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Add a test to ensure that wallet listeners that throw exceptions don't prevent the others from running.

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This commit is contained in:
Mike Hearn 2013-06-21 12:37:27 +02:00
parent dd83d55df4
commit 0907a3852b
1 changed files with 23 additions and 0 deletions
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23
core/src/test/java/com/google/bitcoin/core/WalletTest.java
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@ -42,6 +42,7 @@ import java.security.SecureRandom;
import java.util.*;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import static com.google.bitcoin.core.TestUtils.*;
import static com.google.bitcoin.core.Utils.bitcoinValueToFriendlyString;
@ -1806,4 +1807,26 @@ public class WalletTest extends TestWithWallet {
// There is a test for spending a coinbase transaction as it matures in BlockChainTest#coinbaseTransactionAvailability
// Support for offline spending is tested in PeerGroupTest
@Test
public void exceptionsDoNotBlockAllListeners() throws Exception {
// Check that if a wallet listener throws an exception, the others still run.
wallet.addEventListener(new AbstractWalletEventListener() {
@Override
public void onCoinsReceived(Wallet wallet, Transaction tx, BigInteger prevBalance, BigInteger newBalance) {
throw new RuntimeException("barf");
}
});
final AtomicInteger flag = new AtomicInteger();
wallet.addEventListener(new AbstractWalletEventListener() {
@Override
public void onCoinsReceived(Wallet wallet, Transaction tx, BigInteger prevBalance, BigInteger newBalance) {
flag.incrementAndGet();
}
});
sendMoneyToWallet(Utils.toNanoCoins(1, 0), AbstractBlockChain.NewBlockType.BEST_CHAIN);
Threading.waitForUserCode();
assertEquals(1, flag.get());
}
}