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

Example 76 with BlockHeader

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

the class BlockTimeStampValidationRuleTest method timestampsAreCloseEnough.

@Test
public void timestampsAreCloseEnough() {
    int validPeriod = 540;
    BlockTimeStampValidationRule validationRule = new BlockTimeStampValidationRule(validPeriod, postRskip179Config, timeProvider, bitcoinNetworkParameters);
    byte[] bitcoinMergedMiningHeader = new byte[0];
    when(timeProvider.currentTimeMillis()).thenReturn(10_000_000L);
    BlockHeader header = mock(BlockHeader.class);
    Block block = mock(Block.class);
    when(block.getHeader()).thenReturn(header);
    when(header.getBitcoinMergedMiningHeader()).thenReturn(bitcoinMergedMiningHeader);
    BtcBlock btcBlock = mock(BtcBlock.class);
    MessageSerializer messageSerializer = mock(MessageSerializer.class);
    when(messageSerializer.makeBlock(eq(bitcoinMergedMiningHeader))).thenReturn(btcBlock);
    when(bitcoinNetworkParameters.getDefaultSerializer()).thenReturn(messageSerializer);
    when(btcBlock.getTimeSeconds()).thenReturn(1_000L);
    when(header.getTimestamp()).thenReturn(1_000L);
    assertTrue(validationRule.isValid(header));
    when(btcBlock.getTimeSeconds()).thenReturn(1_000L + MAX_TIMESTAMPS_DIFF_IN_SECS);
    when(header.getTimestamp()).thenReturn(1_000L);
    assertFalse(validationRule.isValid(header));
    when(btcBlock.getTimeSeconds()).thenReturn(1_000L + MAX_TIMESTAMPS_DIFF_IN_SECS);
    when(header.getTimestamp()).thenReturn(1_001L);
    assertTrue(validationRule.isValid(header));
    when(btcBlock.getTimeSeconds()).thenReturn(1_001L);
    when(header.getTimestamp()).thenReturn(1_000L + MAX_TIMESTAMPS_DIFF_IN_SECS);
    assertTrue(validationRule.isValid(header));
}

Example 77 with BlockHeader

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

the class BlockTimeStampValidationRuleTest method blockInTheFutureLimit.

@Test
public void blockInTheFutureLimit() {
    int validPeriod = 540;
    BlockTimeStampValidationRule validationRule = new BlockTimeStampValidationRule(validPeriod, preRskip179Config, timeProvider);
    when(timeProvider.currentTimeMillis()).thenReturn(10_000_000L);
    BlockHeader header = mock(BlockHeader.class);
    Block block = mock(Block.class);
    when(block.getHeader()).thenReturn(header);
    when(header.getTimestamp()).thenReturn(10_000L + validPeriod);
    assertTrue(validationRule.isValid(header));
}

Example 78 with BlockHeader

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

the class BlockTimeStampValidationRuleTest method blockInThePast.

@Test
public void blockInThePast() {
    int validPeriod = 540;
    BlockTimeStampValidationRule validationRule = new BlockTimeStampValidationRule(validPeriod, preRskip179Config, timeProvider);
    when(timeProvider.currentTimeMillis()).thenReturn(10_000_000L);
    BlockHeader header = mock(BlockHeader.class);
    Block block = mock(Block.class);
    when(block.getHeader()).thenReturn(header);
    when(header.getTimestamp()).thenReturn(10_000L - 1000);
    assertTrue(validationRule.isValid(header));
}

Example 79 with BlockHeader

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

the class BlockTimeStampValidationRuleTest method blockTimeGreaterThanParentTime.

@Test
public void blockTimeGreaterThanParentTime() {
    int validPeriod = 540;
    BlockTimeStampValidationRule validationRule = new BlockTimeStampValidationRule(validPeriod, preRskip179Config, timeProvider);
    when(timeProvider.currentTimeMillis()).thenReturn(10_000_000L);
    BlockHeader header = mock(BlockHeader.class);
    Block block = mock(Block.class);
    when(block.getHeader()).thenReturn(header);
    Block parent = mock(Block.class);
    when(header.getTimestamp()).thenReturn(10_000L);
    when(parent.getTimestamp()).thenReturn(10_000L - 1000);
    assertTrue(validationRule.isValid(header, parent));
}

Example 80 with BlockHeader

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

the class BlockUnclesValidationRuleTest method rejectBlockWithSiblingUncle.

@Test
public void rejectBlockWithSiblingUncle() {
    BlockGenerator blockGenerator = new BlockGenerator();
    Block genesis = blockGenerator.getGenesisBlock();
    Block block1 = blockGenerator.createChildBlock(genesis);
    Block uncle = blockGenerator.createChildBlock(block1);
    List<BlockHeader> uncles = new ArrayList<>();
    uncles.add(uncle.getHeader());
    Block block = blockGenerator.createChildBlock(block1, null, uncles, 1, null);
    BlockStore blockStore = new IndexedBlockStore(null, new HashMapDB(), new HashMapBlocksIndex());
    blockStore.saveBlock(genesis, new BlockDifficulty(BigInteger.valueOf(1)), true);
    blockStore.saveBlock(block1, new BlockDifficulty(BigInteger.valueOf(2)), true);
    BlockUnclesValidationRule rule = new BlockUnclesValidationRule(blockStore, 10, 10, new BlockHeaderCompositeRule(), new BlockHeaderParentCompositeRule());
    Assert.assertFalse(rule.isValid(block));
}