byte[] b = invocation.getArgument(0);
                int off = invocation.getArgument(1);
                int l = invocation.getArgument(2);
                System.arraycopy(expectedOutput, 0, b, off, l);
                return l;
            });

            HMACT64 hmac = new HMACT64(TEST_KEY);
            int bytesWritten = hmac.engineDigest(buffer, 0, expectedOutput.length);

  // we use integers as keys; make sure the range covers some values that ARE cached by
  // Integer.valueOf(int), and some that are not cached. (127 is the highest cached value.)
  static final int WARMUP_MIN = 120;
  static final int WARMUP_MAX = 135;
  static final int WARMUP_SIZE = WARMUP_MAX - WARMUP_MIN;

  public void testSize_populated() {
    for (LoadingCache<Object, Object> cache : caches()) {

        int threadCount = 10;
        int operationsPerThread = 100;
        CountDownLatch latch = new CountDownLatch(threadCount);
        ExecutorService executor = Executors.newFixedThreadPool(threadCount);
        AtomicInteger successCount = new AtomicInteger(0);
        AtomicInteger failureCount = new AtomicInteger(0);

        for (int t = 0; t < threadCount; t++) {

/**
 * Tests for {@link AtomicLongMap}.
 *
 * @author mike nonemacher
 */
@GwtCompatible
@NullUnmarked
public class AtomicLongMapTest extends TestCase {
  private static final int ITERATIONS = 100;
  private static final int MAX_ADDEND = 100;

  private final Random random = new Random(301);

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester
  public void testNulls() {

     */
    private static class TestBufferCacheImpl implements BufferCache {
        private final List<byte[]> cache;
        private final int bufferSize;
        private final int maxBuffers;

        public TestBufferCacheImpl(int maxBuffers, int bufferSize) {
            this.maxBuffers = maxBuffers;
            this.bufferSize = bufferSize;
            this.cache = new ArrayList<>(maxBuffers);
        }

    // ceil(199*index/2).
    if (index % 2 == 0) {
      int position = IntMath.divide(199 * index, 2, UNNECESSARY);
      return PSEUDORANDOM_DATASET_SORTED.get(position);
    } else {
      int positionFloor = IntMath.divide(199 * index, 2, FLOOR);
      int positionCeil = IntMath.divide(199 * index, 2, CEILING);
      double lowerValue = PSEUDORANDOM_DATASET_SORTED.get(positionFloor);

    // ceil(199*index/2).
    if (index % 2 == 0) {
      int position = IntMath.divide(199 * index, 2, UNNECESSARY);
      return PSEUDORANDOM_DATASET_SORTED.get(position);
    } else {
      int positionFloor = IntMath.divide(199 * index, 2, FLOOR);
      int positionCeil = IntMath.divide(199 * index, 2, CEILING);
      double lowerValue = PSEUDORANDOM_DATASET_SORTED.get(positionFloor);

    /**
     * Thread priority for index updater operations.
     */
    protected int indexUpdaterPriority = Thread.MAX_PRIORITY;

    /**
     * Thread priority for crawler operations.
     */
    protected int crawlerPriority = Thread.NORM_PRIORITY;

    /**
     * Synchronized list of active crawlers.
     */

    // Protocol limits
    private static final int MAX_SMB_MESSAGE_SIZE = 16 * 1024 * 1024; // 16MB max for SMB3
    private static final int MAX_SMB1_MESSAGE_SIZE = 65535; // 64KB for SMB1
    private static final int MIN_SMB_HEADER_SIZE = 32;
    private static final int MAX_PATH_COMPONENT_SIZE = 255;
    private static final int MAX_PATH_SIZE = 32767;

    // Statistics

    public static final int MAX_SMB_PATH_LENGTH = 32767; // Windows MAX_PATH
    public static final int MAX_USERNAME_LENGTH = 256;
    public static final int MAX_DOMAIN_LENGTH = 255;
    public static final int MAX_SHARE_NAME_LENGTH = 80;
    public static final int MAX_BUFFER_SIZE = 65536; // 64KB default max buffer
    public static final int MAX_SMB2_BUFFER_SIZE = 8388608; // 8MB for SMB2/3