// before its keepAliveDurationNs is reached.
    var earliestOldIdleAtNs = (now - keepAliveDurationNs) + 1
    var earliestOldConnection: RealConnection? = null
    var earliestEvictableIdleAtNs = Long.MAX_VALUE
    var earliestEvictableConnection: RealConnection? = null
    var inUseConnectionCount = 0
    var evictableConnectionCount = 0
    for (connection in connections) {
      connection.withLock {

     * anything that might slow down execution on such a hot path. Given that the methods are only
     * package-private, I feel OK with just not testing them for NPE.
     *
     * Note that testing casValue is particularly dangerous because it uses Unsafe under some
     * versions of Java, and apparently Unsafe can cause SIGSEGV instead of NPE—almost as if it's
     * not safe.
     */
    concat(

  private inline fun <T : Any> ResponseBody.consumeSource(
    consumer: (BufferedSource) -> T,
    sizeMapper: (T) -> Int,
  ): T {
    val contentLength = contentLength()
    if (contentLength > Int.MAX_VALUE) {
      throw IOException("Cannot buffer entire body for content length: $contentLength")
    }

    val bytes = source().use(consumer)
    val size = sizeMapper(bytes)

        }
      };

  @BeforeExperiment
  void setUp() throws Exception {
    executorService =
        new ThreadPoolExecutor(
            NUM_THREADS,
            NUM_THREADS,
            Long.MAX_VALUE,
            SECONDS,
            new ArrayBlockingQueue<Runnable>(1000));
    executorService.prestartAllCoreThreads();
    AtomicInteger integer = new AtomicInteger();

    assertEquals(INITIAL_COUNT + COUNT_TO_ADD, initial.get());
  }

  public void testAdd_laterFewWithOverflow() {
    int INITIAL_COUNT = 92384930;
    int COUNT_TO_ADD = Integer.MAX_VALUE - INITIAL_COUNT + 1;

    when(backingMap.get(KEY)).thenReturn(new AtomicInteger(INITIAL_COUNT));

    assertThrows(IllegalArgumentException.class, () -> multiset.add(KEY, COUNT_TO_ADD));
  }

  /**

   * overflowing or underflowing, by bounding the value between 0 and (Long.MAX_VALUE / 4) * 3.
   * Actually waiting for more than 219 years is not supported!
   */
  private static long toSafeNanos(long time, TimeUnit unit) {
    long timeoutNanos = unit.toNanos(time);
    return Longs.constrainToRange(timeoutNanos, 0L, (Long.MAX_VALUE / 4) * 3);
  }

  /**

     */
    @Test
    public void testSecurityBufferIntegerOverflow() {
        byte[] buffer = createBasicNegotiateResponseBuffer();

        // Set security buffer offset close to Integer.MAX_VALUE to test overflow protection
        SMBUtil.writeInt2(32767, buffer, 56); // Large offset (will be added to header start)
        SMBUtil.writeInt2(1000, buffer, 58); // Some length

        }
    }

    @Nested
    @DisplayName("Test Implementation Tests")
    class TestImplementationTests {

        @ParameterizedTest
        @ValueSource(bytes = { -1, 0, 1, 3, 7, Byte.MAX_VALUE, Byte.MIN_VALUE })
        @DisplayName("Should handle various information class values")
        void testVariousInformationClassValues(byte classValue) {

        }
      };

  @BeforeExperiment
  void setUp() throws Exception {
    executorService =
        new ThreadPoolExecutor(
            NUM_THREADS,
            NUM_THREADS,
            Long.MAX_VALUE,
            SECONDS,
            new ArrayBlockingQueue<Runnable>(1000));
    executorService.prestartAllCoreThreads();
    AtomicInteger integer = new AtomicInteger();

    LoadingCache<Object, Object> cache =
        CacheBuilder.newBuilder()
            .concurrencyLevel(1)
            .maximumWeight(1L << 31)
            .weigher(constantWeigher(Integer.MAX_VALUE))
            .removalListener(removalListener)
            .build(loader);
    cache.getUnchecked(objectWithHash(0));
    cache.getUnchecked(objectWithHash(0));
    CacheTesting.processPendingNotifications(cache);