Method skipIfLocalhostV4

python/python3/tornado/test/tcpclient_test.py:82–88

(self)

        super().tearDown()

    def skipIfLocalhostV4(self):
        # The port used here doesn't matter, but some systems require it
        # to be non-zero if we do not also pass AI_PASSIVE.
        addrinfo = self.io_loop.run_sync(lambda: Resolver().resolve("localhost", 80))
        families = set(addr[0] for addr in addrinfo)
        if socket.AF_INET6 not in families:
            self.skipTest("localhost does not resolve to ipv6")

    @gen_test
    def do_test_connect(self, family, host, source_ip=None, source_port=None):