import okhttp3.internal.tls.OkHostnameVerifier
import okhttp3.internal.toHostHeader

/**
 * A single attempt to connect to a remote server, including these steps:
 *
 *  * [TCP handshake][connectSocket]
 *  * Optional [CONNECT tunnels][connectTunnel]. When using an HTTP proxy to reach an HTTPS server
 *    we must send a `CONNECT` request, and handle authorization challenges from the proxy.
 *  * Optional [TLS handshake][connectTls].
 *

    void testTreeConnectAndDisconnect() throws Exception {
        SmbTree tree = new SmbTree(session, "testShare", "testService");

        // Mock transport.connect() to succeed
        doNothing().when(transport).connect();

        // Setup response for tree connect
        doAnswer(invocation -> {
            ServerMessageBlock request = invocation.getArgument(0);
            ServerMessageBlock response = invocation.getArgument(1);

    class ConnectionLifecycleTests {

        @Test
        @DisplayName("connect should return true if already connected")
        void shouldReturnTrueIfAlreadyConnected() throws TransportException {
            transport.setState(3); // Connected
            assertTrue(transport.connect(1000));
        }

        @Test
        @DisplayName("connect should throw TransportException on connection failure")

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.internal;

/**
 * Interface for SMB Tree Connect response messages.
 * Handles the server's response to a tree connect request, providing tree ID,
 * service type, and DFS information for the connected share.
 *
 * @author mbechler
 */
public interface TreeConnectResponse extends CommonServerMessageBlockResponse {

    /**

         *
         * @throws IOException If the connection cannot be established
         */
        @Override
        public synchronized void connect() throws IOException {
            if (connected) {
                return;
            }
            final String projectId = System.getenv("GCS_PROJECT_ID");
            final String endpoint = System.getenv("GCS_ENDPOINT");

         *
         * @throws IOException If the connection cannot be established
         */
        @Override
        public synchronized void connect() throws IOException {
            if (connected) {
                return;
            }
            final String endpoint = System.getenv().get("S3_ENDPOINT");
            final String accessKey = System.getenv().get("S3_ACCESS_KEY");

        return sb.toString();
    }

    /**
     * Checks if the client is connected to the witness service.
     *
     * @return true if connected
     */
    public boolean isConnected() {
        return connected && rpcHandle != null;
    }

    @Override
    public void close() {
        if (connected && rpcHandle != null) {
            try {

         *
         * @throws IOException If the connection cannot be established
         */
        @Override
        public synchronized void connect() throws IOException {
            if (connected) {
                return;
            }
            final String endpoint = System.getenv().get("STORAGE_ENDPOINT");
            final String accessKey = System.getenv().get("STORAGE_ACCESS_KEY");

   *
   * <p>If {@code edge} already connects an endpoint pair equal to {@code endpoints}, then this
   * method will have no effect.
   *
   * @return {@code true} if the network was modified as a result of this call
   * @throws IllegalArgumentException if {@code edge} already exists in the graph and connects some
   *     other endpoint pair that is not equal to {@code endpoints}

            if (n <= 0) {
                break;
            }
            i += n;
        }

        return i;
    }

    /* state values
     * 0 - not connected
     * 1 - connecting
     * 2 - run connected
     * 3 - connected
     * 4 - error
     */
    int state = 0;

    String name = "Transport" + id++;
    Thread thread;
    TransportException te;

    /**