### Question:
PopRequest implements Serializable { public Long getAmountSatoshis() { return amountSatoshis; } PopRequest(String input); byte[] getN(); Long getAmountSatoshis(); String getLabel(); Sha256Hash getTxid(); String getP(); String getMessage(); String toString();  }### Answer:
@Test public void testCreateMaxBitcoin() { PopRequest uri = new PopRequest("btcpop:?p=a&n=1&amount=21000000.00000000"); assertEquals(2100000000000000L, uri.getAmountSatoshis().longValue()); }