newArray[1] = 5L;
    assertThat((long) list.get(1)).isEqualTo(1L);
  }

  // This test stems from a real bug found by andrewk
  public void testAsList_subList_toArray_roundTrip() {
    long[] array = {0L, 1L, 2L, 3L};
    List<Long> list = Longs.asList(array);
    assertThat(Longs.toArray(list.subList(1, 3))).isEqualTo(new long[] {1L, 2L});