public void test_minusSeconds() {

    OffsetDateTime base = OffsetDateTime.of(2008, 6, 30, 11, 30, 59, OFFSET_PONE);
    OffsetDateTime test = base.minusSeconds(1);
    assertEquals(test, OffsetDateTime.of(2008, 6, 30, 11, 30, 58, OFFSET_PONE));
  }

  // -----------------------------------------------------------------------
  // minusNanos()
  // -----------------------------------------------------------------------
  @Test(groups = { "tck" }