ClosingFuture.whenAllSucceed(
                ClosingFuture.eventuallyClosing(immediateFuture(closeable1), closingExecutor),
                ClosingFuture.from(immediateFuture("value2")),
                ClosingFuture.from(immediateFuture("value3")),
                ClosingFuture.from(immediateFuture("value4")),
                ClosingFuture.from(immediateFuture("value5")))
            .call(
                (DeferredCloser closer,

    ListenableFuture<String> f =
        new SimpleForwardingListenableFuture<String>(immediateFuture("a")) {};
    verify(!(f instanceof FluentFuture));
    assertThat(FluentFuture.from(f).get()).isEqualTo("a");
    // TODO(cpovirk): Test forwarding more extensively.
  }

  public void testAddCallback() {
    FluentFuture<String> f = FluentFuture.from(immediateFuture("a"));
    boolean[] called = new boolean[1];
    f.addCallback(

import static com.google.common.util.concurrent.ClassPathUtil.parseJavaClassPath;
import static com.google.common.util.concurrent.Futures.getChecked;
import static com.google.common.util.concurrent.Futures.immediateFuture;
import static com.google.common.util.concurrent.FuturesGetCheckedInputs.CHECKED_EXCEPTION;
import static com.google.common.util.concurrent.FuturesGetCheckedInputs.ERROR;

import static com.google.common.util.concurrent.ClassPathUtil.parseJavaClassPath;
import static com.google.common.util.concurrent.Futures.getChecked;
import static com.google.common.util.concurrent.Futures.immediateFuture;
import static com.google.common.util.concurrent.FuturesGetCheckedInputs.CHECKED_EXCEPTION;
import static com.google.common.util.concurrent.FuturesGetCheckedInputs.ERROR;

  public void testGetUnchecked_success() {
    assertThat(getUnchecked(immediateFuture("foo"))).isEqualTo("foo");
  }

  @J2ktIncompatible
  @GwtIncompatible // Thread.interrupt
  public void testGetUnchecked_interrupted() {
    Thread.currentThread().interrupt();
    try {
      assertThat(getUnchecked(immediateFuture("foo"))).isEqualTo("foo");
      assertTrue(Thread.currentThread().isInterrupted());
    } finally {

  public void testGetUnchecked_success() {
    assertThat(getUnchecked(immediateFuture("foo"))).isEqualTo("foo");
  }

  @J2ktIncompatible
  @GwtIncompatible // Thread.interrupt
  public void testGetUnchecked_interrupted() {
    Thread.currentThread().interrupt();
    try {
      assertThat(getUnchecked(immediateFuture("foo"))).isEqualTo("foo");
      assertTrue(Thread.currentThread().isInterrupted());
    } finally {

    // Since holder.value is 2, applying 4 should yield 6.
    assertEquals(6, adder.apply(4).intValue());

    ListenableFuture<Integer> immediateFuture = immediateFuture(4);
    Future<Integer> transformedFuture = transform(immediateFuture, adder, directExecutor());

    // The composed future also yields 6.
    assertEquals(6, getDone(transformedFuture).intValue());

    // Since holder.value is 2, applying 4 should yield 6.
    assertEquals(6, adder.apply(4).intValue());

    ListenableFuture<Integer> immediateFuture = immediateFuture(4);
    Future<Integer> transformedFuture = transform(immediateFuture, adder, directExecutor());

    // The composed future also yields 6.
    assertEquals(6, getDone(transformedFuture).intValue());

 *       {@link AbstractFuture}.)
 * </ul>
 *
 * <p><b>Test doubles</b>: If you need a {@code ListenableFuture} for your test, try a {@link
 * SettableFuture} or one of the methods in the {@link Futures#immediateFuture Futures.immediate*}
 * family. <b>Avoid</b> creating a mock or stub {@code Future}. Mock and stub implementations are
 * fragile because they assume that only certain methods will be called and because they often

 *       {@link AbstractFuture}.)
 * </ul>
 *
 * <p><b>Test doubles</b>: If you need a {@code ListenableFuture} for your test, try a {@link
 * SettableFuture} or one of the methods in the {@link Futures#immediateFuture Futures.immediate*}
 * family. <b>Avoid</b> creating a mock or stub {@code Future}. Mock and stub implementations are
 * fragile because they assume that only certain methods will be called and because they often