public void GetHeadBlockQuery_Should_Return_Block_With_The_Longest_Length_When_More_Exists_Longest()
{
var dbContext = DatabaseHelpers.GetDatabase(a => {
a.BlockChain.Add(new Block()
{
BlockHashPrevious = "GENESIS",
BlockHash = "BLOCK_1",
Length = 1
});
a.SaveChanges();
a.BlockChain.Add(new Block()
{
BlockHashPrevious = "BLOCK_1",
BlockHash = "BLOCK_2",
Length = 2
});
a.SaveChanges();
a.BlockChain.Add(new Block()
{
BlockHashPrevious = "BLOCK_1",
BlockHash = "BLOCK_3",
Length = 2
});
a.SaveChanges();
});
var query = new GetHeadBlockQueryHandler(dbContext);
var block = query.Handle(new GetHeadBlockQuery()
{
});
Assert.True(block.BlockHash == "BLOCK_2" || block.BlockHash == "BLOCK_3");
Assert.True(block.Length == 2);
Assert.True(block.BlockHashPrevious == "BLOCK_1");
}
private static ApplicationDatabase GetDatabase_1()
{
return(DatabaseHelpers.GetDatabase(a => {
a.BlockChain.Add(new Block()
{
BlockHashPrevious = "GENESIS",
BlockHash = "BLOCK_1",
Length = 1,
IsInMainChain = true
});
a.SaveChanges();
a.BlockChain.Add(new Block()
{
BlockHashPrevious = "BLOCK_1",
BlockHash = "BLOCK_2",
Length = 2,
IsInMainChain = true
});
a.SaveChanges();
a.BlockChain.Add(new Block()
{
BlockHashPrevious = "BLOCK_2",
BlockHash = "BLOCK_3",
Length = 3
});
a.SaveChanges();
a.BlockChain.Add(new Block()
{
BlockHashPrevious = "BLOCK_1",
BlockHash = "BLOCK_4",
Length = 2
});
a.SaveChanges();
}));
}
private static ApplicationDatabase GetDatabase()
{
return(DatabaseHelpers.GetDatabase(a => {
a.BlockChain.Add(new Block()
{
BlockHashPrevious = "GENESIS",
BlockHash = "BLOCK_1",
Length = 1
});
a.SaveChanges();
a.BlockChain.Add(new Block()
{
BlockHashPrevious = "BLOCK_1",
BlockHash = "BLOCK_2",
Length = 2
});
a.SaveChanges();
a.Messages.Add(new EncryptedMessageStore()
{
StoreId = 1,
Id = "MSG1",
Content = "NO IN BLOCK",
Title = "test",
From = "fr",
To = "to",
FromKey = "fk",
ToKey = "tk",
Nonce = 1,
IV = "iv"
});
a.Messages.Add(new EncryptedMessageStore()
{
StoreId = 2,
Id = "MSG2",
Content = "IN BLOCK",
Title = "test",
From = "fr",
To = "to",
FromKey = "fk",
ToKey = "tk",
Nonce = 1,
IV = "iv"
});
a.SaveChanges();
a.BlockMessages.Add(new BlockMessages()
{
BlockHash = "BLOCK_1",
StoreId = 2
});
a.SaveChanges();
}));
}
public void GetHeadBlockQuery_Should_Return_Genesis_When_No_Other_Exists()
{
var dbContext = DatabaseHelpers.GetDatabase(a => { });
var query = new GetHeadBlockQueryHandler(dbContext);
var block = query.Handle(new GetHeadBlockQuery()
{
});
Assert.True(block.BlockHash == BlockchainConsensus.GenesisBlock.BlockHash);
Assert.True(block.BlockHashPrevious == BlockchainConsensus.GenesisBlock.BlockHashPrevious);
Assert.True(block.Timestamp == BlockchainConsensus.GenesisBlock.Timestamp);
Assert.True(block.Nonce == BlockchainConsensus.GenesisBlock.Nonce);
Assert.True(block.BlockMessages == BlockchainConsensus.GenesisBlock.BlockMessages);
}