Examples with BlockDifficulty co.rsk.core.BlockDifficulty used on opensource projects

Example 51 with BlockDifficulty

use of co.rsk.core.BlockDifficulty in project rskj by rsksmart.

the class RemascTestRunner method createBlock.

public static Block createBlock(Block genesis, Block parentBlock, Keccak256 blockHash, RskAddress coinbase, List<BlockHeader> uncles, Long difficulty, Transaction... txsToInlcude) {
    List<Transaction> txs = new ArrayList<>();
    if (txsToInlcude != null) {
        for (Transaction tx : txsToInlcude) {
            txs.add(tx);
        }
    }
    Transaction remascTx = new RemascTransaction(parentBlock.getNumber() + 1);
    txs.add(remascTx);
    BigInteger difficultyAsBI = difficulty == null ? parentBlock.getDifficulty().asBigInteger() : BigInteger.valueOf(difficulty);
    if (difficultyAsBI.equals(BigInteger.ZERO)) {
        difficultyAsBI = BigInteger.ONE;
    }
    BlockDifficulty difficultyAsBD = new BlockDifficulty(difficultyAsBI);
    Coin paidFees = Coin.ZERO;
    for (Transaction tx : txs) {
        BigInteger gasLimit = new BigInteger(1, tx.getGasLimit());
        Coin gasPrice = tx.getGasPrice();
        paidFees = paidFees.add(gasPrice.multiply(gasLimit));
    }
    return new Block(new HardcodedHashBlockHeader(parentBlock, coinbase, genesis, txs, difficultyAsBD, paidFees, uncles, blockHash), txs, uncles, true, false);
}

Example 52 with BlockDifficulty

use of co.rsk.core.BlockDifficulty in project rskj by rsksmart.

the class StatusResolver method currentStatus.

/**
 * Resolves the current status to broadcast and send to peers.
 */
public Status currentStatus() {
    Status status;
    if (blockStore.getMinNumber() != 0) {
        status = new Status(genesis.getNumber(), genesis.getHash().getBytes(), genesis.getParentHash().getBytes(), genesis.getCumulativeDifficulty());
    } else {
        Block block = blockStore.getBestBlock();
        BlockDifficulty totalDifficulty = blockStore.getTotalDifficultyForHash(block.getHash().getBytes());
        status = new Status(block.getNumber(), block.getHash().getBytes(), block.getParentHash().getBytes(), totalDifficulty);
    }
    return status;
}

Example 53 with BlockDifficulty

use of co.rsk.core.BlockDifficulty in project rskj by rsksmart.

the class NodeMessageHandlerTest method processStatusMessageUsingSyncProcessor.

@Test()
public void processStatusMessageUsingSyncProcessor() {
    final SimplePeer sender = new SimplePeer();
    final ChannelManager channelManager = mock(ChannelManager.class);
    when(channelManager.getActivePeers()).thenReturn(Collections.singletonList(sender));
    final NodeMessageHandler handler = NodeMessageHandlerUtil.createHandlerWithSyncProcessor(SyncConfiguration.IMMEDIATE_FOR_TESTING, channelManager);
    BlockGenerator blockGenerator = new BlockGenerator();
    final Block block = blockGenerator.createChildBlock(blockGenerator.getGenesisBlock());
    final Status status = new Status(block.getNumber(), block.getHash().getBytes(), block.getParentHash().getBytes(), new BlockDifficulty(BigInteger.TEN));
    final Message message = new StatusMessage(status);
    handler.processMessage(sender, message);
    Assert.assertFalse(sender.getMessages().isEmpty());
    Assert.assertEquals(MessageType.BLOCK_HEADERS_REQUEST_MESSAGE, sender.getMessages().get(0).getMessageType());
}

Example 54 with BlockDifficulty

use of co.rsk.core.BlockDifficulty in project rskj by rsksmart.

the class RskWireProtocolTest method activate_sendStatus.

@Test
public void activate_sendStatus() {
    BlockDifficulty blockDifficulty = new BlockDifficulty(BigInteger.valueOf(20));
    Status status = mock(Status.class);
    when(status.getTotalDifficulty()).thenReturn(blockDifficulty);
    when(statusResolver.currentStatus()).thenReturn(status);
    when(genesis.getHash()).thenReturn(new Keccak256(new byte[32]));
    NodeStatistics nodeStatistics = mock(NodeStatistics.class);
    when(nodeStatistics.getEthOutbound()).thenReturn(mock(NodeStatistics.StatHandler.class));
    when(channel.getNodeStatistics()).thenReturn(nodeStatistics);
    target.activate();
    verify(messageQueue, times(2)).sendMessage(any());
}

Example 55 with BlockDifficulty

use of co.rsk.core.BlockDifficulty in project rskj by rsksmart.

the class BlockDifficultyValidationRuleTest method testDifficulty.

@Test
public void testDifficulty() {
    DifficultyCalculator difficultyCalculator = new DifficultyCalculator(activationConfig, networkConstants);
    BlockDifficultyRule validationRule = new BlockDifficultyRule(difficultyCalculator);
    Block block = Mockito.mock(Block.class);
    Block parent = Mockito.mock(Block.class);
    long parentTimestamp = 0;
    long blockTimeStamp = 10;
    BlockDifficulty parentDifficulty = new BlockDifficulty(new BigInteger("2048"));
    BlockDifficulty blockDifficulty = new BlockDifficulty(new BigInteger("2049"));
    // blockDifficulty = blockDifficulty.add(AbstractConfig.getConstants().getDifficultyBoundDivisor());
    Mockito.when(block.getDifficulty()).thenReturn(blockDifficulty);
    BlockHeader blockHeader = getEmptyHeader(blockDifficulty, blockTimeStamp, 1);
    BlockHeader parentHeader = Mockito.mock(BlockHeader.class);
    Mockito.when(parentHeader.getDifficulty()).thenReturn(parentDifficulty);
    Mockito.when(block.getHeader()).thenReturn(blockHeader);
    Mockito.when(parent.getHeader()).thenReturn(parentHeader);
    Mockito.when(parent.getDifficulty()).thenReturn(parentDifficulty);
    Mockito.when(parent.getTimestamp()).thenReturn(parentTimestamp);
    Assert.assertEquals(validationRule.isValid(block, parent), true);
}