*/
  static void checkAvalanche(HashFunction function, int trials, double epsilon) {
    Random rand = new Random(0);
    int keyBits = 32;
    int hashBits = function.bits();
    for (int i = 0; i < keyBits; i++) {
      int[] same = new int[hashBits];
      int[] diff = new int[hashBits];
      // go through trials to compute probability
      for (int j = 0; j < trials; j++) {
        int key1 = rand.nextInt();

        buffer[bufferIndex + 36] = (byte) 0xFF;

        int bytesRead = response.readParameterWordsWireFormat(buffer, bufferIndex);

        assertEquals(37, bytesRead);

        // Verify setupCount treats byte as unsigned
        Field setupCountField = response.getClass().getSuperclass().getSuperclass().getDeclaredField("setupCount");
        setupCountField.setAccessible(true);

                    if (dr == null) {
                        if (trans == null) {
                            trans = getDc(domain, auth);
                            if (trans == null) {
                                return null;
                            }
                        }
                        dr = getReferral(trans, domain, root, path, auth);
                        if (dr != null) {

    Random random = new Random();
    int warmupPermits = 10;
    double[] coldFactorsToTest = {2.0, 3.0, 10.0};
    double[] qpsToTest = {4.0, 2.0, 1.0, 0.5, 0.1};
    for (int trial = 0; trial < 100; trial++) {
      for (double coldFactor : coldFactorsToTest) {
        for (double qps : qpsToTest) {
          // If warmupPermits = maxPermits - thresholdPermits then

    Random random = new Random();
    int warmupPermits = 10;
    double[] coldFactorsToTest = {2.0, 3.0, 10.0};
    double[] qpsToTest = {4.0, 2.0, 1.0, 0.5, 0.1};
    for (int trial = 0; trial < 100; trial++) {
      for (double coldFactor : coldFactorsToTest) {
        for (double qps : qpsToTest) {
          // If warmupPermits = maxPermits - thresholdPermits then

import jcifs.SmbPipeHandle;
import jcifs.SmbPipeResource;
import jcifs.internal.smb1.trans.TransCallNamedPipe;
import jcifs.internal.smb1.trans.TransCallNamedPipeResponse;
import jcifs.internal.smb1.trans.TransTransactNamedPipe;
import jcifs.internal.smb1.trans.TransTransactNamedPipeResponse;
import jcifs.internal.smb1.trans.TransWaitNamedPipe;
import jcifs.internal.smb1.trans.TransWaitNamedPipeResponse;
import jcifs.internal.smb2.ioctl.Smb2IoctlRequest;

    utf8Lengths.put(MAX_CODE_POINT, 4);

    Integer[] codePoints = utf8Lengths.keySet().toArray(new Integer[] {});
    StringBuilder sb = new StringBuilder();
    Random rnd = new Random();
    for (int trial = 0; trial < 100; trial++) {
      sb.setLength(0);
      int utf8Length = 0;
      for (int i = 0; i < 6; i++) {
        Integer randomCodePoint = codePoints[rnd.nextInt(codePoints.length)];

    boolean interrupted = false;
    try {
      long remainingNanos = unit.toNanos(timeout);
      long end = System.nanoTime() + remainingNanos;

      while (true) {
        try {
          // CountDownLatch treats negative timeouts just like zero.
          return latch.await(remainingNanos, NANOSECONDS);
        } catch (InterruptedException e) {
          interrupted = true;
          remainingNanos = end - System.nanoTime();

                @SuppressWarnings("resource")
                final SmbTransportInternal trans = dc != null ? dc.unwrap(SmbTransportInternal.class) : null;
                if (trans != null) {
                    // get domain referral
                    initial = trans.getDfsReferrals(tf.withAnonymousCredentials(), "", trans.getRemoteHostName(), authDomain, 0);
                }
                if (initial != null) {

import org.mockito.Mock;
import org.mockito.Mockito;
import org.mockito.junit.jupiter.MockitoExtension;

import jcifs.CIFSException;
import jcifs.Configuration;
import jcifs.internal.smb1.trans.TransPeekNamedPipe;
import jcifs.internal.smb1.trans.TransPeekNamedPipeResponse;
import jcifs.internal.smb2.ioctl.Smb2IoctlRequest;
import jcifs.internal.smb2.ioctl.Smb2IoctlResponse;
import jcifs.internal.smb2.ioctl.SrvPipePeekResponse;