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Add some JavaDocs to FakeTxBuilder

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Mike Hearn 2014-05-20 16:36:44 +02:00
parent 2548076fa6
commit 1fe0e7fa6c
1 changed files with 17 additions and 6 deletions
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23
core/src/main/java/com/google/bitcoin/testing/FakeTxBuilder.java
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@ -25,10 +25,15 @@ import java.io.IOException;
import java.math.BigInteger;
import java.nio.ByteBuffer;
/**
* Utility methods for building fake/invalid transactions, often useful for unit testing.
*/
public class FakeTxBuilder {
/**
* Create a fake TX of sufficient realism to exercise the unit tests. Two outputs, one to us, one to somewhere
* else to simulate change. There is one random input.
*/
public static Transaction createFakeTxWithChangeAddress(NetworkParameters params, BigInteger nanocoins, Address to, Address changeOutput) {
// Create a fake TX of sufficient realism to exercise the unit tests. Two outputs, one to us, one to somewhere
// else to simulate change.
Transaction t = new Transaction(params);
TransactionOutput outputToMe = new TransactionOutput(params, t, nanocoins, to);
t.addOutput(outputToMe);
@ -45,13 +50,19 @@ public class FakeTxBuilder {
return roundTripTransaction(params, t);
}
/**
* Create a fake TX of sufficient realism to exercise the unit tests. Two outputs, one to us, one to somewhere
* else to simulate change. There is one random input.
*/
public static Transaction createFakeTx(NetworkParameters params, BigInteger nanocoins, Address to) {
return createFakeTxWithChangeAddress(params, nanocoins, to, new ECKey().toAddress(params));
}
/**
* Create a fake TX of sufficient realism to exercise the unit tests. Two outputs, one to us, one to somewhere
* else to simulate change. There is one random input.
*/
public static Transaction createFakeTx(NetworkParameters params, BigInteger nanocoins, ECKey to) {
// Create a fake TX of sufficient realism to exercise the unit tests. Two outputs, one to us, one to somewhere
// else to simulate change.
Transaction t = new Transaction(params);
TransactionOutput outputToMe = new TransactionOutput(params, t, nanocoins, to);
t.addOutput(outputToMe);
@ -69,7 +80,7 @@ public class FakeTxBuilder {
}
/**
* @return Transaction[] Transaction[0] is a feeder transaction, supplying BTC to Transaction[1]
* Transaction[0] is a feeder transaction, supplying BTC to Transaction[1]
*/
public static Transaction[] createFakeTx(NetworkParameters params, BigInteger nanocoins,
Address to, Address from) {
@ -154,7 +165,7 @@ public class FakeTxBuilder {
public Block block;
}
// Emulates receiving a valid block that builds on top of the chain.
/** Emulates receiving a valid block that builds on top of the chain. */
public static BlockPair createFakeBlock(BlockStore blockStore, long timeSeconds, Transaction... transactions) {
try {
Block chainHead = blockStore.getChainHead().getHeader();