Examples with PowBlock tech.pegasys.teku.spec.datastructures.execution.PowBlock used on opensource projects

Example 1 with PowBlock

use of tech.pegasys.teku.spec.datastructures.execution.PowBlock in project teku by ConsenSys.

the class BellatrixTransitionHelpersTest method shouldBeValidIfTerminalDifficultyConditionsMet.

@Test
void shouldBeValidIfTerminalDifficultyConditionsMet() {
    final PowBlock powBlock = withPowBlock(payload.getParentHash(), terminalDifficulty.plus(1));
    withPowBlock(powBlock.getParentHash(), terminalDifficulty.subtract(1));
    assertThat(validateMergeBlock()).isCompletedWithValue(PayloadStatus.VALID);
}

Example 2 with PowBlock

use of tech.pegasys.teku.spec.datastructures.execution.PowBlock in project teku by ConsenSys.

the class BellatrixTransitionHelpersTest method withPowBlock.

private PowBlock withPowBlock(final Bytes32 hash, final UInt256 totalDifficulty) {
    final PowBlock powBlock = new PowBlock(hash, dataStructureUtil.randomBytes32(), totalDifficulty);
    when(executionEngine.getPowBlock(powBlock.getBlockHash())).thenReturn(completedFuture(Optional.of(powBlock)));
    return powBlock;
}

Example 3 with PowBlock

use of tech.pegasys.teku.spec.datastructures.execution.PowBlock in project teku by ConsenSys.

the class MergeTransitionBlockValidatorTest method withPowBlockDifficulties.

private void withPowBlockDifficulties(final SignedBlockAndState transitionBlock, final UInt256 terminalBlockDifficulty, final UInt256 ttdBlockParentDifficulty) {
    final Bytes32 terminalBlockParentHash = dataStructureUtil.randomBytes32();
    executionEngine.addPowBlock(new PowBlock(getExecutionPayload(transitionBlock).getParentHash(), terminalBlockParentHash, terminalBlockDifficulty));
    executionEngine.addPowBlock(new PowBlock(terminalBlockParentHash, dataStructureUtil.randomBytes32(), ttdBlockParentDifficulty));
}

Example 4 with PowBlock

use of tech.pegasys.teku.spec.datastructures.execution.PowBlock in project teku by ConsenSys.

the class TerminalPowBlockMonitorTest method shouldPerformTerminalBlockDetectionByTerminalBlockHash.

@Test
void shouldPerformTerminalBlockDetectionByTerminalBlockHash() {
    setUpTerminalBlockHashConfig();
    terminalPowBlockMonitor.start();
    // NOT YET BELLATRIX FORK - should not notify
    goToSlot(UInt64.ONE);
    assertThat(terminalPowBlockMonitor.isRunning()).isTrue();
    assertThat(asyncRunner.hasDelayedActions()).isTrue();
    asyncRunner.executeQueuedActions();
    // we call exchangeTransitionConfiguration even before bellatrix activates
    verify(executionEngine, times(1)).exchangeTransitionConfiguration(localTransitionConfiguration);
    verify(executionEngine, times(0)).getPowBlock(any());
    verify(forkChoiceNotifier, times(0)).onTerminalBlockReached(any());
    // AT BELLATRIX FORK, Terminal Bloch Epoch not reached - should not notify
    goToSlot(BELLATRIX_FORK_EPOCH.times(spec.getGenesisSpecConfig().getSlotsPerEpoch()));
    asyncRunner.executeQueuedActions();
    verify(executionEngine, times(0)).getPowBlock(any());
    verify(forkChoiceNotifier, times(0)).onTerminalBlockReached(any());
    // AT Terminal Bloch Epoch, Terminal Block Hash not found - should not notify
    goToSlot(TERMINAL_BLOCK_EPOCH.times(spec.getGenesisSpecConfig().getSlotsPerEpoch()));
    when(executionEngine.getPowBlock(TERMINAL_BLOCK_HASH)).thenReturn(completedFuture(Optional.empty()));
    asyncRunner.executeQueuedActions();
    verify(executionEngine, times(1)).getPowBlock(TERMINAL_BLOCK_HASH);
    verify(forkChoiceNotifier, times(0)).onTerminalBlockReached(any());
    // AT Terminal Bloch Epoch, Terminal Block Hash found - should notify
    when(executionEngine.getPowBlock(TERMINAL_BLOCK_HASH)).thenReturn(completedFuture(Optional.of(new PowBlock(TERMINAL_BLOCK_HASH, dataStructureUtil.randomBytes32(), UInt256.ONE))));
    asyncRunner.executeQueuedActions();
    verify(eventLogger).terminalPowBlockDetected(TERMINAL_BLOCK_HASH);
    verify(executionEngine, times(2)).getPowBlock(TERMINAL_BLOCK_HASH);
    verify(forkChoiceNotifier, times(1)).onTerminalBlockReached(TERMINAL_BLOCK_HASH);
    // MERGE Completed - should stop
    doMerge(TERMINAL_BLOCK_HASH);
    asyncRunner.executeQueuedActions();
    assertThat(terminalPowBlockMonitor.isRunning()).isFalse();
    // final check
    verify(executionEngine, atLeastOnce()).exchangeTransitionConfiguration(localTransitionConfiguration);
    verifyNoMoreInteractions(executionEngine);
    verifyNoMoreInteractions(eventLogger);
}

Example 5 with PowBlock

use of tech.pegasys.teku.spec.datastructures.execution.PowBlock in project teku by ConsenSys.

the class ForkChoiceTestExecutor method parsePowBlock.

private PowBlock parsePowBlock(final Bytes data) {
    return SSZ.decode(data, reader -> {
        final Bytes32 blockHash = Bytes32.wrap(reader.readFixedBytes(Bytes32.SIZE));
        final Bytes32 parentHash = Bytes32.wrap(reader.readFixedBytes(Bytes32.SIZE));
        final UInt256 totalDifficulty = UInt256.valueOf(reader.readFixedBytes(Bytes32.SIZE).toUnsignedBigInteger(ByteOrder.LITTLE_ENDIAN));
        // Read difficulty even though we don't use it.
        reader.readFixedBytes(Bytes32.SIZE);
        return new PowBlock(blockHash, parentHash, totalDifficulty);
    });
}