Examples with RepositorySnapshot co.rsk.db.RepositorySnapshot used on opensource projects

Example 11 with RepositorySnapshot

use of co.rsk.db.RepositorySnapshot in project rskj by rsksmart.

the class BlockchainLoaderTest method testLoadBlockchainEmptyBlockchain.

@Test
public void testLoadBlockchainEmptyBlockchain() {
    RskTestFactory objects = new RskTestFactory() {

        @Override
        protected GenesisLoader buildGenesisLoader() {
            return new TestGenesisLoader(getTrieStore(), "blockchain_loader_genesis.json", BigInteger.ZERO, true, true, true);
        }
    };
    // calls loadBlockchain
    Blockchain blockchain = objects.getBlockchain();
    RepositorySnapshot repository = objects.getRepositoryLocator().snapshotAt(blockchain.getBestBlock().getHeader());
    TestSystemProperties testSystemProperties = new TestSystemProperties();
    ActivationConfig.ForBlock activations = testSystemProperties.getActivationConfig().forBlock(0);
    int enabledPCCs = PrecompiledContracts.GENESIS_ADDRESSES.size();
    for (ConsensusRule consensusRule : PrecompiledContracts.CONSENSUS_ENABLED_ADDRESSES.values()) {
        if (activations.isActive(consensusRule)) {
            enabledPCCs++;
        }
    }
    int testAccountsSize = 3;
    // PCCs + test accounts in blockchain_loader_genesis.json
    int genesisAccountKeysSize = enabledPCCs + testAccountsSize;
    Assert.assertEquals(genesisAccountKeysSize, repository.getAccountsKeys().size());
    RskAddress daba01 = new RskAddress("dabadabadabadabadabadabadabadabadaba0001");
    Assert.assertEquals(Coin.valueOf(2000), repository.getBalance(daba01));
    Assert.assertEquals(BigInteger.valueOf(24), repository.getNonce(daba01));
    RskAddress daba02 = new RskAddress("dabadabadabadabadabadabadabadabadaba0002");
    Assert.assertEquals(Coin.valueOf(1000), repository.getBalance(daba02));
    Assert.assertEquals(BigInteger.ZERO, repository.getNonce(daba02));
    RskAddress address = new RskAddress("77045e71a7a2c50903d88e564cd72fab11e82051");
    Assert.assertEquals(Coin.valueOf(10), repository.getBalance(address));
    Assert.assertEquals(BigInteger.valueOf(25), repository.getNonce(address));
    Assert.assertEquals(DataWord.ONE, repository.getStorageValue(address, DataWord.ZERO));
    Assert.assertEquals(DataWord.valueOf(3), repository.getStorageValue(address, DataWord.ONE));
    Assert.assertEquals(274, Objects.requireNonNull(repository.getCode(address)).length);
}

Example 12 with RepositorySnapshot

use of co.rsk.db.RepositorySnapshot in project rskj by rsksmart.

the class BlockToMineBuilder method getTransactions.

private List<Transaction> getTransactions(List<Transaction> txsToRemove, BlockHeader parentHeader, Coin minGasPrice) {
    logger.debug("getting transactions from pending state");
    List<Transaction> txs = minerUtils.getAllTransactions(transactionPool);
    logger.debug("{} transaction(s) collected from pending state", txs.size());
    Transaction remascTx = new RemascTransaction(parentHeader.getNumber() + 1);
    txs.add(remascTx);
    Map<RskAddress, BigInteger> accountNonces = new HashMap<>();
    RepositorySnapshot originalRepo = repositoryLocator.snapshotAt(parentHeader);
    return minerUtils.filterTransactions(txsToRemove, txs, accountNonces, originalRepo, minGasPrice);
}

Example 13 with RepositorySnapshot

use of co.rsk.db.RepositorySnapshot in project rskj by rsksmart.

the class TransactionModuleTest method sendTransactionMustBeMined.

@Test
public void sendTransactionMustBeMined() {
    World world = new World();
    BlockChainImpl blockchain = world.getBlockChain();
    TrieStore trieStore = world.getTrieStore();
    RepositoryLocator repositoryLocator = world.getRepositoryLocator();
    RepositorySnapshot repository = repositoryLocator.snapshotAt(blockchain.getBestBlock().getHeader());
    BlockStore blockStore = world.getBlockStore();
    TransactionPool transactionPool = new TransactionPoolImpl(config, repositoryLocator, blockStore, blockFactory, null, buildTransactionExecutorFactory(blockStore, null, world.getBlockTxSignatureCache()), world.getReceivedTxSignatureCache(), 10, 100);
    TransactionGateway transactionGateway = new TransactionGateway(new SimpleChannelManager(), transactionPool);
    Web3Impl web3 = createEnvironment(blockchain, null, trieStore, transactionPool, blockStore, true, world.getBlockTxSignatureCache(), transactionGateway);
    String tx = sendTransaction(web3, repository);
    Assert.assertEquals(1, blockchain.getBestBlock().getNumber());
    Assert.assertEquals(2, blockchain.getBestBlock().getTransactionsList().size());
    Transaction txInBlock = getTransactionFromBlockWhichWasSend(blockchain, tx);
    // Transaction tx must be in the block mined.
    Assert.assertEquals(tx, txInBlock.getHash().toJsonString());
}

Example 14 with RepositorySnapshot

use of co.rsk.db.RepositorySnapshot in project rskj by rsksmart.

the class BlockchainVMTest method testSEND_1.

@Test
public void testSEND_1() {
    NewBlockChainInfo binfo = createNewBlockchain();
    Blockchain blockchain = binfo.blockchain;
    BlockGenerator blockGenerator = new BlockGenerator();
    Block block1 = blockGenerator.createChildBlock(blockchain.getBestBlock(), Collections.emptyList(), blockchain.getBestBlock().getStateRoot());
    Coin transferAmount = Coin.valueOf(100L);
    // Add a single transaction paying to a new address
    byte[] dstAddress = randomAddress();
    BigInteger transactionGasLimit = new BigInteger("21000");
    Coin transactionGasPrice = Coin.valueOf(1);
    Transaction t = Transaction.builder().gasPrice(transactionGasPrice).gasLimit(transactionGasLimit).destination(dstAddress).chainId(Constants.REGTEST_CHAIN_ID).value(transferAmount).build();
    t.sign(binfo.faucetKey.getPrivKeyBytes());
    List<Transaction> txs = Collections.singletonList(t);
    Block block2 = blockGenerator.createChildBlock(block1, txs, blockchain.getBestBlock().getStateRoot());
    Assert.assertEquals(ImportResult.IMPORTED_BEST, blockchain.tryToConnect(block1));
    MinerHelper mh = new MinerHelper(binfo.repository, binfo.repositoryLocator, binfo.blockchain);
    mh.completeBlock(block2, block1);
    Assert.assertEquals(ImportResult.IMPORTED_BEST, blockchain.tryToConnect(block2));
    RepositorySnapshot repository = binfo.repositoryLocator.snapshotAt(block2.getHeader());
    Assert.assertEquals(blockchain.getBestBlock(), block2);
    Assert.assertEquals(2, block2.getNumber());
    Coin srcAmount = faucetAmount.subtract(transferAmount);
    srcAmount = srcAmount.subtract(transactionGasPrice.multiply(transactionGasLimit));
    Assert.assertEquals(repository.getBalance(new RskAddress(binfo.faucetKey.getAddress())), srcAmount);
    Assert.assertEquals(repository.getBalance(new RskAddress(dstAddress)), transferAmount);
}

Example 15 with RepositorySnapshot

use of co.rsk.db.RepositorySnapshot in project rskj by rsksmart.

the class BlockTxsValidationRuleTest method setup.

@Before
public void setup() {
    parent = mock(Block.class);
    BlockHeader parentHeader = mock(BlockHeader.class);
    when(parent.getHeader()).thenReturn(parentHeader);
    RepositoryLocator repositoryLocator = mock(RepositoryLocator.class);
    repositorySnapshot = mock(RepositorySnapshot.class);
    when(repositoryLocator.snapshotAt(parentHeader)).thenReturn(repositorySnapshot);
    rule = new BlockTxsValidationRule(repositoryLocator);
}