@Test
public void testGetOrdinal() {

  List<Integer> positions = BitmaskUtils.getFieldPositions(zeroth.toByteArray());
  Assert.assertTrue(0 == positions.get(0));
  Assert.assertTrue(1 == positions.size());
  positions = BitmaskUtils.getFieldPositions(first.toByteArray());
  Assert.assertTrue(1 == positions.get(0));
  Assert.assertTrue(1 == positions.size());
  positions = BitmaskUtils.getFieldPositions(eighth.toByteArray());
  Assert.assertTrue(8 == positions.get(0));
  Assert.assertTrue(1 == positions.size());
}