Method testLoopback

Lib/test/test_socket.py:2317–2323

(self)

    @unittest.skipUnless(hasattr(socket, "CAN_RAW_LOOPBACK"),
                         'socket.CAN_RAW_LOOPBACK required for this test.')
    def testLoopback(self):
        with socket.socket(socket.PF_CAN, socket.SOCK_RAW, socket.CAN_RAW) as s:
            for loopback in (0, 1):
                s.setsockopt(socket.SOL_CAN_RAW, socket.CAN_RAW_LOOPBACK,
                             loopback)
                self.assertEqual(loopback,
                    s.getsockopt(socket.SOL_CAN_RAW, socket.CAN_RAW_LOOPBACK))

    @unittest.skipUnless(hasattr(socket, "CAN_RAW_FILTER"),
                         'socket.CAN_RAW_FILTER required for this test.')