@Test
public void testRound() {

    Float result1 = NumericFunctions.round(1.234f, 2);
    Double result2 = NumericFunctions.round(-1.234, 2);
    Double result3 = NumericFunctions.round(1.235, 2);
    Assert.assertEquals(result1, new Float(1.23f));
    Assert.assertEquals(result2, new Double(-1.23));
    Assert.assertEquals(result3, new Double(1.24));
}