public void test_bigintegerArray() throws Exception {
BigInteger[] a = new BigInteger[] { new BigInteger("214748364812"), new BigInteger("2147483648123") };
String text = JSON.toJSONString(a);
Assert.assertEquals("[214748364812,2147483648123]", text);
JSON json = (JSON) JSON.parse(text);
Assert.assertEquals("[214748364812,2147483648123]", json.toJSONString());
}