void testSingleChannelSelection() {
        when(mockChannelManager.getHealthyChannels()).thenReturn(Collections.singletonList(channel1));

        ChannelInfo selected = loadBalancer.selectChannel(mockMessage);
        assertEquals(channel1, selected);
    }

    @Test
    void testNoChannelsAvailable() {
        when(mockChannelManager.getHealthyChannels()).thenReturn(Collections.emptyList());

        manager.initializeMultiChannel();

        assertFalse(manager.isUseMultiChannel());
    }

    @Test
    void testGetHealthyChannels() throws UnknownHostException {
        assertTrue(channelManager.getHealthyChannels().isEmpty());

        // Add a healthy channel manually for testing
        InetAddress addr = InetAddress.getByName("192.168.1.100");
        NetworkInterfaceInfo localInterface = new NetworkInterfaceInfo(addr, 1000);

     */
    public ChannelInfo selectChannel(CommonServerMessageBlock message) throws NoAvailableChannelException {
        Collection<ChannelInfo> availableChannels = manager.getHealthyChannels();

        if (availableChannels.isEmpty()) {
            throw new NoAvailableChannelException("No healthy channels available");
        }

        if (availableChannels.size() == 1) {

        this.strategy = LoadBalancingStrategy.ADAPTIVE;
    }
    
    public ChannelInfo selectChannel(SMBMessage message) {
        Collection<ChannelInfo> availableChannels = manager.getHealthyChannels();
        
        if (availableChannels.isEmpty()) {
            throw new NoAvailableChannelException("No healthy channels available");
        }
        
        if (availableChannels.size() == 1) {

        return channels.values();
    }

    /**
     * Get healthy channels only
     *
     * @return collection of healthy channels
     */
    public Collection<ChannelInfo> getHealthyChannels() {
        return channels.values()
                .stream()
                .filter(ChannelInfo::isHealthy)