@Test
public void testCompareLong() {

	Assert.assertEquals(0, NumberUtils.compareLong(0L, 0L));
	Assert.assertEquals(1, NumberUtils.compareLong(9L, 0L));
	Assert.assertEquals(-1, NumberUtils.compareLong(0L, 9L));
	Assert.assertEquals(-1, NumberUtils.compareLong(-9L, 0L));
	Assert.assertEquals(1, NumberUtils.compareLong(0L, -9L));
}