@Test public void testReceiveCoinbaseTransaction() throws Exception { // Block 169482 (hash 0000000000000756935f1ee9d5987857b604046f846d3df56d024cdb5f368665) // contains coinbase transactions that are mining pool shares. // The private key MINERS_KEY is used to check transactions are received by a wallet correctly. byte[] blockAsBytes = getBytes(getClass().getResourceAsStream("block169482.dat")); // Create block 169482. Block block = new Block(params, blockAsBytes); // Check block. assertNotNull(block); block.verify(); assertEquals(BLOCK_NONCE, block.getNonce()); StoredBlock storedBlock = new StoredBlock(block, BigInteger.ONE, BLOCK_OF_INTEREST); // Nonsense work - not used in test. // Create a wallet contain the miner's key that receives a spend from a coinbase. ECKey miningKey = (new DumpedPrivateKey(params, MINING_PRIVATE_KEY)).getKey(); assertNotNull(miningKey); Wallet wallet = new Wallet(params); wallet.importKey(miningKey); // Initial balance should be zero by construction. assertEquals(Coin.ZERO, wallet.getBalance()); // Give the wallet the first transaction in the block - this is the coinbase tx. List<Transaction> transactions = block.getTransactions(); assertNotNull(transactions); wallet.receiveFromBlock(transactions.get(0), storedBlock, NewBlockType.BEST_CHAIN, 0); // Coinbase transaction should have been received successfully but be unavailable to spend (too young). assertEquals(BALANCE_AFTER_BLOCK, wallet.getBalance(BalanceType.ESTIMATED)); assertEquals(Coin.ZERO, wallet.getBalance(BalanceType.AVAILABLE)); }
@Test public void testReceiveCoinbaseTransaction() throws Exception { // Block 169482 (hash 0000000000000756935f1ee9d5987857b604046f846d3df56d024cdb5f368665) // contains coinbase transactions that are mining pool shares. // The private key MINERS_KEY is used to check transactions are received by a wallet correctly. // The address for this private key is 1GqtGtn4fctXuKxsVzRPSLmYWN1YioLi9y. final String MINING_PRIVATE_KEY = "5JDxPrBRghF1EvSBjDigywqfmAjpHPmTJxYtQTYJxJRHLLQA4mG"; final long BLOCK_NONCE = 3973947400L; final Coin BALANCE_AFTER_BLOCK = Coin.valueOf(22223642); final NetworkParameters PARAMS = MainNetParams.get(); Block block169482 = PARAMS.getDefaultSerializer().makeBlock(ByteStreams.toByteArray(getClass().getResourceAsStream("block169482.dat"))); // Check block. assertNotNull(block169482); block169482.verify(169482, EnumSet.noneOf(Block.VerifyFlag.class)); assertEquals(BLOCK_NONCE, block169482.getNonce()); StoredBlock storedBlock = new StoredBlock(block169482, BigInteger.ONE, 169482); // Nonsense work - not used in test. // Create a wallet contain the miner's key that receives a spend from a coinbase. ECKey miningKey = DumpedPrivateKey.fromBase58(PARAMS, MINING_PRIVATE_KEY).getKey(); assertNotNull(miningKey); Context context = new Context(PARAMS); Wallet wallet = new Wallet(context); wallet.importKey(miningKey); // Initial balance should be zero by construction. assertEquals(Coin.ZERO, wallet.getBalance()); // Give the wallet the first transaction in the block - this is the coinbase tx. List<Transaction> transactions = block169482.getTransactions(); assertNotNull(transactions); wallet.receiveFromBlock(transactions.get(0), storedBlock, NewBlockType.BEST_CHAIN, 0); // Coinbase transaction should have been received successfully but be unavailable to spend (too young). assertEquals(BALANCE_AFTER_BLOCK, wallet.getBalance(BalanceType.ESTIMATED)); assertEquals(Coin.ZERO, wallet.getBalance(BalanceType.AVAILABLE)); }