public void IsValid_ValidChainedBlock_IsValid()
{
// Arrange
var blockHeaderToValidate = new BlockHeaderBuilder()
.WithIndex(2)
.WithPreviousBlockHash(UInt256.Parse("0xd42561e3d30e15be6400b6df2f328e02d2bf6354c41dce433bc57687c82144bf"))
.Build();
var lastBlockHeader = new BlockHeaderBuilder()
.WithHash(UInt256.Parse("0xd42561e3d30e15be6400b6df2f328e02d2bf6354c41dce433bc57687c82144bf"))
.WithIndex(1)
.Build();
this.AutoMockContainer
.GetMock <IBlockchainContext>()
.SetupGet(x => x.LastBlockHeader)
.Returns(lastBlockHeader);
var testee = this.AutoMockContainer.Create <BlockHeaderValidator>();
// Act
var result = testee.IsValid(blockHeaderToValidate);
// Assert
Assert.IsTrue(result);
}
public void GetBlockWithNumber()
{
BlockHeaderBuilder builder = new BlockHeaderBuilder();
BlockHeader block = builder.Number(42).Build();
Assert.IsNotNull(block);
Assert.AreEqual(42, block.Number);
}
public void GetBlockZero()
{
BlockHeaderBuilder builder = new BlockHeaderBuilder();
BlockHeader block = builder.Build();
Assert.IsNotNull(block);
Assert.AreEqual(0, block.Number);
}
public async Task Persist_ValidBlock_BlockIsPersisted()
{
// Arrange
var blockHeaderToPersist = new BlockHeaderBuilder()
.WithIndex(2)
.Build();
var lastBlockHeader = new BlockHeaderBuilder()
.WithIndex(1)
.Build();
var blockHeaderValidatorMock = this.AutoMockContainer.GetMock <IBlockHeaderValidator>();
blockHeaderValidatorMock
.Setup(x => x.IsValid(blockHeaderToPersist))
.Returns(true);
var blockContextMock = this.AutoMockContainer.GetMock <IBlockchainContext>();
blockContextMock
.SetupGet(x => x.LastBlockHeader)
.Returns(lastBlockHeader);
var blockHeaderSignerMock = this.AutoMockContainer.GetMock <ISigner <BlockHeader> >();
var blockRepository = this.AutoMockContainer.GetMock <IBlockRepository>();
var testee = this.AutoMockContainer.Create <BlockHeaderPersister>();
// Act
var persistedBlocks = (await testee.Persist(blockHeaderToPersist)).ToList();
// Assert
persistedBlocks
.Should()
.HaveCount(1);
persistedBlocks
.Single()
.Should()
.BeEquivalentTo(blockHeaderToPersist);
blockHeaderSignerMock.Verify(x => x.Sign(blockHeaderToPersist), Times.Once);
blockHeaderValidatorMock.Verify(x => x.IsValid(blockHeaderToPersist), Times.Once);
blockRepository.Verify(x => x.AddBlockHeader(blockHeaderToPersist), Times.Once);
blockContextMock.VerifySet(x => x.LastBlockHeader = blockHeaderToPersist, Times.Once);
}
public void givenAnInvalidBlock_ifParentIsNotPostMerge_thenLastValidHashShouldBeZero()
{
IBlockFinder blockFinder = Substitute.For <IBlockFinder>();
IBlockCacheService blockCacheService = new BlockCacheService();
Keccak invalidBlock = Keccak.Compute("A");
BlockHeader parentBlockHeader = new BlockHeaderBuilder().TestObject;
blockCacheService.BlockCache[parentBlockHeader.Hash] = new Block(parentBlockHeader);
IPoSSwitcher poSSwitcher = Substitute.For <IPoSSwitcher>();
poSSwitcher.IsPostMerge(parentBlockHeader).Returns(false);
_tracker = new(poSSwitcher, blockFinder, blockCacheService, new TestLogManager()); // Small max section size, to make sure things propagate correctly
_tracker.OnInvalidBlock(invalidBlock, parentBlockHeader.Hash);
AssertInvalid(invalidBlock, Keccak.Zero);
}
public void givenAnInvalidBlock_WithUnknownParent_thenGetParentFromCache()
{
IBlockFinder blockFinder = Substitute.For <IBlockFinder>();
IBlockCacheService blockCacheService = new BlockCacheService();
BlockHeader parentBlockHeader = new BlockHeaderBuilder()
.TestObject;
BlockHeader blockHeader = new BlockHeaderBuilder()
.WithParentHash(parentBlockHeader.Hash).TestObject;
blockCacheService.BlockCache[blockHeader.Hash] = new Block(blockHeader);
blockCacheService.BlockCache[parentBlockHeader.Hash] = new Block(parentBlockHeader);
IPoSSwitcher alwaysPos = Substitute.For <IPoSSwitcher>();
alwaysPos.IsPostMerge(Arg.Any <BlockHeader>()).Returns(true);
_tracker = new(alwaysPos, blockFinder, blockCacheService, new TestLogManager()); // Small max section size, to make sure things propagate correctly
_tracker.OnInvalidBlock(blockHeader.Hash, null);
AssertInvalid(blockHeader.Hash, parentBlockHeader.Hash);
}
public void IsValid_InvalidGenesisBlockAndNoLastBlockHeader_IsNotInvalid()
{
// Arrange
var blockHeaderToValidate = new BlockHeaderBuilder()
.WithHash(UInt256.Parse("0xd42561e3d30e15be6400b6df2f328e02d2bf6354c41dce433bc57687c82144bf"))
.WithIndex(1)
.Build();
var genesisBlock = new BlockBuilder()
.BuildGenerisBlock();
this.AutoMockContainer
.GetMock <IGenesisBuilder>()
.Setup(x => x.Build())
.Returns(genesisBlock);
var testee = this.AutoMockContainer.Create <BlockHeaderValidator>();
// Act
var result = testee.IsValid(blockHeaderToValidate);
// Assert
Assert.IsFalse(result);
}
public async Task Persist_InvalidGenesisBlock_BlockIsNotPersisted()
{
// Arrange
var blockHeaderToPersist = new BlockHeaderBuilder()
.Build();
var blockHeaderValidatorMock = this.AutoMockContainer.GetMock <IBlockHeaderValidator>();
blockHeaderValidatorMock
.Setup(x => x.IsValid(blockHeaderToPersist))
.Returns(false);
var blockContextMock = this.AutoMockContainer.GetMock <IBlockchainContext>();
blockContextMock
.SetupGet(x => x.LastBlockHeader)
.Returns(default(BlockHeader));
var blockHeaderSignerMock = this.AutoMockContainer.GetMock <ISigner <BlockHeader> >();
var blockRepository = this.AutoMockContainer.GetMock <IBlockRepository>();
var testee = this.AutoMockContainer.Create <BlockHeaderPersister>();
// Act
var persistedBlocks = (await testee.Persist(blockHeaderToPersist)).ToList();
// Assert
persistedBlocks
.Should()
.BeEmpty();
blockHeaderSignerMock.Verify(x => x.Sign(blockHeaderToPersist), Times.Once);
blockHeaderValidatorMock.Verify(x => x.IsValid(blockHeaderToPersist), Times.Once);
blockRepository.Verify(x => x.AddBlockHeader(blockHeaderToPersist), Times.Never);
blockContextMock.VerifySet(x => x.LastBlockHeader = blockHeaderToPersist, Times.Never);
}
