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

Example 76 with BlockGenerator

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

the class StatusMessageTest method createWithGenesisBestBlockNumberAndHash.

@Test
public void createWithGenesisBestBlockNumberAndHash() {
    Block genesis = new BlockGenerator().getGenesisBlock();
    Status status = new Status(genesis.getNumber(), genesis.getHash().getBytes());
    StatusMessage message = new StatusMessage(status);
    Assert.assertEquals(MessageType.STATUS_MESSAGE, message.getMessageType());
    Assert.assertSame(status, message.getStatus());
    Assert.assertEquals(0, message.getStatus().getBestBlockNumber());
    Assert.assertArrayEquals(genesis.getHash().getBytes(), message.getStatus().getBestBlockHash());
}

Example 77 with BlockGenerator

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

the class ProofOfWorkRuleTest method test_1.

@Test
public void test_1() {
    // mined block
    Block b = BlockMiner.mineBlock(new BlockGenerator().getBlock(1));
    assertTrue(rule.isValid(b));
}

Example 78 with BlockGenerator

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

the class ProofOfWorkRuleTest method test_2.

@Ignore
// invalid block
@Test
public void test_2() {
    // mined block
    Block b = BlockMiner.mineBlock(new BlockGenerator().getBlock(1));
    byte[] mergeMiningHeader = b.getBitcoinMergedMiningHeader();
    // TODO improve, the mutated block header could be still valid
    mergeMiningHeader[0]++;
    b.setBitcoinMergedMiningHeader(mergeMiningHeader);
    assertFalse(rule.isValid(b));
}

Example 79 with BlockGenerator

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

the class ProofOfWorkRuleTest method test_3.

@Ignore
// stress test
@Test
public void test_3() {
    int iterCnt = 1_000_000;
    // mined block
    Block b = BlockMiner.mineBlock(new BlockGenerator().getBlock(1));
    long start = System.currentTimeMillis();
    for (int i = 0; i < iterCnt; i++) rule.isValid(b);
    long total = System.currentTimeMillis() - start;
    System.out.println(String.format("Time: total = %d ms, per block = %.2f ms", total, (double) total / iterCnt));
}

Example 80 with BlockGenerator

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

the class ProofOfWorkRuleTest method test_RSKTagInCoinbaseTransactionTooFar.

@Test
public void test_RSKTagInCoinbaseTransactionTooFar() {
    /* This test is about a rsk block, with a compressed coinbase that leaves more than 64 bytes before the start of the RSK tag. */
    BlockGenerator blockGenerator = new BlockGenerator();
    byte[] prefix = new byte[1000];
    byte[] bytes = org.spongycastle.util.Arrays.concatenate(prefix, RskMiningConstants.RSK_TAG);
    // mined block
    Block b = mineBlockWithCoinbaseTransactionWithCompressedCoinbaseTransactionPrefix(blockGenerator.getBlock(1), bytes);
    Assert.assertFalse(rule.isValid(b));
}