative_to('c:'), P('Foo/Bar'))
self.assertEqual(p.relative_to(P('c:foO')), P('Bar'))
self.assertEqual(p.relative_to('c:foO'), P('Bar'))
self.assertEqual(p.relative_to('c:foO/'), P('Bar'))
self.assertEqual(p.relative_to(P('c:foO/baR')), P())
self.assertEqual(p.relative_to('c:foO/baR'), P())
self.assertEqual(p.relative_to(P('c:'), walk_up=True), P('Foo/Bar'))
self.assertEqual(p.relative_to('c:', walk_up=True), P('Foo/Bar'))
self.assertEqual(p.relative_to(P('c:foO'), walk_up=True), P('Bar'))
self.assertEqual(p.relative_to('c:foO', walk_up=True), P('Bar'))
self.assertEqual(p.relative_to('c:foO/', walk_up=True), P('Bar'))
self.assertEqual(p.relative_to(P('c:foO/baR'), walk_up=True), P())
self.assertEqual(p.relative_to('c:foO/baR', walk_up=True), P())
self.assertEqual(p.relative_to(P('C:Foo/Bar/Baz'), walk_up=True), P('..'))
self.assertEqual(p.relative_to(P('C:Foo/Baz'), walk_up=True), P('../Bar'))
self.assertEqual(p.relative_to(P('C:Baz/Bar'), walk_up=True), P('../../Foo/Bar'))
# Unrelated paths.
self.assertRaises(ValueError, p.relative_to, P())
self.assertRaises(ValueError, p.relative_to, '')
self.assertRaises(ValueError, p.relative_to, P('d:'))
self.assertRaises(ValueError, p.relative_to, P('/'))
self.assertRaises(ValueError, p.relative_to, P('Foo'))
self.assertRaises(ValueError, p.relative_to, P('/Foo'))
self.assertRaises(ValueError, p.relative_to, P('C:/Foo'))
self.assertRaises(ValueError, p.relative_to, P('C:Foo/Bar/Baz'))
self.assertRaises(ValueError, p.relative_to, P('C:Foo/Baz'))
self.assertRaises(ValueError, p.relative_to, P(), walk_up=True)
self.assertRaises(ValueError, p.relative_to, '', walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('d:'), walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('/'), walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('Foo'), walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('/Foo'), walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('C:/Foo'), walk_up=True)
p = P('C:/Foo/Bar')
self.assertEqual(p.relative_to(P('c:/')), P('Foo/Bar'))
self.assertEqual(p.relative_to('c:/'), P('Foo/Bar'))
self.assertEqual(p.relative_to(P('c:/foO')), P('Bar'))
self.assertEqual(p.relative_to('c:/foO'), P('Bar'))
self.assertEqual(p.relative_to('c:/foO/'), P('Bar'))
self.assertEqual(p.relative_to(P('c:/foO/baR')), P())
self.assertEqual(p.relative_to('c:/foO/baR'), P())
self.assertEqual(p.relative_to(P('c:/'), walk_up=True), P('Foo/Bar'))
self.assertEqual(p.relative_to('c:/', walk_up=True), P('Foo/Bar'))
self.assertEqual(p.relative_to(P('c:/foO'), walk_up=True), P('Bar'))
self.assertEqual(p.relative_to('c:/foO', walk_up=True), P('Bar'))
self.assertEqual(p.relative_to('c:/foO/', walk_up=True), P('Bar'))
self.assertEqual(p.relative_to(P('c:/foO/baR'), walk_up=True), P())
self.assertEqual(p.relative_to('c:/foO/baR', walk_up=True), P())
self.assertEqual(p.relative_to('C:/Baz', walk_up=True), P('../Foo/Bar'))
self.assertEqual(p.relative_to('C:/Foo/Bar/Baz', walk_up=True), P('..'))
self.assertEqual(p.relative_to('C:/Foo/Baz', walk_up=True), P('../Bar'))
# Unrelated paths.
self.assertRaises(ValueError, p.relative_to, 'c:')
self.assertRaises(ValueError, p.relative_to, P('c:'))
self.assertRaises(ValueError, p.relative_to, P('C:/Baz'))
self.assertRaises(ValueError, p.relative_to, P('C:/Foo/Bar/Baz'))
self.assertRaises(ValueError, p.relative_to, P('C:/Foo/Baz'))
self.assertRaises(ValueError, p.relative_to, P('C:Foo'))
self.assertRaises(ValueError, p.relative_to, P('d:'))
self.assertRaises(ValueError, p.relative_to, P('d:/'))
self.assertRaises(ValueError, p.relative_to, P('/'))
self.assertRaises(ValueError, p.relative_to, P('/Foo'))
self.assertRaises(ValueError, p.relative_to, P('//C/Foo'))
self.assertRaises(ValueError, p.relative_to, 'c:', walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('c:'), walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('C:Foo'), walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('d:'), walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('d:/'), walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('/'), walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('/Foo'), walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('//C/Foo'), walk_up=True)
# UNC paths.
p = P('//Server/Share/Foo/Bar')
self.assertEqual(p.relative_to(P('//sErver/sHare')), P('Foo/Bar'))
self.assertEqual(p.relative_to('//sErver/sHare'), P('Foo/Bar'))
self.assertEqual(p.relative_to('//sErver/sHare/'), P('Foo/Bar'))
self.assertEqual(p.relative_to(P('//sErver/sHare/Foo')), P('Bar'))
self.assertEqual(p.relative_to('//sErver/sHare/Foo'), P('Bar'))
self.assertEqual(p.relative_to('//sErver/sHare/Foo/'), P('Bar'))
self.assertEqual(p.relative_to(P('//sErver/sHare/Foo/Bar')), P())
self.assertEqual(p.relative_to('//sErver/sHare/Foo/Bar'), P())
self.assertEqual(p.relative_to(P('//sErver/sHare'), walk_up=True), P('Foo/Bar'))
self.assertEqual(p.relative_to('//sErver/sHare', walk_up=True), P('Foo/Bar'))
self.assertEqual(p.relative_to('//sErver/sHare/', walk_up=True), P('Foo/Bar'))
self.assertEqual(p.relative_to(P('//sErver/sHare/Foo'), walk_up=True), P('Bar'))
self.assertEqual(p.relative_to('//sErver/sHare/Foo', walk_up=True), P('Bar'))
self.assertEqual(p.relative_to('//sErver/sHare/Foo/', walk_up=True), P('Bar'))
self.assertEqual(p.relative_to(P('//sErver/sHare/Foo/Bar'), walk_up=True), P())
self.assertEqual(p.relative_to('//sErver/sHare/Foo/Bar', walk_up=True), P())
self.assertEqual(p.relative_to(P('//sErver/sHare/bar'), walk_up=True), P('../Foo/Bar'))
self.assertEqual(p.relative_to('//sErver/sHare/bar', walk_up=True), P('../Foo/Bar'))
# Unrelated paths.
self.assertRaises(ValueError, p.relative_to, P('/Server/Share/Foo'))
self.assertRaises(ValueError, p.relative_to, P('c:/Server/Share/Foo'))
self.assertRaises(ValueError, p.relative_to, P('//z/Share/Foo'))
self.assertRaises(ValueError, p.relative_to, P('//Server/z/Foo'))
self.assertRaises(ValueError, p.relative_to, P('/Server/Share/Foo'), walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('c:/Server/Share/Foo'), walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('//z/Share/Foo'), walk_up=True)
self.assertRaises(ValueError, p.relative_to, P('//Server/z/Foo'), walk_up=True)
def test_is_relative_to(self):
P = self.cls
p = P('C:Foo/Bar')
self.assertTrue(p.is_relative_to(P('c:')))
self.assertTrue(p.is_relative_to('c:'))
self.assertTrue(p.is_relative_to(P('c:foO')))
self.assertTrue(p.is_relative_to('c:foO'))
self.assertTrue(p.is_relative_to('c:foO/'))
self.assertTrue(p.is_relative_to(P('c:foO/baR')))
self.assertTrue(p.is_relative_to('c:foO/baR'))
# Unrelated paths.
self.assertFalse(p.is_relative_to(P()))
self.assertFalse(p.is_relative_to(''))
self.assertFalse(p.is_relative_to(P('d:')))
self.assertFalse(p.is_relative_to(P('/')))
self.assertFalse(p.is_relative_to(P('Foo')))
self.assertFalse(p.is_relative_to(P('/Foo')))
self.assertFalse(p.is_relative_to(P('C:/Foo')))
self.assertFalse(p.is_relative_to(P('C:Foo/Bar/Baz')))
self.assertFalse(p.is_relative_to(P('C:Foo/Baz')))
p = P('C:/Foo/Bar')
self.assertTrue(p.is_relative_to(P('c:/')))
self.assertTrue(p.is_relative_to(P('c:/foO')))
self.assertTrue(p.is_relative_to('c:/foO/'))
self.assertTrue(p.is_relative_to(P('c:/foO/baR')))
self.assertTrue(p.is_relative_to('c:/foO/baR'))
# Unrelated paths.
self.assertFalse(p.is_relative_to('c:'))
self.assertFalse(p.is_relative_to(P('C:/Baz')))
self.assertFalse(p.is_relative_to(P('C:/Foo/Bar/Baz')))
self.assertFalse(p.is_relative_to(P('C:/Foo/Baz')))
self.assertFalse(p.is_relative_to(P('C:Foo')))
self.assertFalse(p.is_relative_to(P('d:')))
self.assertFalse(p.is_relative_to(P('d:/')))
self.assertFalse(p.is_relative_to(P('/')))
self.assertFalse(p.is_relative_to(P('/Foo')))
self.assertFalse(p.is_relative_to(P('//C/Foo')))
# UNC paths.
p = P('//Server/Share/Foo/Bar')
self.assertTrue(p.is_relative_to(P('//sErver/sHare')))
self.assertTrue(p.is_relative_to('//sErver/sHare'))
self.assertTrue(p.is_relative_to('//sErver/sHare/'))
self.assertTrue(p.is_relative_to(P('//sErver/sHare/Foo')))
self.assertTrue(p.is_relative_to('//sErver/sHare/Foo'))
self.assertTrue(p.is_relative_to('//sErver/sHare/Foo/'))
self.assertTrue(p.is_relative_to(P('//sErver/sHare/Foo/Bar')))
self.assertTrue(p.is_relative_to('//sErver/sHare/Foo/Bar'))
# Unrelated paths.
self.assertFalse(p.is_relative_to(P('/Server/Share/Foo')))
self.assertFalse(p.is_relative_to(P('c:/Server/Share/Foo')))
self.assertFalse(p.is_relative_to(P('//z/Share/Foo')))
self.assertFalse(p.is_relative_to(P('//Server/z/Foo')))
def test_is_absolute(self):
P = self.cls
# Under NT, only paths with both a drive and a root are absolute.
self.assertFalse(P().is_absolute())
self.assertFalse(P('a').is_absolute())
self.assertFalse(P('a/b/').is_absolute())
self.assertFalse(P('/').is_absolute())
self.assertFalse(P('/a').is_absolute())
self.assertFalse(P('/a/b/').is_absolute())
self.assertFalse(P('c:').is_absolute())
self.assertFalse(P('c:a').is_absolute())
self.assertFalse(P('c:a/b/').is_absolute())
self.assertTrue(P('c:/').is_absolute())
self.assertTrue(P('c:/a').is_absolute())
self.assertTrue(P('c:/a/b/').is_absolute())
# UNC paths are absolute by definition.
self.assertTrue(P('//a/b').is_absolute())
self.assertTrue(P('//a/b/').is_absolute())
self.assertTrue(P('//a/b/c').is_absolute())
self.assertTrue(P('//a/b/c/d').is_absolute())
def test_join(self):
P = self.cls
p = P('C:/a/b')
pp = p.joinpath('x/y')
self.assertEqual(pp, P('C:/a/b/x/y'))
pp = p.joinpath('/x/y')
self.assertEqual(pp, P('C:/x/y'))
# Joining with a different drive => the first path is ignored, even
# if the second path is relative.
pp = p.joinpath('D:x/y')
self.assertEqual(pp, P('D:x/y'))
pp = p.joinpath('D:/x/y')
self.assertEqual(pp, P('D:/x/y'))
pp = p.joinpath('//host/share/x/y')
self.assertEqual(pp, P('//host/share/x/y'))
# Joining with the same drive => the first path is appended to if
# the second path is relative.
pp = p.joinpath('c:x/y')
self.assertEqual(pp, P('C:/a/b/x/y'))
pp = p.joinpath('c:/x/y')
self.assertEqual(pp, P('C:/x/y'))
# Joining with files with NTFS data streams => the filename should
# not be parsed as a drive letter
pp = p.joinpath(P('./d:s'))
self.assertEqual(pp, P('C:/a/b/d:s'))
pp = p.joinpath(P('./dd:s'))
self.assertEqual(pp, P('C:/a/b/dd:s'))
pp = p.joinpath(P('E:d:s'))
self.assertEqual(pp, P('E:d:s'))
# Joining onto a UNC path with no root
pp = P('//').joinpath('server')
self.assertEqual(pp, P('//server'))
pp = P('//server').joinpath('share')
self.assertEqual(pp, P('//server/share'))
pp = P('//./BootPartition').joinpath('Windows')
self.assertEqual(pp, P('//./BootPartition/Windows'))
def test_div(self):
# Basically the same as joinpath().
P = self.cls
p = P('C:/a/b')
self.assertEqual(p / 'x/y', P('C:/a/b/x/y'))
self.assertEqual(p / 'x' / 'y', P('C:/a/b/x/y'))
self.assertEqual(p / '/x/y', P('C:/x/y'))
self.assertEqual(p / '/x' / 'y', P('C:/x/y'))
# Joining with a different drive => the first path is ignored, even
# if the second path is relative.
self.assertEqual(p / 'D:x/y', P('D:x/y'))
self.assertEqual(p / 'D:' / 'x/y', P('D:x/y'))
self.assertEqual(p / 'D:/x/y', P('D:/x/y'))
self.assertEqual(p / 'D:' / '/x/y', P('D:/x/y'))
self.assertEqual(p / '//host/share/x/y', P('//host/share/x/y'))
# Joining with the same drive => the first path is appended to if
# the second path is relative.
self.assertEqual(p / 'c:x/y', P('C:/a/b/x/y'))
self.assertEqual(p / 'c:/x/y', P('C:/x/y'))
# Joining with files with NTFS data streams => the filename should
# not be parsed as a drive letter
self.assertEqual(p / P('./d:s'), P('C:/a/b/d:s'))
self.assertEqual(p / P('./dd:s'), P('C:/a/b/dd:s'))
self.assertEqual(p / P('E:d:s'), P('E:d:s'))
def test_is_reserved(self):
P = self.cls
self.assertIs(False, P('').is_reserved())
self.assertIs(False, P('/').is_reserved())
self.assertIs(False, P('/foo/bar').is_reserved())
# UNC paths are never reserved.
self.assertIs(False, P('//my/share/nul/con/aux').is_reserved())
# Case-insensitive DOS-device names are reserved.
self.assertIs(True, P('nul').is_reserved())
self.assertIs(True, P('aux').is_reserved())
self.assertIs(True, P('prn').is_reserved())
self.assertIs(True, P('con').is_reserved())
self.assertIs(True, P('conin$').is_reserved())
self.assertIs(True, P('conout$').is_reserved())
# COM/LPT + 1-9 or + superscript 1-3 are reserved.
self.assertIs(True, P('COM1').is_reserved())
self.assertIs(True, P('LPT9').is_reserved())
self.assertIs(True, P('com\xb9').is_reserved())
self.assertIs(True, P('com\xb2').is_reserved())
self.assertIs(True, P('lpt\xb3').is_reserved())
# DOS-device name mataching ignores characters after a dot or
# a colon and also ignores trailing spaces.
self.assertIs(True, P('NUL.txt').is_reserved())
self.assertIs(True, P('PRN ').is_reserved())
self.assertIs(True, P('AUX .txt').is_reserved())
self.assertIs(True, P('COM1:bar').is_reserved())
self.assertIs(True, P('LPT9 :bar').is_reserved())
# DOS-device names are only matched at the beginning
# of a path component.
self.assertIs(False, P('bar.com9').is_reserved())
self.assertIs(False, P('bar.lpt9').is_reserved())
# Only the last path component matters.
self.assertIs(True, P('c:/baz/con/NUL').is_reserved())
self.assertIs(False, P('c:/NUL/con/baz').is_reserved())
class PurePathTest(_BasePurePathTest, unittest.TestCase):
cls = pathlib.PurePath
def test_concrete_class(self):
p = self.cls('a')
self.assertIs(type(p),
pathlib.PureWindowsPath if os.name == 'nt' else pathlib.PurePosixPath)
def test_different_flavours_unequal(self):
p = pathlib.PurePosixPath('a')
q = pathlib.PureWindowsPath('a')
self.assertNotEqual(p, q)
def test_different_flavours_unordered(self):
p = pathlib.PurePosixPath('a')
q = pathlib.PureWindowsPath('a')
with self.assertRaises(TypeError):
p < q
with self.assertRaises(TypeError):
p <= q
with self.assertRaises(TypeError):
p > q
with self.assertRaises(TypeError):
p >= q
#
# Tests for the concrete classes.
#
# Make sure any symbolic links in the base test path are resolved.
BASE = os.path.realpath(TESTFN)
join = lambda *x: os.path.join(BASE, *x)
rel_join = lambda *x: os.path.join(TESTFN, *x)
only_nt = unittest.skipIf(os.name != 'nt',
'test requires a Windows-compatible system')
only_posix = unittest.skipIf(os.name == 'nt',
'test requires a POSIX-compatible system')
@only_posix
class PosixPathAsPureTest(PurePosixPathTest):
cls = pathlib.PosixPath
@only_nt
class WindowsPathAsPureTest(PureWindowsPathTest):
cls = pathlib.WindowsPath
def test_owner(self):
P = self.cls
with self.assertRaises(NotImplementedError):
P('c:/').owner()
def test_group(self):
P = self.cls
with self.assertRaises(NotImplementedError):
P('c:/').group()
class _BasePathTest(object):
"""Tests for the FS-accessing functionalities of the Path classes."""
# (BASE)
# |
# |-- brokenLink -> non-existing
# |-- dirA
# | `-- linkC -> ../dirB
# |-- dirB
# | |-- fileB
# | `-- linkD -> ../dirB
# |-- dirC
# | |-- dirD
# | | `-- fileD
# | `-- fileC
# | `-- novel.txt
# |-- dirE # No permissions
# |-- fileA
# |-- linkA -> fileA
# |-- linkB -> dirB
# `-- brokenLinkLoop -> brokenLinkLoop
#
def setUp(self):
def cleanup():
os.chmod(join('dirE'), 0o777)
os_helper.rmtree(BASE)
self.addCleanup(cleanup)
os.mkdir(BASE)
os.mkdir(join('dirA'))
os.mkdir(join('dirB'))
os.mkdir(join('dirC'))
os.mkdir(join('dirC', 'dirD'))
os.mkdir(join('dirE'))
with open(join('fileA'), 'wb') as f:
f.write(b"this is file A\n")
with open(join('dirB', 'fileB'), 'wb') as f:
f.write(b"this is file B\n")
with open(join('dirC', 'fileC'), 'wb') as f:
f.write(b"this is file C\n")
with open(join('dirC', 'novel.txt'), 'wb') as f:
f.write(b"this is a novel\n")
with open(join('dirC', 'dirD', 'fileD'), 'wb') as f:
f.write(b"this is file D\n")
os.chmod(join('dirE'), 0)
if os_helper.can_symlink():
# Relative symlinks.
os.symlink('fileA', join('linkA'))
os.symlink('non-existing', join('brokenLink'))
self.dirlink('dirB', join('linkB'))
self.dirlink(os.path.join('..', 'dirB'), join('dirA', 'linkC'))
# This one goes upwards, creating a loop.
self.dirlink(os.path.join('..', 'dirB'), join('dirB', 'linkD'))
# Broken symlink (pointing to itself).
os.symlink('brokenLinkLoop', join('brokenLinkLoop'))
if os.name == 'nt':
# Workaround for http://bugs.python.org/issue13772.
def dirlink(self, src, dest):
os.symlink(src, dest, target_is_directory=True)
else:
def dirlink(self, src, dest):
os.symlink(src, dest)
def assertSame(self, path_a, path_b):
self.assertTrue(os.path.samefile(str(path_a), str(path_b)),
"%r and %r don't point to the same file" %
(path_a, path_b))
def assertFileNotFound(self, func, *args, **kwargs):
with self.assertRaises(FileNotFoundError) as cm:
func(*args, **kwargs)
self.assertEqual(cm.exception.errno, errno.ENOENT)
def assertEqualNormCase(self, path_a, path_b):
self.assertEqual(os.path.normcase(path_a), os.path.normcase(path_b))
def _test_cwd(self, p):
q = self.cls(os.getcwd())
self.assertEqual(p, q)
self.assertEqualNormCase(str(p), str(q))
self.assertIs(type(p), type(q))
self.assertTrue(p.is_absolute())
def test_cwd(self):
p = self.cls.cwd()
self._test_cwd(p)
def test_absolute_common(self):
P = self.cls
with mock.patch("os.getcwd") as getcwd:
getcwd.return_value = BASE
# Simple relative paths.
self.assertEqual(str(P().absolute()), BASE)
self.assertEqual(str(P('.').absolute()), BASE)
self.assertEqual(str(P('a').absolute()), os.path.join(BASE, 'a'))
self.assertEqual(str(P('a', 'b', 'c').absolute()), os.path.join(BASE, 'a', 'b', 'c'))
# Symlinks should not be resolved.
self.assertEqual(str(P('linkB', 'fileB').absolute()), os.path.join(BASE, 'linkB', 'fileB'))
self.assertEqual(str(P('brokenLink').absolute()), os.path.join(BASE, 'brokenLink'))
self.assertEqual(str(P('brokenLinkLoop').absolute()), os.path.join(BASE, 'brokenLinkLoop'))
# '..' entries should be preserved and not normalised.
self.assertEqual(str(P('..').absolute()), os.path.join(BASE, '..'))
self.assertEqual(str(P('a', '..').absolute()), os.path.join(BASE, 'a', '..'))
self.assertEqual(str(P('..', 'b').absolute()), os.path.join(BASE, '..', 'b'))
def _test_home(self, p):
q = self.cls(os.path.expanduser('~'))
self.assertEqual(p, q)
self.assertEqualNormCase(str(p), str(q))
self.assertIs(type(p), type(q))
self.assertTrue(p.is_absolute())
@unittest.skipIf(
pwd is None, reason="Test requires pwd module to get homedir."
)
def test_home(self):
with os_helper.EnvironmentVarGuard() as env:
self._test_home(self.cls.home())
env.clear()
env['USERPROFILE'] = os.path.join(BASE, 'userprofile')
self._test_home(self.cls.home())
# bpo-38883: ignore `HOME` when set on windows
env['HOME'] = os.path.join(BASE, 'home')
self._test_home(self.cls.home())
def test_with_segments(self):
class P(_BasePurePathSubclass, self.cls):
pass
p = P(BASE, session_id=42)
self.assertEqual(42, p.absolute().session_id)
self.assertEqual(42, p.resolve().session_id)
if not is_wasi: # WASI has no user accounts.
self.assertEqual(42, p.with_segments('~').expanduser().session_id)
self.assertEqual(42, (p / 'fileA').rename(p / 'fileB').session_id)
self.assertEqual(42, (p / 'fileB').replace(p / 'fileA').session_id)
if os_helper.can_symlink():
self.assertEqual(42, (p / 'linkA').readlink().session_id)
for path in p.iterdir():
self.assertEqual(42, path.session_id)
for path in p.glob('*'):
self.assertEqual(42, path.session_id)
for path in p.rglob('*'):
self.assertEqual(42, path.session_id)
for dirpath, dirnames, filenames in p.walk():
self.assertEqual(42, dirpath.session_id)
def test_samefile(self):
fileA_path = os.path.join(BASE, 'fileA')
fileB_path = os.path.join(BASE, 'dirB', 'fileB')
p = self.cls(fileA_path)
pp = self.cls(fileA_path)
q = self.cls(fileB_path)
self.assertTrue(p.samefile(fileA_path))
self.assertTrue(p.samefile(pp))
self.assertFalse(p.samefile(fileB_path))
self.assertFalse(p.samefile(q))
# Test the non-existent file case
non_existent = os.path.join(BASE, 'foo')
r = self.cls(non_existent)
self.assertRaises(FileNotFoundError, p.samefile, r)
self.assertRaises(FileNotFoundError, p.samefile, non_existent)
self.assertRaises(FileNotFoundError, r.samefile, p)
self.assertRaises(FileNotFoundError, r.samefile, non_existent)
self.assertRaises(FileNotFoundError, r.samefile, r)
self.assertRaises(FileNotFoundError, r.samefile, non_existent)
def test_empty_path(self):
# The empty path points to '.'
p = self.cls('')
self.assertEqual(p.stat(), os.stat('.'))
@unittest.skipIf(is_wasi, "WASI has no user accounts.")
def test_expanduser_common(self):
P = self.cls
p = P('~')
self.assertEqual(p.expanduser(), P(os.path.expanduser('~')))
p = P('foo')
self.assertEqual(p.expanduser(), p)
p = P('/~')
self.assertEqual(p.expanduser(), p)
p = P('../~')
self.assertEqual(p.expanduser(), p)
p = P(P('').absolute().anchor) / '~'
self.assertEqual(p.expanduser(), p)
p = P('~/a:b')
self.assertEqual(p.expanduser(), P(os.path.expanduser('~'), './a:b'))
def test_exists(self):
P = self.cls
p = P(BASE)
self.assertIs(True, p.exists())
self.assertIs(True, (p / 'dirA').exists())
self.assertIs(True, (p / 'fileA').exists())
self.assertIs(False, (p / 'fileA' / 'bah').exists())
if os_helper.can_symlink():
self.assertIs(True, (p / 'linkA').exists())
self.assertIs(True, (p / 'linkB').exists())
self.assertIs(True, (p / 'linkB' / 'fileB').exists())
self.assertIs(False, (p / 'linkA' / 'bah').exists())
self.assertIs(False, (p / 'brokenLink').exists())
self.assertIs(True, (p / 'brokenLink').exists(follow_symlinks=False))
self.assertIs(False, (p / 'foo').exists())
self.assertIs(False, P('/xyzzy').exists())
self.assertIs(False, P(BASE + '\udfff').exists())
self.assertIs(False, P(BASE + '\x00').exists())
def test_open_common(self):
p = self.cls(BASE)
with (p / 'fileA').open('r') as f:
self.assertIsInstance(f, io.TextIOBase)
self.assertEqual(f.read(), "this is file A\n")
with (p / 'fileA').open('rb') as f:
self.assertIsInstance(f, io.BufferedIOBase)
self.assertEqual(f.read().strip(), b"this is file A")
with (p / 'fileA').open('rb', buffering=0) as f:
self.assertIsInstance(f, io.RawIOBase)
self.assertEqual(f.read().strip(), b"this is file A")
def test_read_write_bytes(self):
p = self.cls(BASE)
(p / 'fileA').write_bytes(b'abcdefg')
self.assertEqual((p / 'fileA').read_bytes(), b'abcdefg')
# Check that trying to write str does not truncate the file.
self.assertRaises(TypeError, (p / 'fileA').write_bytes, 'somestr')
self.assertEqual((p / 'fileA').read_bytes(), b'abcdefg')
def test_read_write_text(self):
p = self.cls(BASE)
(p / 'fileA').write_text('äbcdefg', encoding='latin-1')
self.assertEqual((p / 'fileA').read_text(
encoding='utf-8', errors='ignore'), 'bcdefg')
# Check that trying to write bytes does not truncate the file.
self.assertRaises(TypeError, (p / 'fileA').write_text, b'somebytes')
self.assertEqual((p / 'fileA').read_text(encoding='latin-1'), 'äbcdefg')
def test_write_text_with_newlines(self):
p = self.cls(BASE)
# Check that `\n` character change nothing
(p / 'fileA').write_text('abcde\r\nfghlk\n\rmnopq', newline='\n')
self.assertEqual((p / 'fileA').read_bytes(),
b'abcde\r\nfghlk\n\rmnopq')
# Check that `\r` character replaces `\n`
(p / 'fileA').write_text('abcde\r\nfghlk\n\rmnopq', newline='\r')
self.assertEqual((p / 'fileA').read_bytes(),
b'abcde\r\rfghlk\r\rmnopq')
# Check that `\r\n` character replaces `\n`
(p / 'fileA').write_text('abcde\r\nfghlk\n\rmnopq', newline='\r\n')
self.assertEqual((p / 'fileA').read_bytes(),
b'abcde\r\r\nfghlk\r\n\rmnopq')
# Check that no argument passed will change `\n` to `os.linesep`
os_linesep_byte = bytes(os.linesep, encoding='ascii')
(p / 'fileA').write_text('abcde\nfghlk\n\rmnopq')
self.assertEqual((p / 'fileA').read_bytes(),
b'abcde' + os_linesep_byte + b'fghlk' + os_linesep_byte + b'\rmnopq')
def test_iterdir(self):
P = self.cls
p = P(BASE)
it = p.iterdir()
paths = set(it)
expected = ['dirA', 'dirB', 'dirC', 'dirE', 'fileA']
if os_helper.can_symlink():
expected += ['linkA', 'linkB', 'brokenLink', 'brokenLinkLoop']
self.assertEqual(paths, { P(BASE, q) for q in expected })
@os_helper.skip_unless_symlink
def test_iterdir_symlink(self):
# __iter__ on a symlink to a directory.
P = self.cls
p = P(BASE, 'linkB')
paths = set(p.iterdir())
expected = { P(BASE, 'linkB', q) for q in ['fileB', 'linkD'] }
self.assertEqual(paths, expected)
def test_iterdir_nodir(self):
# __iter__ on something that is not a directory.
p = self.cls(BASE, 'fileA')
with self.assertRaises(OSError) as cm:
next(p.iterdir())
# ENOENT or EINVAL under Windows, ENOTDIR otherwise
# (see issue #12802).
self.assertIn(cm.exception.errno, (errno.ENOTDIR,
errno.ENOENT, errno.EINVAL))
def test_glob_common(self):
def _check(glob, expected):
self.assertEqual(set(glob), { P(BASE, q) for q in expected })
P = self.cls
p = P(BASE)
it = p.glob("fileA")
self.assertIsInstance(it, collections.abc.Iterator)
_check(it, ["fileA"])
_check(p.glob("fileB"), [])
_check(p.glob("dir*/file*"), ["dirB/fileB", "dirC/fileC"])
if not os_helper.can_symlink():
_check(p.glob("*A"), ['dirA', 'fileA'])
else:
_check(p.glob("*A"), ['dirA', 'fileA', 'linkA'])
if not os_helper.can_symlink():
_check(p.glob("*B/*"), ['dirB/fileB'])
else:
_check(p.glob("*B/*"), ['dirB/fileB', 'dirB/linkD',
'linkB/fileB', 'linkB/linkD'])
if not os_helper.can_symlink():
_check(p.glob("*/fileB"), ['dirB/fileB'])
else:
_check(p.glob("*/fileB"), ['dirB/fileB', 'linkB/fileB'])
if os_helper.can_symlink():
_check(p.glob("brokenLink"), ['brokenLink'])
if not os_helper.can_symlink():
_check(p.glob("*/"), ["dirA", "dirB", "dirC", "dirE"])
else:
_check(p.glob("*/"), ["dirA", "dirB", "dirC", "dirE", "linkB"])
def test_glob_case_sensitive(self):
P = self.cls
def _check(path, pattern, case_sensitive, expected):
actual = {str(q) for q in path.glob(pattern, case_sensitive=case_sensitive)}
expected = {str(P(BASE, q)) for q in expected}
self.assertEqual(actual, expected)
path = P(BASE)
_check(path, "DIRB/FILE*", True, [])
_check(path, "DIRB/FILE*", False, ["dirB/fileB"])
_check(path, "dirb/file*", True, [])
_check(path, "dirb/file*", False, ["dirB/fileB"])
@os_helper.skip_unless_symlink
def test_glob_follow_symlinks_common(self):
def _check(path, glob, expected):
actual = {path for path in path.glob(glob, follow_symlinks=True)
if "linkD" not in path.parent.parts} # exclude symlink loop.
self.assertEqual(actual, { P(BASE, q) for q in expected })
P = self.cls
p = P(BASE)
_check(p, "fileB", [])
_check(p, "dir*/file*", ["dirB/fileB", "dirC/fileC"])
_check(p, "*A", ["dirA", "fileA", "linkA"])
_check(p, "*B/*", ["dirB/fileB", "dirB/linkD", "linkB/fileB", "linkB/linkD"])
_check(p, "*/fileB", ["dirB/fileB", "linkB/fileB"])
_check(p, "*/", ["dirA", "dirB", "dirC", "dirE", "linkB"])
_check(p, "dir*/*/..", ["dirC/dirD/..", "dirA/linkC/.."])
_check(p, "dir*/**/", ["dirA", "dirA/linkC", "dirA/linkC/linkD", "dirB", "dirB/linkD",
"dirC", "dirC/dirD", "dirE"])
_check(p, "dir*/**/..", ["dirA/..", "dirA/linkC/..", "dirB/..",
"dirC/..", "dirC/dirD/..", "dirE/.."])
_check(p, "dir*/*/**/", ["dirA/linkC", "dirA/linkC/linkD", "dirB/linkD", "dirC/dirD"])
_check(p, "dir*/*/**/..", ["dirA/linkC/..", "dirC/dirD/.."])
_check(p, "dir*/**/fileC", ["dirC/fileC"])
_check(p, "dir*/*/../dirD/**/", ["dirC/dirD/../dirD"])
_check(p, "*/dirD/**/", ["dirC/dirD"])
@os_helper.skip_unless_symlink
def test_glob_no_follow_symlinks_common(self):
def _check(path, glob, expected):
actual = {path for path in path.glob(glob, follow_symlinks=False)}
self.assertEqual(actual, { P(BASE, q) for q in expected })
P = self.cls
p = P(BASE)
_check(p, "fileB", [])
_check(p, "dir*/file*", ["dirB/fileB", "dirC/fileC"])
_check(p, "*A", ["dirA", "fileA", "linkA"])
_check(p, "*B/*", ["dirB/fileB", "dirB/linkD"])
_check(p, "*/fileB", ["dirB/fileB"])
_check(p, "*/", ["dirA", "dirB", "dirC", "dirE"])
_check(p, "dir*/*/..", ["dirC/dirD/.."])
_check(p, "dir*/**/", ["dirA", "dirB", "dirC", "dirC/dirD", "dirE"])
_check(p, "dir*/**/..", ["dirA/..", "dirB/..", "dirC/..", "dirC/dirD/..", "dirE/.."])
_check(p, "dir*/*/**/", ["dirC/dirD"])
_check(p, "dir*/*/**/..", ["dirC/dirD/.."])
_check(p, "dir*/**/fileC", ["dirC/fileC"])
_check(p, "dir*/*/../dirD/**/", ["dirC/dirD/../dirD"])
_check(p, "*/dirD/**/", ["dirC/dirD"])
def test_rglob_common(self):
def _check(glob, expected):
self.assertEqual(sorted(glob), sorted(P(BASE, q) for q in expected))
P = self.cls
p = P(BASE)
it = p.rglob("fileA")
self.assertIsInstance(it, collections.abc.Iterator)
_check(it, ["fileA"])
_check(p.rglob("fileB"), ["dirB/fileB"])
_check(p.rglob("**/fileB"), ["dirB/fileB"])
_check(p.rglob("*/fileA"), [])
if not os_helper.can_symlink():
_check(p.rglob("*/fileB"), ["dirB/fileB"])
else:
_check(p.rglob("*/fileB"), ["dirB/fileB", "dirB/linkD/fileB",
"linkB/fileB", "dirA/linkC/fileB"])
_check(p.rglob("file*"), ["fileA", "dirB/fileB",
"dirC/fileC", "dirC/dirD/fileD"])
if not os_helper.can_symlink():
_check(p.rglob("*/"), [
"dirA", "dirB", "dirC", "dirC/dirD", "dirE",
])
else:
_check(p.rglob("*/"), [
"dirA", "dirA/linkC", "dirB", "dirB/linkD", "dirC",
"dirC/dirD", "dirE", "linkB",
])
_check(p.rglob(""), ["", "dirA", "dirB", "dirC", "dirE", "dirC/dirD"])
p = P(BASE, "dirC")
_check(p.rglob("*"), ["dirC/fileC", "dirC/novel.txt",
"dirC/dirD", "dirC/dirD/fileD"])
_check(p.rglob("file*"), ["dirC/fileC", "dirC/dirD/fileD"])
_check(p.rglob("**/file*"), ["dirC/fileC", "dirC/dirD/fileD"])
_check(p.rglob("dir*/**"), ["dirC/dirD"])
_check(p.rglob("*/*"), ["dirC/dirD/fileD"])
_check(p.rglob("*/"), ["dirC/dirD"])
_check(p.rglob(""), ["dirC", "dirC/dirD"])
_check(p.rglob("**"), ["dirC", "dirC/dirD"])
# gh-91616, a re module regression
_check(p.rglob("*.txt"), ["dirC/novel.txt"])
_check(p.rglob("*.*"), ["dirC/novel.txt"])
@os_helper.skip_unless_symlink
def test_rglob_follow_symlinks_common(self):
def _check(path, glob, expected):
actual = {path for path in path.rglob(glob, follow_symlinks=True)
if 'linkD' not in path.parent.parts} # exclude symlink loop.
self.assertEqual(actual, { P(BASE, q) for q in expected })
P = self.cls
p = P(BASE)
_check(p, "fileB", ["dirB/fileB", "dirA/linkC/fileB", "linkB/fileB"])
_check(p, "*/fileA", [])
_check(p, "*/fileB", ["dirB/fileB", "dirA/linkC/fileB", "linkB/fileB"])
_check(p, "file*", ["fileA", "dirA/linkC/fileB", "dirB/fileB",
"dirC/fileC", "dirC/dirD/fileD", "linkB/fileB"])
_check(p, "*/", ["dirA", "dirA/linkC", "dirA/linkC/linkD", "dirB", "dirB/linkD",
"dirC", "dirC/dirD", "dirE", "linkB", "linkB/linkD"])
_check(p, "", ["", "dirA", "dirA/linkC", "dirA/linkC/linkD", "dirB", "dirB/linkD",
"dirC", "dirE", "dirC/dirD", "linkB", "linkB/linkD"])
p = P(BASE, "dirC")
_check(p, "*", ["dirC/fileC", "dirC/novel.txt",
"dirC/dirD", "dirC/dirD/fileD"])
_check(p, "file*", ["dirC/fileC", "dirC/dirD/fileD"])
_check(p, "*/*", ["dirC/dirD/fileD"])
_check(p, "*/", ["dirC/dirD"])
_check(p, "", ["dirC", "dirC/dirD"])
# gh-91616, a re module regression
_check(p, "*.txt", ["dirC/novel.txt"])
_check(p, "*.*", ["dirC/novel.txt"])
@os_helper.skip_unless_symlink
def test_rglob_no_follow_symlinks_common(self):
def _check(path, glob, expected):
actual = {path for path in path.rglob(glob, follow_symlinks=False)}
self.assertEqual(actual, { P(BASE, q) for q in expected })
P = self.cls
p = P(BASE)
_check(p, "fileB", ["dirB/fileB"])
_check(p, "*/fileA", [])
_check(p, "*/fileB", ["dirB/fileB"])
_check(p, "file*", ["fileA", "dirB/fileB", "dirC/fileC", "dirC/dirD/fileD", ])
_check(p, "*/", ["dirA", "dirB", "dirC", "dirC/dirD", "dirE"])
_check(p, "", ["", "dirA", "dirB", "dirC", "dirE", "dirC/dirD"])
p = P(BASE, "dirC")
_check(p, "*", ["dirC/fileC", "dirC/novel.txt",
"dirC/dirD", "dirC/dirD/fileD"])
_check(p, "file*", ["dirC/fileC", "dirC/dirD/fileD"])
_check(p, "*/*", ["dirC/dirD/fileD"])
_check(p, "*/", ["dirC/dirD"])
_check(p, "", ["dirC", "dirC/dirD"])
# gh-91616, a re module regression
_check(p, "*.txt", ["dirC/novel.txt"])
_check(p, "*.*", ["dirC/novel.txt"])
@os_helper.skip_unless_symlink
def test_rglob_symlink_loop(self):
# Don't get fooled by symlink loops (Issue #26012).
P = self.cls
p = P(BASE)
given = set(p.rglob('*'))
expect = {'brokenLink',
'dirA', 'dirA/linkC',
'dirB', 'dirB/fileB', 'dirB/linkD',
'dirC', 'dirC/dirD', 'dirC/dirD/fileD',
'dirC/fileC', 'dirC/novel.txt',
'dirE',
'fileA',
'linkA',
'linkB',
'brokenLinkLoop',
}
self.assertEqual(given, {p / x for x in expect})
def test_glob_many_open_files(self):
depth = 30
P = self.cls
base = P(BASE) / 'deep'
p = P(base, *(['d']*depth))
p.mkdir(parents=True)
pattern = '/'.join(['*'] * depth)
iters = [base.glob(pattern) for j in range(100)]
for it in iters:
self.assertEqual(next(it), p)
iters = [base.rglob('d') for j in range(100)]
p = base
for i in range(depth):
p = p / 'd'
for it in iters:
self.assertEqual(next(it), p)
def test_glob_dotdot(self):
# ".." is not special in globs.
P = self.cls
p = P(BASE)
self.assertEqual(set(p.glob("..")), { P(BASE, "..") })
self.assertEqual(set(p.glob("../..")), { P(BASE, "..", "..") })
self.assertEqual(set(p.glob("dirA/..")), { P(BASE, "dirA", "..") })
self.assertEqual(set(p.glob("dirA/../file*")), { P(BASE, "dirA/../fileA") })
self.assertEqual(set(p.glob("dirA/../file*/..")), set())
self.assertEqual(set(p.glob("../xyzzy")), set())
self.assertEqual(set(p.glob("xyzzy/..")), set())
self.assertEqual(set(p.glob("/".join([".."] * 50))), { P(BASE, *[".."] * 50)})
@os_helper.skip_unless_symlink
def test_glob_permissions(self):
# See bpo-38894
P = self.cls
base = P(BASE) / 'permissions'
base.mkdir()
self.addCleanup(os_helper.rmtree, base)
for i in range(100):
link = base / f"link{i}"
if i % 2:
link.symlink_to(P(BASE, "dirE", "nonexistent"))
else:
link.symlink_to(P(BASE, "dirC"))
self.assertEqual(len(set(base.glob("*"))), 100)
self.assertEqual(len(set(base.glob("*/"))), 50)
self.assertEqual(len(set(base.glob("*/fileC"))), 50)
self.assertEqual(len(set(base.glob("*/file*"))), 50)
@os_helper.skip_unless_symlink
def test_glob_long_symlink(self):
# See gh-87695
base = self.cls(BASE) / 'long_symlink'
base.mkdir()
bad_link = base / 'bad_link'
bad_link.symlink_to("bad" * 200)
self.assertEqual(sorted(base.glob('**/*')), [bad_link])
def test_glob_above_recursion_limit(self):
recursion_limit = 40
# directory_depth > recursion_limit
directory_depth = recursion_limit + 10
base = pathlib.Path(os_helper.TESTFN, 'deep')
path = pathlib.Path(base, *(['d'] * directory_depth))
path.mkdir(parents=True)
with set_recursion_limit(recursion_limit):
list(base.glob('**'))
def _check_resolve(self, p, expected, strict=True):
q = p.resolve(strict)
self.assertEqual(q, expected)
# This can be used to check both relative and absolute resolutions.
_check_resolve_relative = _check_resolve_absolute = _check_resolve
@os_helper.skip_unless_symlink
def test_resolve_common(self):
P = self.cls
p = P(BASE, 'foo')
with self.assertRaises(OSError) as cm:
p.resolve(strict=True)
self.assertEqual(cm.exception.errno, errno.ENOENT)
# Non-strict
self.assertEqualNormCase(str(p.resolve(strict=False)),
os.path.join(BASE, 'foo'))
p = P(BASE, 'foo', 'in', 'spam')
self.assertEqualNormCase(str(p.resolve(strict=False)),
os.path.join(BASE, 'foo', 'in', 'spam'))
p = P(BASE, '..', 'foo', 'in', 'spam')
self.assertEqualNormCase(str(p.resolve(strict=False)),
os.path.abspath(os.path.join('foo', 'in', 'spam')))
# These are all relative symlinks.
p = P(BASE, 'dirB', 'fileB')
self._check_resolve_relative(p, p)
p = P(BASE, 'linkA')
self._check_resolve_relative(p, P(BASE, 'fileA'))
p = P(BASE, 'dirA', 'linkC', 'fileB')
self._check_resolve_relative(p, P(BASE, 'dirB', 'fileB'))
p = P(BASE, 'dirB', 'linkD', 'fileB')
self._check_resolve_relative(p, P(BASE, 'dirB', 'fileB'))
# Non-strict
p = P(BASE, 'dirA', 'linkC', 'fileB', 'foo', 'in', 'spam')
self._check_resolve_relative(p, P(BASE, 'dirB', 'fileB', 'foo', 'in',
'spam'), False)
p = P(BASE, 'dirA', 'linkC', '..', 'foo', 'in', 'spam')
if os.name == 'nt':
# In Windows, if linkY points to dirB, 'dirA\linkY\..'
# resolves to 'dirA' without resolving linkY first.
self._check_resolve_relative(p, P(BASE, 'dirA', 'foo', 'in',
'spam'), False)
else:
# In Posix, if linkY points to dirB, 'dirA/linkY/..'
# resolves to 'dirB/..' first before resolving to parent of dirB.
self._check_resolve_relative(p, P(BASE, 'foo', 'in', 'spam'), False)
# Now create absolute symlinks.
d = os_helper._longpath(tempfile.mkdtemp(suffix='-dirD',
dir=os.getcwd()))
self.addCleanup(os_helper.rmtree, d)
os.symlink(os.path.join(d), join('dirA', 'linkX'))
os.symlink(join('dirB'), os.path.join(d, 'linkY'))
p = P(BASE, 'dirA', 'linkX', 'linkY', 'fileB')
self._check_resolve_absolute(p, P(BASE, 'dirB', 'fileB'))
# Non-strict
p = P(BASE, 'dirA', 'linkX', 'linkY', 'foo', 'in', 'spam')
self._check_resolve_relative(p, P(BASE, 'dirB', 'foo', 'in', 'spam'),
False)
p = P(BASE, 'dirA', 'linkX', 'linkY', '..', 'foo', 'in', 'spam')
if os.name == 'nt':
# In Windows, if linkY points to dirB, 'dirA\linkY\..'
# resolves to 'dirA' without resolving linkY first.
self._check_resolve_relative(p, P(d, 'foo', 'in', 'spam'), False)
else:
# In Posix, if linkY points to dirB, 'dirA/linkY/..'
# resolves to 'dirB/..' first before resolving to parent of dirB.
self._check_resolve_relative(p, P(BASE, 'foo', 'in', 'spam'), False)
@os_helper.skip_unless_symlink
def test_resolve_dot(self):
# See http://web.archive.org/web/20200623062557/https://bitbucket.org/pitrou/pathlib/issues/9/
p = self.cls(BASE)
self.dirlink('.', join('0'))
self.dirlink(os.path.join('0', '0'), join('1'))
self.dirlink(os.path.join('1', '1'), join('2'))
q = p / '2'
self.assertEqual(q.resolve(strict=True), p)
r = q / '3' / '4'
self.assertRaises(FileNotFoundError, r.resolve, strict=True)
# Non-strict
self.assertEqual(r.resolve(strict=False), p / '3' / '4')
def test_resolve_nonexist_relative_issue38671(self):
p = self.cls('non', 'exist')
old_cwd = os.getcwd()
os.chdir(BASE)
try:
self.assertEqual(p.resolve(), self.cls(BASE, p))
finally:
os.chdir(old_cwd)
@os_helper.skip_unless_working_chmod
def test_chmod(self):
p = self.cls(BASE) / 'fileA'
mode = p.stat().st_mode
# Clear writable bit.
new_mode = mode & ~0o222
p.chmod(new_mode)
self.assertEqual(p.stat().st_mode, new_mode)
# Set writable bit.
new_mode = mode | 0o222
p.chmod(new_mode)
self.assertEqual(p.stat().st_mode, new_mode)
# On Windows, os.chmod does not follow symlinks (issue #15411)
@only_posix
@os_helper.skip_unless_working_chmod
def test_chmod_follow_symlinks_true(self):
p = self.cls(BASE) / 'linkA'
q = p.resolve()
mode = q.stat().st_mode
# Clear writable bit.
new_mode = mode & ~0o222
p.chmod(new_mode, follow_symlinks=True)
self.assertEqual(q.stat().st_mode, new_mode)
# Set writable bit
new_mode = mode | 0o222
p.chmod(new_mode, follow_symlinks=True)
self.assertEqual(q.stat().st_mode, new_mode)
# XXX also need a test for lchmod.
@os_helper.skip_unless_working_chmod
def test_stat(self):
p = self.cls(BASE) / 'fileA'
st = p.stat()
self.assertEqual(p.stat(), st)
# Change file mode by flipping write bit.
p.chmod(st.st_mode ^ 0o222)
self.addCleanup(p.chmod, st.st_mode)
self.assertNotEqual(p.stat(), st)
@os_helper.skip_unless_symlink
def test_stat_no_follow_symlinks(self):
p = self.cls(BASE) / 'linkA'
st = p.stat()
self.assertNotEqual(st, p.stat(follow_symlinks=False))
def test_stat_no_follow_symlinks_nosymlink(self):
p = self.cls(BASE) / 'fileA'
st = p.stat()
self.assertEqual(st, p.stat(follow_symlinks=False))
@os_helper.skip_unless_symlink
def test_lstat(self):
p = self.cls(BASE)/ 'linkA'
st = p.stat()
self.assertNotEqual(st, p.lstat())
def test_lstat_nosymlink(self):
p = self.cls(BASE) / 'fileA'
st = p.stat()
self.assertEqual(st, p.lstat())
@unittest.skipUnless(pwd, "the pwd module is needed for this test")
def test_owner(self):
p = self.cls(BASE) / 'fileA'
uid = p.stat().st_uid
try:
name = pwd.getpwuid(uid).pw_name
except KeyError:
self.skipTest(
"user %d doesn't have an entry in the system database" % uid)
self.assertEqual(name, p.owner())
@unittest.skipUnless(grp, "the grp module is needed for this test")
def test_group(self):
p = self.cls(BASE) / 'fileA'
gid = p.stat().st_gid
try:
name = grp.getgrgid(gid).gr_name
except KeyError:
self.skipTest(
"group %d doesn't have an entry in the system database" % gid)
self.assertEqual(name, p.group())
def test_unlink(self):
p = self.cls(BASE) / 'fileA'
p.unlink()
self.assertFileNotFound(p.stat)
self.assertFileNotFound(p.unlink)
def test_unlink_missing_ok(self):
p = self.cls(BASE) / 'fileAAA'
self.assertFileNotFound(p.unlink)
p.unlink(missing_ok=True)
def test_rmdir(self):
p = self.cls(BASE) / 'dirA'
for q in p.iterdir():
q.unlink()
p.rmdir()
self.assertFileNotFound(p.stat)
self.assertFileNotFound(p.unlink)
@unittest.skipUnless(hasattr(os, "link"), "os.link() is not present")
def test_hardlink_to(self):
P = self.cls(BASE)
target = P / 'fileA'
size = target.stat().st_size
# linking to another path.
link = P / 'dirA' / 'fileAA'
link.hardlink_to(target)
self.assertEqual(link.stat().st_size, size)
self.assertTrue(os.path.samefile(target, link))
self.assertTrue(target.exists())
# Linking to a str of a relative path.
link2 = P / 'dirA' / 'fileAAA'
target2 = rel_join('fileA')
link2.hardlink_to(target2)
self.assertEqual(os.stat(target2).st_size, size)
self.assertTrue(link2.exists())
@unittest.skipIf(hasattr(os, "link"), "os.link() is present")
def test_link_to_not_implemented(self):
P = self.cls(BASE)
p = P / 'fileA'
# linking to another path.
q = P / 'dirA' / 'fileAA'
with self.assertRaises(NotImplementedError):
q.hardlink_to(p)
def test_rename(self):
P = self.cls(BASE)
p = P / 'fileA'
size = p.stat().st_size
# Renaming to another path.
q = P / 'dirA' / 'fileAA'
renamed_p = p.rename(q)
self.assertEqual(renamed_p, q)
self.assertEqual(q.stat().st_size, size)
self.assertFileNotFound(p.stat)
# Renaming to a str of a relative path.
r = rel_join('fileAAA')
renamed_q = q.rename(r)
self.assertEqual(renamed_q, self.cls(r))
self.assertEqual(os.stat(r).st_size, size)
self.assertFileNotFound(q.stat)
def test_replace(self):
P = self.cls(BASE)
p = P / 'fileA'
size = p.stat().st_size
# Replacing a non-existing path.
q = P / 'dirA' / 'fileAA'
replaced_p = p.replace(q)
self.assertEqual(replaced_p, q)
self.assertEqual(q.stat().st_size, size)
self.assertFileNotFound(p.stat)
# Replacing another (existing) path.
r = rel_join('dirB', 'fileB')
replaced_q = q.replace(r)
self.assertEqual(replaced_q, self.cls(r))
self.assertEqual(os.stat(r).st_size, size)
self.assertFileNotFound(q.stat)
@os_helper.skip_unless_symlink
def test_readlink(self):
P = self.cls(BASE)
self.assertEqual((P / 'linkA').readlink(), self.cls('fileA'))
self.assertEqual((P / 'brokenLink').readlink(),
self.cls('non-existing'))
self.assertEqual((P / 'linkB').readlink(), self.cls('dirB'))
with self.assertRaises(OSError):
(P / 'fileA').readlink()
def test_touch_common(self):
P = self.cls(BASE)
p = P / 'newfileA'
self.assertFalse(p.exists())
p.touch()
self.assertTrue(p.exists())
st = p.stat()
old_mtime = st.st_mtime
old_mtime_ns = st.st_mtime_ns
# Rewind the mtime sufficiently far in the past to work around
# filesystem-specific timestamp granularity.
os.utime(str(p), (old_mtime - 10, old_mtime - 10))
# The file mtime should be refreshed by calling touch() again.
p.touch()
st = p.stat()
self.assertGreaterEqual(st.st_mtime_ns, old_mtime_ns)
self.assertGreaterEqual(st.st_mtime, old_mtime)
# Now with exist_ok=False.
p = P / 'newfileB'
self.assertFalse(p.exists())
p.touch(mode=0o700, exist_ok=False)
self.assertTrue(p.exists())
self.assertRaises(OSError, p.touch, exist_ok=False)
def test_touch_nochange(self):
P = self.cls(BASE)
p = P / 'fileA'
p.touch()
with p.open('rb') as f:
self.assertEqual(f.read().strip(), b"this is file A")
def test_mkdir(self):
P = self.cls(BASE)
p = P / 'newdirA'
self.assertFalse(p.exists())
p.mkdir()
self.assertTrue(p.exists())
self.assertTrue(p.is_dir())
with self.assertRaises(OSError) as cm:
p.mkdir()
self.assertEqual(cm.exception.errno, errno.EEXIST)
def test_mkdir_parents(self):
# Creating a chain of directories.
p = self.cls(BASE, 'newdirB', 'newdirC')
self.assertFalse(p.exists())
with self.assertRaises(OSError) as cm:
p.mkdir()
self.assertEqual(cm.exception.errno, errno.ENOENT)
p.mkdir(parents=True)
self.assertTrue(p.exists())
self.assertTrue(p.is_dir())
with self.assertRaises(OSError) as cm:
p.mkdir(parents=True)
self.assertEqual(cm.exception.errno, errno.EEXIST)
# Test `mode` arg.
mode = stat.S_IMODE(p.stat().st_mode) # Default mode.
p = self.cls(BASE, 'newdirD', 'newdirE')
p.mkdir(0o555, parents=True)
self.assertTrue(p.exists())
self.assertTrue(p.is_dir())
if os.name != 'nt':
# The directory's permissions follow the mode argument.
self.assertEqual(stat.S_IMODE(p.stat().st_mode), 0o7555 & mode)
# The parent's permissions follow the default process settings.
self.assertEqual(stat.S_IMODE(p.parent.stat().st_mode), mode)
def test_mkdir_exist_ok(self):
p = self.cls(BASE, 'dirB')
st_ctime_first = p.stat().st_ctime
self.assertTrue(p.exists())
self.assertTrue(p.is_dir())
with self.assertRaises(FileExistsError) as cm:
p.mkdir()
self.assertEqual(cm.exception.errno, errno.EEXIST)
p.mkdir(exist_ok=True)
self.assertTrue(p.exists())
self.assertEqual(p.stat().st_ctime, st_ctime_first)
def test_mkdir_exist_ok_with_parent(self):
p = self.cls(BASE, 'dirC')
self.assertTrue(p.exists())
with self.assertRaises(FileExistsError) as cm:
p.mkdir()
self.assertEqual(cm.exception.errno, errno.EEXIST)
p = p / 'newdirC'
p.mkdir(parents=True)
st_ctime_first = p.stat().st_ctime
self.assertTrue(p.exists())
with self.assertRaises(FileExistsError) as cm:
p.mkdir(parents=True)
self.assertEqual(cm.exception.errno, errno.EEXIST)
p.mkdir(parents=True, exist_ok=True)
self.assertTrue(p.exists())
self.assertEqual(p.stat().st_ctime, st_ctime_first)
@unittest.skipIf(is_emscripten, "FS root cannot be modified on Emscripten.")
def test_mkdir_exist_ok_root(self):
# Issue #25803: A drive root could raise PermissionError on Windows.
self.cls('/').resolve().mkdir(exist_ok=True)
self.cls('/').resolve().mkdir(parents=True, exist_ok=True)
@only_nt # XXX: not sure how to test this on POSIX.
def test_mkdir_with_unknown_drive(self):
for d in 'ZYXWVUTSRQPONMLKJIHGFEDCBA':
p = self.cls(d + ':\\')
if not p.is_dir():
break
else:
self.skipTest("cannot find a drive that doesn't exist")
with self.assertRaises(OSError):
(p / 'child' / 'path').mkdir(parents=True)
def test_mkdir_with_child_file(self):
p = self.cls(BASE, 'dirB', 'fileB')
self.assertTrue(p.exists())
# An exception is raised when the last path component is an existing
# regular file, regardless of whether exist_ok is true or not.
with self.assertRaises(FileExistsError) as cm:
p.mkdir(parents=True)
self.assertEqual(cm.exception.errno, errno.EEXIST)
with self.assertRaises(FileExistsError) as cm:
p.mkdir(parents=True, exist_ok=True)
self.assertEqual(cm.exception.errno, errno.EEXIST)
def test_mkdir_no_parents_file(self):
p = self.cls(BASE, 'fileA')
self.assertTrue(p.exists())
# An exception is raised when the last path component is an existing
# regular file, regardless of whether exist_ok is true or not.
with self.assertRaises(FileExistsError) as cm:
p.mkdir()
self.assertEqual(cm.exception.errno, errno.EEXIST)
with self.assertRaises(FileExistsError) as cm:
p.mkdir(exist_ok=True)
self.assertEqual(cm.exception.errno, errno.EEXIST)
def test_mkdir_concurrent_parent_creation(self):
for pattern_num in range(32):
p = self.cls(BASE, 'dirCPC%d' % pattern_num)
self.assertFalse(p.exists())
real_mkdir = os.mkdir
def my_mkdir(path, mode=0o777):
path = str(path)
# Emulate another process that would create the directory
# just before we try to create it ourselves. We do it
# in all possible pattern combinations, assuming that this
# function is called at most 5 times (dirCPC/dir1/dir2,
# dirCPC/dir1, dirCPC, dirCPC/dir1, dirCPC/dir1/dir2).
if pattern.pop():
real_mkdir(path, mode) # From another process.
concurrently_created.add(path)
real_mkdir(path, mode) # Our real call.
pattern = [bool(pattern_num & (1 << n)) for n in range(5)]
concurrently_created = set()
p12 = p / 'dir1' / 'dir2'
try:
with mock.patch("os.mkdir", my_mkdir):
p12.mkdir(parents=True, exist_ok=False)
except FileExistsError:
self.assertIn(str(p12), concurrently_created)
else:
self.assertNotIn(str(p12), concurrently_created)
self.assertTrue(p.exists())
@os_helper.skip_unless_symlink
def test_symlink_to(self):
P = self.cls(BASE)
target = P / 'fileA'
# Symlinking a path target.
link = P / 'dirA' / 'linkAA'
link.symlink_to(target)
self.assertEqual(link.stat(), target.stat())
self.assertNotEqual(link.lstat(), target.stat())
# Symlinking a str target.
link = P / 'dirA' / 'linkAAA'
link.symlink_to(str(target))
self.assertEqual(link.stat(), target.stat())
self.assertNotEqual(link.lstat(), target.stat())
self.assertFalse(link.is_dir())
# Symlinking to a directory.
target = P / 'dirB'
link = P / 'dirA' / 'linkAAAA'
link.symlink_to(target, target_is_directory=True)
self.assertEqual(link.stat(), target.stat())
self.assertNotEqual(link.lstat(), target.stat())
self.assertTrue(link.is_dir())
self.assertTrue(list(link.iterdir()))
def test_is_dir(self):
P = self.cls(BASE)
self.assertTrue((P / 'dirA').is_dir())
self.assertFalse((P / 'fileA').is_dir())
self.assertFalse((P / 'non-existing').is_dir())
self.assertFalse((P / 'fileA' / 'bah').is_dir())
if os_helper.can_symlink():
self.assertFalse((P / 'linkA').is_dir())
self.assertTrue((P / 'linkB').is_dir())
self.assertFalse((P/ 'brokenLink').is_dir(), False)
self.assertIs((P / 'dirA\udfff').is_dir(), False)
self.assertIs((P / 'dirA\x00').is_dir(), False)
def test_is_file(self):
P = self.cls(BASE)
self.assertTrue((P / 'fileA').is_file())
self.assertFalse((P / 'dirA').is_file())
self.assertFalse((P / 'non-existing').is_file())
self.assertFalse((P / 'fileA' / 'bah').is_file())
if os_helper.can_symlink():
self.assertTrue((P / 'linkA').is_file())
self.assertFalse((P / 'linkB').is_file())
self.assertFalse((P/ 'brokenLink').is_file())
self.assertIs((P / 'fileA\udfff').is_file(), False)
self.assertIs((P / 'fileA\x00').is_file(), False)
def test_is_mount(self):
P = self.cls(BASE)
if os.name == 'nt':
R = self.cls('c:\\')
else:
R = self.cls('/')
self.assertFalse((P / 'fileA').is_mount())
self.assertFalse((P / 'dirA').is_mount())
self.assertFalse((P / 'non-existing').is_mount())
self.assertFalse((P / 'fileA' / 'bah').is_mount())
self.assertTrue(R.is_mount())
if os_helper.can_symlink():
self.assertFalse((P / 'linkA').is_mount())
self.assertIs((R / '\udfff').is_mount(), False)
def test_is_symlink(self):
P = self.cls(BASE)
self.assertFalse((P / 'fileA').is_symlink())
self.assertFalse((P / 'dirA').is_symlink())
self.assertFalse((P / 'non-existing').is_symlink())
self.assertFalse((P / 'fileA' / 'bah').is_symlink())
if os_helper.can_symlink():
self.assertTrue((P / 'linkA').is_symlink())
self.assertTrue((P / 'linkB').is_symlink())
self.assertTrue((P/ 'brokenLink').is_symlink())
self.assertIs((P / 'fileA\udfff').is_file(), False)
self.assertIs((P / 'fileA\x00').is_file(), False)
if os_helper.can_symlink():
self.assertIs((P / 'linkA\udfff').is_file(), False)
self.assertIs((P / 'linkA\x00').is_file(), False)
def test_is_junction(self):
P = self.cls(BASE)
with mock.patch.object(P._flavour, 'isjunction'):
self.assertEqual(P.is_junction(), P._flavour.isjunction.return_value)
P._flavour.isjunction.assert_called_once_with(P)
def test_is_fifo_false(self):
P = self.cls(BASE)
self.assertFalse((P / 'fileA').is_fifo())
self.assertFalse((P / 'dirA').is_fifo())
self.assertFalse((P / 'non-existing').is_fifo())
self.assertFalse((P / 'fileA' / 'bah').is_fifo())
self.assertIs((P / 'fileA\udfff').is_fifo(), False)
self.assertIs((P / 'fileA\x00').is_fifo(), False)
@unittest.skipUnless(hasattr(os, "mkfifo"), "os.mkfifo() required")
@unittest.skipIf(sys.platform == "vxworks",
"fifo requires special path on VxWorks")
def test_is_fifo_true(self):
P = self.cls(BASE, 'myfifo')
try:
os.mkfifo(str(P))
except PermissionError as e:
self.skipTest('os.mkfifo(): %s' % e)
self.assertTrue(P.is_fifo())
self.assertFalse(P.is_socket())
self.assertFalse(P.is_file())
self.assertIs(self.cls(BASE, 'myfifo\udfff').is_fifo(), False)
self.assertIs(self.cls(BASE, 'myfifo\x00').is_fifo(), False)
def test_is_socket_false(self):
P = self.cls(BASE)
self.assertFalse((P / 'fileA').is_socket())
self.assertFalse((P / 'dirA').is_socket())
self.assertFalse((P / 'non-existing').is_socket())
self.assertFalse((P / 'fileA' / 'bah').is_socket())
self.assertIs((P / 'fileA\udfff').is_socket(), False)
self.assertIs((P / 'fileA\x00').is_socket(), False)
@unittest.skipUnless(hasattr(socket, "AF_UNIX"), "Unix sockets required")
@unittest.skipIf(
is_emscripten, "Unix sockets are not implemented on Emscripten."
)
@unittest.skipIf(
is_wasi, "Cannot create socket on WASI."
)
def test_is_socket_true(self):
P = self.cls(BASE, 'mysock')
sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
self.addCleanup(sock.close)
try:
sock.bind(str(P))
except OSError as e:
if (isinstance(e, PermissionError) or
"AF_UNIX path too long" in str(e)):
self.skipTest("cannot bind Unix socket: " + str(e))
self.assertTrue(P.is_socket())
self.assertFalse(P.is_fifo())
self.assertFalse(P.is_file())
self.assertIs(self.cls(BASE, 'mysock\udfff').is_socket(), False)
self.assertIs(self.cls(BASE, 'mysock\x00').is_socket(), False)
def test_is_block_device_false(self):
P = self.cls(BASE)
self.assertFalse((P / 'fileA').is_block_device())
self.assertFalse((P / 'dirA').is_block_device())
self.assertFalse((P / 'non-existing').is_block_device())
self.assertFalse((P / 'fileA' / 'bah').is_block_device())
self.assertIs((P / 'fileA\udfff').is_block_device(), False)
self.assertIs((P / 'fileA\x00').is_block_device(), False)
def test_is_char_device_false(self):
P = self.cls(BASE)
self.assertFalse((P / 'fileA').is_char_device())
self.assertFalse((P / 'dirA').is_char_device())
self.assertFalse((P / 'non-existing').is_char_device())
self.assertFalse((P / 'fileA' / 'bah').is_char_device())
self.assertIs((P / 'fileA\udfff').is_char_device(), False)
self.assertIs((P / 'fileA\x00').is_char_device(), False)
def test_is_char_device_true(self):
# Under Unix, /dev/null should generally be a char device.
P = self.cls('/dev/null')
if not P.exists():
self.skipTest("/dev/null required")
self.assertTrue(P.is_char_device())
self.assertFalse(P.is_block_device())
self.assertFalse(P.is_file())
self.assertIs(self.cls('/dev/null\udfff').is_char_device(), False)
self.assertIs(self.cls('/dev/null\x00').is_char_device(), False)
def test_pickling_common(self):
p = self.cls(BASE, 'fileA')
for proto in range(0, pickle.HIGHEST_PROTOCOL + 1):
dumped = pickle.dumps(p, proto)
pp = pickle.loads(dumped)
self.assertEqual(pp.stat(), p.stat())
def test_parts_interning(self):
P = self.cls
p = P('/usr/bin/foo')
q = P('/usr/local/bin')
# 'usr'
self.assertIs(p.parts[1], q.parts[1])
# 'bin'
self.assertIs(p.parts[2], q.parts[3])
def _check_complex_symlinks(self, link0_target):
# Test solving a non-looping chain of symlinks (issue #19887).
P = self.cls(BASE)
self.dirlink(os.path.join('link0', 'link0'), join('link1'))
self.dirlink(os.path.join('link1', 'link1'), join('link2'))
self.dirlink(os.path.join('link2', 'link2'), join('link3'))
self.dirlink(link0_target, join('link0'))
# Resolve absolute paths.
p = (P / 'link0').resolve()
self.assertEqual(p, P)
self.assertEqualNormCase(str(p), BASE)
p = (P / 'link1').resolve()
self.assertEqual(p, P)
self.assertEqualNormCase(str(p), BASE)
p = (P / 'link2').resolve()
self.assertEqual(p, P)
self.assertEqualNormCase(str(p), BASE)
p = (P / 'link3').resolve()
self.assertEqual(p, P)
self.assertEqualNormCase(str(p), BASE)
# Resolve relative paths.
old_path = os.getcwd()
os.chdir(BASE)
try:
p = self.cls('link0').resolve()
self.assertEqual(p, P)
self.assertEqualNormCase(str(p), BASE)
p = self.cls('link1').resolve()
self.assertEqual(p, P)
self.assertEqualNormCase(str(p), BASE)
p = self.cls('link2').resolve()
self.assertEqual(p, P)
self.assertEqualNormCase(str(p), BASE)
p = self.cls('link3').resolve()
self.assertEqual(p, P)
self.assertEqualNormCase(str(p), BASE)
finally:
os.chdir(old_path)
@os_helper.skip_unless_symlink
def test_complex_symlinks_absolute(self):
self._check_complex_symlinks(BASE)
@os_helper.skip_unless_symlink
def test_complex_symlinks_relative(self):
self._check_complex_symlinks('.')
@os_helper.skip_unless_symlink
def test_complex_symlinks_relative_dot_dot(self):
self._check_complex_symlinks(os.path.join('dirA', '..'))
def test_passing_kwargs_deprecated(self):
with self.assertWarns(DeprecationWarning):
self.cls(foo="bar")
class WalkTests(unittest.TestCase):
def setUp(self):
self.addCleanup(os_helper.rmtree, os_helper.TESTFN)
# Build:
# TESTFN/
# TEST1/ a file kid and two directory kids
# tmp1
# SUB1/ a file kid and a directory kid
# tmp2
# SUB11/ no kids
# SUB2/ a file kid and a dirsymlink kid
# tmp3
# SUB21/ not readable
# tmp5
# link/ a symlink to TEST2
# broken_link
# broken_link2
# broken_link3
# TEST2/
# tmp4 a lone file
self.walk_path = pathlib.Path(os_helper.TESTFN, "TEST1")
self.sub1_path = self.walk_path / "SUB1"
self.sub11_path = self.sub1_path / "SUB11"
self.sub2_path = self.walk_path / "SUB2"
sub21_path= self.sub2_path / "SUB21"
tmp1_path = self.walk_path / "tmp1"
tmp2_path = self.sub1_path / "tmp2"
tmp3_path = self.sub2_path / "tmp3"
tmp5_path = sub21_path / "tmp3"
self.link_path = self.sub2_path / "link"
t2_path = pathlib.Path(os_helper.TESTFN, "TEST2")
tmp4_path = pathlib.Path(os_helper.TESTFN, "TEST2", "tmp4")
broken_link_path = self.sub2_path / "broken_link"
broken_link2_path = self.sub2_path / "broken_link2"
broken_link3_path = self.sub2_path / "broken_link3"
os.makedirs(self.sub11_path)
os.makedirs(self.sub2_path)
os.makedirs(sub21_path)
os.makedirs(t2_path)
for path in tmp1_path, tmp2_path, tmp3_path, tmp4_path, tmp5_path:
with open(path, "x", encoding='utf-8') as f:
f.write(f"I'm {path} and proud of it. Blame test_pathlib.\n")
if os_helper.can_symlink():
os.symlink(os.path.abspath(t2_path), self.link_path)
os.symlink('broken', broken_link_path, True)
os.symlink(pathlib.Path('tmp3', 'broken'), broken_link2_path, True)
os.symlink(pathlib.Path('SUB21', 'tmp5'), broken_link3_path, True)
self.sub2_tree = (self.sub2_path, ["SUB21"],
["broken_link", "broken_link2", "broken_link3",
"link", "tmp3"])
else:
self.sub2_tree = (self.sub2_path, ["SUB21"], ["tmp3"])
if not is_emscripten:
# Emscripten fails with inaccessible directories.
os.chmod(sub21_path, 0)
try:
os.listdir(sub21_path)
except PermissionError:
self.addCleanup(os.chmod, sub21_path, stat.S_IRWXU)
else:
os.chmod(sub21_path, stat.S_IRWXU)
os.unlink(tmp5_path)
os.rmdir(sub21_path)
del self.sub2_tree[1][:1]
def test_walk_topdown(self):
walker = self.walk_path.walk()
entry = next(walker)
entry[1].sort() # Ensure we visit SUB1 before SUB2
self.assertEqual(entry, (self.walk_path, ["SUB1", "SUB2"], ["tmp1"]))
entry = next(walker)
self.assertEqual(entry, (self.sub1_path, ["SUB11"], ["tmp2"]))
entry = next(walker)
self.assertEqual(entry, (self.sub11_path, [], []))
entry = next(walker)
entry[1].sort()
entry[2].sort()
self.assertEqual(entry, self.sub2_tree)
with self.assertRaises(StopIteration):
next(walker)
def test_walk_prune(self, walk_path=None):
if walk_path is None:
walk_path = self.walk_path
# Prune the search.
all = []
for root, dirs, files in walk_path.walk():
all.append((root, dirs, files))
if 'SUB1' in dirs:
# Note that this also mutates the dirs we appended to all!
dirs.remove('SUB1')
self.assertEqual(len(all), 2)
self.assertEqual(all[0], (self.walk_path, ["SUB2"], ["tmp1"]))
all[1][-1].sort()
all[1][1].sort()
self.assertEqual(all[1], self.sub2_tree)
def test_file_like_path(self):
self.test_walk_prune(FakePath(self.walk_path).__fspath__())
def test_walk_bottom_up(self):
seen_testfn = seen_sub1 = seen_sub11 = seen_sub2 = False
for path, dirnames, filenames in self.walk_path.walk(top_down=False):
if path == self.walk_path:
self.assertFalse(seen_testfn)
self.assertTrue(seen_sub1)
self.assertTrue(seen_sub2)
self.assertEqual(sorted(dirnames), ["SUB1", "SUB2"])
self.assertEqual(filenames, ["tmp1"])
seen_testfn = True
elif path == self.sub1_path:
self.assertFalse(seen_testfn)
self.assertFalse(seen_sub1)
self.assertTrue(seen_sub11)
self.assertEqual(dirnames, ["SUB11"])
self.assertEqual(filenames, ["tmp2"])
seen_sub1 = True
elif path == self.sub11_path:
self.assertFalse(seen_sub1)
self.assertFalse(seen_sub11)
self.assertEqual(dirnames, [])
self.assertEqual(filenames, [])
seen_sub11 = True
elif path == self.sub2_path:
self.assertFalse(seen_testfn)
self.assertFalse(seen_sub2)
self.assertEqual(sorted(dirnames), sorted(self.sub2_tree[1]))
self.assertEqual(sorted(filenames), sorted(self.sub2_tree[2]))
seen_sub2 = True
else:
raise AssertionError(f"Unexpected path: {path}")
self.assertTrue(seen_testfn)
@os_helper.skip_unless_symlink
def test_walk_follow_symlinks(self):
walk_it = self.walk_path.walk(follow_symlinks=True)
for root, dirs, files in walk_it:
if root == self.link_path:
self.assertEqual(dirs, [])
self.assertEqual(files, ["tmp4"])
break
else:
self.fail("Didn't follow symlink with follow_symlinks=True")
@os_helper.skip_unless_symlink
def test_walk_symlink_location(self):
# Tests whether symlinks end up in filenames or dirnames depending
# on the `follow_symlinks` argument.
walk_it = self.walk_path.walk(follow_symlinks=False)
for root, dirs, files in walk_it:
if root == self.sub2_path:
self.assertIn("link", files)
break
else:
self.fail("symlink not found")
walk_it = self.walk_path.walk(follow_symlinks=True)
for root, dirs, files in walk_it:
if root == self.sub2_path:
self.assertIn("link", dirs)
break
def test_walk_bad_dir(self):
errors = []
walk_it = self.walk_path.walk(on_error=errors.append)
root, dirs, files = next(walk_it)
self.assertEqual(errors, [])
dir1 = 'SUB1'
path1 = root / dir1
path1new = (root / dir1).with_suffix(".new")
path1.rename(path1new)
try:
roots = [r for r, _, _ in walk_it]
self.assertTrue(errors)
self.assertNotIn(path1, roots)
self.assertNotIn(path1new, roots)
for dir2 in dirs:
if dir2 != dir1:
self.assertIn(root / dir2, roots)
finally:
path1new.rename(path1)
def test_walk_many_open_files(self):
depth = 30
base = pathlib.Path(os_helper.TESTFN, 'deep')
path = pathlib.Path(base, *(['d']*depth))
path.mkdir(parents=True)
iters = [base.walk(top_down=False) for _ in range(100)]
for i in range(depth + 1):
expected = (path, ['d'] if i else [], [])
for it in iters:
self.assertEqual(next(it), expected)
path = path.parent
iters = [base.walk(top_down=True) for _ in range(100)]
path = base
for i in range(depth + 1):
expected = (path, ['d'] if i < depth else [], [])
for it in iters:
self.assertEqual(next(it), expected)
path = path / 'd'
def test_walk_above_recursion_limit(self):
recursion_limit = 40
# directory_depth > recursion_limit
directory_depth = recursion_limit + 10
base = pathlib.Path(os_helper.TESTFN, 'deep')
path = pathlib.Path(base, *(['d'] * directory_depth))
path.mkdir(parents=True)
with set_recursion_limit(recursion_limit):
list(base.walk())
list(base.walk(top_down=False))
class PathTest(_BasePathTest, unittest.TestCase):
cls = pathlib.Path
def test_concrete_class(self):
p = self.cls('a')
self.assertIs(type(p),
pathlib.WindowsPath if os.name == 'nt' else pathlib.PosixPath)
def test_unsupported_flavour(self):
if os.name == 'nt':
self.assertRaises(NotImplementedError, pathlib.PosixPath)
else:
self.assertRaises(NotImplementedError, pathlib.WindowsPath)
def test_glob_empty_pattern(self):
p = self.cls()
with self.assertRaisesRegex(ValueError, 'Unacceptable pattern'):
list(p.glob(''))
@only_posix
class PosixPathTest(_BasePathTest, unittest.TestCase):
cls = pathlib.PosixPath
def test_absolute(self):
P = self.cls
self.assertEqual(str(P('/').absolute()), '/')
self.assertEqual(str(P('/a').absolute()), '/a')
self.assertEqual(str(P('/a/b').absolute()), '/a/b')
# '//'-prefixed absolute path (supported by POSIX).
self.assertEqual(str(P('//').absolute()), '//')
self.assertEqual(str(P('//a').absolute()), '//a')
self.assertEqual(str(P('//a/b').absolute()), '//a/b')
def _check_symlink_loop(self, *args, strict=True):
path = self.cls(*args)
with self.assertRaises(RuntimeError):
print(path.resolve(strict))
@unittest.skipIf(
is_emscripten or is_wasi,
"umask is not implemented on Emscripten/WASI."
)
def test_open_mode(self):
old_mask = os.umask(0)
self.addCleanup(os.umask, old_mask)
p = self.cls(BASE)
with (p / 'new_file').open('wb'):
pass
st = os.stat(join('new_file'))
self.assertEqual(stat.S_IMODE(st.st_mode), 0o666)
os.umask(0o022)
with (p / 'other_new_file').open('wb'):
pass
st = os.stat(join('other_new_file'))
self.assertEqual(stat.S_IMODE(st.st_mode), 0o644)
def test_resolve_root(self):
current_directory = os.getcwd()
try:
os.chdir('/')
p = self.cls('spam')
self.assertEqual(str(p.resolve()), '/spam')
finally:
os.chdir(current_directory)
@unittest.skipIf(
is_emscripten or is_wasi,
"umask is not implemented on Emscripten/WASI."
)
def test_touch_mode(self):
old_mask = os.umask(0)
self.addCleanup(os.umask, old_mask)
p = self.cls(BASE)
(p / 'new_file').touch()
st = os.stat(join('new_file'))
self.assertEqual(stat.S_IMODE(st.st_mode), 0o666)
os.umask(0o022)
(p / 'other_new_file').touch()
st = os.stat(join('other_new_file'))
self.assertEqual(stat.S_IMODE(st.st_mode), 0o644)
(p / 'masked_new_file').touch(mode=0o750)
st = os.stat(join('masked_new_file'))
self.assertEqual(stat.S_IMODE(st.st_mode), 0o750)
@os_helper.skip_unless_symlink
def test_resolve_loop(self):
# Loops with relative symlinks.
os.symlink('linkX/inside', join('linkX'))
self._check_symlink_loop(BASE, 'linkX')
os.symlink('linkY', join('linkY'))
self._check_symlink_loop(BASE, 'linkY')
os.symlink('linkZ/../linkZ', join('linkZ'))
self._check_symlink_loop(BASE, 'linkZ')
# Non-strict
self._check_symlink_loop(BASE, 'linkZ', 'foo', strict=False)
# Loops with absolute symlinks.
os.symlink(join('linkU/inside'), join('linkU'))
self._check_symlink_loop(BASE, 'linkU')
os.symlink(join('linkV'), join('linkV'))
self._check_symlink_loop(BASE, 'linkV')
os.symlink(join('linkW/../linkW'), join('linkW'))
self._check_symlink_loop(BASE, 'linkW')
# Non-strict
self._check_symlink_loop(BASE, 'linkW', 'foo', strict=False)
def test_glob(self):
P = self.cls
p = P(BASE)
given = set(p.glob("FILEa"))
expect = set() if not os_helper.fs_is_case_insensitive(BASE) else given
self.assertEqual(given, expect)
self.assertEqual(set(p.glob("FILEa*")), set())
def test_rglob(self):
P = self.cls
p = P(BASE, "dirC")
given = set(p.rglob("FILEd"))
expect = set() if not os_helper.fs_is_case_insensitive(BASE) else given
self.assertEqual(given, expect)
self.assertEqual(set(p.rglob("FILEd*")), set())
@unittest.skipUnless(hasattr(pwd, 'getpwall'),
'pwd module does not expose getpwall()')
@unittest.skipIf(sys.platform == "vxworks",
"no home directory on VxWorks")
def test_expanduser(self):
P = self.cls
import_helper.import_module('pwd')
import pwd
pwdent = pwd.getpwuid(os.getuid())
username = pwdent.pw_name
userhome = pwdent.pw_dir.rstrip('/') or '/'
# Find arbitrary different user (if exists).
for pwdent in pwd.getpwall():
othername = pwdent.pw_name
otherhome = pwdent.pw_dir.rstrip('/')
if othername != username and otherhome:
break
else:
othername = username
otherhome = userhome
fakename = 'fakeuser'
# This user can theoretically exist on a test runner. Create unique name:
try:
while pwd.getpwnam(fakename):
fakename += '1'
except KeyError:
pass # Non-existent name found
p1 = P('~/Documents')
p2 = P(f'~{username}/Documents')
p3 = P(f'~{othername}/Documents')
p4 = P(f'../~{username}/Documents')
p5 = P(f'/~{username}/Documents')
p6 = P('')
p7 = P(f'~{fakename}/Documents')
with os_helper.EnvironmentVarGuard() as env:
env.pop('HOME', None)
self.assertEqual(p1.expanduser(), P(userhome) / 'Documents')
self.assertEqual(p2.expanduser(), P(userhome) / 'Documents')
self.assertEqual(p3.expanduser(), P(otherhome) / 'Documents')
self.assertEqual(p4.expanduser(), p4)
self.assertEqual(p5.expanduser(), p5)
self.assertEqual(p6.expanduser(), p6)
self.assertRaises(RuntimeError, p7.expanduser)
env['HOME'] = '/tmp'
self.assertEqual(p1.expanduser(), P('/tmp/Documents'))
self.assertEqual(p2.expanduser(), P(userhome) / 'Documents')
self.assertEqual(p3.expanduser(), P(otherhome) / 'Documents')
self.assertEqual(p4.expanduser(), p4)
self.assertEqual(p5.expanduser(), p5)
self.assertEqual(p6.expanduser(), p6)
self.assertRaises(RuntimeError, p7.expanduser)
@unittest.skipIf(sys.platform != "darwin",
"Bad file descriptor in /dev/fd affects only macOS")
def test_handling_bad_descriptor(self):
try:
file_descriptors = list(pathlib.Path('/dev/fd').rglob("*"))[3:]
if not file_descriptors:
self.skipTest("no file descriptors - issue was not reproduced")
# Checking all file descriptors because there is no guarantee
# which one will fail.
for f in file_descriptors:
f.exists()
f.is_dir()
f.is_file()
f.is_symlink()
f.is_block_device()
f.is_char_device()
f.is_fifo()
f.is_socket()
except OSError as e:
if e.errno == errno.EBADF:
self.fail("Bad file descriptor not handled.")
raise
@only_nt
class WindowsPathTest(_BasePathTest, unittest.TestCase):
cls = pathlib.WindowsPath
def test_absolute(self):
P = self.cls
# Simple absolute paths.
self.assertEqual(str(P('c:\\').absolute()), 'c:\\')
self.assertEqual(str(P('c:\\a').absolute()), 'c:\\a')
self.assertEqual(str(P('c:\\a\\b').absolute()), 'c:\\a\\b')
# UNC absolute paths.
share = '\\\\server\\share\\'
self.assertEqual(str(P(share).absolute()), share)
self.assertEqual(str(P(share + 'a').absolute()), share + 'a')
self.assertEqual(str(P(share + 'a\\b').absolute()), share + 'a\\b')
# UNC relative paths.
with mock.patch("os.getcwd") as getcwd:
getcwd.return_value = share
self.assertEqual(str(P().absolute()), share)
self.assertEqual(str(P('.').absolute()), share)
self.assertEqual(str(P('a').absolute()), os.path.join(share, 'a'))
self.assertEqual(str(P('a', 'b', 'c').absolute()),
os.path.join(share, 'a', 'b', 'c'))
drive = os.path.splitdrive(BASE)[0]
with os_helper.change_cwd(BASE):
# Relative path with root
self.assertEqual(str(P('\\').absolute()), drive + '\\')
self.assertEqual(str(P('\\foo').absolute()), drive + '\\foo')
# Relative path on current drive
self.assertEqual(str(P(drive).absolute()), BASE)
self.assertEqual(str(P(drive + 'foo').absolute()), os.path.join(BASE, 'foo'))
with os_helper.subst_drive(BASE) as other_drive:
# Set the working directory on the substitute drive
saved_cwd = os.getcwd()
other_cwd = f'{other_drive}\\dirA'
os.chdir(other_cwd)
os.chdir(saved_cwd)
# Relative path on another drive
self.assertEqual(str(P(other_drive).absolute()), other_cwd)
self.assertEqual(str(P(other_drive + 'foo').absolute()), other_cwd + '\\foo')
def test_glob(self):
P = self.cls
p = P(BASE)
self.assertEqual(set(p.glob("FILEa")), { P(BASE, "fileA") })
self.assertEqual(set(p.glob("*a\\")), { P(BASE, "dirA") })
self.assertEqual(set(p.glob("F*a")), { P(BASE, "fileA") })
self.assertEqual(set(map(str, p.glob("FILEa"))), {f"{p}\\fileA"})
self.assertEqual(set(map(str, p.glob("F*a"))), {f"{p}\\fileA"})
def test_rglob(self):
P = self.cls
p = P(BASE, "dirC")
self.assertEqual(set(p.rglob("FILEd")), { P(BASE, "dirC/dirD/fileD") })
self.assertEqual(set(p.rglob("*\\")), { P(BASE, "dirC/dirD") })
self.assertEqual(set(map(str, p.rglob("FILEd"))), {f"{p}\\dirD\\fileD"})
def test_expanduser(self):
P = self.cls
with os_helper.EnvironmentVarGuard() as env:
env.pop('HOME', None)
env.pop('USERPROFILE', None)
env.pop('HOMEPATH', None)
env.pop('HOMEDRIVE', None)
env['USERNAME'] = 'alice'
# test that the path returns unchanged
p1 = P('~/My Documents')
p2 = P('~alice/My Documents')
p3 = P('~bob/My Documents')
p4 = P('/~/My Documents')
p5 = P('d:~/My Documents')
p6 = P('')
self.assertRaises(RuntimeError, p1.expanduser)
self.assertRaises(RuntimeError, p2.expanduser)
self.assertRaises(RuntimeError, p3.expanduser)
self.assertEqual(p4.expanduser(), p4)
self.assertEqual(p5.expanduser(), p5)
self.assertEqual(p6.expanduser(), p6)
def check():
env.pop('USERNAME', None)
self.assertEqual(p1.expanduser(),
P('C:/Users/alice/My Documents'))
self.assertRaises(RuntimeError, p2.expanduser)
env['USERNAME'] = 'alice'
self.assertEqual(p2.expanduser(),
P('C:/Users/alice/My Documents'))
self.assertEqual(p3.expanduser(),
P('C:/Users/bob/My Documents'))
self.assertEqual(p4.expanduser(), p4)
self.assertEqual(p5.expanduser(), p5)
self.assertEqual(p6.expanduser(), p6)
env['HOMEPATH'] = 'C:\\Users\\alice'
check()
env['HOMEDRIVE'] = 'C:\\'
env['HOMEPATH'] = 'Users\\alice'
check()
env.pop('HOMEDRIVE', None)
env.pop('HOMEPATH', None)
env['USERPROFILE'] = 'C:\\Users\\alice'
check()
# bpo-38883: ignore `HOME` when set on windows
env['HOME'] = 'C:\\Users\\eve'
check()
class PurePathSubclassTest(_BasePurePathTest, unittest.TestCase):
class cls(pathlib.PurePath):
pass
# repr() roundtripping is not supported in custom subclass.
test_repr_roundtrips = None
class PathSubclassTest(_BasePathTest, unittest.TestCase):
class cls(pathlib.Path):
pass
# repr() roundtripping is not supported in custom subclass.
test_repr_roundtrips = None
class CompatiblePathTest(unittest.TestCase):
"""
Test that a type can be made compatible with PurePath
derivatives by implementing division operator overloads.
"""
class CompatPath:
"""
Minimum viable class to test PurePath compatibility.
Simply uses the division operator to join a given
string and the string value of another object with
a forward slash.
"""
def __init__(self, string):
self.string = string
def __truediv__(self, other):
return type(self)(f"{self.string}/{other}")
def __rtruediv__(self, other):
return type(self)(f"{other}/{self.string}")
def test_truediv(self):
result = pathlib.PurePath("test") / self.CompatPath("right")
self.assertIsInstance(result, self.CompatPath)
self.assertEqual(result.string, "test/right")
with self.assertRaises(TypeError):
# Verify improper operations still raise a TypeError
pathlib.PurePath("test") / 10
def test_rtruediv(self):
result = self.CompatPath("left") / pathlib.PurePath("test")
self.assertIsInstance(result, self.CompatPath)
self.assertEqual(result.string, "left/test")
with self.assertRaises(TypeError):
# Verify improper operations still raise a TypeError
10 / pathlib.PurePath("test")
if __name__ == "__main__":
unittest.main()
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