@Test
    public void testValidString() throws Exception {
        validator.validateString("normal string", 100, "test");
        validator.validateString(null, 100, "test"); // Null should be allowed
        // Should pass without exception
    }

    @Test
    public void testStringTooLong() throws Exception {
        String longString = "a".repeat(300);
        assertThrows(SmbException.class, () -> {

	var wg sync.WaitGroup
	var errOnce sync.Once
	var retError string
	var totalBytesWritten uint64
	var totalBytesRead uint64

	objCountPerThread := make([]uint64, opts.concurrency)

	uploadsCtx, uploadsCancel := context.WithTimeout(ctx, opts.duration)
	defer uploadsCancel()

	objNamePrefix := pathJoin(speedTest, mustGetUUID())

	userMetadata := make(map[string]string)

      if (Thread.interrupted()) {
        throw new InterruptedException();
      }
      remainingNanos = endNanos - System.nanoTime();
    }

    String futureToString = toString();
    String unitString = unit.toString().toLowerCase(Locale.ROOT);
    String message = "Waited " + timeout + " " + unit.toString().toLowerCase(Locale.ROOT);
    // Only report scheduling delay if larger than our spin threshold - otherwise it's just noise

    return ATOMIC_HELPER.decrementAndGetRemainingCount(this);
  }

  final void clearSeenExceptions() {
    seenExceptionsField = null;
  }

  @VisibleForTesting
  static String atomicHelperTypeForTest() {
    return ATOMIC_HELPER.atomicHelperTypeForTest();
  }

  private abstract static class AtomicHelper {

import jcifs.SmbTransport;
import jcifs.internal.CommonServerMessageBlock;

/**
 * Information about a multi-channel connection
 */
public class ChannelInfo {

    private final String channelId;
    private volatile SmbTransport transport;
    private final NetworkInterfaceInfo localInterface;
    private final NetworkInterfaceInfo remoteInterface;
    private volatile ChannelState state;

        // Then
        // getWinsServers() returns InetAddress[], not String
        InetAddress[] winsServers = testConfig.getWinsServers();
        assertNotNull(winsServers);
        assertEquals(1, winsServers.length);
        assertEquals("192.168.1.1", winsServers[0].getHostAddress());

        // getBroadcastAddress() returns InetAddress, not String
        InetAddress broadcastAddr = testConfig.getBroadcastAddress();

     * @return dfs referral
     * @throws SmbException if an SMB error occurs
     * @throws CIFSException if a CIFS error occurs
     */
    DfsReferralData getDfsReferrals(CIFSContext ctx, String name, String targetHost, String targetDomain, int rn) throws CIFSException;

    /**
     * Checks if message signing is supported but not mandatory.
     *
     * @return whether signatures are supported but not required

        int changePasswordCallCount = 0;
        int loadCallCount = 0;

        User lastUpdatedUser;
        User lastDeletedUser;
        User lastLoadedUser;
        String lastChangePasswordUsername;
        String lastChangePasswordPassword;

        boolean changePasswordResult = false;
        User loadResult;

        @Override
        public void update(User user) {

    try (Response response = client.newCall(request).execute()) {
      if (!response.isSuccessful()) throw new IOException("Unexpected code " + response);

      System.out.println(response.body().string());
    }
  }

  public static void main(String... args) throws Exception {
    new Authenticate().run();
  }

@DisplayName("CIFSException Tests")
class CIFSExceptionTest extends BaseTest {

    @Test
    @DisplayName("Should create CIFSException with message")
    void testCIFSExceptionWithMessage() {
        // Given
        String message = "CIFS operation failed";

        // When
        CIFSException exception = new CIFSException(message);

        // Then
        assertNotNull(exception);