public void PreferSameScript()
{
var keys = Enumerable.Range(0, 12)
.Select(_ => KeyManager.GenerateNewKey(new SmartLabel("Juan"), KeyState.Clean, false))
.ToList();
var cluster = new Cluster(keys);
var smartCoins = keys
.ConvertAll(key => {
var coin = BitcoinFactory.CreateSmartCoin(key, 0.2m);
coin.HdPubKey.Cluster = cluster;
return(coin);
});
smartCoins.Add(BitcoinFactory.CreateSmartCoin(keys[0], 0.11m));
var selector = new SmartCoinSelector(smartCoins);
var coinsToSpend = selector.Select(Enumerable.Empty <Coin>(), Money.Coins(0.31m)).Cast <Coin>().ToList();
Assert.Equal(2, coinsToSpend.Count);
Assert.Equal(coinsToSpend[0].ScriptPubKey, coinsToSpend[1].ScriptPubKey);
Assert.Equal(0.31m, coinsToSpend.Sum(x => x.Amount.ToUnit(MoneyUnit.BTC)));
}
public void PreferLessCoinsOverExactAmount()
{
var keys = Enumerable.Range(0, 10)
.Select(_ => KeyManager.GenerateNewKey(new SmartLabel("Juan"), KeyState.Clean, false))
.ToList();
var cluster = new Cluster(keys);
var smartCoins = keys
.Select((key, i) => {
var coin = BitcoinFactory.CreateSmartCoin(key, 0.1m * (i + 1));
coin.HdPubKey.Cluster = cluster;
return(coin);
})
.ToList();
smartCoins.Add(BitcoinFactory.CreateSmartCoin(keys[0], 0.11m));
var selector = new SmartCoinSelector(smartCoins);
var someCoins = smartCoins.Select(x => x.Coin);
var coinsToSpend = selector.Select(someCoins, Money.Coins(0.41m));
var theOnlyOne = Assert.Single(coinsToSpend.Cast <Coin>());
Assert.Equal(0.5m, theOnlyOne.Amount.ToUnit(MoneyUnit.BTC));
}
public void PreferMorePrivateClusterScript()
{
var keys1 = Enumerable.Range(0, 5)
.Select(_ => KeyManager.GenerateNewKey(new SmartLabel("Juan"), KeyState.Clean, false))
.ToList();
var juanCluster = new Cluster(keys1);
var coinsKnownByJuan = keys1
.ConvertAll(key => {
var coin = BitcoinFactory.CreateSmartCoin(key, 0.2m);
coin.HdPubKey.Cluster = juanCluster;
return(coin);
});
var keys2 = Enumerable.Range(0, 2)
.Select(_ => KeyManager.GenerateNewKey(new SmartLabel("Juan"), KeyState.Clean, false))
.ToList();
var betoCluster = new Cluster(keys2);
var coinsKnownByBeto = keys2
.ConvertAll(key => {
var coin = BitcoinFactory.CreateSmartCoin(key, 0.2m);
coin.HdPubKey.Cluster = betoCluster;
return(coin);
});
var selector = new SmartCoinSelector(coinsKnownByJuan.Concat(coinsKnownByBeto));
var coinsToSpend = selector.Select(Enumerable.Empty <Coin>(), Money.Coins(0.3m)).Cast <Coin>().ToList();
Assert.Equal(2, coinsToSpend.Count);
Assert.Equal(0.4m, coinsToSpend.Sum(x => x.Amount.ToUnit(MoneyUnit.BTC)));
}
public void SelectsOnlyOneCoinWhenPossible()
{
var keys = Enumerable.Range(0, 9)
.Select(_ => KeyManager.GenerateNewKey(new SmartLabel("Juan"), KeyState.Clean, false));
var cluster = new Cluster(keys);
var smartCoins = keys
.Select((key, i) => {
var coin = BitcoinFactory.CreateSmartCoin(key, 0.1m * (i + 1));
coin.HdPubKey.Cluster = cluster;
return(coin);
});
var selector = new SmartCoinSelector(smartCoins);
var coinsToSpend = selector.Select(Enumerable.Empty <Coin>(), Money.Coins(0.3m));
var theOnlyOne = Assert.Single(coinsToSpend.Cast <Coin>());
Assert.Equal(0.3m, theOnlyOne.Amount.ToUnit(MoneyUnit.BTC));
}
