| import os | |
| import posixpath | |
| import sys | |
| import unittest | |
| from posixpath import realpath, abspath, dirname, basename | |
| from test import test_genericpath | |
| from test.support import import_helper | |
| from test.support import os_helper | |
| from test.support.os_helper import FakePath | |
| from unittest import mock | |
| try: | |
| import posix | |
| except ImportError: | |
| posix = None | |
| # An absolute path to a temporary filename for testing. We can't rely on TESTFN | |
| # being an absolute path, so we need this. | |
| ABSTFN = abspath(os_helper.TESTFN) | |
| def skip_if_ABSTFN_contains_backslash(test): | |
| """ | |
| On Windows, posixpath.abspath still returns paths with backslashes | |
| instead of posix forward slashes. If this is the case, several tests | |
| fail, so skip them. | |
| """ | |
| found_backslash = '\\' in ABSTFN | |
| msg = "ABSTFN is not a posix path - tests fail" | |
| return [test, unittest.skip(msg)(test)][found_backslash] | |
| def safe_rmdir(dirname): | |
| try: | |
| os.rmdir(dirname) | |
| except OSError: | |
| pass | |
| class PosixPathTest(unittest.TestCase): | |
| def setUp(self): | |
| self.tearDown() | |
| def tearDown(self): | |
| for suffix in ["", "1", "2"]: | |
| os_helper.unlink(os_helper.TESTFN + suffix) | |
| safe_rmdir(os_helper.TESTFN + suffix) | |
| def test_join(self): | |
| self.assertEqual(posixpath.join("/foo", "bar", "/bar", "baz"), | |
| "/bar/baz") | |
| self.assertEqual(posixpath.join("/foo", "bar", "baz"), "/foo/bar/baz") | |
| self.assertEqual(posixpath.join("/foo/", "bar/", "baz/"), | |
| "/foo/bar/baz/") | |
| self.assertEqual(posixpath.join(b"/foo", b"bar", b"/bar", b"baz"), | |
| b"/bar/baz") | |
| self.assertEqual(posixpath.join(b"/foo", b"bar", b"baz"), | |
| b"/foo/bar/baz") | |
| self.assertEqual(posixpath.join(b"/foo/", b"bar/", b"baz/"), | |
| b"/foo/bar/baz/") | |
| def test_split(self): | |
| self.assertEqual(posixpath.split("/foo/bar"), ("/foo", "bar")) | |
| self.assertEqual(posixpath.split("/"), ("/", "")) | |
| self.assertEqual(posixpath.split("foo"), ("", "foo")) | |
| self.assertEqual(posixpath.split("////foo"), ("////", "foo")) | |
| self.assertEqual(posixpath.split("//foo//bar"), ("//foo", "bar")) | |
| self.assertEqual(posixpath.split(b"/foo/bar"), (b"/foo", b"bar")) | |
| self.assertEqual(posixpath.split(b"/"), (b"/", b"")) | |
| self.assertEqual(posixpath.split(b"foo"), (b"", b"foo")) | |
| self.assertEqual(posixpath.split(b"////foo"), (b"////", b"foo")) | |
| self.assertEqual(posixpath.split(b"//foo//bar"), (b"//foo", b"bar")) | |
| def splitextTest(self, path, filename, ext): | |
| self.assertEqual(posixpath.splitext(path), (filename, ext)) | |
| self.assertEqual(posixpath.splitext("/" + path), ("/" + filename, ext)) | |
| self.assertEqual(posixpath.splitext("abc/" + path), | |
| ("abc/" + filename, ext)) | |
| self.assertEqual(posixpath.splitext("abc.def/" + path), | |
| ("abc.def/" + filename, ext)) | |
| self.assertEqual(posixpath.splitext("/abc.def/" + path), | |
| ("/abc.def/" + filename, ext)) | |
| self.assertEqual(posixpath.splitext(path + "/"), | |
| (filename + ext + "/", "")) | |
| path = bytes(path, "ASCII") | |
| filename = bytes(filename, "ASCII") | |
| ext = bytes(ext, "ASCII") | |
| self.assertEqual(posixpath.splitext(path), (filename, ext)) | |
| self.assertEqual(posixpath.splitext(b"/" + path), | |
| (b"/" + filename, ext)) | |
| self.assertEqual(posixpath.splitext(b"abc/" + path), | |
| (b"abc/" + filename, ext)) | |
| self.assertEqual(posixpath.splitext(b"abc.def/" + path), | |
| (b"abc.def/" + filename, ext)) | |
| self.assertEqual(posixpath.splitext(b"/abc.def/" + path), | |
| (b"/abc.def/" + filename, ext)) | |
| self.assertEqual(posixpath.splitext(path + b"/"), | |
| (filename + ext + b"/", b"")) | |
| def test_splitext(self): | |
| self.splitextTest("foo.bar", "foo", ".bar") | |
| self.splitextTest("foo.boo.bar", "foo.boo", ".bar") | |
| self.splitextTest("foo.boo.biff.bar", "foo.boo.biff", ".bar") | |
| self.splitextTest(".csh.rc", ".csh", ".rc") | |
| self.splitextTest("nodots", "nodots", "") | |
| self.splitextTest(".cshrc", ".cshrc", "") | |
| self.splitextTest("...manydots", "...manydots", "") | |
| self.splitextTest("...manydots.ext", "...manydots", ".ext") | |
| self.splitextTest(".", ".", "") | |
| self.splitextTest("..", "..", "") | |
| self.splitextTest("........", "........", "") | |
| self.splitextTest("", "", "") | |
| def test_isabs(self): | |
| self.assertIs(posixpath.isabs(""), False) | |
| self.assertIs(posixpath.isabs("/"), True) | |
| self.assertIs(posixpath.isabs("/foo"), True) | |
| self.assertIs(posixpath.isabs("/foo/bar"), True) | |
| self.assertIs(posixpath.isabs("foo/bar"), False) | |
| self.assertIs(posixpath.isabs(b""), False) | |
| self.assertIs(posixpath.isabs(b"/"), True) | |
| self.assertIs(posixpath.isabs(b"/foo"), True) | |
| self.assertIs(posixpath.isabs(b"/foo/bar"), True) | |
| self.assertIs(posixpath.isabs(b"foo/bar"), False) | |
| def test_basename(self): | |
| self.assertEqual(posixpath.basename("/foo/bar"), "bar") | |
| self.assertEqual(posixpath.basename("/"), "") | |
| self.assertEqual(posixpath.basename("foo"), "foo") | |
| self.assertEqual(posixpath.basename("////foo"), "foo") | |
| self.assertEqual(posixpath.basename("//foo//bar"), "bar") | |
| self.assertEqual(posixpath.basename(b"/foo/bar"), b"bar") | |
| self.assertEqual(posixpath.basename(b"/"), b"") | |
| self.assertEqual(posixpath.basename(b"foo"), b"foo") | |
| self.assertEqual(posixpath.basename(b"////foo"), b"foo") | |
| self.assertEqual(posixpath.basename(b"//foo//bar"), b"bar") | |
| def test_dirname(self): | |
| self.assertEqual(posixpath.dirname("/foo/bar"), "/foo") | |
| self.assertEqual(posixpath.dirname("/"), "/") | |
| self.assertEqual(posixpath.dirname("foo"), "") | |
| self.assertEqual(posixpath.dirname("////foo"), "////") | |
| self.assertEqual(posixpath.dirname("//foo//bar"), "//foo") | |
| self.assertEqual(posixpath.dirname(b"/foo/bar"), b"/foo") | |
| self.assertEqual(posixpath.dirname(b"/"), b"/") | |
| self.assertEqual(posixpath.dirname(b"foo"), b"") | |
| self.assertEqual(posixpath.dirname(b"////foo"), b"////") | |
| self.assertEqual(posixpath.dirname(b"//foo//bar"), b"//foo") | |
| def test_islink(self): | |
| self.assertIs(posixpath.islink(os_helper.TESTFN + "1"), False) | |
| self.assertIs(posixpath.lexists(os_helper.TESTFN + "2"), False) | |
| with open(os_helper.TESTFN + "1", "wb") as f: | |
| f.write(b"foo") | |
| self.assertIs(posixpath.islink(os_helper.TESTFN + "1"), False) | |
| if os_helper.can_symlink(): | |
| os.symlink(os_helper.TESTFN + "1", os_helper.TESTFN + "2") | |
| self.assertIs(posixpath.islink(os_helper.TESTFN + "2"), True) | |
| os.remove(os_helper.TESTFN + "1") | |
| self.assertIs(posixpath.islink(os_helper.TESTFN + "2"), True) | |
| self.assertIs(posixpath.exists(os_helper.TESTFN + "2"), False) | |
| self.assertIs(posixpath.lexists(os_helper.TESTFN + "2"), True) | |
| self.assertIs(posixpath.islink(os_helper.TESTFN + "\udfff"), False) | |
| self.assertIs(posixpath.islink(os.fsencode(os_helper.TESTFN) + b"\xff"), False) | |
| self.assertIs(posixpath.islink(os_helper.TESTFN + "\x00"), False) | |
| self.assertIs(posixpath.islink(os.fsencode(os_helper.TESTFN) + b"\x00"), False) | |
| def test_ismount(self): | |
| self.assertIs(posixpath.ismount("/"), True) | |
| self.assertIs(posixpath.ismount(b"/"), True) | |
| def test_ismount_non_existent(self): | |
| # Non-existent mountpoint. | |
| self.assertIs(posixpath.ismount(ABSTFN), False) | |
| try: | |
| os.mkdir(ABSTFN) | |
| self.assertIs(posixpath.ismount(ABSTFN), False) | |
| finally: | |
| safe_rmdir(ABSTFN) | |
| self.assertIs(posixpath.ismount('/\udfff'), False) | |
| self.assertIs(posixpath.ismount(b'/\xff'), False) | |
| self.assertIs(posixpath.ismount('/\x00'), False) | |
| self.assertIs(posixpath.ismount(b'/\x00'), False) | |
| @unittest.skipUnless(os_helper.can_symlink(), | |
| "Test requires symlink support") | |
| def test_ismount_symlinks(self): | |
| # Symlinks are never mountpoints. | |
| try: | |
| os.symlink("/", ABSTFN) | |
| self.assertIs(posixpath.ismount(ABSTFN), False) | |
| finally: | |
| os.unlink(ABSTFN) | |
| @unittest.skipIf(posix is None, "Test requires posix module") | |
| def test_ismount_different_device(self): | |
| # Simulate the path being on a different device from its parent by | |
| # mocking out st_dev. | |
| save_lstat = os.lstat | |
| def fake_lstat(path): | |
| st_ino = 0 | |
| st_dev = 0 | |
| if path == ABSTFN: | |
| st_dev = 1 | |
| st_ino = 1 | |
| return posix.stat_result((0, st_ino, st_dev, 0, 0, 0, 0, 0, 0, 0)) | |
| try: | |
| os.lstat = fake_lstat | |
| self.assertIs(posixpath.ismount(ABSTFN), True) | |
| finally: | |
| os.lstat = save_lstat | |
| @unittest.skipIf(posix is None, "Test requires posix module") | |
| def test_ismount_directory_not_readable(self): | |
| # issue #2466: Simulate ismount run on a directory that is not | |
| # readable, which used to return False. | |
| save_lstat = os.lstat | |
| def fake_lstat(path): | |
| st_ino = 0 | |
| st_dev = 0 | |
| if path.startswith(ABSTFN) and path != ABSTFN: | |
| # ismount tries to read something inside the ABSTFN directory; | |
| # simulate this being forbidden (no read permission). | |
| raise OSError("Fake [Errno 13] Permission denied") | |
| if path == ABSTFN: | |
| st_dev = 1 | |
| st_ino = 1 | |
| return posix.stat_result((0, st_ino, st_dev, 0, 0, 0, 0, 0, 0, 0)) | |
| try: | |
| os.lstat = fake_lstat | |
| self.assertIs(posixpath.ismount(ABSTFN), True) | |
| finally: | |
| os.lstat = save_lstat | |
| def test_expanduser(self): | |
| self.assertEqual(posixpath.expanduser("foo"), "foo") | |
| self.assertEqual(posixpath.expanduser(b"foo"), b"foo") | |
| def test_expanduser_home_envvar(self): | |
| with os_helper.EnvironmentVarGuard() as env: | |
| env['HOME'] = '/home/victor' | |
| self.assertEqual(posixpath.expanduser("~"), "/home/victor") | |
| # expanduser() strips trailing slash | |
| env['HOME'] = '/home/victor/' | |
| self.assertEqual(posixpath.expanduser("~"), "/home/victor") | |
| for home in '/', '', '//', '///': | |
| with self.subTest(home=home): | |
| env['HOME'] = home | |
| self.assertEqual(posixpath.expanduser("~"), "/") | |
| self.assertEqual(posixpath.expanduser("~/"), "/") | |
| self.assertEqual(posixpath.expanduser("~/foo"), "/foo") | |
| @unittest.skipIf(sys.platform == "vxworks", | |
| "no home directory on VxWorks") | |
| def test_expanduser_pwd(self): | |
| pwd = import_helper.import_module('pwd') | |
| self.assertIsInstance(posixpath.expanduser("~/"), str) | |
| self.assertIsInstance(posixpath.expanduser(b"~/"), bytes) | |
| # if home directory == root directory, this test makes no sense | |
| if posixpath.expanduser("~") != '/': | |
| self.assertEqual( | |
| posixpath.expanduser("~") + "/", | |
| posixpath.expanduser("~/") | |
| ) | |
| self.assertEqual( | |
| posixpath.expanduser(b"~") + b"/", | |
| posixpath.expanduser(b"~/") | |
| ) | |
| self.assertIsInstance(posixpath.expanduser("~root/"), str) | |
| self.assertIsInstance(posixpath.expanduser("~foo/"), str) | |
| self.assertIsInstance(posixpath.expanduser(b"~root/"), bytes) | |
| self.assertIsInstance(posixpath.expanduser(b"~foo/"), bytes) | |
| with os_helper.EnvironmentVarGuard() as env: | |
| # expanduser should fall back to using the password database | |
| del env['HOME'] | |
| home = pwd.getpwuid(os.getuid()).pw_dir | |
| # $HOME can end with a trailing /, so strip it (see #17809) | |
| home = home.rstrip("/") or '/' | |
| self.assertEqual(posixpath.expanduser("~"), home) | |
| # bpo-10496: If the HOME environment variable is not set and the | |
| # user (current identifier or name in the path) doesn't exist in | |
| # the password database (pwd.getuid() or pwd.getpwnam() fail), | |
| # expanduser() must return the path unchanged. | |
| with mock.patch.object(pwd, 'getpwuid', side_effect=KeyError), \ | |
| mock.patch.object(pwd, 'getpwnam', side_effect=KeyError): | |
| for path in ('~', '~/.local', '~vstinner/'): | |
| self.assertEqual(posixpath.expanduser(path), path) | |
| def test_normpath(self): | |
| self.assertEqual(posixpath.normpath(""), ".") | |
| self.assertEqual(posixpath.normpath("/"), "/") | |
| self.assertEqual(posixpath.normpath("//"), "//") | |
| self.assertEqual(posixpath.normpath("///"), "/") | |
| self.assertEqual(posixpath.normpath("///foo/.//bar//"), "/foo/bar") | |
| self.assertEqual(posixpath.normpath("///foo/.//bar//.//..//.//baz"), | |
| "/foo/baz") | |
| self.assertEqual(posixpath.normpath("///..//./foo/.//bar"), "/foo/bar") | |
| self.assertEqual(posixpath.normpath(b""), b".") | |
| self.assertEqual(posixpath.normpath(b"/"), b"/") | |
| self.assertEqual(posixpath.normpath(b"//"), b"//") | |
| self.assertEqual(posixpath.normpath(b"///"), b"/") | |
| self.assertEqual(posixpath.normpath(b"///foo/.//bar//"), b"/foo/bar") | |
| self.assertEqual(posixpath.normpath(b"///foo/.//bar//.//..//.//baz"), | |
| b"/foo/baz") | |
| self.assertEqual(posixpath.normpath(b"///..//./foo/.//bar"), | |
| b"/foo/bar") | |
| @skip_if_ABSTFN_contains_backslash | |
| def test_realpath_curdir(self): | |
| self.assertEqual(realpath('.'), os.getcwd()) | |
| self.assertEqual(realpath('./.'), os.getcwd()) | |
| self.assertEqual(realpath('/'.join(['.'] * 100)), os.getcwd()) | |
| self.assertEqual(realpath(b'.'), os.getcwdb()) | |
| self.assertEqual(realpath(b'./.'), os.getcwdb()) | |
| self.assertEqual(realpath(b'/'.join([b'.'] * 100)), os.getcwdb()) | |
| @skip_if_ABSTFN_contains_backslash | |
| def test_realpath_pardir(self): | |
| self.assertEqual(realpath('..'), dirname(os.getcwd())) | |
| self.assertEqual(realpath('../..'), dirname(dirname(os.getcwd()))) | |
| self.assertEqual(realpath('/'.join(['..'] * 100)), '/') | |
| self.assertEqual(realpath(b'..'), dirname(os.getcwdb())) | |
| self.assertEqual(realpath(b'../..'), dirname(dirname(os.getcwdb()))) | |
| self.assertEqual(realpath(b'/'.join([b'..'] * 100)), b'/') | |
| @unittest.skipUnless(hasattr(os, "symlink"), | |
| "Missing symlink implementation") | |
| @skip_if_ABSTFN_contains_backslash | |
| def test_realpath_basic(self): | |
| # Basic operation. | |
| try: | |
| os.symlink(ABSTFN+"1", ABSTFN) | |
| self.assertEqual(realpath(ABSTFN), ABSTFN+"1") | |
| finally: | |
| os_helper.unlink(ABSTFN) | |
| @unittest.skipUnless(hasattr(os, "symlink"), | |
| "Missing symlink implementation") | |
| @skip_if_ABSTFN_contains_backslash | |
| def test_realpath_strict(self): | |
| # Bug #43757: raise FileNotFoundError in strict mode if we encounter | |
| # a path that does not exist. | |
| try: | |
| os.symlink(ABSTFN+"1", ABSTFN) | |
| self.assertRaises(FileNotFoundError, realpath, ABSTFN, strict=True) | |
| self.assertRaises(FileNotFoundError, realpath, ABSTFN + "2", strict=True) | |
| finally: | |
| os_helper.unlink(ABSTFN) | |
| @unittest.skipUnless(hasattr(os, "symlink"), | |
| "Missing symlink implementation") | |
| @skip_if_ABSTFN_contains_backslash | |
| def test_realpath_relative(self): | |
| try: | |
| os.symlink(posixpath.relpath(ABSTFN+"1"), ABSTFN) | |
| self.assertEqual(realpath(ABSTFN), ABSTFN+"1") | |
| finally: | |
| os_helper.unlink(ABSTFN) | |
| @unittest.skipUnless(hasattr(os, "symlink"), | |
| "Missing symlink implementation") | |
| @skip_if_ABSTFN_contains_backslash | |
| def test_realpath_symlink_loops(self): | |
| # Bug #930024, return the path unchanged if we get into an infinite | |
| # symlink loop in non-strict mode (default). | |
| try: | |
| os.symlink(ABSTFN, ABSTFN) | |
| self.assertEqual(realpath(ABSTFN), ABSTFN) | |
| os.symlink(ABSTFN+"1", ABSTFN+"2") | |
| os.symlink(ABSTFN+"2", ABSTFN+"1") | |
| self.assertEqual(realpath(ABSTFN+"1"), ABSTFN+"1") | |
| self.assertEqual(realpath(ABSTFN+"2"), ABSTFN+"2") | |
| self.assertEqual(realpath(ABSTFN+"1/x"), ABSTFN+"1/x") | |
| self.assertEqual(realpath(ABSTFN+"1/.."), dirname(ABSTFN)) | |
| self.assertEqual(realpath(ABSTFN+"1/../x"), dirname(ABSTFN) + "/x") | |
| os.symlink(ABSTFN+"x", ABSTFN+"y") | |
| self.assertEqual(realpath(ABSTFN+"1/../" + basename(ABSTFN) + "y"), | |
| ABSTFN + "y") | |
| self.assertEqual(realpath(ABSTFN+"1/../" + basename(ABSTFN) + "1"), | |
| ABSTFN + "1") | |
| os.symlink(basename(ABSTFN) + "a/b", ABSTFN+"a") | |
| self.assertEqual(realpath(ABSTFN+"a"), ABSTFN+"a/b") | |
| os.symlink("../" + basename(dirname(ABSTFN)) + "/" + | |
| basename(ABSTFN) + "c", ABSTFN+"c") | |
| self.assertEqual(realpath(ABSTFN+"c"), ABSTFN+"c") | |
| # Test using relative path as well. | |
| with os_helper.change_cwd(dirname(ABSTFN)): | |
| self.assertEqual(realpath(basename(ABSTFN)), ABSTFN) | |
| finally: | |
| os_helper.unlink(ABSTFN) | |
| os_helper.unlink(ABSTFN+"1") | |
| os_helper.unlink(ABSTFN+"2") | |
| os_helper.unlink(ABSTFN+"y") | |
| os_helper.unlink(ABSTFN+"c") | |
| os_helper.unlink(ABSTFN+"a") | |
| @unittest.skipUnless(hasattr(os, "symlink"), | |
| "Missing symlink implementation") | |
| @skip_if_ABSTFN_contains_backslash | |
| def test_realpath_symlink_loops_strict(self): | |
| # Bug #43757, raise OSError if we get into an infinite symlink loop in | |
| # strict mode. | |
| try: | |
| os.symlink(ABSTFN, ABSTFN) | |
| self.assertRaises(OSError, realpath, ABSTFN, strict=True) | |
| os.symlink(ABSTFN+"1", ABSTFN+"2") | |
| os.symlink(ABSTFN+"2", ABSTFN+"1") | |
| self.assertRaises(OSError, realpath, ABSTFN+"1", strict=True) | |
| self.assertRaises(OSError, realpath, ABSTFN+"2", strict=True) | |
| self.assertRaises(OSError, realpath, ABSTFN+"1/x", strict=True) | |
| self.assertRaises(OSError, realpath, ABSTFN+"1/..", strict=True) | |
| self.assertRaises(OSError, realpath, ABSTFN+"1/../x", strict=True) | |
| os.symlink(ABSTFN+"x", ABSTFN+"y") | |
| self.assertRaises(OSError, realpath, | |
| ABSTFN+"1/../" + basename(ABSTFN) + "y", strict=True) | |
| self.assertRaises(OSError, realpath, | |
| ABSTFN+"1/../" + basename(ABSTFN) + "1", strict=True) | |
| os.symlink(basename(ABSTFN) + "a/b", ABSTFN+"a") | |
| self.assertRaises(OSError, realpath, ABSTFN+"a", strict=True) | |
| os.symlink("../" + basename(dirname(ABSTFN)) + "/" + | |
| basename(ABSTFN) + "c", ABSTFN+"c") | |
| self.assertRaises(OSError, realpath, ABSTFN+"c", strict=True) | |
| # Test using relative path as well. | |
| with os_helper.change_cwd(dirname(ABSTFN)): | |
| self.assertRaises(OSError, realpath, basename(ABSTFN), strict=True) | |
| finally: | |
| os_helper.unlink(ABSTFN) | |
| os_helper.unlink(ABSTFN+"1") | |
| os_helper.unlink(ABSTFN+"2") | |
| os_helper.unlink(ABSTFN+"y") | |
| os_helper.unlink(ABSTFN+"c") | |
| os_helper.unlink(ABSTFN+"a") | |
| @unittest.skipUnless(hasattr(os, "symlink"), | |
| "Missing symlink implementation") | |
| @skip_if_ABSTFN_contains_backslash | |
| def test_realpath_repeated_indirect_symlinks(self): | |
| # Issue #6975. | |
| try: | |
| os.mkdir(ABSTFN) | |
| os.symlink('../' + basename(ABSTFN), ABSTFN + '/self') | |
| os.symlink('self/self/self', ABSTFN + '/link') | |
| self.assertEqual(realpath(ABSTFN + '/link'), ABSTFN) | |
| finally: | |
| os_helper.unlink(ABSTFN + '/self') | |
| os_helper.unlink(ABSTFN + '/link') | |
| safe_rmdir(ABSTFN) | |
| @unittest.skipUnless(hasattr(os, "symlink"), | |
| "Missing symlink implementation") | |
| @skip_if_ABSTFN_contains_backslash | |
| def test_realpath_deep_recursion(self): | |
| depth = 10 | |
| try: | |
| os.mkdir(ABSTFN) | |
| for i in range(depth): | |
| os.symlink('/'.join(['%d' % i] * 10), ABSTFN + '/%d' % (i + 1)) | |
| os.symlink('.', ABSTFN + '/0') | |
| self.assertEqual(realpath(ABSTFN + '/%d' % depth), ABSTFN) | |
| # Test using relative path as well. | |
| with os_helper.change_cwd(ABSTFN): | |
| self.assertEqual(realpath('%d' % depth), ABSTFN) | |
| finally: | |
| for i in range(depth + 1): | |
| os_helper.unlink(ABSTFN + '/%d' % i) | |
| safe_rmdir(ABSTFN) | |
| @unittest.skipUnless(hasattr(os, "symlink"), | |
| "Missing symlink implementation") | |
| @skip_if_ABSTFN_contains_backslash | |
| def test_realpath_resolve_parents(self): | |
| # We also need to resolve any symlinks in the parents of a relative | |
| # path passed to realpath. E.g.: current working directory is | |
| # /usr/doc with 'doc' being a symlink to /usr/share/doc. We call | |
| # realpath("a"). This should return /usr/share/doc/a/. | |
| try: | |
| os.mkdir(ABSTFN) | |
| os.mkdir(ABSTFN + "/y") | |
| os.symlink(ABSTFN + "/y", ABSTFN + "/k") | |
| with os_helper.change_cwd(ABSTFN + "/k"): | |
| self.assertEqual(realpath("a"), ABSTFN + "/y/a") | |
| finally: | |
| os_helper.unlink(ABSTFN + "/k") | |
| safe_rmdir(ABSTFN + "/y") | |
| safe_rmdir(ABSTFN) | |
| @unittest.skipUnless(hasattr(os, "symlink"), | |
| "Missing symlink implementation") | |
| @skip_if_ABSTFN_contains_backslash | |
| def test_realpath_resolve_before_normalizing(self): | |
| # Bug #990669: Symbolic links should be resolved before we | |
| # normalize the path. E.g.: if we have directories 'a', 'k' and 'y' | |
| # in the following hierarchy: | |
| # a/k/y | |
| # | |
| # and a symbolic link 'link-y' pointing to 'y' in directory 'a', | |
| # then realpath("link-y/..") should return 'k', not 'a'. | |
| try: | |
| os.mkdir(ABSTFN) | |
| os.mkdir(ABSTFN + "/k") | |
| os.mkdir(ABSTFN + "/k/y") | |
| os.symlink(ABSTFN + "/k/y", ABSTFN + "/link-y") | |
| # Absolute path. | |
| self.assertEqual(realpath(ABSTFN + "/link-y/.."), ABSTFN + "/k") | |
| # Relative path. | |
| with os_helper.change_cwd(dirname(ABSTFN)): | |
| self.assertEqual(realpath(basename(ABSTFN) + "/link-y/.."), | |
| ABSTFN + "/k") | |
| finally: | |
| os_helper.unlink(ABSTFN + "/link-y") | |
| safe_rmdir(ABSTFN + "/k/y") | |
| safe_rmdir(ABSTFN + "/k") | |
| safe_rmdir(ABSTFN) | |
| @unittest.skipUnless(hasattr(os, "symlink"), | |
| "Missing symlink implementation") | |
| @skip_if_ABSTFN_contains_backslash | |
| def test_realpath_resolve_first(self): | |
| # Bug #1213894: The first component of the path, if not absolute, | |
| # must be resolved too. | |
| try: | |
| os.mkdir(ABSTFN) | |
| os.mkdir(ABSTFN + "/k") | |
| os.symlink(ABSTFN, ABSTFN + "link") | |
| with os_helper.change_cwd(dirname(ABSTFN)): | |
| base = basename(ABSTFN) | |
| self.assertEqual(realpath(base + "link"), ABSTFN) | |
| self.assertEqual(realpath(base + "link/k"), ABSTFN + "/k") | |
| finally: | |
| os_helper.unlink(ABSTFN + "link") | |
| safe_rmdir(ABSTFN + "/k") | |
| safe_rmdir(ABSTFN) | |
| def test_relpath(self): | |
| (real_getcwd, os.getcwd) = (os.getcwd, lambda: r"/home/user/bar") | |
| try: | |
| curdir = os.path.split(os.getcwd())[-1] | |
| self.assertRaises(ValueError, posixpath.relpath, "") | |
| self.assertEqual(posixpath.relpath("a"), "a") | |
| self.assertEqual(posixpath.relpath(posixpath.abspath("a")), "a") | |
| self.assertEqual(posixpath.relpath("a/b"), "a/b") | |
| self.assertEqual(posixpath.relpath("../a/b"), "../a/b") | |
| self.assertEqual(posixpath.relpath("a", "../b"), "../"+curdir+"/a") | |
| self.assertEqual(posixpath.relpath("a/b", "../c"), | |
| "../"+curdir+"/a/b") | |
| self.assertEqual(posixpath.relpath("a", "b/c"), "../../a") | |
| self.assertEqual(posixpath.relpath("a", "a"), ".") | |
| self.assertEqual(posixpath.relpath("/foo/bar/bat", "/x/y/z"), '../../../foo/bar/bat') | |
| self.assertEqual(posixpath.relpath("/foo/bar/bat", "/foo/bar"), 'bat') | |
| self.assertEqual(posixpath.relpath("/foo/bar/bat", "/"), 'foo/bar/bat') | |
| self.assertEqual(posixpath.relpath("/", "/foo/bar/bat"), '../../..') | |
| self.assertEqual(posixpath.relpath("/foo/bar/bat", "/x"), '../foo/bar/bat') | |
| self.assertEqual(posixpath.relpath("/x", "/foo/bar/bat"), '../../../x') | |
| self.assertEqual(posixpath.relpath("/", "/"), '.') | |
| self.assertEqual(posixpath.relpath("/a", "/a"), '.') | |
| self.assertEqual(posixpath.relpath("/a/b", "/a/b"), '.') | |
| finally: | |
| os.getcwd = real_getcwd | |
| def test_relpath_bytes(self): | |
| (real_getcwdb, os.getcwdb) = (os.getcwdb, lambda: br"/home/user/bar") | |
| try: | |
| curdir = os.path.split(os.getcwdb())[-1] | |
| self.assertRaises(ValueError, posixpath.relpath, b"") | |
| self.assertEqual(posixpath.relpath(b"a"), b"a") | |
| self.assertEqual(posixpath.relpath(posixpath.abspath(b"a")), b"a") | |
| self.assertEqual(posixpath.relpath(b"a/b"), b"a/b") | |
| self.assertEqual(posixpath.relpath(b"../a/b"), b"../a/b") | |
| self.assertEqual(posixpath.relpath(b"a", b"../b"), | |
| b"../"+curdir+b"/a") | |
| self.assertEqual(posixpath.relpath(b"a/b", b"../c"), | |
| b"../"+curdir+b"/a/b") | |
| self.assertEqual(posixpath.relpath(b"a", b"b/c"), b"../../a") | |
| self.assertEqual(posixpath.relpath(b"a", b"a"), b".") | |
| self.assertEqual(posixpath.relpath(b"/foo/bar/bat", b"/x/y/z"), b'../../../foo/bar/bat') | |
| self.assertEqual(posixpath.relpath(b"/foo/bar/bat", b"/foo/bar"), b'bat') | |
| self.assertEqual(posixpath.relpath(b"/foo/bar/bat", b"/"), b'foo/bar/bat') | |
| self.assertEqual(posixpath.relpath(b"/", b"/foo/bar/bat"), b'../../..') | |
| self.assertEqual(posixpath.relpath(b"/foo/bar/bat", b"/x"), b'../foo/bar/bat') | |
| self.assertEqual(posixpath.relpath(b"/x", b"/foo/bar/bat"), b'../../../x') | |
| self.assertEqual(posixpath.relpath(b"/", b"/"), b'.') | |
| self.assertEqual(posixpath.relpath(b"/a", b"/a"), b'.') | |
| self.assertEqual(posixpath.relpath(b"/a/b", b"/a/b"), b'.') | |
| self.assertRaises(TypeError, posixpath.relpath, b"bytes", "str") | |
| self.assertRaises(TypeError, posixpath.relpath, "str", b"bytes") | |
| finally: | |
| os.getcwdb = real_getcwdb | |
| def test_commonpath(self): | |
| def check(paths, expected): | |
| self.assertEqual(posixpath.commonpath(paths), expected) | |
| self.assertEqual(posixpath.commonpath([os.fsencode(p) for p in paths]), | |
| os.fsencode(expected)) | |
| def check_error(exc, paths): | |
| self.assertRaises(exc, posixpath.commonpath, paths) | |
| self.assertRaises(exc, posixpath.commonpath, | |
| [os.fsencode(p) for p in paths]) | |
| self.assertRaises(ValueError, posixpath.commonpath, []) | |
| check_error(ValueError, ['/usr', 'usr']) | |
| check_error(ValueError, ['usr', '/usr']) | |
| check(['/usr/local'], '/usr/local') | |
| check(['/usr/local', '/usr/local'], '/usr/local') | |
| check(['/usr/local/', '/usr/local'], '/usr/local') | |
| check(['/usr/local/', '/usr/local/'], '/usr/local') | |
| check(['/usr//local', '//usr/local'], '/usr/local') | |
| check(['/usr/./local', '/./usr/local'], '/usr/local') | |
| check(['/', '/dev'], '/') | |
| check(['/usr', '/dev'], '/') | |
| check(['/usr/lib/', '/usr/lib/python3'], '/usr/lib') | |
| check(['/usr/lib/', '/usr/lib64/'], '/usr') | |
| check(['/usr/lib', '/usr/lib64'], '/usr') | |
| check(['/usr/lib/', '/usr/lib64'], '/usr') | |
| check(['spam'], 'spam') | |
| check(['spam', 'spam'], 'spam') | |
| check(['spam', 'alot'], '') | |
| check(['and/jam', 'and/spam'], 'and') | |
| check(['and//jam', 'and/spam//'], 'and') | |
| check(['and/./jam', './and/spam'], 'and') | |
| check(['and/jam', 'and/spam', 'alot'], '') | |
| check(['and/jam', 'and/spam', 'and'], 'and') | |
| check([''], '') | |
| check(['', 'spam/alot'], '') | |
| check_error(ValueError, ['', '/spam/alot']) | |
| self.assertRaises(TypeError, posixpath.commonpath, | |
| [b'/usr/lib/', '/usr/lib/python3']) | |
| self.assertRaises(TypeError, posixpath.commonpath, | |
| [b'/usr/lib/', 'usr/lib/python3']) | |
| self.assertRaises(TypeError, posixpath.commonpath, | |
| [b'usr/lib/', '/usr/lib/python3']) | |
| self.assertRaises(TypeError, posixpath.commonpath, | |
| ['/usr/lib/', b'/usr/lib/python3']) | |
| self.assertRaises(TypeError, posixpath.commonpath, | |
| ['/usr/lib/', b'usr/lib/python3']) | |
| self.assertRaises(TypeError, posixpath.commonpath, | |
| ['usr/lib/', b'/usr/lib/python3']) | |
| class PosixCommonTest(test_genericpath.CommonTest, unittest.TestCase): | |
| pathmodule = posixpath | |
| attributes = ['relpath', 'samefile', 'sameopenfile', 'samestat'] | |
| class PathLikeTests(unittest.TestCase): | |
| path = posixpath | |
| def setUp(self): | |
| self.file_name = os_helper.TESTFN | |
| self.file_path = FakePath(os_helper.TESTFN) | |
| self.addCleanup(os_helper.unlink, self.file_name) | |
| with open(self.file_name, 'xb', 0) as file: | |
| file.write(b"test_posixpath.PathLikeTests") | |
| def assertPathEqual(self, func): | |
| self.assertEqual(func(self.file_path), func(self.file_name)) | |
| def test_path_normcase(self): | |
| self.assertPathEqual(self.path.normcase) | |
| def test_path_isabs(self): | |
| self.assertPathEqual(self.path.isabs) | |
| def test_path_join(self): | |
| self.assertEqual(self.path.join('a', FakePath('b'), 'c'), | |
| self.path.join('a', 'b', 'c')) | |
| def test_path_split(self): | |
| self.assertPathEqual(self.path.split) | |
| def test_path_splitext(self): | |
| self.assertPathEqual(self.path.splitext) | |
| def test_path_splitdrive(self): | |
| self.assertPathEqual(self.path.splitdrive) | |
| def test_path_basename(self): | |
| self.assertPathEqual(self.path.basename) | |
| def test_path_dirname(self): | |
| self.assertPathEqual(self.path.dirname) | |
| def test_path_islink(self): | |
| self.assertPathEqual(self.path.islink) | |
| def test_path_lexists(self): | |
| self.assertPathEqual(self.path.lexists) | |
| def test_path_ismount(self): | |
| self.assertPathEqual(self.path.ismount) | |
| def test_path_expanduser(self): | |
| self.assertPathEqual(self.path.expanduser) | |
| def test_path_expandvars(self): | |
| self.assertPathEqual(self.path.expandvars) | |
| def test_path_normpath(self): | |
| self.assertPathEqual(self.path.normpath) | |
| def test_path_abspath(self): | |
| self.assertPathEqual(self.path.abspath) | |
| def test_path_realpath(self): | |
| self.assertPathEqual(self.path.realpath) | |
| def test_path_relpath(self): | |
| self.assertPathEqual(self.path.relpath) | |
| def test_path_commonpath(self): | |
| common_path = self.path.commonpath([self.file_path, self.file_name]) | |
| self.assertEqual(common_path, self.file_name) | |
| if __name__=="__main__": | |
| unittest.main() |