@Test
public void shouldConvertSignedBinlogBigintToUnsigned() {

    assertEquals(new BigDecimal("18446744073709551615"), MySqlUnsignedIntegerConverter.convertUnsignedBigint(new BigDecimal("-1")));
    assertEquals(new BigDecimal("18446744073709551615"), MySqlUnsignedIntegerConverter.convertUnsignedBigint(new BigDecimal("18446744073709551615")));
}