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Add tests for user-specified inputs in SendRequests.

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Matt Corallo 2013-05-21 17:08:43 +02:00 committed by Mike Hearn
parent 375e553bdc
commit 72f346c10f
1 changed files with 55 additions and 4 deletions
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59
core/src/test/java/com/google/bitcoin/core/WalletTest.java
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@ -39,10 +39,7 @@ import java.io.File;
import java.math.BigInteger;
import java.security.SecureRandom;
import java.net.InetAddress;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Random;
import java.util.*;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
@ -1553,6 +1550,60 @@ public class WalletTest extends TestWithWallet {
Transaction.REFERENCE_DEFAULT_MIN_TX_FEE.add(Transaction.MIN_NONDUST_OUTPUT))));
}
@Test
public void testCompleteTxWithExistingInputs() throws Exception {
// Tests calling completeTx with a SendRequest that already has a few inputs in it
// Make sure TestWithWallet isnt doing anything crazy.
assertTrue(wallet.getTransactions(true).size() == 0);
Address notMyAddr = new ECKey().toAddress(params);
// Generate a few outputs to us
StoredBlock block = new StoredBlock(makeSolvedTestBlock(blockStore, notMyAddr), BigInteger.ONE, 1);
Transaction tx1 = createFakeTx(params, Utils.COIN, myAddress);
wallet.receiveFromBlock(tx1, block, AbstractBlockChain.NewBlockType.BEST_CHAIN);
Transaction tx2 = createFakeTx(params, Utils.COIN, myAddress); assertTrue(!tx1.getHash().equals(tx2.getHash()));
wallet.receiveFromBlock(tx2, block, AbstractBlockChain.NewBlockType.BEST_CHAIN);
Transaction tx3 = createFakeTx(params, Utils.CENT, myAddress);
wallet.receiveFromBlock(tx3, block, AbstractBlockChain.NewBlockType.BEST_CHAIN);
SendRequest request1 = SendRequest.to(notMyAddr, Utils.CENT);
// If we just complete as-is, we will use one of the COIN outputs to get higher priority,
// resulting in a change output
assertTrue(wallet.completeTx(request1, true) != null &&
request1.tx.getInputs().size() == 1 && request1.tx.getOutputs().size() == 2 &&
request1.tx.getOutput(0).getValue().equals(Utils.CENT) && request1.tx.getOutput(1).getValue().equals(Utils.COIN.subtract(Utils.CENT)));
// Now create an identical request2 and add an unsigned spend of the CENT output
SendRequest request2 = SendRequest.to(notMyAddr, Utils.CENT);
request2.tx.addInput(tx3.getOutput(0));
// Now completeTx will result in one input, one output
assertTrue(wallet.completeTx(request2, true) != null &&
request2.tx.getInputs().size() == 1 && request2.tx.getOutputs().size() == 1 &&
request2.tx.getOutput(0).getValue().equals(Utils.CENT));
// Make sure it was properly signed
request2.tx.getInput(0).getScriptSig().correctlySpends(request2.tx, 0, tx3.getOutput(0).getScriptPubKey(), true);
// However, if there is no connected output, we will grab a COIN output anyway and add the CENT to fee
SendRequest request3 = SendRequest.to(notMyAddr, Utils.CENT);
request3.tx.addInput(new TransactionInput(params, request3.tx, new byte[]{}, new TransactionOutPoint(params, 0, tx3.getHash())));
// Now completeTx will result in two inputs, two outputs and a fee of a CENT
// Note that it is simply assumed that the inputs are correctly signed, though in fact the first is not
assertTrue(wallet.completeTx(request3, true) != null &&
request3.tx.getInputs().size() == 2 && request3.tx.getOutputs().size() == 2 &&
request3.tx.getOutput(0).getValue().equals(Utils.CENT) && request3.tx.getOutput(1).getValue().equals(Utils.COIN.subtract(Utils.CENT)));
SendRequest request4 = SendRequest.to(notMyAddr, Utils.CENT);
request4.tx.addInput(tx3.getOutput(0));
// Now if we manually sign it, completeTx will not replace our signature
request4.tx.signInputs(SigHash.ALL, wallet);
byte[] scriptSig = request4.tx.getInput(0).getScriptBytes();
assertTrue(wallet.completeTx(request4, true) != null &&
request4.tx.getInputs().size() == 1 && request4.tx.getOutputs().size() == 1 &&
request4.tx.getOutput(0).getValue().equals(Utils.CENT) &&
Arrays.equals(scriptSig, request4.tx.getInput(0).getScriptBytes()));
}
// There is a test for spending a coinbase transaction as it matures in BlockChainTest#coinbaseTransactionAvailability
// Support for offline spending is tested in PeerGroupTest