Method test_context_manager

Lib/test/test_winreg.py:254–261

(self)

        self.assertEqual(r, os.environ["windir"] + "\\test")

    def test_context_manager(self):
        # ensure that the handle is closed if an exception occurs
        try:
            with ConnectRegistry(None, HKEY_LOCAL_MACHINE) as h:
                self.assertNotEqual(h.handle, 0)
                raise OSError
        except OSError:
            self.assertEqual(h.handle, 0)

    def test_changing_value(self):
        # Issue2810: A race condition in 2.6 and 3.1 may cause