symbian-qemu-0.9.1-12/python-2.6.1/Lib/test/test_posixpath.py
changeset 1 2fb8b9db1c86
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/symbian-qemu-0.9.1-12/python-2.6.1/Lib/test/test_posixpath.py	Fri Jul 31 15:01:17 2009 +0100
@@ -0,0 +1,512 @@
+import unittest
+from test import test_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(test_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"]:
+            test_support.unlink(test_support.TESTFN + suffix)
+            safe_rmdir(test_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(test_support.TESTFN, "wb")
+        try:
+            f.write("foo")
+            f.close()
+            self.assertEqual(posixpath.getsize(test_support.TESTFN), 3)
+        finally:
+            if not f.closed:
+                f.close()
+
+    def test_time(self):
+        f = open(test_support.TESTFN, "wb")
+        try:
+            f.write("foo")
+            f.close()
+            f = open(test_support.TESTFN, "ab")
+            f.write("bar")
+            f.close()
+            f = open(test_support.TESTFN, "rb")
+            d = f.read()
+            f.close()
+            self.assertEqual(d, "foobar")
+
+            self.assert_(
+                posixpath.getctime(test_support.TESTFN) <=
+                posixpath.getmtime(test_support.TESTFN)
+            )
+        finally:
+            if not f.closed:
+                f.close()
+
+    def test_islink(self):
+        self.assertIs(posixpath.islink(test_support.TESTFN + "1"), False)
+        f = open(test_support.TESTFN + "1", "wb")
+        try:
+            f.write("foo")
+            f.close()
+            self.assertIs(posixpath.islink(test_support.TESTFN + "1"), False)
+            if hasattr(os, "symlink"):
+                os.symlink(test_support.TESTFN + "1", test_support.TESTFN + "2")
+                self.assertIs(posixpath.islink(test_support.TESTFN + "2"), True)
+                os.remove(test_support.TESTFN + "1")
+                self.assertIs(posixpath.islink(test_support.TESTFN + "2"), True)
+                self.assertIs(posixpath.exists(test_support.TESTFN + "2"), False)
+                self.assertIs(posixpath.lexists(test_support.TESTFN + "2"), True)
+        finally:
+            if not f.close():
+                f.close()
+
+        self.assertRaises(TypeError, posixpath.islink)
+
+    def test_exists(self):
+        self.assertIs(posixpath.exists(test_support.TESTFN), False)
+        f = open(test_support.TESTFN, "wb")
+        try:
+            f.write("foo")
+            f.close()
+            self.assertIs(posixpath.exists(test_support.TESTFN), True)
+            self.assertIs(posixpath.lexists(test_support.TESTFN), True)
+        finally:
+            if not f.close():
+                f.close()
+
+        self.assertRaises(TypeError, posixpath.exists)
+
+    def test_isdir(self):
+        self.assertIs(posixpath.isdir(test_support.TESTFN), False)
+        f = open(test_support.TESTFN, "wb")
+        try:
+            f.write("foo")
+            f.close()
+            self.assertIs(posixpath.isdir(test_support.TESTFN), False)
+            os.remove(test_support.TESTFN)
+            os.mkdir(test_support.TESTFN)
+            self.assertIs(posixpath.isdir(test_support.TESTFN), True)
+            os.rmdir(test_support.TESTFN)
+        finally:
+            if not f.close():
+                f.close()
+
+        self.assertRaises(TypeError, posixpath.isdir)
+
+    def test_isfile(self):
+        self.assertIs(posixpath.isfile(test_support.TESTFN), False)
+        f = open(test_support.TESTFN, "wb")
+        try:
+            f.write("foo")
+            f.close()
+            self.assertIs(posixpath.isfile(test_support.TESTFN), True)
+            os.remove(test_support.TESTFN)
+            os.mkdir(test_support.TESTFN)
+            self.assertIs(posixpath.isfile(test_support.TESTFN), False)
+            os.rmdir(test_support.TESTFN)
+        finally:
+            if not f.close():
+                f.close()
+
+        self.assertRaises(TypeError, posixpath.isdir)
+
+    def test_samefile(self):
+        f = open(test_support.TESTFN + "1", "wb")
+        try:
+            f.write("foo")
+            f.close()
+            self.assertIs(
+                posixpath.samefile(
+                    test_support.TESTFN + "1",
+                    test_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(
+                    test_support.TESTFN + "1",
+                    test_support.TESTFN + "2"
+                )
+                self.assertIs(
+                    posixpath.samefile(
+                        test_support.TESTFN + "1",
+                        test_support.TESTFN + "2"
+                    ),
+                    True
+                )
+                os.remove(test_support.TESTFN + "2")
+                f = open(test_support.TESTFN + "2", "wb")
+                f.write("bar")
+                f.close()
+                self.assertIs(
+                    posixpath.samefile(
+                        test_support.TESTFN + "1",
+                        test_support.TESTFN + "2"
+                    ),
+                    False
+                )
+        finally:
+            if not f.close():
+                f.close()
+
+        self.assertRaises(TypeError, posixpath.samefile)
+
+    def test_samestat(self):
+        f = open(test_support.TESTFN + "1", "wb")
+        try:
+            f.write("foo")
+            f.close()
+            self.assertIs(
+                posixpath.samestat(
+                    os.stat(test_support.TESTFN + "1"),
+                    os.stat(test_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(test_support.TESTFN + "1", test_support.TESTFN + "2")
+                    self.assertIs(
+                        posixpath.samestat(
+                            os.stat(test_support.TESTFN + "1"),
+                            os.stat(test_support.TESTFN + "2")
+                        ),
+                        True
+                    )
+                    os.remove(test_support.TESTFN + "2")
+                f = open(test_support.TESTFN + "2", "wb")
+                f.write("bar")
+                f.close()
+                self.assertIs(
+                    posixpath.samestat(
+                        os.stat(test_support.TESTFN + "1"),
+                        os.stat(test_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("~/"), basestring))
+            # 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/"), basestring))
+            self.assert_(isinstance(posixpath.expanduser("~foo/"), basestring))
+
+        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:
+                test_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)
+                test_support.unlink(ABSTFN)
+                test_support.unlink(ABSTFN+"1")
+                test_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)
+                test_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)
+                test_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)
+                test_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():
+    test_support.run_unittest(PosixPathTest)
+
+if __name__=="__main__":
+    test_main()