@Test
public void roundBillTotal_shouldRoundToNearestFloor() throws Exception {

	Assert.assertEquals(new BigDecimal(5), RoundingUtil.round(new BigDecimal(9), 5, CashierOptions.RoundingMode.FLOOR));
	BigDecimal decimal = new BigDecimal(BigInteger.valueOf(199), 2); // 1.99
	Assert.assertEquals(new BigDecimal(1), RoundingUtil.round(decimal, 1, CashierOptions.RoundingMode.FLOOR));
}