public void Constructor_ExceptionTest()
{
var ut = new MockUtxoDatabase();
var mem = new MockMempool(null);
var c = new MockConsensus(MockHeight);
Assert.Throws <ArgumentNullException>(() => new TransactionVerifier(true, null, mem, c));
Assert.Throws <ArgumentNullException>(() => new TransactionVerifier(true, ut, null, c));
Assert.Throws <ArgumentNullException>(() => new TransactionVerifier(true, ut, mem, null));
}
public static IEnumerable <object[]> GetTxVerifyCases()
{
var c = new MockConsensus()
{
expHeight = MockHeight,
bip65 = true,
bip112 = true,
strictDer = true,
bip147 = true,
bip16 = true,
segWit = true,
};
byte[] simpTxHash1 = new byte[32];
simpTxHash1[1] = 1;
byte[] simpTxHash2 = new byte[32];
simpTxHash2[1] = 2;
byte[] simpTxHash3 = new byte[32];
simpTxHash3[1] = 3;
var simpPubScr = new PubkeyScript();
var simpSigScr = new SignatureScript(new byte[1] {
(byte)OP._1
});
// *** Fee Tests ***
yield return(new object[]
{
new MockUtxoDatabase(simpTxHash1, new MockUtxo()
{
Amount = 0, Index = 0, PubScript = simpPubScr
}),
new MockMempool(null),
c,
new Transaction()
{
TxInList = new TxIn[1]
{
new TxIn(simpTxHash1, 0, simpSigScr, uint.MaxValue)
},
TxOutList = new TxOut[1]
{
new TxOut(0, simpPubScr)
}
},
true, // Verification success
null, // Error
0, // Added SigOpCount
0, // Added fee
false, // AnySegWit
});
yield return(new object[]
{
new MockUtxoDatabase(simpTxHash1, new MockUtxo()
{
Amount = 0, Index = 0, PubScript = simpPubScr
}),
new MockMempool(null),
c,
new Transaction()
{
TxInList = new TxIn[1]
{
new TxIn(simpTxHash1, 0, simpSigScr, uint.MaxValue)
},
TxOutList = new TxOut[1]
{
new TxOut(1, simpPubScr)
}
},
false, // Verification success
"Transaction is spending more than it can.", // Error
0, // Added SigOpCount
0, // Added fee
false, // AnySegWit
});
yield return(new object[]
{
new MockUtxoDatabase(simpTxHash1, new MockUtxo()
{
Amount = 123, Index = 0, PubScript = simpPubScr
}),
new MockMempool(null),
c,
new Transaction()
{
TxInList = new TxIn[1]
{
new TxIn(simpTxHash1, 0, simpSigScr, uint.MaxValue)
},
TxOutList = new TxOut[1]
{
new TxOut(3, simpPubScr)
}
},
true, // Verification success
null, // Error
0, // Added SigOpCount
120, // Added fee
false, // AnySegWit
});
yield return(new object[]
{
// Make sure ulong is being used for calculation of fee
new MockUtxoDatabase(simpTxHash1, new MockUtxo()
{
Amount = Constants.TotalSupply, Index = 0, PubScript = simpPubScr
}),
new MockMempool(null),
c,
new Transaction()
{
TxInList = new TxIn[1]
{
new TxIn(simpTxHash1, 0, simpSigScr, uint.MaxValue)
},
TxOutList = new TxOut[1]
{
new TxOut(1000, simpPubScr)
}
},
true, // Verification success
null, // Error
0, // Added SigOpCount
Constants.TotalSupply - 1000UL, // Added fee
false, // AnySegWit
});
yield return(new object[]
{
new MockUtxoDatabase(new byte[][] { simpTxHash1, simpTxHash2, simpTxHash3 },
new IUtxo[]
{
new MockUtxo()
{
Amount = 13, Index = 3, PubScript = simpPubScr
},
new MockUtxo()
{
Amount = 57, Index = 7, PubScript = simpPubScr
},
new MockUtxo()
{
Amount = 73, Index = 5, PubScript = simpPubScr
},
}),
new MockMempool(null),
c,
new Transaction()
{
TxInList = new TxIn[3]
{
new TxIn(simpTxHash1, 3, simpSigScr, uint.MaxValue),
new TxIn(simpTxHash2, 7, simpSigScr, uint.MaxValue),
new TxIn(simpTxHash3, 5, simpSigScr, uint.MaxValue),
},
TxOutList = new TxOut[3]
{
new TxOut(140, simpPubScr),
new TxOut(3, simpPubScr),
new TxOut(1, simpPubScr),
}
},
false, // Verification success
"Transaction is spending more than it can.", // Error
0, // Added SigOpCount
0, // Added fee
false, // AnySegWit
});
yield return(new object[]
{
new MockUtxoDatabase(new byte[][] { simpTxHash1, simpTxHash2, simpTxHash3 },
new IUtxo[]
{
new MockUtxo()
{
Amount = 13, Index = 3, PubScript = simpPubScr
},
new MockUtxo()
{
Amount = 57, Index = 7, PubScript = simpPubScr
},
new MockUtxo()
{
Amount = 73, Index = 5, PubScript = simpPubScr
},
}),
new MockMempool(null),
c,
new Transaction()
{
TxInList = new TxIn[3]
{
new TxIn(simpTxHash1, 3, simpSigScr, uint.MaxValue),
new TxIn(simpTxHash2, 7, simpSigScr, uint.MaxValue),
new TxIn(simpTxHash3, 5, simpSigScr, uint.MaxValue),
},
TxOutList = new TxOut[3]
{
new TxOut(12, simpPubScr),
new TxOut(6, simpPubScr),
new TxOut(50, simpPubScr),
}
},
true, // Verification success
null, // Error
0, // Added SigOpCount
75, // Added fee
false, // AnySegWit
});
// *** Transaction Tests (from signtx cases) ***
foreach (var Case in Helper.ReadResource <JArray>("SignedTxTestData"))
{
Transaction prevTx = new Transaction();
prevTx.TryDeserialize(new FastStreamReader(Helper.HexToBytes(Case["TxToSpend"].ToString())), out string _);
byte[] prevTxHash = prevTx.GetTransactionHash();
var utxoDb = new MockUtxoDatabase();
for (int i = 0; i < prevTx.TxOutList.Length; i++)
{
var utxo = new MockUtxo()
{
Amount = prevTx.TxOutList[i].Amount,
Index = (uint)i,
PubScript = prevTx.TxOutList[i].PubScript
};
utxoDb.Add(prevTxHash, utxo);
}
foreach (var item in Case["Cases"])
{
Transaction tx = new Transaction();
FastStreamReader stream = new FastStreamReader(Helper.HexToBytes(item["SignedTx"].ToString()));
if (!tx.TryDeserialize(stream, out string err))
{
throw new ArgumentException($"Could not deseralize the given tx case: " +
$"{item["TestName"]}. Error: {err}");
}
int sigOpCount = (int)item["SigOpCount"];
ulong fee = (ulong)item["Fee"];
yield return(new object[]
{
utxoDb,
new MockMempool(null),
c,
tx,
true, // Verification success
null, // Error
sigOpCount,
fee,
tx.WitnessList != null, // AnySegWit
});
}
}
}