Examples with BlockGenerator co.rsk.blockchain.utils.BlockGenerator used on opensource projects

Example 26 with BlockGenerator

use of co.rsk.blockchain.utils.BlockGenerator in project rskj by rsksmart.

the class NodeBlockProcessorUnclesTest method addBlockWithTwoKnownUncles.

@Test
public void addBlockWithTwoKnownUncles() throws UnknownHostException {
    BlockChainImpl blockChain = new BlockChainBuilder().build();
    NodeBlockProcessor processor = createNodeBlockProcessor(blockChain);
    Block genesis = blockChain.getBestBlock();
    BlockBuilder blockBuilder = new BlockBuilder(blockChain, new BlockGenerator());
    Block block1 = blockBuilder.parent(genesis).build();
    Block uncle1 = blockBuilder.parent(genesis).build();
    Block uncle2 = blockBuilder.parent(genesis).build();
    List<BlockHeader> uncles = new ArrayList<>();
    uncles.add(uncle1.getHeader());
    uncles.add(uncle2.getHeader());
    Block block2 = blockBuilder.parent(block1).uncles(uncles).build();
    processor.processBlock(null, block1);
    processor.processBlock(null, uncle1);
    processor.processBlock(null, uncle2);
    SimpleMessageChannel sender = new SimpleMessageChannel();
    processor.processBlock(sender, block2);
    Assert.assertEquals(2, processor.getBlockchain().getBestBlock().getNumber());
    Assert.assertArrayEquals(block2.getHash().getBytes(), processor.getBlockchain().getBestBlockHash());
    Assert.assertTrue(sender.getGetBlockMessages().isEmpty());
}

Example 27 with BlockGenerator

use of co.rsk.blockchain.utils.BlockGenerator in project rskj by rsksmart.

the class NodeBlockProcessorUnclesTest method createNodeBlockProcessor.

private static NodeBlockProcessor createNodeBlockProcessor(BlockChainImpl blockChain) {
    Block genesis = new BlockGenerator().getGenesisBlock();
    genesis.setStateRoot(blockChain.getRepository().getRoot());
    genesis.flushRLP();
    Assert.assertEquals(ImportResult.IMPORTED_BEST, blockChain.tryToConnect(genesis));
    BlockStore store = new BlockStore();
    BlockNodeInformation nodeInformation = new BlockNodeInformation();
    SyncConfiguration syncConfiguration = SyncConfiguration.IMMEDIATE_FOR_TESTING;
    RskSystemProperties config = new RskSystemProperties();
    BlockSyncService blockSyncService = new BlockSyncService(config, store, blockChain, nodeInformation, syncConfiguration);
    NodeBlockProcessor processor = new NodeBlockProcessor(store, blockChain, nodeInformation, blockSyncService, syncConfiguration);
    return processor;
}

Example 28 with BlockGenerator

use of co.rsk.blockchain.utils.BlockGenerator in project rskj by rsksmart.

the class NodeMessageHandlerTest method processBlockHeaderRequestMessageUsingBlockInBlockchain.

@Test
public void processBlockHeaderRequestMessageUsingBlockInBlockchain() throws UnknownHostException {
    final World world = new World();
    final Blockchain blockchain = world.getBlockChain();
    final BlockStore store = new BlockStore();
    List<Block> blocks = new BlockGenerator().getBlockChain(blockchain.getBestBlock(), 10);
    for (Block b : blocks) blockchain.tryToConnect(b);
    BlockNodeInformation nodeInformation = new BlockNodeInformation();
    SyncConfiguration syncConfiguration = SyncConfiguration.IMMEDIATE_FOR_TESTING;
    BlockSyncService blockSyncService = new BlockSyncService(config, store, blockchain, nodeInformation, syncConfiguration);
    NodeBlockProcessor bp = new NodeBlockProcessor(store, blockchain, nodeInformation, blockSyncService, syncConfiguration);
    NodeMessageHandler handler = new NodeMessageHandler(config, bp, null, null, null, null, null, new ProofOfWorkRule(config).setFallbackMiningEnabled(false));
    SimpleMessageChannel sender = new SimpleMessageChannel();
    handler.processMessage(sender, new BlockHeadersRequestMessage(1, blocks.get(4).getHash().getBytes(), 1));
    Assert.assertFalse(sender.getMessages().isEmpty());
    Assert.assertEquals(1, sender.getMessages().size());
    Message message = sender.getMessages().get(0);
    Assert.assertEquals(MessageType.BLOCK_HEADERS_RESPONSE_MESSAGE, message.getMessageType());
    BlockHeadersResponseMessage bMessage = (BlockHeadersResponseMessage) message;
    Assert.assertEquals(blocks.get(4).getHash(), bMessage.getBlockHeaders().get(0).getHash());
}

Example 29 with BlockGenerator

use of co.rsk.blockchain.utils.BlockGenerator in project rskj by rsksmart.

the class NodeMessageHandlerTest method skipProcessGenesisBlock.

@Test
public void skipProcessGenesisBlock() throws UnknownHostException {
    SimpleMessageChannel sender = new SimpleMessageChannel();
    PeerScoringManager scoring = createPeerScoringManager();
    SimpleBlockProcessor sbp = new SimpleBlockProcessor();
    NodeMessageHandler processor = new NodeMessageHandler(config, sbp, null, null, null, null, scoring, new DummyBlockValidationRule());
    Block block = new BlockGenerator().getGenesisBlock();
    Message message = new BlockMessage(block);
    processor.processMessage(sender, message);
    Assert.assertNotNull(sbp.getBlocks());
    Assert.assertEquals(0, sbp.getBlocks().size());
    Assert.assertTrue(scoring.isEmpty());
    PeerScoring pscoring = scoring.getPeerScoring(sender.getPeerNodeID());
    Assert.assertNotNull(pscoring);
    Assert.assertTrue(pscoring.isEmpty());
}

Example 30 with BlockGenerator

use of co.rsk.blockchain.utils.BlockGenerator in project rskj by rsksmart.

the class NodeMessageHandlerTest method skipAdvancedBlock.

@Test
public void skipAdvancedBlock() throws UnknownHostException {
    SimpleMessageChannel sender = new SimpleMessageChannel();
    PeerScoringManager scoring = createPeerScoringManager();
    SimpleBlockProcessor sbp = new SimpleBlockProcessor();
    sbp.setBlockGap(100000);
    NodeMessageHandler processor = new NodeMessageHandler(config, sbp, null, null, null, null, scoring, new DummyBlockValidationRule());
    Block block = new BlockGenerator().createBlock(200000, 0);
    Message message = new BlockMessage(block);
    processor.processMessage(sender, message);
    Assert.assertNotNull(sbp.getBlocks());
    Assert.assertEquals(0, sbp.getBlocks().size());
    Assert.assertTrue(scoring.isEmpty());
    PeerScoring pscoring = scoring.getPeerScoring(sender.getPeerNodeID());
    Assert.assertNotNull(pscoring);
    Assert.assertTrue(pscoring.isEmpty());
}