test_socket.py 文件源码

def _testOddCmsgSize(self):
        self.assertTrue(self.misc_event.wait(timeout=self.fail_timeout))
        try:
            nbytes = self.sendmsgToServer(
                [MSG],
                [(socket.IPPROTO_IPV6, socket.IPV6_TCLASS,
                  array.array("i", [self.traffic_class]).tobytes() + b"\x00"),
                 (socket.IPPROTO_IPV6, socket.IPV6_HOPLIMIT,
                  array.array("i", [self.hop_limit]))])
        except socket.error as e:
            self.assertIsInstance(e.errno, int)
            nbytes = self.sendmsgToServer(
                [MSG],
                [(socket.IPPROTO_IPV6, socket.IPV6_TCLASS,
                  array.array("i", [self.traffic_class])),
                 (socket.IPPROTO_IPV6, socket.IPV6_HOPLIMIT,
                  array.array("i", [self.hop_limit]))])
            self.assertEqual(nbytes, len(MSG))

    # Tests for proper handling of truncated ancillary data