Code example for BigInteger

0
  /** 
   * Tests that we correctly translate unsigned values in and out of a long 
   * @throws Exception 
   */ 
  public void test() throws Exception { 
      BigInteger val = new BigInteger("ffffffffffffffff", 16);
      TestCase.assertEquals(-1, U64.t(val));
      TestCase.assertEquals(val, U64.f(-1));
  } 
}