HashTestUtils.checkAvalanche(Hashing.md5(), 100, 0.4);
    HashTestUtils.checkNo2BitCharacteristics(Hashing.md5());
    HashTestUtils.checkNoFunnels(Hashing.md5());
    HashTestUtils.assertInvariants(Hashing.md5());
    assertEquals("Hashing.md5()", Hashing.md5().toString());
  }

  public void testSha1() {
    HashTestUtils.checkAvalanche(Hashing.sha1(), 100, 0.4);
    HashTestUtils.checkNo2BitCharacteristics(Hashing.sha1());

  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");

    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);

        // 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

    HashTestUtils.checkAvalanche(Hashing.md5(), 100, 0.4);
    HashTestUtils.checkNo2BitCharacteristics(Hashing.md5());
    HashTestUtils.checkNoFunnels(Hashing.md5());
    HashTestUtils.assertInvariants(Hashing.md5());
    assertEquals("Hashing.md5()", Hashing.md5().toString());
  }

  public void testSha1() {
    HashTestUtils.checkAvalanche(Hashing.sha1(), 100, 0.4);
    HashTestUtils.checkNo2BitCharacteristics(Hashing.sha1());

    // Defer correctness tests to Long.isPrime

    // Check the first 100,000 integers
    for (int i = 0; i < 100000; i++) {
      assertEquals(LongMath.isPrime(i), IntMath.isPrime(i));
    }

    // Then check 1000 deterministic pseudo-random int values.
    Random rand = new Random(1);
    for (int i = 0; i < 1000; i++) {
      int n = rand.nextInt(Integer.MAX_VALUE);

    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);

		lrgworkers:      make([]chan ReplicationWorkerOperation, 0, maxLWorkers),
		mrfReplicaCh:    make(chan ReplicationWorkerOperation, 100000),
		mrfWorkerKillCh: make(chan struct{}, failedWorkers),
		resyncer:        newresyncer(),
		mrfSaveCh:       make(chan MRFReplicateEntry, 100000),
		mrfStopCh:       make(chan struct{}, 1),
		ctx:             ctx,
		objLayer:        o,
		stats:           stats,

// via its Init method.
func newTransitionState(ctx context.Context) *transitionState {
	return &transitionState{
		transitionCh: make(chan transitionTask, 100000),
		ctx:          ctx,
		killCh:       make(chan struct{}),
		lastDayStats: make(map[string]*lastDayTierStats),
	}
}

// Init initializes t with given objAPI and instantiates the configured number