assertEquals(CharSequence[].class, result.getClass());
  }

  public void testToArrayImpl1() {
    doTestToArrayImpl1(Lists.<Integer>newArrayList());
    doTestToArrayImpl1(Lists.newArrayList(1));
    doTestToArrayImpl1(Lists.<@Nullable Integer>newArrayList(1, null, 3));
  }

  private void doTestToArrayImpl1(List<Integer> list) {
    Object[] reference = list.toArray();
    Object[] target = ObjectArrays.toArrayImpl(list);