public (Coin[] coins, byte[] storage) GetProductionCoins(BlockHandle handle)
{
var coins = new Coin[3];
coins[0] = new Coin
{
Outpoint = GetOutpoint(123),
Production = handle,
Consumption = BlockHandle.Undefined,
Satoshis = 42,
NLockTime = 11,
ScriptOffset = 0,
ScriptLength = 10,
Flags = CoinFlags.Coinbase,
Status = CoinStatus.None,
};
coins[1] = new Coin
{
Outpoint = GetOutpoint(124),
Production = handle,
Consumption = BlockHandle.Undefined,
Satoshis = 43,
NLockTime = 12,
ScriptOffset = 10,
ScriptLength = 20,
Flags = CoinFlags.None,
Status = CoinStatus.None,
};
coins[2] = new Coin
{
Outpoint = GetOutpoint(125),
Production = handle,
Consumption = BlockHandle.Undefined,
Satoshis = 44,
NLockTime = 13,
ScriptOffset = 30,
ScriptLength = 40,
Flags = CoinFlags.None,
Status = CoinStatus.None,
};
var storage = new byte[70];
for (var i = 0; i < storage.Length; i++)
{
storage[i] = (byte)i;
}
return(coins, storage);
}
public void Connect()
{
var instance = GetInstance();
CashDBClient client = null;
try
{
instance.Start();
client = new CashDBClient($"127.0.0.1:{instance.Port}");
var handle = client.OpenBlock(CommittedBlockId.GenesisParent, out var ucid);
var handleBis = client.GetUncommittedBlock(ucid);
Assert.True(handle.Equals(handleBis));
var blockInfo = client.GetBlockInfo(handle);
Assert.False(blockInfo.Flags.Equals(BlockFlags.Committed));
var(coins, storage) = GetProductionCoins(handle);
client.SetCoins(handle, coins, storage);
client.CommitBlock(handle, CommittedBlockId.Genesis);
// Retrieve coins (bis)
var coinsBis = new Coin[3];
var storageBis = new byte[1024];
for (var i = 0; i < coins.Length; i++)
{
coinsBis[i].Outpoint = coins[i].Outpoint;
}
client.GetCoins(handle, coinsBis, storageBis);
for (var i = 0; i < coins.Length; i++)
{
Assert.True(coins[i].Outpoint.Equals(coinsBis[i].Outpoint));
Assert.True(coins[i].Production.Equals(coinsBis[i].Production));
Assert.True(coins[i].Consumption.Equals(coinsBis[i].Consumption));
Assert.True(coins[i].Satoshis.Equals(coinsBis[i].Satoshis));
Assert.True(coins[i].NLockTime.Equals(coinsBis[i].NLockTime));
Assert.True(coins[i].Flags.Equals(coinsBis[i].Flags));
Assert.True(
new Span <byte>(storage).Slice(coins[i].ScriptOffset, coins[i].ScriptLength).SequenceEqual(
new Span <byte>(storageBis).Slice(coinsBis[i].ScriptOffset, coinsBis[i].ScriptLength)));
Assert.True((coinsBis[i].Status & CoinStatus.StorageTooShort) == 0);
}
var handleTer = client.GetCommittedBlock(CommittedBlockId.Genesis);
Assert.True(handle.Equals(handleTer));
// Retrieve coins (ter)
var coinsTer = new Coin[3];
var storageTer = new byte[1]; // too short, on purpose
for (var i = 0; i < coins.Length; i++)
{
coinsTer[i].Outpoint = coins[i].Outpoint;
}
client.GetCoins(handle, coinsTer, storageTer);
for (var i = 0; i < coins.Length; i++)
{
Assert.True(coins[i].Outpoint.Equals(coinsTer[i].Outpoint));
Assert.True(coins[i].Production.Equals(coinsTer[i].Production));
Assert.True(coins[i].Consumption.Equals(coinsTer[i].Consumption));
Assert.True(coins[i].Satoshis.Equals(coinsTer[i].Satoshis));
Assert.True(coins[i].NLockTime.Equals(coinsTer[i].NLockTime));
Assert.True(coins[i].Flags.Equals(coinsTer[i].Flags));
Assert.True((coinsTer[i].Status & CoinStatus.StorageTooShort) != 0);
}
var blockInfoBis = client.GetBlockInfo(handle);
Assert.True(blockInfoBis.Flags.Equals(BlockFlags.Committed));
Assert.True(blockInfoBis.BlockId.Equals(CommittedBlockId.Genesis));
}
finally
{
client?.Dispose();
instance.Stop();
}
}