}

  @J2ktIncompatible // TODO(b/324550390): Enable
  public void testSetNull() throws Exception {
    future.set(null);
    assertSuccessful(future, null);
  }

  public void testSetExceptionNull() throws Exception {
    assertThrows(NullPointerException.class, () -> future.setException(null));

    assertThat(future.isDone()).isFalse();
    assertThat(future.set(1)).isTrue();