}

  @CanIgnoreReturnValue
  static <T extends Throwable> T assertThrows(
      Class<T> expectedThrowable, ThrowingRunnable runnable) {
    return doAssertThrows(
        expectedThrowable,
        () -> {
          runnable.run();
          return null;
        },
        /* userPassedSupplier= */ false);
  }

  private static <T extends Throwable> T doAssertThrows(

        return s == that.s;
      }
      return false;
    }
  }

  static class SameInterfaceInstance {
    private final Runnable s;

    public SameInterfaceInstance(Runnable s) {
      this.s = checkNotNull(s);
    }

    @Override
    public int hashCode() {
      return s.hashCode();
    }

    @Override

  }

  public void testAnonymousClassDefaultConstructor() {
    int i = 1;
    String s = "hello world";
    Class<?> anonymous =
        new Runnable() {
          @Override
          public void run() {
            System.out.println(s + i);
          }
        }.getClass();
    Constructor<?> constructor = anonymous.getDeclaredConstructors()[0];

 *
 * @author Kurt Alfred Kluever
 * @author Martin Buchholz
 */
@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public class ThreadFactoryBuilderTest extends TestCase {
  private final Runnable monitoredRunnable = () -> completed = true;

  private static final UncaughtExceptionHandler UNCAUGHT_EXCEPTION_HANDLER =
      (thread, throwable) -> {};

  private ThreadFactoryBuilder builder;

public class BuildThreadFactory implements ThreadFactory {
    private final AtomicInteger id = new AtomicInteger();

    private static final String PREFIX = "BuilderThread";

    @Override
    public Thread newThread(Runnable r) {
        return new Thread(r, String.format("%s-%d", PREFIX, id.getAndIncrement()));
    }

 * collected, and this class can detect when the main class loader has been garbage collected and
 * stop itself.
 */
public class Finalizer implements Runnable {

  private static final Logger logger = Logger.getLogger(Finalizer.class.getName());

  /**
   * Starts the Finalizer thread. FinalizableReferenceQueue calls this method reflectively.
   *

        MILLISECONDS.sleep(DELAY_MS);
        throw new SampleException();
      };
  private static final Runnable GOOD_RUNNABLE =
      () -> {
        try {
          MILLISECONDS.sleep(DELAY_MS);
        } catch (InterruptedException e) {
          throw new RuntimeException(e);
        }
      };
  private static final Runnable BAD_RUNNABLE =
      () -> {
        try {
          MILLISECONDS.sleep(DELAY_MS);

    void noDependenciesToMock() {
        // This class has no external collaborators; nothing to verify.
        // Keep Mockito import usage minimal to satisfy build-time linkage.
        Runnable r = mock(Runnable.class);
        r.run();
        verify(r, times(1)).run();
    }

      }
    }

    @Keep
    public static final class DummyRunnable implements Runnable, Serializable {
      @Override
      public void run() {}
    }

    @Keep
    public static final class DummyThreadFactory implements ThreadFactory, Serializable {
      @Override
      public Thread newThread(Runnable r) {
        return new Thread(r);
      }
    }

    @Keep

        .that(ListenableFuture.class.getDeclaredMethods())
        .asList()
        .containsExactly(
            ListenableFuture.class.getMethod("addListener", Runnable.class, Executor.class));
    assertWithMessage(
            "Do not add new supertypes to ListenableFuture. Its API needs to continue to match the"