static void Main(string[] args)
{
var chain = new Core.Blockchain();
var client1 = new Address();
var client2 = new Address();
var transaction = new Transaction()
{
Inputs = new List <TransactionInput>
{
new TransactionInput()
{
Address = client1, Amount = 1000
}
},
Outputs = new List <TransactionOutput>
{
new TransactionOutput()
{
Address = client2, Amount = 400
},
new TransactionOutput()
{
Address = client1, Amount = 600
} // UTXO
},
Timestamp = DateTime.Now
};
chain.PendingTransactions.Add(transaction);
var block = new Block();
block.Index = chain.LatestBlock.Index + 1;
foreach (var tx in chain.PendingTransactions)
{
block.Transactions.Add(tx);
}
block.ParentHash = chain.LatestBlock.Hash;
block.Hash = Block.CreateHash(block);
chain.AddBlock(block);
var json = JsonSerializer.Serialize(chain);
System.Console.WriteLine(json);
System.Diagnostics.Debugger.Break();
}
static void Main(string[] args)
{
var blockchain = new Core.Blockchain();
blockchain.AddBlock(new { Souce = "Douglas", Target = "Magda", Amount = 10.00 });
blockchain.AddBlock(new { Souce = "Magda", Target = "Ilir", Amount = 5.00 });
System.Console.WriteLine(blockchain);
System.Console.WriteLine($"Is blockchain valid? {blockchain.Isvalid()}");
System.Console.ReadLine();
}
static void Main(string[] args)
{
Transaction transaction1 = new Transaction()
{
Sender = "user1",
Recipient = "user2",
Amount = 69.0M
};
Transaction transaction2 = new Transaction()
{
Sender = "user1",
Recipient = "user3",
Amount = 100.0M
};
Transaction transaction3 = new Transaction()
{
Sender = "user2",
Recipient = "user3",
Amount = 15.5M
};
Transaction transaction4 = new Transaction()
{
Sender = "user3",
Recipient = "user1",
Amount = 20.8M
};
int index = -1;
bool isValidChain = false;
bool isNewChain = false;
Console.WriteLine("Starting Blockchain");
Core.Blockchain blockchain = new Core.Blockchain();
Console.WriteLine("Creating a node...");
Node node1 = new Node()
{
Address = "10.0.0.1"
};
blockchain.RegisterNode(node1);
Console.WriteLine();
//Console.WriteLine("Creating a node...");
//Node node2 = new Node() { Address = "10.0.0.2" };
//blockchain.RegisterNode(node1);
//Console.WriteLine();
Console.WriteLine("Mining...");
Block block1 = blockchain.Mine();
Console.WriteLine(block1.ToString());
Console.WriteLine();
Console.WriteLine("Mining...");
Block block2 = blockchain.Mine();
Console.WriteLine(block2.ToString());
Console.WriteLine();
Console.WriteLine("Post New Transaction...");
index = blockchain.NewTransaction(transaction1);
Console.WriteLine(String.Format("Transaction1 added [block index: {0}]", index));
Console.WriteLine();
Console.WriteLine("Post New Transaction...");
index = blockchain.NewTransaction(transaction2);
Console.WriteLine(String.Format("Transaction2 added [block index: {0}]", index));
Console.WriteLine();
Console.WriteLine("Post New Transaction...");
index = blockchain.NewTransaction(transaction3);
Console.WriteLine(String.Format("Transaction3 added [block index: {0}]", index));
Console.WriteLine();
Console.WriteLine("Mining...");
Block block3 = blockchain.Mine();
Console.WriteLine(block3.ToString());
Console.WriteLine();
Console.WriteLine("Current Chain:");
Console.WriteLine(blockchain.ToString());
Console.WriteLine("Validating Chain...");
isValidChain = blockchain.ValidChain();
Console.WriteLine(String.Format(" Chain is valid: {0}", isValidChain));
Console.WriteLine();
Console.WriteLine("Resolving conflicts...");
isNewChain = blockchain.ResolveConflicts();
Console.WriteLine(String.Format(" Chain was replaced: {0}", isNewChain));
Console.WriteLine();
Console.WriteLine("done");
Console.ReadLine();
}
public void VerifyGenesisCount()
{
var chain = new Core.Blockchain();
Assert.AreEqual(1, chain.Blocks.Count);
}
public void VerifyGenesisHash()
{
var chain = new Core.Blockchain();
Assert.AreEqual("499b06c6d39b4c1fe9305962a4cb858be2a172b3c51dbea02836f1235a0e4906", chain.Blocks[0].Hash);
}
