/** Unit tests for {@link ForwardingBlockingQueue} */
@NullUnmarked
public class ForwardingBlockingQueueTest extends TestCase {
  public void testForwarding() {
    ForwardingObjectTester.testForwardingObject(ForwardingBlockingQueue.class);
  }

import org.jspecify.annotations.NullUnmarked;

/** Unit tests for {@link ForwardingFuture} */
@NullUnmarked
public class ForwardingFutureTest extends TestCase {
  public void testForwarding() {
    ForwardingObjectTester.testForwardingObject(ForwardingFuture.class);
  }

 *
 * @author Emily Soldal
 */
@NullUnmarked
public class ForwardingBlockingDequeTest extends TestCase {

  public void testForwarding() {
    ForwardingObjectTester.testForwardingObject(ForwardingBlockingDeque.class);
  }

/** Unit tests for {@link ForwardingListeningExecutorService} */
@NullUnmarked
public class ForwardingListeningExecutorServiceTest extends TestCase {
  public void testForwarding() {
    ForwardingObjectTester.testForwardingObject(ForwardingListeningExecutorService.class);
  }

/** Unit tests for {@link ForwardingExecutorService} */
@NullUnmarked
public class ForwardingExecutorServiceTest extends TestCase {
  public void testForwarding() {
    ForwardingObjectTester.testForwardingObject(ForwardingExecutorService.class);
  }

  public void testNoForwardingOfDefaultMethod() throws Exception {
    ExecutorService delegate =