@CollectionSize.Require(SEVERAL)
  public void testDescendingNavigation() {
    List<E> descending = new ArrayList<>();
    for (Iterator<E> i = navigableSet.descendingIterator(); i.hasNext(); ) {
      descending.add(i.next());
    }
    Collections.reverse(descending);
    assertEquals(values, descending);
  }

  public void testEmptySubSet() {
    NavigableSet<E> empty = navigableSet.subSet(e0(), false, e0(), false);

 *
 * @author David Beaumont
 * @author Chris Povirk
 * @since 15.0
 */
@GwtCompatible
public final class UrlEscapers {
  private UrlEscapers() {}

  // For each xxxEscaper() method, please add links to external reference pages
  // that are considered authoritative for the behavior of that escaper.

  static final String URL_FORM_PARAMETER_OTHER_SAFE_CHARS = "-_.*";

            throw new RuntimeCIFSException("Usage count dropped below zero");
        }
    }

    @Override
    protected void finalize() throws Throwable {
        try {
            // Add null check to prevent NPE if object was not fully constructed
            if (this.usageCount != null && this.usageCount.get() != 0) {
                log.warn("Tree handle was not properly released, performing emergency cleanup: "

  // Add oper.
  TF_Operation* add = Add(feed, three, graph, s);
  ASSERT_EQ(TF_OK, TF_GetCode(s)) << TF_Message(s);

  // Test TF_Operation*() query functions.
  EXPECT_EQ(string("add"), string(TF_OperationName(add)));
  EXPECT_EQ(string("AddN"), string(TF_OperationOpType(add)));
  EXPECT_EQ(string(""), string(TF_OperationDevice(add)));
  EXPECT_EQ(1, TF_OperationNumOutputs(add));

        assertObjectNotNull("builder", builder);
        if (aggregationAggregationBuilderList == null) {
            aggregationAggregationBuilderList = new ArrayList<>();
        }
        aggregationAggregationBuilderList.add(builder);
    }

    // ===================================================================================
    //                                                                 Invalid Aggregation

        CurlRequest request = new CurlRequest(Method.GET, "https://example.com");

        CurlRequest result = request.param("key", null);

        assertSame(request, result); // Should not add null parameters
    }

    @Test
    public void testHeaderMethod() {
        CurlRequest request = new CurlRequest(Method.GET, "https://example.com");

                MapEntrySetTester.getSetValueWithNullValuesAbsentMethod(),
                MapEntrySetTester.getSetValueWithNullValuesPresentMethod())
            .createTestSuite());
    // TODO(lowasser): add forwarding-to-ImmutableSortedMap test
    return suite;
  }

  public void testStandardLastEntry() {
    NavigableMap<String, Integer> forwarding =

		b.debugf("returning existing %v", o.ID)
		return c
	}

	if !o.Create {
		return metacache{
			id:     o.ID,
			bucket: o.Bucket,
			status: scanStateNone,
		}
	}

	// Create new and add.
	best := o.newMetacache()
	b.caches[o.ID] = best
	b.cachesRoot[best.root] = append(b.cachesRoot[best.root], best.id)
	b.updated = true
	b.debugf("returning new cache %s, bucket: %v", best.id, best.bucket)

    return new ImmutableValueGraph.Builder<>(castBuilder);
  }

  /**
   * Specifies whether the graph will allow self-loops (edges that connect a node to itself).
   * Attempting to add a self-loop to a graph that does not allow them will throw an {@link
   * UnsupportedOperationException}.
   *
   * <p>The default value is {@code false}.
   */
  @CanIgnoreReturnValue

func (s *lruStore) Get(key string) (*Stmt, bool) {
	stmt, ok := s.lru.Get(key)
	if ok && stmt != nil {
		<-stmt.prepared
	}
	return stmt, ok
}

func (s *lruStore) Set(key string, value *Stmt) {
	s.lru.Add(key, value)
}

func (s *lruStore) Delete(key string) {
	s.lru.Remove(key)
}

type ConnPool interface {
	PrepareContext(ctx context.Context, query string) (*sql.Stmt, error)
}