@Test
public void testUnsignedByte() {

        byte a = 112;
        byte b = -4; // unsigned: 252
        
        // no sign problem
        assertEquals(112, UnsignedByteUtils.unsignedByteToInt(a));
        
        // sign problem
        assertEquals(252, UnsignedByteUtils.unsignedByteToInt(b));
}