FluentIterable<Integer> result =
        FluentIterable.<Integer>of().append(Lists.newArrayList(1, 2, 3));
    assertEquals(asList(1, 2, 3), Lists.newArrayList(result));
  }

  public void testAppend_emptyList() {
    FluentIterable<Integer> result =
        FluentIterable.<Integer>from(asList(1, 2, 3)).append(new ArrayList<Integer>());
    assertEquals(asList(1, 2, 3), Lists.newArrayList(result));
  }