.put(ArrayStoreException.class, e -> e instanceof ArrayStoreException)
          .put(AssertionFailedError.class, e -> e instanceof AssertionFailedError)
          .put(CancellationException.class, e -> e instanceof CancellationException)
          .put(ClassCastException.class, e -> e instanceof ClassCastException)
          .put(
              ConcurrentModificationException.class,

          .put(ArrayStoreException.class, e -> e instanceof ArrayStoreException)
          .put(AssertionFailedError.class, e -> e instanceof AssertionFailedError)
          .put(CancellationException.class, e -> e instanceof CancellationException)
          .put(ClassCastException.class, e -> e instanceof ClassCastException)
          .put(
              ConcurrentModificationException.class,

    inputFuture.cancel(true); // argument is ignored
    assertThrows(CancellationException.class, () -> resultFuture.get());
  }

  public void testFutureGetThrowsCancellationIfOutputCancelled() throws Exception {
    inputFuture.set(SLOW_OUTPUT_VALID_INPUT_DATA);
    outputFuture.cancel(true); // argument is ignored
    assertThrows(CancellationException.class, () -> resultFuture.get());
  }

    inputFuture.cancel(true); // argument is ignored
    assertThrows(CancellationException.class, () -> resultFuture.get());
  }

  public void testFutureGetThrowsCancellationIfOutputCancelled() throws Exception {
    inputFuture.set(SLOW_OUTPUT_VALID_INPUT_DATA);
    outputFuture.cancel(true); // argument is ignored
    assertThrows(CancellationException.class, () -> resultFuture.get());
  }

          .put(ArrayStoreException.class, e -> e instanceof ArrayStoreException)
          .put(AssertionFailedError.class, e -> e instanceof AssertionFailedError)
          .put(CancellationException.class, e -> e instanceof CancellationException)
          .put(ClassCastException.class, e -> e instanceof ClassCastException)
          .put(
              ConcurrentModificationException.class,

          .put(ArrayStoreException.class, e -> e instanceof ArrayStoreException)
          .put(AssertionFailedError.class, e -> e instanceof AssertionFailedError)
          .put(CancellationException.class, e -> e instanceof CancellationException)
          .put(ClassCastException.class, e -> e instanceof ClassCastException)
          .put(
              ConcurrentModificationException.class,

          .put(ArrayStoreException.class, e -> e instanceof ArrayStoreException)
          .put(AssertionFailedError.class, e -> e instanceof AssertionFailedError)
          .put(CancellationException.class, e -> e instanceof CancellationException)
          .put(ClassCastException.class, e -> e instanceof ClassCastException)
          .put(
              ConcurrentModificationException.class,

import static com.google.common.util.concurrent.ReflectionFreeAssertThrows.assertThrows;

import com.google.common.annotations.GwtCompatible;
import java.util.concurrent.CancellationException;
import java.util.concurrent.ExecutionException;
import junit.framework.TestCase;
import org.checkerframework.checker.nullness.qual.Nullable;

/** Unit tests for {@link Futures#getDone}. */
@GwtCompatible

        return true;
      }

      @Override
      void maybeThrowOnGet(@Nullable Throwable cause) throws ExecutionException {
        // TODO(cpovirk): chain in a CancellationException created at the cancel() call?
        throw new CancellationException();
      }
    };

    boolean isDone() {
      return true;
    }

    boolean isCancelled() {
      return false;
    }

          .put(ArrayStoreException.class, e -> e instanceof ArrayStoreException)
          .put(AssertionFailedError.class, e -> e instanceof AssertionFailedError)
          .put(CancellationException.class, e -> e instanceof CancellationException)
          .put(ClassCastException.class, e -> e instanceof ClassCastException)
          .put(
              ConcurrentModificationException.class,