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

Example 1 with BlockHeader

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

the class BlockStoreTest method saveHeader.

@Test
public void saveHeader() {
    BlockStore store = new BlockStore();
    BlockHeader blockHeader = new BlockHeader(new byte[] {}, new byte[] {}, RskAddress.nullAddress().getBytes(), new Bloom().getData(), new byte[] {}, 1, new byte[] {}, 0, 0, new byte[] {}, new byte[] {}, new byte[] {}, new byte[] {}, new byte[] {}, 0);
    store.saveHeader(blockHeader);
    Assert.assertTrue(store.hasHeader(blockHeader.getHash()));
}

Example 2 with BlockHeader

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

the class ExtraDataRuleTests method blockWithValidLongerExtraDataThanAccepted.

@Test
public void blockWithValidLongerExtraDataThanAccepted() {
    BlockHeader blockHeader = Mockito.mock(BlockHeader.class);
    Mockito.when(blockHeader.getExtraData()).thenReturn(new byte[43]);
    Block block = new Block(blockHeader);
    ExtraDataRule rule = new ExtraDataRule(42);
    Assert.assertFalse(rule.isValid(block));
}

Example 3 with BlockHeader

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

the class ExtraDataRuleTests method blockWithValidExtraData.

@Test
public void blockWithValidExtraData() {
    BlockHeader blockHeader = Mockito.mock(BlockHeader.class);
    Mockito.when(blockHeader.getExtraData()).thenReturn(new byte[32]);
    Block block = new Block(blockHeader);
    ExtraDataRule rule = new ExtraDataRule(42);
    Assert.assertTrue(rule.isValid(block));
}

Example 4 with BlockHeader

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

the class GasLimitRuleTests method getBlock.

private static Block getBlock(long gasLimitValue) {
    byte[] gasLimit = new DataWord(gasLimitValue).getData();
    BlockHeader header = new BlockHeader(null, null, RskAddress.nullAddress().getBytes(), null, BlockDifficulty.ZERO.getBytes(), 0, gasLimit, 0, 0, null, null, 0);
    return new Block(header);
}

Example 5 with BlockHeader

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

the class LocalBasicTest method runDifficultyTest.

@Test
public void runDifficultyTest() throws IOException, ParseException {
    config.setGenesisInfo("frontier.json");
    config.setBlockchainConfig(new MainNetConfig());
    String json = getJSON("difficulty");
    DifficultyTestSuite testSuite = new DifficultyTestSuite(json);
    for (DifficultyTestCase testCase : testSuite.getTestCases()) {
        logger.info("Running {}\n", testCase.getName());
        BlockHeader current = testCase.getCurrent();
        BlockHeader parent = testCase.getParent();
        BlockDifficulty calc = new DifficultyCalculator(config).calcDifficulty(current, parent);
        int c = calc.compareTo(parent.getDifficulty());
        if (c > 0)
            logger.info(" Difficulty increase test\n");
        else if (c < 0)
            logger.info(" Difficulty decrease test\n");
        else
            logger.info(" Difficulty without change test\n");
        assertEquals(testCase.getExpectedDifficulty(), calc);
    }
}