public void test_plusDays_minimum() {

    LocalDate t = LocalDate.of(Year.MIN_YEAR, 1, 2).plusDays(-1);
    LocalDate expected = LocalDate.of(Year.MIN_YEAR, 1, 1);
    assertEquals(t, expected);
  }

  @Test(expectedExceptions = { DateTimeException.class }, groups = { "tck" }