@Test
public void receiveCoins() throws Exception {

    // Quick check that we can actually receive coins.
    Transaction tx1 = createFakeTx(unitTestParams,
                                   Utils.toNanoCoins(1, 0),
                                   wallet.getKeys().get(0).toAddress(unitTestParams));
    Block b1 = createFakeBlock(blockStore, tx1).block;
    chain.add(b1);
    assertTrue(wallet.getBalance().signum() > 0);
}