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

Example 11 with Blockchain

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

the class NodeBlockProcessorTest method processTenBlocksGenesisAtLastAddingToBlockchain.

@Test
public void processTenBlocksGenesisAtLastAddingToBlockchain() {
    BlockStore store = new BlockStore();
    Blockchain blockchain = BlockChainBuilder.ofSize(0);
    Block genesis = blockchain.getBestBlock();
    List<Block> blocks = new BlockGenerator().getBlockChain(genesis, 10);
    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);
    for (Block b : blocks) processor.processBlock(null, b);
    processor.processBlock(null, genesis);
    Assert.assertEquals(10, blockchain.getBestBlock().getNumber());
    Assert.assertEquals(0, store.size());
}

Example 12 with Blockchain

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

the class NodeBlockProcessorTest method processBlockRequestMessageUsingBlockInStore.

@Test
public void processBlockRequestMessageUsingBlockInStore() throws UnknownHostException {
    final Block block = new BlockGenerator().getBlock(3);
    final Keccak256 blockHash = block.getHash();
    final BlockStore store = new BlockStore();
    store.saveBlock(block);
    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.assertTrue(nodeInformation.getBlocksByNode(sender.getPeerNodeID()).contains(blockHash));
    Assert.assertFalse(sender.getMessages().isEmpty());
    Assert.assertEquals(1, sender.getMessages().size());
    final Message message = sender.getMessages().get(0);
    Assert.assertEquals(MessageType.BLOCK_RESPONSE_MESSAGE, message.getMessageType());
    final BlockResponseMessage bMessage = (BlockResponseMessage) message;
    Assert.assertEquals(100, bMessage.getId());
    Assert.assertEquals(block.getHash(), bMessage.getBlock().getHash());
}

Example 13 with Blockchain

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

the class NodeBlockProcessorTest method noSyncingWithEmptyBlockchainAndLowBestBlock.

@Test
@Ignore("Ignored when Process status deleted on block processor")
public void noSyncingWithEmptyBlockchainAndLowBestBlock() {
    BlockStore store = new BlockStore();
    Block block = new BlockGenerator().createBlock(10, 0);
    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);
    Assert.assertFalse(processor.hasBetterBlockToSync());
    Status status = new Status(block.getNumber(), block.getHash().getBytes());
    // processor.processStatus(new SimpleNodeChannel(null, null), status);
    Assert.assertFalse(processor.hasBetterBlockToSync());
}

Example 14 with Blockchain

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

the class NodeBlockProcessorTest method processTenBlocksWithHoleAddingToBlockchain.

@Test
public void processTenBlocksWithHoleAddingToBlockchain() {
    Blockchain blockchain = BlockChainBuilder.ofSize(0);
    BlockStore store = new BlockStore();
    Block genesis = blockchain.getBestBlock();
    List<Block> blocks = new BlockGenerator().getBlockChain(genesis, 10);
    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);
    for (int k = 0; k < 10; k++) if (k != 5)
        processor.processBlock(null, blocks.get(9 - k));
    processor.processBlock(null, genesis);
    processor.processBlock(null, blocks.get(4));
    Assert.assertEquals(10, blockchain.getBestBlock().getNumber());
    Assert.assertEquals(0, store.size());
}

Example 15 with Blockchain

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

the class NodeBlockProcessorTest method processBlockRetrievingParentUsingSender.

@Test
public void processBlockRetrievingParentUsingSender() throws UnknownHostException {
    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();
    BlockGenerator blockGenerator = new BlockGenerator();
    final Block genesis = blockGenerator.getGenesisBlock();
    final Block parent = blockGenerator.createChildBlock(genesis);
    final Block block = blockGenerator.createChildBlock(parent);
    processor.processBlock(sender, block);
    Assert.assertTrue(processor.getNodeInformation().getNodesByBlock(block.getHash().getBytes()).size() == 1);
    Assert.assertTrue(store.hasBlock(block));
    Assert.assertEquals(1, sender.getMessages().size());
    Assert.assertEquals(1, store.size());
    final Message message = sender.getMessages().get(0);
    Assert.assertNotNull(message);
    Assert.assertEquals(MessageType.GET_BLOCK_MESSAGE, message.getMessageType());
    final GetBlockMessage gbMessage = (GetBlockMessage) message;
    Assert.assertArrayEquals(block.getParentHash().getBytes(), gbMessage.getBlockHash());
}