boolean isInBounds =
            expected.compareTo(MAX_LONG_AS_BIG_DECIMAL) <= 0
                & expected.compareTo(MIN_LONG_AS_BIG_DECIMAL) >= 0;

        try {
          assertEquals(expected.longValue(), DoubleMath.roundToLong(d, mode));
          assertTrue(isInBounds);
        } catch (ArithmeticException e) {
          assertFalse(isInBounds);
        }
      }
    }
  }