public void testConfigureKeyRotation() {
        // Test that configuration doesn't throw
        keyManager.configureKeyRotation(60000);

        // Test disabling rotation
        keyManager.configureKeyRotation(0);

        // Test reconfiguring
        keyManager.configureKeyRotation(30000);
    }

    @Test
    public void testConcurrentKeyOperations() throws InterruptedException {
        int threadCount = 10;

  public void testSetFuture_stackOverflow() {
    SettableFuture<String> orig = SettableFuture.create();
    SettableFuture<String> prev = orig;
    for (int i = 0; i < 100000; i++) {
      SettableFuture<String> curr = SettableFuture.create();
      prev.setFuture(curr);
      prev = curr;
    }
    // prev represents the 'innermost' future
    prev.set("done");

      checkConsistentHashCorrectness(r.nextLong());
    }
  }

  private void checkConsistentHashCorrectness(long hashCode) {
    int last = 0;
    for (int shards = 1; shards <= 100000; shards++) {
      int b = Hashing.consistentHash(hashCode, shards);
      if (b != last) {
        assertEquals(shards - 1, b);
        last = b;
      }
    }
  }

        /**
         * Default constructor for TimeOfDayInfo.
         */
        public TimeOfDayInfo() {
        }

        /**
         * The time elapsed since 00:00:00, January 1, 1970 GMT.
         */
        public int elapsedt;
        /**
         * The number of milliseconds from the start of the current second.
         */
        public int msecs;
        /**

## Configuration Properties

```properties
# Lease configuration
jcifs.smb.client.useLeases=true
jcifs.smb.client.leaseTimeout=30000

# Persistent handles
jcifs.smb.client.usePersistentHandles=true
jcifs.smb.client.durableTimeout=120000

# Multi-channel
jcifs.smb.client.useMultiChannel=true
jcifs.smb.client.maxChannels=4
jcifs.smb.client.channelBindingPolicy=required

        byte[] buffer = new byte[22];
        int idFileSystem = 0;
        int sectPerAlloc = 1000;
        int alloc = 1000000; // Large allocation count
        int free = 500000;
        int bytesPerSect = 4096;

        // Encode test data
        int offset = 0;
        SMBUtil.writeInt4(idFileSystem, buffer, offset);
        offset += 4;

        // Verify O(1) performance - should be reasonably fast (allowing for JVM overhead)
        assertTrue(avgAllocTimeNs < 10000, "Average allocation should be under 10000ns (O(1) performance)");
        assertTrue(avgReleaseTimeNs < 10000, "Average release should be under 10000ns (O(1) performance)");
        assertEquals(threadCount * operationsPerThread, allocations.get());

          double z = aa.updateAndGet(i, value -> value - y);
          assertBitEquals(x - y, z);
          assertBitEquals(x - y, aa.get(i));
        }
      }
    }
  }

  static final long COUNTDOWN = 100000;

  class Counter extends CheckedRunnable {
    final AtomicDoubleArray aa;
    volatile long counts;

    Counter(AtomicDoubleArray a) {
      aa = a;
    }

    @Override

    private static final int DEFAULT_MAX_POOL_SIZE = 100;
    private static final int DEFAULT_MAX_IDLE_TIME = 300000; // 5 minutes in ms
    private static final int DEFAULT_HEALTH_CHECK_INTERVAL = 60000; // 1 minute in ms
    private static final int DEFAULT_PROACTIVE_CHECK_INTERVAL = 30000; // 30 seconds in ms
    private int maxPoolSize = DEFAULT_MAX_POOL_SIZE;
    private int maxIdleTime = DEFAULT_MAX_IDLE_TIME;

    assertThat(min(-0.0, 0.0)).isEqualTo(-0.0);
    assertThat(min(0.0, -0.0)).isEqualTo(-0.0);
    assertThat(min(NUMBERS)).isEqualTo(LEAST);
    assertThat(Double.isNaN(min(VALUES))).isTrue();
  }

  public void testConstrainToRange() {
    assertThat(Doubles.constrainToRange(1.0, 0.0, 5.0)).isEqualTo(1.0);
    assertThat(Doubles.constrainToRange(1.0, 1.0, 5.0)).isEqualTo(1.0);