Examples with Blockchain org.ethereum.core.Blockchain used on opensource projects

Example 56 with Blockchain

use of org.ethereum.core.Blockchain in project rskj by rsksmart.

the class NodeBlockProcessorTest method processBlockHashRequestMessageUsingEmptyStore.

@Test
public void processBlockHashRequestMessageUsingEmptyStore() throws UnknownHostException {
    final Block block = new BlockGenerator().getBlock(3);
    final Keccak256 blockHash = block.getHash();
    final BlockStore store = new BlockStore();
    final Blockchain blockchain = BlockChainBuilder.ofSize(0);
    BlockNodeInformation nodeInformation = new BlockNodeInformation();
    SyncConfiguration syncConfiguration = SyncConfiguration.IMMEDIATE_FOR_TESTING;
    RskSystemProperties config = new RskSystemProperties();
    BlockSyncService blockSyncService = new BlockSyncService(config, store, blockchain, nodeInformation, syncConfiguration);
    final NodeBlockProcessor processor = new NodeBlockProcessor(store, blockchain, nodeInformation, blockSyncService, syncConfiguration);
    final SimpleMessageChannel sender = new SimpleMessageChannel();
    Assert.assertTrue(nodeInformation.getBlocksByNode(sender.getPeerNodeID()).isEmpty());
    processor.processBlockRequest(sender, 100, block.getHash().getBytes());
    Assert.assertFalse(nodeInformation.getBlocksByNode(sender.getPeerNodeID()).contains(blockHash));
    Assert.assertTrue(sender.getMessages().isEmpty());
}

Example 57 with Blockchain

use of org.ethereum.core.Blockchain in project rskj by rsksmart.

the class NodeBlockProcessorTest method processTwoBlockListsAddingToBlockchain.

@Test
public void processTwoBlockListsAddingToBlockchain() {
    Blockchain blockchain = BlockChainBuilder.ofSize(0);
    BlockStore store = new BlockStore();
    Block genesis = blockchain.getBestBlock();
    BlockGenerator blockGenerator = new BlockGenerator();
    List<Block> blocks = blockGenerator.getBlockChain(genesis, 10);
    List<Block> blocks2 = blockGenerator.getBlockChain(genesis, 20);
    BlockNodeInformation nodeInformation = new BlockNodeInformation();
    SyncConfiguration syncConfiguration = SyncConfiguration.IMMEDIATE_FOR_TESTING;
    RskSystemProperties config = new RskSystemProperties();
    BlockSyncService blockSyncService = new BlockSyncService(config, store, blockchain, nodeInformation, syncConfiguration);
    final NodeBlockProcessor processor = new NodeBlockProcessor(store, blockchain, nodeInformation, blockSyncService, syncConfiguration);
    processor.processBlock(null, genesis);
    Assert.assertEquals(0, store.size());
    for (Block b : blocks) processor.processBlock(null, b);
    for (Block b : blocks2) processor.processBlock(null, b);
    Assert.assertEquals(20, blockchain.getBestBlock().getNumber());
    Assert.assertEquals(0, store.size());
}

Example 58 with Blockchain

use of org.ethereum.core.Blockchain in project rskj by rsksmart.

the class NodeBlockProcessorTest method processSkeletonRequestWithThreeResults.

@Test
public void processSkeletonRequestWithThreeResults() throws UnknownHostException {
    int skeletonStep = 192;
    final Blockchain blockchain = BlockChainBuilder.ofSize(300);
    final 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);
    final NodeBlockProcessor processor = new NodeBlockProcessor(store, blockchain, nodeInformation, blockSyncService, syncConfiguration);
    final SimpleMessageChannel sender = new SimpleMessageChannel();
    processor.processSkeletonRequest(sender, 100, 5);
    Assert.assertFalse(sender.getMessages().isEmpty());
    Assert.assertEquals(1, sender.getMessages().size());
    final Message message = sender.getMessages().get(0);
    Assert.assertEquals(MessageType.SKELETON_RESPONSE_MESSAGE, message.getMessageType());
    final SkeletonResponseMessage bMessage = (SkeletonResponseMessage) message;
    Assert.assertEquals(100, bMessage.getId());
    Block b1 = blockchain.getBlockByNumber(0);
    Block b2 = blockchain.getBlockByNumber(skeletonStep);
    Block b3 = blockchain.getBestBlock();
    BlockIdentifier[] expected = { new BlockIdentifier(b1.getHash().getBytes(), b1.getNumber()), new BlockIdentifier(b2.getHash().getBytes(), b2.getNumber()), new BlockIdentifier(b3.getHash().getBytes(), b3.getNumber()) };
    assertBlockIdentifiers(expected, bMessage.getBlockIdentifiers());
}

Example 59 with Blockchain

use of org.ethereum.core.Blockchain in project rskj by rsksmart.

the class NodeBlockProcessorTest method processStatusHavingBestBlockAsBestBlockInBlockchain.

@Test
@Ignore("Ignored when Process status deleted on block processor")
public void processStatusHavingBestBlockAsBestBlockInBlockchain() throws UnknownHostException {
    final BlockStore store = new BlockStore();
    final Blockchain blockchain = BlockChainBuilder.ofSize(2);
    BlockNodeInformation nodeInformation = new BlockNodeInformation();
    SyncConfiguration syncConfiguration = SyncConfiguration.IMMEDIATE_FOR_TESTING;
    RskSystemProperties config = new RskSystemProperties();
    BlockSyncService blockSyncService = new BlockSyncService(config, store, blockchain, nodeInformation, syncConfiguration);
    final NodeBlockProcessor processor = new NodeBlockProcessor(store, blockchain, nodeInformation, blockSyncService, syncConfiguration);
    final SimpleMessageChannel sender = new SimpleMessageChannel();
    final Block block = blockchain.getBestBlock();
    final Keccak256 blockHash = block.getHash();
    // final Status status = new Status(block.getNumber(), block.getHash());
    // processor.processStatus(sender, status);
    Assert.assertTrue(processor.getNodeInformation().getNodesByBlock(block.getHash().getBytes()).size() == 1);
    Assert.assertTrue(nodeInformation.getBlocksByNode(sender.getPeerNodeID()).contains(blockHash));
    Assert.assertEquals(0, sender.getGetBlockMessages().size());
    Assert.assertEquals(0, store.size());
}

Example 60 with Blockchain

use of org.ethereum.core.Blockchain in project rskj by rsksmart.

the class NodeBlockProcessorTest method processBlockHeadersRequestMessageUsingBlockInBlockchain.

@Test
public void processBlockHeadersRequestMessageUsingBlockInBlockchain() throws UnknownHostException {
    final Blockchain blockchain = BlockChainBuilder.ofSize(100);
    final Block block = blockchain.getBlockByNumber(60);
    final 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);
    final NodeBlockProcessor processor = new NodeBlockProcessor(store, blockchain, nodeInformation, blockSyncService, syncConfiguration);
    final SimpleMessageChannel sender = new SimpleMessageChannel();
    processor.processBlockHeadersRequest(sender, 100, block.getHash().getBytes(), 20);
    Assert.assertFalse(sender.getMessages().isEmpty());
    Assert.assertEquals(1, sender.getMessages().size());
    final Message message = sender.getMessages().get(0);
    Assert.assertEquals(MessageType.BLOCK_HEADERS_RESPONSE_MESSAGE, message.getMessageType());
    final BlockHeadersResponseMessage response = (BlockHeadersResponseMessage) message;
    Assert.assertEquals(100, response.getId());
    Assert.assertNotNull(response.getBlockHeaders());
    Assert.assertEquals(20, response.getBlockHeaders().size());
    for (int k = 0; k < 20; k++) Assert.assertEquals(blockchain.getBlockByNumber(60 - k).getHash(), response.getBlockHeaders().get(k).getHash());
}