private Runnable recordedCommand;
  private long recordedDelay;
  private long recordedInterval;
  private TimeUnit recordedTimeUnit;

  private final ListeningScheduledExecutorService executorService = new FakeExecutorService();

  public void testScheduleRunnable() throws Exception {
    Runnable command = () -> {};

   */
  public static ListeningScheduledExecutorService sameThreadScheduledExecutor() {
    return new SameThreadScheduledExecutorService();
  }

  private static final class NoOpScheduledExecutorService extends AbstractListeningExecutorService
      implements ListeningScheduledExecutorService {

    private volatile boolean shutdown;

    @Override

   */
  public static ListeningScheduledExecutorService sameThreadScheduledExecutor() {
    return new SameThreadScheduledExecutorService();
  }

  private static final class NoOpScheduledExecutorService extends AbstractListeningExecutorService
      implements ListeningScheduledExecutorService {

    private volatile boolean shutdown;

    @Override

   * ListeningScheduledExecutorService}, it is returned untouched, and the rest of this
   * documentation does not apply.
   *
   * @since 10.0
   */
  @GwtIncompatible // TODO
  public static ListeningScheduledExecutorService listeningDecorator(
      ScheduledExecutorService delegate) {
    return (delegate instanceof ListeningScheduledExecutorService)
        ? (ListeningScheduledExecutorService) delegate

import static java.util.concurrent.TimeUnit.MILLISECONDS;
import static org.junit.Assert.assertThrows;

import com.google.common.collect.ImmutableList;
import com.google.common.util.concurrent.ListeningScheduledExecutorService;
import java.util.List;
import java.util.concurrent.Callable;
import java.util.concurrent.CancellationException;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;

import static java.util.concurrent.TimeUnit.MILLISECONDS;
import static org.junit.Assert.assertThrows;

import com.google.common.collect.ImmutableList;
import com.google.common.util.concurrent.ListeningScheduledExecutorService;
import java.util.List;
import java.util.concurrent.Callable;
import java.util.concurrent.CancellationException;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;

        new ScheduledThreadPoolExecutor(1) {
          @Override
          protected void afterExecute(Runnable r, Throwable t) {
            completed.countDown();
          }
        };
    ListeningScheduledExecutorService service = listeningDecorator(delegate);
    ListenableFuture<Integer> future = service.schedule(Callables.returning(42), 1, MILLISECONDS);

    /*

        new ScheduledThreadPoolExecutor(1) {
          @Override
          protected void afterExecute(Runnable r, Throwable t) {
            completed.countDown();
          }
        };
    ListeningScheduledExecutorService service = listeningDecorator(delegate);
    ListenableFuture<Integer> future = service.schedule(Callables.returning(42), 1, MILLISECONDS);

    /*

import com.google.common.util.concurrent.ListenableScheduledFuture;
import com.google.common.util.concurrent.ListeningExecutorService;
import com.google.common.util.concurrent.ListeningScheduledExecutorService;
import java.util.Collection;
import java.util.List;
import java.util.concurrent.AbstractExecutorService;
import java.util.concurrent.Callable;
import java.util.concurrent.Delayed;

import com.google.common.util.concurrent.ListenableScheduledFuture;
import com.google.common.util.concurrent.ListeningExecutorService;
import com.google.common.util.concurrent.ListeningScheduledExecutorService;
import java.util.Collection;
import java.util.List;
import java.util.concurrent.AbstractExecutorService;
import java.util.concurrent.Callable;
import java.util.concurrent.Delayed;