private Transaction[] SetupDummyInputs(CoinsView coinsRet)
{
Transaction[] dummyTransactions = Enumerable.Range(0, 2).Select(_ => new Transaction()).ToArray();
// Add some keys to the keystore:
Key[] key = Enumerable.Range(0, 4).Select((_, i) => new Key(i % 2 != 0)).ToArray();
// Create some dummy input transactions
dummyTransactions[0].Outputs.AddRange(Enumerable.Range(0, 2).Select(_ => new TxOut()));
dummyTransactions[0].Outputs[0].Value = 11 * Money.CENT;
dummyTransactions[0].Outputs[0].ScriptPubKey = dummyTransactions[0].Outputs[0].ScriptPubKey + key[0].PubKey.ToBytes() + OpcodeType.OP_CHECKSIG;
dummyTransactions[0].Outputs[1].Value = 50 * Money.CENT;
dummyTransactions[0].Outputs[1].ScriptPubKey = dummyTransactions[0].Outputs[1].ScriptPubKey + key[1].PubKey.ToBytes() + OpcodeType.OP_CHECKSIG;
coinsRet.AddTransaction(dummyTransactions[0], 0);
dummyTransactions[1].Outputs.AddRange(Enumerable.Range(0, 2).Select(_ => new TxOut()));
dummyTransactions[1].Outputs[0].Value = 21 * Money.CENT;
dummyTransactions[1].Outputs[0].ScriptPubKey = key[2].PubKey.GetAddress(Network.Main).ScriptPubKey;
dummyTransactions[1].Outputs[1].Value = 22 * Money.CENT;
dummyTransactions[1].Outputs[1].ScriptPubKey = key[3].PubKey.GetAddress(Network.Main).ScriptPubKey;
coinsRet.AddTransaction(dummyTransactions[1], 0);
return dummyTransactions;
}
public void test_IsStandard()
{
var coins = new CoinsView();
Transaction[] dummyTransactions = SetupDummyInputs(coins);
Transaction t = new Transaction();
t.Inputs.Add(new TxIn());
t.Inputs[0].PrevOut.Hash = dummyTransactions[0].GetHash();
t.Inputs[0].PrevOut.N = 1;
t.Inputs[0].ScriptSig = new Script(Op.GetPushOp(new byte[65]));
t.Outputs.Add(new TxOut());
t.Outputs[0].Value = 90 * Money.CENT;
Key key = new Key(true);
t.Outputs[0].ScriptPubKey = PayToPubkeyHashTemplate.Instance.GenerateScriptPubKey(key.PubKey.Hash);
Assert.True(StandardScripts.IsStandardTransaction(t));
t.Outputs[0].Value = 501; //dust
Assert.True(!StandardScripts.IsStandardTransaction(t));
t.Outputs[0].Value = 2730; // not dust
Assert.True(StandardScripts.IsStandardTransaction(t));
t.Outputs[0].ScriptPubKey = new Script() + OpcodeType.OP_1;
Assert.True(!StandardScripts.IsStandardTransaction(t));
// 80-byte TX_NULL_DATA (standard)
t.Outputs[0].ScriptPubKey = new Script() + OpcodeType.OP_RETURN + ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef3804678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38");
Assert.True(StandardScripts.IsStandardTransaction(t));
// 81-byte TX_NULL_DATA (non-standard)
t.Outputs[0].ScriptPubKey = new Script() + OpcodeType.OP_RETURN + ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef3804678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef3800");
Assert.True(!StandardScripts.IsStandardTransaction(t));
// TX_NULL_DATA w/o PUSHDATA
t.Outputs.Clear();
t.Outputs.Add(new TxOut());
t.Outputs[0].ScriptPubKey = new Script() + OpcodeType.OP_RETURN;
Assert.True(StandardScripts.IsStandardTransaction(t));
// Only one TX_NULL_DATA permitted in all cases
t.Outputs.Clear();
t.Outputs.Add(new TxOut());
t.Outputs.Add(new TxOut());
t.Outputs[0].ScriptPubKey = new Script() + OpcodeType.OP_RETURN + ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38");
t.Outputs[1].ScriptPubKey = new Script() + OpcodeType.OP_RETURN + ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38");
Assert.True(!StandardScripts.IsStandardTransaction(t));
t.Outputs[0].ScriptPubKey = new Script() + OpcodeType.OP_RETURN + ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38");
t.Outputs[1].ScriptPubKey = new Script() + OpcodeType.OP_RETURN;
Assert.True(!StandardScripts.IsStandardTransaction(t));
t.Outputs[0].ScriptPubKey = new Script() + OpcodeType.OP_RETURN;
t.Outputs[1].ScriptPubKey = new Script() + OpcodeType.OP_RETURN;
Assert.True(!StandardScripts.IsStandardTransaction(t));
}
public void test_Get()
{
byte[] dummyPubKey = new byte[65];
dummyPubKey[0] = 0x04;
byte[] dummyPubKey2 = new byte[33];
dummyPubKey2[0] = 0x02;
//CBasicKeyStore keystore;
//CCoinsView coinsDummy;
CoinsView coins = new CoinsView();//(coinsDummy);
Transaction[] dummyTransactions = SetupDummyInputs(coins);//(keystore, coins);
Transaction t1 = new Transaction();
t1.Inputs.AddRange(Enumerable.Range(0, 3).Select(_ => new TxIn()));
t1.Inputs[0].PrevOut.Hash = dummyTransactions[0].GetHash();
t1.Inputs[0].PrevOut.N = 1;
t1.Inputs[0].ScriptSig += dummyPubKey;
t1.Inputs[1].PrevOut.Hash = dummyTransactions[1].GetHash();
t1.Inputs[1].PrevOut.N = 0;
t1.Inputs[1].ScriptSig = t1.Inputs[1].ScriptSig + dummyPubKey + dummyPubKey2;
t1.Inputs[2].PrevOut.Hash = dummyTransactions[1].GetHash();
t1.Inputs[2].PrevOut.N = 1;
t1.Inputs[2].ScriptSig = t1.Inputs[2].ScriptSig + dummyPubKey + dummyPubKey2;
t1.Outputs.AddRange(Enumerable.Range(0, 2).Select(_ => new TxOut()));
t1.Outputs[0].Value = 90 * Money.CENT;
t1.Outputs[0].ScriptPubKey += OpcodeType.OP_1;
Assert.True(StandardScripts.AreInputsStandard(t1, coins));
//Assert.Equal(coins.GetValueIn(t1), (50+21+22)*Money.CENT);
//// Adding extra junk to the scriptSig should make it non-standard:
t1.Inputs[0].ScriptSig += OpcodeType.OP_11;
Assert.True(!StandardScripts.AreInputsStandard(t1, coins));
//// ... as should not having enough:
t1.Inputs[0].ScriptSig = new Script();
Assert.True(!StandardScripts.AreInputsStandard(t1, coins));
}