@Test
public void testAddress() {

    try {
        DumpedPrivateKey dumpedPrivateKey = new DumpedPrivateKey("L4rK1yDtCWekvXuE6oXD9jCYfFNV2cWRpVuPLBcCU2z8TrisoyY1");
        ECKey ecKey = dumpedPrivateKey.getKey();
        String addressStr = ecKey.toAddress();
        assertEquals(ecKey.toAddress(), "1F3sAm6ZtwLAUnj7d38pGFxtP3RVEvtsbV");
    } catch (AddressFormatException e) {
        e.printStackTrace();
    }
}