| import unittest |
| from test import support |
| |
| import posixpath, os |
| from posixpath import realpath, abspath, join, dirname, basename, relpath |
| |
| # 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 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 assertIs(self, a, b): |
| self.assert_(a is b) |
| |
| def test_normcase(self): |
| # Check that normcase() is idempotent |
| p = "FoO/./BaR" |
| p = posixpath.normcase(p) |
| self.assertEqual(p, posixpath.normcase(p)) |
| |
| self.assertRaises(TypeError, posixpath.normcase) |
| |
| 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.assertRaises(TypeError, posixpath.join) |
| |
| def test_splitdrive(self): |
| self.assertEqual(posixpath.splitdrive("/foo/bar"), ("", "/foo/bar")) |
| |
| self.assertRaises(TypeError, posixpath.splitdrive) |
| |
| 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.assertRaises(TypeError, posixpath.split) |
| |
| 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 + "/", "")) |
| |
| 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("", "", "") |
| self.assertRaises(TypeError, posixpath.splitext) |
| |
| 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.assertRaises(TypeError, posixpath.isabs) |
| |
| def test_splitdrive(self): |
| self.assertEqual(posixpath.splitdrive("/foo/bar"), ("", "/foo/bar")) |
| |
| self.assertRaises(TypeError, posixpath.splitdrive) |
| |
| 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.assertRaises(TypeError, posixpath.basename) |
| |
| 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.assertRaises(TypeError, posixpath.dirname) |
| |
| def test_commonprefix(self): |
| self.assertEqual( |
| posixpath.commonprefix([]), |
| "" |
| ) |
| self.assertEqual( |
| posixpath.commonprefix(["/home/swenson/spam", "/home/swen/spam"]), |
| "/home/swen" |
| ) |
| self.assertEqual( |
| posixpath.commonprefix(["/home/swen/spam", "/home/swen/eggs"]), |
| "/home/swen/" |
| ) |
| self.assertEqual( |
| posixpath.commonprefix(["/home/swen/spam", "/home/swen/spam"]), |
| "/home/swen/spam" |
| ) |
| |
| testlist = ['', 'abc', 'Xbcd', 'Xb', 'XY', 'abcd', 'aXc', 'abd', 'ab', 'aX', 'abcX'] |
| for s1 in testlist: |
| for s2 in testlist: |
| p = posixpath.commonprefix([s1, s2]) |
| self.assert_(s1.startswith(p)) |
| self.assert_(s2.startswith(p)) |
| if s1 != s2: |
| n = len(p) |
| self.assertNotEqual(s1[n:n+1], s2[n:n+1]) |
| |
| def test_getsize(self): |
| f = open(support.TESTFN, "wb") |
| try: |
| f.write(b"foo") |
| f.close() |
| self.assertEqual(posixpath.getsize(support.TESTFN), 3) |
| finally: |
| if not f.closed: |
| f.close() |
| |
| def test_time(self): |
| f = open(support.TESTFN, "wb") |
| try: |
| f.write(b"foo") |
| f.close() |
| f = open(support.TESTFN, "ab") |
| f.write(b"bar") |
| f.close() |
| f = open(support.TESTFN, "rb") |
| d = f.read() |
| f.close() |
| self.assertEqual(d, b"foobar") |
| |
| self.assert_( |
| posixpath.getctime(support.TESTFN) <= |
| posixpath.getmtime(support.TESTFN) |
| ) |
| finally: |
| if not f.closed: |
| f.close() |
| |
| 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() |
| |
| self.assertRaises(TypeError, posixpath.islink) |
| |
| def test_exists(self): |
| self.assertIs(posixpath.exists(support.TESTFN), False) |
| f = open(support.TESTFN, "wb") |
| try: |
| f.write(b"foo") |
| f.close() |
| self.assertIs(posixpath.exists(support.TESTFN), True) |
| self.assertIs(posixpath.lexists(support.TESTFN), True) |
| finally: |
| if not f.close(): |
| f.close() |
| |
| self.assertRaises(TypeError, posixpath.exists) |
| |
| def test_isdir(self): |
| self.assertIs(posixpath.isdir(support.TESTFN), False) |
| f = open(support.TESTFN, "wb") |
| try: |
| f.write(b"foo") |
| f.close() |
| self.assertIs(posixpath.isdir(support.TESTFN), False) |
| os.remove(support.TESTFN) |
| os.mkdir(support.TESTFN) |
| self.assertIs(posixpath.isdir(support.TESTFN), True) |
| os.rmdir(support.TESTFN) |
| finally: |
| if not f.close(): |
| f.close() |
| |
| self.assertRaises(TypeError, posixpath.isdir) |
| |
| def test_isfile(self): |
| self.assertIs(posixpath.isfile(support.TESTFN), False) |
| f = open(support.TESTFN, "wb") |
| try: |
| f.write(b"foo") |
| f.close() |
| self.assertIs(posixpath.isfile(support.TESTFN), True) |
| os.remove(support.TESTFN) |
| os.mkdir(support.TESTFN) |
| self.assertIs(posixpath.isfile(support.TESTFN), False) |
| os.rmdir(support.TESTFN) |
| finally: |
| if not f.close(): |
| f.close() |
| |
| self.assertRaises(TypeError, posixpath.isdir) |
| |
| def test_samefile(self): |
| f = open(support.TESTFN + "1", "wb") |
| try: |
| f.write(b"foo") |
| f.close() |
| self.assertIs( |
| posixpath.samefile( |
| support.TESTFN + "1", |
| support.TESTFN + "1" |
| ), |
| True |
| ) |
| # If we don't have links, assume that os.stat doesn't return resonable |
| # inode information and thus, that samefile() doesn't work |
| if hasattr(os, "symlink"): |
| os.symlink( |
| support.TESTFN + "1", |
| support.TESTFN + "2" |
| ) |
| self.assertIs( |
| posixpath.samefile( |
| support.TESTFN + "1", |
| support.TESTFN + "2" |
| ), |
| True |
| ) |
| os.remove(support.TESTFN + "2") |
| f = open(support.TESTFN + "2", "wb") |
| f.write(b"bar") |
| f.close() |
| self.assertIs( |
| posixpath.samefile( |
| support.TESTFN + "1", |
| support.TESTFN + "2" |
| ), |
| False |
| ) |
| finally: |
| if not f.close(): |
| f.close() |
| |
| self.assertRaises(TypeError, posixpath.samefile) |
| |
| def test_samestat(self): |
| f = open(support.TESTFN + "1", "wb") |
| try: |
| f.write(b"foo") |
| f.close() |
| self.assertIs( |
| posixpath.samestat( |
| os.stat(support.TESTFN + "1"), |
| os.stat(support.TESTFN + "1") |
| ), |
| True |
| ) |
| # If we don't have links, assume that os.stat() doesn't return resonable |
| # inode information and thus, that samefile() doesn't work |
| if hasattr(os, "symlink"): |
| if hasattr(os, "symlink"): |
| os.symlink(support.TESTFN + "1", support.TESTFN + "2") |
| self.assertIs( |
| posixpath.samestat( |
| os.stat(support.TESTFN + "1"), |
| os.stat(support.TESTFN + "2") |
| ), |
| True |
| ) |
| os.remove(support.TESTFN + "2") |
| f = open(support.TESTFN + "2", "wb") |
| f.write(b"bar") |
| f.close() |
| self.assertIs( |
| posixpath.samestat( |
| os.stat(support.TESTFN + "1"), |
| os.stat(support.TESTFN + "2") |
| ), |
| False |
| ) |
| finally: |
| if not f.close(): |
| f.close() |
| |
| self.assertRaises(TypeError, posixpath.samestat) |
| |
| def test_ismount(self): |
| self.assertIs(posixpath.ismount("/"), True) |
| |
| self.assertRaises(TypeError, posixpath.ismount) |
| |
| def test_expanduser(self): |
| self.assertEqual(posixpath.expanduser("foo"), "foo") |
| try: |
| import pwd |
| except ImportError: |
| pass |
| else: |
| self.assert_(isinstance(posixpath.expanduser("~/"), str)) |
| # if home directory == root directory, this test makes no sense |
| if posixpath.expanduser("~") != '/': |
| self.assertEqual( |
| posixpath.expanduser("~") + "/", |
| posixpath.expanduser("~/") |
| ) |
| self.assert_(isinstance(posixpath.expanduser("~root/"), str)) |
| self.assert_(isinstance(posixpath.expanduser("~foo/"), str)) |
| |
| self.assertRaises(TypeError, posixpath.expanduser) |
| |
| def test_expandvars(self): |
| oldenv = os.environ.copy() |
| try: |
| os.environ.clear() |
| os.environ["foo"] = "bar" |
| os.environ["{foo"] = "baz1" |
| os.environ["{foo}"] = "baz2" |
| self.assertEqual(posixpath.expandvars("foo"), "foo") |
| self.assertEqual(posixpath.expandvars("$foo bar"), "bar bar") |
| self.assertEqual(posixpath.expandvars("${foo}bar"), "barbar") |
| self.assertEqual(posixpath.expandvars("$[foo]bar"), "$[foo]bar") |
| self.assertEqual(posixpath.expandvars("$bar bar"), "$bar bar") |
| self.assertEqual(posixpath.expandvars("$?bar"), "$?bar") |
| self.assertEqual(posixpath.expandvars("${foo}bar"), "barbar") |
| self.assertEqual(posixpath.expandvars("$foo}bar"), "bar}bar") |
| self.assertEqual(posixpath.expandvars("${foo"), "${foo") |
| self.assertEqual(posixpath.expandvars("${{foo}}"), "baz1}") |
| self.assertEqual(posixpath.expandvars("$foo$foo"), "barbar") |
| self.assertEqual(posixpath.expandvars("$bar$bar"), "$bar$bar") |
| finally: |
| os.environ.clear() |
| os.environ.update(oldenv) |
| |
| self.assertRaises(TypeError, posixpath.expandvars) |
| |
| 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.assertRaises(TypeError, posixpath.normpath) |
| |
| def test_abspath(self): |
| self.assert_("foo" in posixpath.abspath("foo")) |
| |
| self.assertRaises(TypeError, posixpath.abspath) |
| |
| def test_realpath(self): |
| self.assert_("foo" in realpath("foo")) |
| self.assertRaises(TypeError, posixpath.realpath) |
| |
| if hasattr(os, "symlink"): |
| def test_realpath_basic(self): |
| # Basic operation. |
| try: |
| os.symlink(ABSTFN+"1", ABSTFN) |
| self.assertEqual(realpath(ABSTFN), ABSTFN+"1") |
| finally: |
| support.unlink(ABSTFN) |
| |
| 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") |
| |
| 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) |
| |
| 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) |
| |
| 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"), ".") |
| finally: |
| os.getcwd = real_getcwd |
| |
| def test_main(): |
| support.run_unittest(PosixPathTest) |
| |
| if __name__=="__main__": |
| test_main() |