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Diffstat (limited to 'Lib/test/test_pathlib/test_pathlib.py')
| -rw-r--r-- | Lib/test/test_pathlib/test_pathlib.py | 1977 |
1 files changed, 1977 insertions, 0 deletions
diff --git a/Lib/test/test_pathlib/test_pathlib.py b/Lib/test/test_pathlib/test_pathlib.py new file mode 100644 index 0000000..304786f --- /dev/null +++ b/Lib/test/test_pathlib/test_pathlib.py @@ -0,0 +1,1977 @@ +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 urllib.request import pathname2url + +from test.support import import_helper +from test.support import is_emscripten, is_wasi +from test.support import os_helper +from test.support.os_helper import TESTFN, FakePath +from test.test_pathlib import test_pathlib_abc + +try: + import grp, pwd +except ImportError: + grp = pwd = None + + +# 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') + +root_in_posix = False +if hasattr(os, 'geteuid'): + root_in_posix = (os.geteuid() == 0) + +# +# Tests for the pure classes. +# + +class PurePathTest(test_pathlib_abc.DummyPurePathTest): + cls = pathlib.PurePath + + def test_constructor_nested(self): + P = self.cls + 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_join_nested(self): + P = self.cls + p = P('a/b').joinpath(P('c')) + self.assertEqual(p, P('a/b/c')) + + def test_div_nested(self): + P = self.cls + p = P('a/b') / P('c') + self.assertEqual(p, P('a/b/c')) + + 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)) + + 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_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 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_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_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_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) + + +class PurePosixPathTest(PurePathTest): + cls = pathlib.PurePosixPath + + def test_parse_path(self): + check = self._check_parse_path + # 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(PurePathTest): + cls = pathlib.PureWindowsPath + + equivalences = PurePathTest.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_parse_path(self): + check = self._check_parse_path + # First part is anchored. + check('c:', 'c:', '', []) + check('c:/', 'c:', '\\', []) + check('/', '', '\\', []) + check('c:a', 'c:', '', ['a']) + check('c:/a', 'c:', '\\', ['a']) + check('/a', '', '\\', ['a']) + # UNC paths. + check('//', '\\\\', '', []) + check('//a', '\\\\a', '', []) + check('//a/', '\\\\a\\', '', []) + check('//a/b', '\\\\a\\b', '\\', []) + check('//a/b/', '\\\\a\\b', '\\', []) + check('//a/b/c', '\\\\a\\b', '\\', ['c']) + # Collapsing and stripping excess slashes. + check('Z://b//c/d/', 'Z:', '\\', ['b', 'c', 'd']) + # UNC paths. + check('//b/c//d', '\\\\b\\c', '\\', ['d']) + # Extended paths. + check('//./c:', '\\\\.\\c:', '', []) + check('//?/c:/', '\\\\?\\c:', '\\', []) + check('//?/c:/a', '\\\\?\\c:', '\\', ['a']) + # Extended UNC paths (format is "\\?\UNC\server\share"). + check('//?', '\\\\?', '', []) + check('//?/', '\\\\?\\', '', []) + check('//?/UNC', '\\\\?\\UNC', '', []) + check('//?/UNC/', '\\\\?\\UNC\\', '', []) + check('//?/UNC/b', '\\\\?\\UNC\\b', '', []) + check('//?/UNC/b/', '\\\\?\\UNC\\b\\', '', []) + check('//?/UNC/b/c', '\\\\?\\UNC\\b\\c', '\\', []) + check('//?/UNC/b/c/', '\\\\?\\UNC\\b\\c', '\\', []) + check('//?/UNC/b/c/d', '\\\\?\\UNC\\b\\c', '\\', ['d']) + # UNC device paths + check('//./BootPartition/', '\\\\.\\BootPartition', '\\', []) + check('//?/BootPartition/', '\\\\?\\BootPartition', '\\', []) + check('//./PhysicalDrive0', '\\\\.\\PhysicalDrive0', '', []) + check('//?/Volume{}/', '\\\\?\\Volume{}', '\\', []) + check('//./nul', '\\\\.\\nul', '', []) + # Paths to files with NTFS alternate data streams + check('./c:s', '', '', ['c:s']) + check('cc:s', '', '', ['cc:s']) + check('C:c:s', 'C:', '', ['c:s']) + check('C:/c:s', 'C:', '\\', ['c:s']) + check('D:a/c:b', 'D:', '', ['a', 'c:b']) + check('D:/a/c:b', '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.assertEqual(str(P('a').with_name('d:')), '.\\d:') + self.assertEqual(str(P('a').with_name('d:e')), '.\\d:e') + self.assertEqual(P('c:a/b').with_name('d:'), P('c:a/d:')) + self.assertEqual(P('c:a/b').with_name('d:e'), P('c:a/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.assertEqual(str(P('a').with_stem('d:')), '.\\d:') + self.assertEqual(str(P('a').with_stem('d:e')), '.\\d:e') + self.assertEqual(P('c:a/b').with_stem('d:'), P('c:a/d:')) + self.assertEqual(P('c:a/b').with_stem('d:e'), P('c:a/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 PurePathSubclassTest(PurePathTest): + class cls(pathlib.PurePath): + pass + + # repr() roundtripping is not supported in custom subclass. + test_repr_roundtrips = None + + +# +# Tests for the concrete classes. +# + +class PathTest(test_pathlib_abc.DummyPathTest, PurePathTest): + """Tests for the FS-accessing functionalities of the Path classes.""" + cls = pathlib.Path + can_symlink = os_helper.can_symlink() + + def setUp(self): + super().setUp() + os.chmod(join('dirE'), 0) + + def tearDown(self): + os.chmod(join('dirE'), 0o777) + os_helper.rmtree(BASE) + + def tempdir(self): + d = os_helper._longpath(tempfile.mkdtemp(suffix='-dirD', + dir=os.getcwd())) + self.addCleanup(os_helper.rmtree, d) + return d + + def test_concrete_class(self): + if self.cls is pathlib.Path: + expected = pathlib.WindowsPath if os.name == 'nt' else pathlib.PosixPath + else: + expected = self.cls + p = self.cls('a') + self.assertIs(type(p), expected) + + def test_unsupported_pathmod(self): + if self.cls.pathmod is os.path: + self.skipTest("path flavour is supported") + else: + self.assertRaises(pathlib.UnsupportedOperation, self.cls) + + 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()) + + @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_with_segments(self): + class P(self.cls): + 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) + 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 self.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_open_unbuffered(self): + p = self.cls(BASE) + 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_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. + + def _get_pw_name_or_skip_test(self, uid): + try: + return pwd.getpwuid(uid).pw_name + except KeyError: + self.skipTest( + "user %d doesn't have an entry in the system database" % uid) + + @unittest.skipUnless(pwd, "the pwd module is needed for this test") + def test_owner(self): + p = self.cls(BASE) / 'fileA' + expected_uid = p.stat().st_uid + expected_name = self._get_pw_name_or_skip_test(expected_uid) + + self.assertEqual(expected_name, p.owner()) + + @unittest.skipUnless(pwd, "the pwd module is needed for this test") + @unittest.skipUnless(root_in_posix, "test needs root privilege") + def test_owner_no_follow_symlinks(self): + all_users = [u.pw_uid for u in pwd.getpwall()] + if len(all_users) < 2: + self.skipTest("test needs more than one user") + + target = self.cls(BASE) / 'fileA' + link = self.cls(BASE) / 'linkA' + + uid_1, uid_2 = all_users[:2] + os.chown(target, uid_1, -1) + os.chown(link, uid_2, -1, follow_symlinks=False) + + expected_uid = link.stat(follow_symlinks=False).st_uid + expected_name = self._get_pw_name_or_skip_test(expected_uid) + + self.assertEqual(expected_uid, uid_2) + self.assertEqual(expected_name, link.owner(follow_symlinks=False)) + + def _get_gr_name_or_skip_test(self, gid): + try: + return grp.getgrgid(gid).gr_name + except KeyError: + self.skipTest( + "group %d doesn't have an entry in the system database" % gid) + + @unittest.skipUnless(grp, "the grp module is needed for this test") + def test_group(self): + p = self.cls(BASE) / 'fileA' + expected_gid = p.stat().st_gid + expected_name = self._get_gr_name_or_skip_test(expected_gid) + + self.assertEqual(expected_name, p.group()) + + @unittest.skipUnless(grp, "the grp module is needed for this test") + @unittest.skipUnless(root_in_posix, "test needs root privilege") + def test_group_no_follow_symlinks(self): + all_groups = [g.gr_gid for g in grp.getgrall()] + if len(all_groups) < 2: + self.skipTest("test needs more than one group") + + target = self.cls(BASE) / 'fileA' + link = self.cls(BASE) / 'linkA' + + gid_1, gid_2 = all_groups[:2] + os.chown(target, -1, gid_1) + os.chown(link, -1, gid_2, follow_symlinks=False) + + expected_gid = link.stat(follow_symlinks=False).st_gid + expected_name = self._get_pw_name_or_skip_test(expected_gid) + + self.assertEqual(expected_gid, gid_2) + self.assertEqual(expected_name, link.group(follow_symlinks=False)) + + 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_hardlink_to_unsupported(self): + P = self.cls(BASE) + p = P / 'fileA' + # linking to another path. + q = P / 'dirA' / 'fileAA' + with self.assertRaises(pathlib.UnsupportedOperation): + 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) + + 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()) + + def test_symlink_to(self): + if not self.can_symlink: + self.skipTest("symlinks required") + 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())) + + @unittest.skipIf(hasattr(os, "symlink"), "os.symlink() is present") + def test_symlink_to_unsupported(self): + P = self.cls(BASE) + p = P / 'fileA' + # linking to another path. + q = P / 'dirA' / 'fileAA' + with self.assertRaises(pathlib.UnsupportedOperation): + q.symlink_to(p) + + def test_is_junction(self): + P = self.cls(BASE) + + with mock.patch.object(P.pathmod, 'isjunction'): + self.assertEqual(P.is_junction(), P.pathmod.isjunction.return_value) + P.pathmod.isjunction.assert_called_once_with(P) + + @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) + + @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_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_is_mount_root(self): + if os.name == 'nt': + R = self.cls('c:\\') + else: + R = self.cls('/') + self.assertTrue(R.is_mount()) + self.assertFalse((R / '\udfff').is_mount()) + + def test_passing_kwargs_deprecated(self): + with self.assertWarns(DeprecationWarning): + self.cls(foo="bar") + + def setUpWalk(self): + super().setUpWalk() + sub21_path= self.sub2_path / "SUB21" + tmp5_path = sub21_path / "tmp3" + broken_link3_path = self.sub2_path / "broken_link3" + + os.makedirs(sub21_path) + tmp5_path.write_text("I am tmp5, blame test_pathlib.") + if self.can_symlink: + os.symlink(tmp5_path, broken_link3_path) + self.sub2_tree[2].append('broken_link3') + self.sub2_tree[2].sort() + if not is_emscripten: + # Emscripten fails with inaccessible directories. + os.chmod(sub21_path, 0) + try: + os.listdir(sub21_path) + except PermissionError: + self.sub2_tree[1].append('SUB21') + else: + os.chmod(sub21_path, stat.S_IRWXU) + os.unlink(tmp5_path) + os.rmdir(sub21_path) + + def test_walk_bad_dir(self): + self.setUpWalk() + 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 = self.cls(BASE, 'deep') + path = self.cls(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' + + +@only_posix +class PosixPathTest(PathTest, PurePosixPathTest): + 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') + + @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) + + 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 + + def test_from_uri(self): + P = self.cls + self.assertEqual(P.from_uri('file:/foo/bar'), P('/foo/bar')) + self.assertEqual(P.from_uri('file://foo/bar'), P('//foo/bar')) + self.assertEqual(P.from_uri('file:///foo/bar'), P('/foo/bar')) + self.assertEqual(P.from_uri('file:////foo/bar'), P('//foo/bar')) + self.assertEqual(P.from_uri('file://localhost/foo/bar'), P('/foo/bar')) + self.assertRaises(ValueError, P.from_uri, 'foo/bar') + self.assertRaises(ValueError, P.from_uri, '/foo/bar') + self.assertRaises(ValueError, P.from_uri, '//foo/bar') + self.assertRaises(ValueError, P.from_uri, 'file:foo/bar') + self.assertRaises(ValueError, P.from_uri, 'http://foo/bar') + + def test_from_uri_pathname2url(self): + P = self.cls + self.assertEqual(P.from_uri('file:' + pathname2url('/foo/bar')), P('/foo/bar')) + self.assertEqual(P.from_uri('file:' + pathname2url('//foo/bar')), P('//foo/bar')) + + +@only_nt +class WindowsPathTest(PathTest, PureWindowsPathTest): + 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() + + def test_from_uri(self): + P = self.cls + # DOS drive paths + self.assertEqual(P.from_uri('file:c:/path/to/file'), P('c:/path/to/file')) + self.assertEqual(P.from_uri('file:c|/path/to/file'), P('c:/path/to/file')) + self.assertEqual(P.from_uri('file:/c|/path/to/file'), P('c:/path/to/file')) + self.assertEqual(P.from_uri('file:///c|/path/to/file'), P('c:/path/to/file')) + # UNC paths + self.assertEqual(P.from_uri('file://server/path/to/file'), P('//server/path/to/file')) + self.assertEqual(P.from_uri('file:////server/path/to/file'), P('//server/path/to/file')) + self.assertEqual(P.from_uri('file://///server/path/to/file'), P('//server/path/to/file')) + # Localhost paths + self.assertEqual(P.from_uri('file://localhost/c:/path/to/file'), P('c:/path/to/file')) + self.assertEqual(P.from_uri('file://localhost/c|/path/to/file'), P('c:/path/to/file')) + # Invalid paths + self.assertRaises(ValueError, P.from_uri, 'foo/bar') + self.assertRaises(ValueError, P.from_uri, 'c:/foo/bar') + self.assertRaises(ValueError, P.from_uri, '//foo/bar') + self.assertRaises(ValueError, P.from_uri, 'file:foo/bar') + self.assertRaises(ValueError, P.from_uri, 'http://foo/bar') + + def test_from_uri_pathname2url(self): + P = self.cls + self.assertEqual(P.from_uri('file:' + pathname2url(r'c:\path\to\file')), P('c:/path/to/file')) + self.assertEqual(P.from_uri('file:' + pathname2url(r'\\server\path\to\file')), P('//server/path/to/file')) + + def test_owner(self): + P = self.cls + with self.assertRaises(pathlib.UnsupportedOperation): + P('c:/').owner() + + def test_group(self): + P = self.cls + with self.assertRaises(pathlib.UnsupportedOperation): + P('c:/').group() + + +class PathSubclassTest(PathTest): + 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() |