// check empty or full
	if rb.IsEmpty() {
		t.Fatalf("expect IsEmpty is false but got true")
	}
	if !rb.IsFull() {
		t.Fatalf("expect IsFull is true but got false")
	}

	// reset this ringbuffer and set a long slice
	rb.Reset()
	n, err = rb.Write([]byte(strings.Repeat("abcd", 20)))
	if err == nil {
		t.Fatalf("expect ErrTooManyDataToWrite but got nil")
	}
	if n != 64 {
		t.Fatalf("expect write 64 bytes but got %d", n)

    }

    @Nested
    @DisplayName("Expiration Tests")
    class ExpirationTests {

        @Test
        @DisplayName("Should get and set expiration")
        void testExpiration() {
            Long expiration = 1000L;

            response.setExpiration(expiration);

            assertEquals(expiration, response.getExpiration());
        }

        @Test

import java.util.concurrent.locks.ReentrantReadWriteLock;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unittests for {@link CycleDetectingLockFactory}.
 *
 * @author Darick Tong
 */
@NullUnmarked
public class CycleDetectingLockFactoryTest extends TestCase {

  private ReentrantLock lockA;
  private ReentrantLock lockB;
  private ReentrantLock lockC;

	if n := len(b) - len(s) - 1; n > 0 {
		s = strings.Repeat("0", n) + s
	}
	f.formatString(b, s)
}

// fitsInOctal reports whether the integer x fits in a field n-bytes long
// using octal encoding with the appropriate NUL terminator.
func fitsInOctal(n int, x int64) bool {
	octBits := uint(n-1) * 3
	return x >= 0 && (n >= 22 || x < 1<<octBits)
}

    @Override
    public Iterator<Integer> iterator() {
      return SOME_COLLECTION.iterator();
    }

    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;
  }

  private static final List<Integer> SOME_LIST = Lists.newArrayList(1, 2, 3, 4);

  private static final List<Integer> SOME_SEQUENTIAL_LIST = new LinkedList<>(asList(1, 2, 3, 4));

      K key = (K) stream.readObject();
      V value = (V) stream.readObject();
      put(key, value);
    }
  }

  /*
   * The following methods are safe to call as long as both of the following hold:
   *
   * - allocArrays() has been called. Callers can confirm this by checking needsAllocArrays().
   *

        assertEquals(2, response2.getNum());

        // Sleep only until next second to ensure unique index name (typically <100ms)
        long currentMillis = System.currentTimeMillis();
        long millisUntilNextSecond = 1000 - (currentMillis % 1000);
        Thread.sleep(millisUntilNextSecond + 10); // +10ms buffer
        suggester.createNextIndex();

                        }
                    }
                    if (contentLengthHelper != null) {
                        final long maxLength = contentLengthHelper.getMaxLength(responseData.getMimeType());
                        if (responseData.getContentLength() > maxLength) {

   * of its collection views:
   *
   * {@snippet :
   * BiMap<Long, String> map = Maps.synchronizedBiMap(HashBiMap.create());
   * ...
   * Set<Long> set = map.keySet();  // Needn't be in synchronized block
   * ...
   * synchronized (map) {  // Synchronizing on map, not set!
   *   Iterator<Long> it = set.iterator(); // Must be in synchronized block
   *   while (it.hasNext()) {

   * of its collection views:
   *
   * {@snippet :
   * BiMap<Long, String> map = Maps.synchronizedBiMap(HashBiMap.create());
   * ...
   * Set<Long> set = map.keySet();  // Needn't be in synchronized block
   * ...
   * synchronized (map) {  // Synchronizing on map, not set!
   *   Iterator<Long> it = set.iterator(); // Must be in synchronized block
   *   while (it.hasNext()) {