| import unittest |
| from test import support, test_genericpath |
| |
| import posixpath |
| import os |
| import sys |
| from posixpath import realpath, abspath, dirname, basename |
| |
| # 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(support.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"]: |
| support.unlink(support.TESTFN + suffix) |
| safe_rmdir(support.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/") |
| |
| self.assertRaises(TypeError, posixpath.join, b"bytes", "str") |
| self.assertRaises(TypeError, posixpath.join, "str", b"bytes") |
| |
| 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(support.TESTFN + "1"), False) |
| f = open(support.TESTFN + "1", "wb") |
| try: |
| f.write(b"foo") |
| f.close() |
| self.assertIs(posixpath.islink(support.TESTFN + "1"), False) |
| if hasattr(os, "symlink"): |
| os.symlink(support.TESTFN + "1", support.TESTFN + "2") |
| self.assertIs(posixpath.islink(support.TESTFN + "2"), True) |
| os.remove(support.TESTFN + "1") |
| self.assertIs(posixpath.islink(support.TESTFN + "2"), True) |
| self.assertIs(posixpath.exists(support.TESTFN + "2"), False) |
| self.assertIs(posixpath.lexists(support.TESTFN + "2"), True) |
| finally: |
| if not f.close(): |
| f.close() |
| |
| @staticmethod |
| def _create_file(filename): |
| with open(filename, 'wb') as f: |
| f.write(b'foo') |
| |
| def test_samefile(self): |
| test_fn = support.TESTFN + "1" |
| self._create_file(test_fn) |
| self.assertTrue(posixpath.samefile(test_fn, test_fn)) |
| self.assertRaises(TypeError, posixpath.samefile) |
| |
| @unittest.skipIf( |
| sys.platform.startswith('win'), |
| "posixpath.samefile does not work on links in Windows") |
| @unittest.skipUnless(hasattr(os, "symlink"), |
| "Missing symlink implementation") |
| def test_samefile_on_links(self): |
| test_fn1 = support.TESTFN + "1" |
| test_fn2 = support.TESTFN + "2" |
| self._create_file(test_fn1) |
| |
| os.symlink(test_fn1, test_fn2) |
| self.assertTrue(posixpath.samefile(test_fn1, test_fn2)) |
| os.remove(test_fn2) |
| |
| self._create_file(test_fn2) |
| self.assertFalse(posixpath.samefile(test_fn1, test_fn2)) |
| |
| |
| def test_samestat(self): |
| test_fn = support.TESTFN + "1" |
| self._create_file(test_fn) |
| test_fns = [test_fn]*2 |
| stats = map(os.stat, test_fns) |
| self.assertTrue(posixpath.samestat(*stats)) |
| |
| @unittest.skipIf( |
| sys.platform.startswith('win'), |
| "posixpath.samestat does not work on links in Windows") |
| @unittest.skipUnless(hasattr(os, "symlink"), |
| "Missing symlink implementation") |
| def test_samestat_on_links(self): |
| test_fn1 = support.TESTFN + "1" |
| test_fn2 = support.TESTFN + "2" |
| self._create_file(test_fn1) |
| test_fns = (test_fn1, test_fn2) |
| os.symlink(*test_fns) |
| stats = map(os.stat, test_fns) |
| self.assertTrue(posixpath.samestat(*stats)) |
| os.remove(test_fn2) |
| |
| self._create_file(test_fn2) |
| stats = map(os.stat, test_fns) |
| self.assertFalse(posixpath.samestat(*stats)) |
| |
| self.assertRaises(TypeError, posixpath.samestat) |
| |
| def test_ismount(self): |
| self.assertIs(posixpath.ismount("/"), True) |
| |
| def test_expanduser(self): |
| self.assertEqual(posixpath.expanduser("foo"), "foo") |
| self.assertEqual(posixpath.expanduser(b"foo"), b"foo") |
| try: |
| import pwd |
| except ImportError: |
| pass |
| else: |
| 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 support.EnvironmentVarGuard() as env: |
| env['HOME'] = '/' |
| self.assertEqual(posixpath.expanduser("~"), "/") |
| |
| 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") |
| |
| @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: |
| support.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. |
| try: |
| old_path = abspath('.') |
| 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") |
| |
| # Test using relative path as well. |
| os.chdir(dirname(ABSTFN)) |
| self.assertEqual(realpath(basename(ABSTFN)), ABSTFN) |
| finally: |
| os.chdir(old_path) |
| support.unlink(ABSTFN) |
| support.unlink(ABSTFN+"1") |
| support.unlink(ABSTFN+"2") |
| |
| @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: |
| old_path = abspath('.') |
| os.mkdir(ABSTFN) |
| os.mkdir(ABSTFN + "/y") |
| os.symlink(ABSTFN + "/y", ABSTFN + "/k") |
| |
| os.chdir(ABSTFN + "/k") |
| self.assertEqual(realpath("a"), ABSTFN + "/y/a") |
| finally: |
| os.chdir(old_path) |
| support.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: |
| old_path = abspath('.') |
| 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. |
| os.chdir(dirname(ABSTFN)) |
| self.assertEqual(realpath(basename(ABSTFN) + "/link-y/.."), |
| ABSTFN + "/k") |
| finally: |
| os.chdir(old_path) |
| support.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: |
| old_path = abspath('.') |
| os.mkdir(ABSTFN) |
| os.mkdir(ABSTFN + "/k") |
| os.symlink(ABSTFN, ABSTFN + "link") |
| os.chdir(dirname(ABSTFN)) |
| |
| base = basename(ABSTFN) |
| self.assertEqual(realpath(base + "link"), ABSTFN) |
| self.assertEqual(realpath(base + "link/k"), ABSTFN + "/k") |
| finally: |
| os.chdir(old_path) |
| support.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 |
| |
| |
| class PosixCommonTest(test_genericpath.CommonTest): |
| pathmodule = posixpath |
| attributes = ['relpath', 'samefile', 'sameopenfile', 'samestat'] |
| |
| |
| def test_main(): |
| support.run_unittest(PosixPathTest, PosixCommonTest) |
| |
| |
| if __name__=="__main__": |
| test_main() |