import kotlinx.coroutines.coroutineScope
import kotlinx.coroutines.job
import kotlinx.coroutines.supervisorScope
import kotlinx.coroutines.test.runTest
import kotlinx.coroutines.withContext
import kotlinx.coroutines.withTimeout
import mockwebserver3.MockResponse
import mockwebserver3.MockWebServer
import mockwebserver3.SocketEffect
import mockwebserver3.junit5.StartStop
import okhttp3.Callback
import okhttp3.FailingCall

    assertThat(f.get()).isEqualTo(2);
  }

  @J2ktIncompatible
  @GwtIncompatible // withTimeout
  public void testWithTimeout() throws Exception {
    ScheduledExecutorService executor = newScheduledThreadPool(1);
    try {
      FluentFuture<?> f =
          FluentFuture.from(SettableFuture.create()).withTimeout(0, SECONDS, executor);
      ExecutionException e = assertThrows(ExecutionException.class, () -> f.get());

import java.util.concurrent.ScheduledFuture;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import org.jspecify.annotations.Nullable;

/**
 * Implementation of {@code Futures#withTimeout}.
 *
 * <p>Future that delegates to another but will finish early (via a {@link TimeoutException} wrapped
 * in an {@link ExecutionException}) if the specified duration expires. The delegate future is