ImmutableList.of(1, 2, 3, 4),
        Lists.newArrayList(FluentIterable.from(ImmutableList.of(1, 2, 3, 4))));
  }

  @SuppressWarnings("deprecation") // test of deprecated method
  public void testFrom_alreadyFluentIterable() {
    FluentIterable<Integer> iterable = FluentIterable.from(asList(1));
    assertSame(iterable, FluentIterable.from(iterable));
  }

  public void testOf() {