Examples with EthereumImpl org.ethereum.facade.EthereumImpl used on opensource projects

Example 11 with EthereumImpl

use of org.ethereum.facade.EthereumImpl in project rskj by rsksmart.

the class MinerServerTest method submitBitcoinBlockTwoTags.

@Test
public void submitBitcoinBlockTwoTags() {
    EthereumImpl ethereumImpl = Mockito.mock(EthereumImpl.class);
    Mockito.when(ethereumImpl.addNewMinedBlock(Mockito.any())).thenReturn(ImportResult.IMPORTED_BEST);
    BlockUnclesValidationRule unclesValidationRule = Mockito.mock(BlockUnclesValidationRule.class);
    Mockito.when(unclesValidationRule.isValid(Mockito.any())).thenReturn(true);
    MinerServer minerServer = new MinerServerImpl(config, ethereumImpl, blockchain, null, DIFFICULTY_CALCULATOR, new ProofOfWorkRule(config).setFallbackMiningEnabled(false), new BlockToMineBuilder(ConfigUtils.getDefaultMiningConfig(), blockchain.getRepository(), blockchain.getBlockStore(), blockchain.getTransactionPool(), DIFFICULTY_CALCULATOR, new GasLimitCalculator(config), unclesValidationRule, config, null), ConfigUtils.getDefaultMiningConfig());
    try {
        byte[] extraData = ByteBuffer.allocate(4).putInt(1).array();
        minerServer.setExtraData(extraData);
        minerServer.start();
        MinerWork work = minerServer.getWork();
        Block bestBlock = blockchain.getBestBlock();
        extraData = ByteBuffer.allocate(4).putInt(2).array();
        minerServer.setExtraData(extraData);
        minerServer.buildBlockToMine(bestBlock, false);
        // only the tag is used
        MinerWork work2 = minerServer.getWork();
        Assert.assertNotEquals(work2.getBlockHashForMergedMining(), work.getBlockHashForMergedMining());
        BtcBlock bitcoinMergedMiningBlock = getMergedMiningBlockWithTwoTags(work, work2);
        findNonce(work, bitcoinMergedMiningBlock);
        SubmitBlockResult result;
        result = ((MinerServerImpl) minerServer).submitBitcoinBlock(work2.getBlockHashForMergedMining(), bitcoinMergedMiningBlock, true);
        Assert.assertEquals("OK", result.getStatus());
        Assert.assertNotNull(result.getBlockInfo());
        Assert.assertEquals("0x1", result.getBlockInfo().getBlockIncludedHeight());
        Assert.assertEquals("0x494d504f525445445f42455354", result.getBlockInfo().getBlockImportedResult());
        // Submit again the save PoW for a different header
        result = ((MinerServerImpl) minerServer).submitBitcoinBlock(work.getBlockHashForMergedMining(), bitcoinMergedMiningBlock, false);
        Assert.assertEquals("ERROR", result.getStatus());
        Mockito.verify(ethereumImpl, Mockito.times(1)).addNewMinedBlock(Mockito.any());
    } finally {
        minerServer.stop();
    }
}

Example 12 with EthereumImpl

use of org.ethereum.facade.EthereumImpl in project rskj by rsksmart.

the class MinerServerTest method submitBitcoinBlockTransactionsWhenBlockHasTransactions.

@Test
public void submitBitcoinBlockTransactionsWhenBlockHasTransactions() {
    EthereumImpl ethereumImpl = Mockito.mock(EthereumImpl.class);
    Mockito.when(ethereumImpl.addNewMinedBlock(Mockito.any())).thenReturn(ImportResult.IMPORTED_BEST);
    BlockUnclesValidationRule unclesValidationRule = Mockito.mock(BlockUnclesValidationRule.class);
    Mockito.when(unclesValidationRule.isValid(Mockito.any())).thenReturn(true);
    MinerServer minerServer = new MinerServerImpl(config, ethereumImpl, blockchain, null, DIFFICULTY_CALCULATOR, new ProofOfWorkRule(config).setFallbackMiningEnabled(false), new BlockToMineBuilder(ConfigUtils.getDefaultMiningConfig(), blockchain.getRepository(), blockchain.getBlockStore(), blockchain.getTransactionPool(), DIFFICULTY_CALCULATOR, new GasLimitCalculator(config), unclesValidationRule, config, null), ConfigUtils.getDefaultMiningConfig());
    try {
        minerServer.start();
        MinerWork work = minerServer.getWork();
        BtcTransaction otherTx = Mockito.mock(BtcTransaction.class);
        Sha256Hash otherTxHash = Sha256Hash.wrap("aaaabbbbccccddddaaaabbbbccccddddaaaabbbbccccddddaaaabbbbccccdddd");
        Mockito.when(otherTx.getHash()).thenReturn(otherTxHash);
        Mockito.when(otherTx.getHashAsString()).thenReturn(otherTxHash.toString());
        BtcBlock bitcoinMergedMiningBlock = getMergedMiningBlock(work, Collections.singletonList(otherTx));
        findNonce(work, bitcoinMergedMiningBlock);
        // noinspection ConstantConditions
        BtcTransaction coinbase = bitcoinMergedMiningBlock.getTransactions().get(0);
        List<String> txs = Arrays.asList(coinbase.getHashAsString(), otherTxHash.toString());
        SubmitBlockResult result = minerServer.submitBitcoinBlockTransactions(work.getBlockHashForMergedMining(), bitcoinMergedMiningBlock, coinbase, txs);
        Assert.assertEquals("OK", result.getStatus());
        Assert.assertNotNull(result.getBlockInfo());
        Assert.assertEquals("0x1", result.getBlockInfo().getBlockIncludedHeight());
        Assert.assertEquals("0x494d504f525445445f42455354", result.getBlockInfo().getBlockImportedResult());
        Mockito.verify(ethereumImpl, Mockito.times(1)).addNewMinedBlock(Mockito.any());
    } finally {
        minerServer.stop();
    }
}

Example 13 with EthereumImpl

use of org.ethereum.facade.EthereumImpl in project rskj by rsksmart.

the class MinerServerTest method secondBuildBlockToMineTurnsNotifyFlagOff.

@Test
public void secondBuildBlockToMineTurnsNotifyFlagOff() {
    EthereumImpl ethereumImpl = Mockito.mock(EthereumImpl.class);
    BlockUnclesValidationRule unclesValidationRule = Mockito.mock(BlockUnclesValidationRule.class);
    Mockito.when(unclesValidationRule.isValid(Mockito.any())).thenReturn(true);
    MinerServer minerServer = new MinerServerImpl(config, ethereumImpl, this.blockchain, null, DIFFICULTY_CALCULATOR, new ProofOfWorkRule(config).setFallbackMiningEnabled(false), new BlockToMineBuilder(ConfigUtils.getDefaultMiningConfig(), blockchain.getRepository(), blockchain.getBlockStore(), blockchain.getTransactionPool(), DIFFICULTY_CALCULATOR, new GasLimitCalculator(config), unclesValidationRule, config, null), ConfigUtils.getDefaultMiningConfig());
    try {
        minerServer.start();
        MinerWork work = minerServer.getWork();
        String hashForMergedMining = work.getBlockHashForMergedMining();
        minerServer.buildBlockToMine(blockchain.getBestBlock(), false);
        work = minerServer.getWork();
        assertEquals(hashForMergedMining, work.getBlockHashForMergedMining());
        assertEquals(false, work.getNotify());
    } finally {
        minerServer.stop();
    }
}

Example 14 with EthereumImpl

use of org.ethereum.facade.EthereumImpl in project rskj by rsksmart.

the class MainNetMinerTest method submitBitcoinBlockProofOfWorkNotGoodEnough.

/*
     * This test is probabilistic, but it has a really high chance to pass. We will generate
     * a random block that it is unlikely to pass the Long.MAX_VALUE difficulty, though
     * it may happen once. Twice would be suspicious.
     */
@Test
public void submitBitcoinBlockProofOfWorkNotGoodEnough() {
    /* We need a low target */
    BlockChainImpl bc = new BlockChainBuilder().build();
    Genesis gen = (Genesis) BlockChainImplTest.getGenesisBlock(bc);
    gen.getHeader().setDifficulty(new BlockDifficulty(BigInteger.valueOf(Long.MAX_VALUE)));
    bc.setStatus(gen, gen.getCumulativeDifficulty());
    World world = new World(bc, gen);
    TransactionPool transactionPool = new TransactionPoolImpl(config, world.getRepository(), world.getBlockChain().getBlockStore(), null, null, null, 10, 100);
    blockchain = world.getBlockChain();
    EthereumImpl ethereumImpl = Mockito.mock(EthereumImpl.class);
    MinerServer minerServer = new MinerServerImpl(config, ethereumImpl, blockchain, null, DIFFICULTY_CALCULATOR, new ProofOfWorkRule(config).setFallbackMiningEnabled(false), blockToMineBuilder(), ConfigUtils.getDefaultMiningConfig());
    try {
        minerServer.start();
        MinerWork work = minerServer.getWork();
        co.rsk.bitcoinj.core.BtcBlock bitcoinMergedMiningBlock = getMergedMiningBlock(work);
        bitcoinMergedMiningBlock.setNonce(2);
        SubmitBlockResult result = minerServer.submitBitcoinBlock(work.getBlockHashForMergedMining(), bitcoinMergedMiningBlock);
        Assert.assertEquals("ERROR", result.getStatus());
        Assert.assertNull(result.getBlockInfo());
        Mockito.verify(ethereumImpl, Mockito.times(0)).addNewMinedBlock(Mockito.any());
    } finally {
        minerServer.stop();
    }
}