Function TestConnInitiatorPathMTU

ipv6/sockopt_test.go:19–51

(t *testing.T)

)

func TestConnInitiatorPathMTU(t *testing.T) {
	switch runtime.GOOS {
	case "fuchsia", "hurd", "js", "nacl", "plan9", "windows", "wasip1", "zos":
		t.Skipf("not supported on %s", runtime.GOOS)
	}

	if _, err := nettest.RoutedInterface("ip6", net.FlagUp|net.FlagLoopback); err != nil {
		t.Skip("ipv6 is not enabled for loopback interface")
	}

	ln, err := net.Listen("tcp6", "[::1]:0")
	if err != nil {
		t.Fatal(err)
	}
	defer ln.Close()

	done := make(chan bool)
	go acceptor(t, ln, done)

	c, err := net.Dial("tcp6", ln.Addr().String())
	if err != nil {
		t.Fatal(err)
	}
	defer c.Close()

	if pmtu, err := ipv6.NewConn(c).PathMTU(); err != nil {
		t.Fatal(err)
	} else {
		t.Logf("path mtu for %v: %v", c.RemoteAddr(), pmtu)
	}

	<-done
}

func TestConnResponderPathMTU(t *testing.T) {
	switch runtime.GOOS {