t.Fatalf("Test %d: error: expected = <nil>, got = %v", i+1, err)
			}
		}

		addrs := listener.Addrs()
		addrSet := set.NewStringSet()
		for _, addr := range addrs {
			addrSet.Add(addr.String())
		}

		if !addrSet.Equals(testCase.expectedAddrs) {
			t.Fatalf("Test %d: addr: expected = %v, got = %v", i+1, testCase.expectedAddrs, addrs)
		}

		listener.Close()
	}

	ADDS	$0x10001000100011, R6, RSP                       // ERROR "illegal destination register"
	ADDSW	$0xff, R6, RSP                                   // ERROR "illegal destination register"
	ADDSW	$0xffff0, R6, RSP                                // ERROR "illegal destination register"
	ADDSW	$0x1000100010001000, R6, RSP                     // ERROR "illegal destination register"

        //TODO: the assembler rewrites these into ADDIS $19, R5, Rx and ADD $-10617, Rx, Rx, but the test only sees the first ADDIS
	ADD $1234567, R5                // 3ca50013 or 0600001238a5d687
	ADD $1234567, R5, R6            // 3cc50013 or 0600001238c5d687

	ADDEX R3, R5, $3, R6            // 7cc32f54
	ADDEX R3, $3, R5, R6            // 7cc32f54
	ADDIS $8, R3                    // 3c630008

		w.compressors = make(map[uint16]Compressor)
	}
	w.compressors[method] = comp
}

// AddFS adds the files from fs.FS to the archive.
// It walks the directory tree starting at the root of the filesystem
// adding each file to the zip using deflate while maintaining the directory structure.
func (w *Writer) AddFS(fsys fs.FS) error {
	return fs.WalkDir(fsys, ".", func(name string, d fs.DirEntry, err error) error {

		server := NewServer(testCase.addrs).
			UseHandler(testCase.handler)
		if testCase.certFn != nil {
			server = server.UseTLSConfig(&tls.Config{
				PreferServerCipherSuites: true,
				GetCertificate:           testCase.certFn,
			})
		}
		if server == nil {
			t.Fatalf("Case %v: server: expected: <non-nil>, got: <nil>", (i + 1))
		} else if !reflect.DeepEqual(server.Addrs, testCase.addrs) {

		tcpAddr.IP = ip
	}

	addr = tcpAddr
	return addr
}

// Addrs - returns all address information of TCP listeners.
func (listener *httpListener) Addrs() (addrs []net.Addr) {
	for i := range listener.listeners {
		addrs = append(addrs, listener.listeners[i].Addr())
	}

	return addrs
}

// TCPOptions specify customizable TCP optimizations on raw socket
type TCPOptions struct {

func (srv *Server) UseTCPOptions(opts TCPOptions) *Server {
	srv.TCPOptions = opts
	return srv
}

// NewServer - creates new HTTP server using given arguments.
func NewServer(addrs []string) *Server {
	httpServer := &Server{
		Addrs: addrs,
	}
	// This is not configurable for now.
	httpServer.MaxHeaderBytes = DefaultMaxHeaderBytes
	return httpServer
}

}

func retrieveEndpointAddresses(ep *endpoint.LbEndpoint) []string {
	addrs := []*core.Address{ep.GetEndpoint().GetAddress()}
	for _, a := range ep.GetEndpoint().GetAdditionalAddresses() {
		addrs = append(addrs, a.GetAddress())
	}
	result := make([]string, 0, len(addrs))
	for _, addr := range addrs {
		if addr := addr.GetSocketAddress(); addr != nil {

	if interfaces, err = net.Interfaces(); err != nil {
		return false, fmt.Errorf("failed to get interfaces")
	}

	for _, ief := range interfaces {
		var addrs []net.Addr
		if addrs, err = ief.Addrs(); err != nil {
			return
		}
		for _, addr := range addrs {
			switch v := addr.(type) {
			case *net.IPNet:
				if v.IP.Equal(targetAddr) {
					return true, nil
				}
			}
		}
	}

	ifs, err := net.Interfaces()
	logger.FatalIf(err, "Unable to get IP addresses of this host")

	for _, interf := range ifs {
		addrs, err := interf.Addrs()
		if err != nil {
			continue
		}
		if runtime.GOOS == "windows" && interf.Flags&net.FlagUp == 0 {
			continue
		}

		for _, addr := range addrs {
			var ip net.IP
			switch v := addr.(type) {
			case *net.IPNet:
				ip = v.IP
			case *net.IPAddr:
				ip = v.IP