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kevacoin/src/test/transaction_tests.cpp

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// Copyright (c) 2011-2016 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "data/tx_invalid.json.h"
#include "data/tx_valid.json.h"
#include "test/test_bitcoin.h"
#include "clientversion.h"
#include "checkqueue.h"
#include "consensus/validation.h"
#include "core_io.h"
#include "key.h"
#include "keystore.h"
#include "main.h" // For CheckTransaction
#include "policy/policy.h"
#include "script/script.h"
#include "script/sign.h"
#include "script/script_error.h"
#include "script/standard.h"
#include "utilstrencodings.h"
#include <map>
#include <string>
#include <boost/algorithm/string/classification.hpp>
#include <boost/algorithm/string/split.hpp>
#include <boost/assign/list_of.hpp>
#include <boost/test/unit_test.hpp>
#include <boost/assign/list_of.hpp>
#include <boost/foreach.hpp>
#include <univalue.h>
using namespace std;
typedef vector<unsigned char> valtype;
// In script_tests.cpp
extern UniValue read_json(const std::string& jsondata);
static std::map<string, unsigned int> mapFlagNames = boost::assign::map_list_of
(string("NONE"), (unsigned int)SCRIPT_VERIFY_NONE)
(string("P2SH"), (unsigned int)SCRIPT_VERIFY_P2SH)
(string("STRICTENC"), (unsigned int)SCRIPT_VERIFY_STRICTENC)
(string("DERSIG"), (unsigned int)SCRIPT_VERIFY_DERSIG)
(string("LOW_S"), (unsigned int)SCRIPT_VERIFY_LOW_S)
(string("SIGPUSHONLY"), (unsigned int)SCRIPT_VERIFY_SIGPUSHONLY)
(string("MINIMALDATA"), (unsigned int)SCRIPT_VERIFY_MINIMALDATA)
(string("NULLDUMMY"), (unsigned int)SCRIPT_VERIFY_NULLDUMMY)
(string("DISCOURAGE_UPGRADABLE_NOPS"), (unsigned int)SCRIPT_VERIFY_DISCOURAGE_UPGRADABLE_NOPS)
(string("CLEANSTACK"), (unsigned int)SCRIPT_VERIFY_CLEANSTACK)
(string("MINIMALIF"), (unsigned int)SCRIPT_VERIFY_MINIMALIF)
(string("NULLFAIL"), (unsigned int)SCRIPT_VERIFY_NULLFAIL)
(string("CHECKLOCKTIMEVERIFY"), (unsigned int)SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY)
(string("CHECKSEQUENCEVERIFY"), (unsigned int)SCRIPT_VERIFY_CHECKSEQUENCEVERIFY)
(string("WITNESS"), (unsigned int)SCRIPT_VERIFY_WITNESS)
(string("DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM"), (unsigned int)SCRIPT_VERIFY_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM)
(string("WITNESS_PUBKEYTYPE"), (unsigned int)SCRIPT_VERIFY_WITNESS_PUBKEYTYPE);
unsigned int ParseScriptFlags(string strFlags)
{
if (strFlags.empty()) {
return 0;
}
unsigned int flags = 0;
vector<string> words;
boost::algorithm::split(words, strFlags, boost::algorithm::is_any_of(","));
BOOST_FOREACH(string word, words)
{
if (!mapFlagNames.count(word))
BOOST_ERROR("Bad test: unknown verification flag '" << word << "'");
flags |= mapFlagNames[word];
}
return flags;
}
string FormatScriptFlags(unsigned int flags)
{
if (flags == 0) {
return "";
}
string ret;
std::map<string, unsigned int>::const_iterator it = mapFlagNames.begin();
while (it != mapFlagNames.end()) {
if (flags & it->second) {
ret += it->first + ",";
}
it++;
}
return ret.substr(0, ret.size() - 1);
}
BOOST_FIXTURE_TEST_SUITE(transaction_tests, BasicTestingSetup)
BOOST_AUTO_TEST_CASE(tx_valid)
{
// Read tests from test/data/tx_valid.json
// Format is an array of arrays
// Inner arrays are either [ "comment" ]
// or [[[prevout hash, prevout index, prevout scriptPubKey], [input 2], ...],"], serializedTransaction, verifyFlags
// ... where all scripts are stringified scripts.
//
// verifyFlags is a comma separated list of script verification flags to apply, or "NONE"
UniValue tests = read_json(std::string(json_tests::tx_valid, json_tests::tx_valid + sizeof(json_tests::tx_valid)));
ScriptError err;
for (unsigned int idx = 0; idx < tests.size(); idx++) {
UniValue test = tests[idx];
string strTest = test.write();
if (test[0].isArray())
{
if (test.size() != 3 || !test[1].isStr() || !test[2].isStr())
{
BOOST_ERROR("Bad test: " << strTest);
continue;
}
map<COutPoint, CScript> mapprevOutScriptPubKeys;
map<COutPoint, int64_t> mapprevOutValues;
UniValue inputs = test[0].get_array();
bool fValid = true;
for (unsigned int inpIdx = 0; inpIdx < inputs.size(); inpIdx++) {
const UniValue& input = inputs[inpIdx];
if (!input.isArray())
{
fValid = false;
break;
}
UniValue vinput = input.get_array();
if (vinput.size() < 3 || vinput.size() > 4)
{
fValid = false;
break;
}
COutPoint outpoint(uint256S(vinput[0].get_str()), vinput[1].get_int());
mapprevOutScriptPubKeys[outpoint] = ParseScript(vinput[2].get_str());
if (vinput.size() >= 4)
{
mapprevOutValues[outpoint] = vinput[3].get_int64();
}
}
if (!fValid)
{
BOOST_ERROR("Bad test: " << strTest);
continue;
}
string transaction = test[1].get_str();
CDataStream stream(ParseHex(transaction), SER_NETWORK, PROTOCOL_VERSION);
CTransaction tx;
stream >> tx;
CValidationState state;
BOOST_CHECK_MESSAGE(CheckTransaction(tx, state), strTest);
BOOST_CHECK(state.IsValid());
PrecomputedTransactionData txdata(tx);
for (unsigned int i = 0; i < tx.vin.size(); i++)
{
if (!mapprevOutScriptPubKeys.count(tx.vin[i].prevout))
{
BOOST_ERROR("Bad test: " << strTest);
break;
}
CAmount amount = 0;
if (mapprevOutValues.count(tx.vin[i].prevout)) {
amount = mapprevOutValues[tx.vin[i].prevout];
}
unsigned int verify_flags = ParseScriptFlags(test[2].get_str());
const CScriptWitness *witness = (i < tx.wit.vtxinwit.size()) ? &tx.wit.vtxinwit[i].scriptWitness : NULL;
BOOST_CHECK_MESSAGE(VerifyScript(tx.vin[i].scriptSig, mapprevOutScriptPubKeys[tx.vin[i].prevout],
witness, verify_flags, TransactionSignatureChecker(&tx, i, amount, txdata), &err),
strTest);
BOOST_CHECK_MESSAGE(err == SCRIPT_ERR_OK, ScriptErrorString(err));
}
}
}
}
BOOST_AUTO_TEST_CASE(tx_invalid)
{
// Read tests from test/data/tx_invalid.json
// Format is an array of arrays
// Inner arrays are either [ "comment" ]
// or [[[prevout hash, prevout index, prevout scriptPubKey], [input 2], ...],"], serializedTransaction, verifyFlags
// ... where all scripts are stringified scripts.
//
// verifyFlags is a comma separated list of script verification flags to apply, or "NONE"
UniValue tests = read_json(std::string(json_tests::tx_invalid, json_tests::tx_invalid + sizeof(json_tests::tx_invalid)));
ScriptError err;
for (unsigned int idx = 0; idx < tests.size(); idx++) {
UniValue test = tests[idx];
string strTest = test.write();
if (test[0].isArray())
{
if (test.size() != 3 || !test[1].isStr() || !test[2].isStr())
{
BOOST_ERROR("Bad test: " << strTest);
continue;
}
map<COutPoint, CScript> mapprevOutScriptPubKeys;
map<COutPoint, int64_t> mapprevOutValues;
UniValue inputs = test[0].get_array();
bool fValid = true;
for (unsigned int inpIdx = 0; inpIdx < inputs.size(); inpIdx++) {
const UniValue& input = inputs[inpIdx];
if (!input.isArray())
{
fValid = false;
break;
}
UniValue vinput = input.get_array();
if (vinput.size() < 3 || vinput.size() > 4)
{
fValid = false;
break;
}
COutPoint outpoint(uint256S(vinput[0].get_str()), vinput[1].get_int());
mapprevOutScriptPubKeys[outpoint] = ParseScript(vinput[2].get_str());
if (vinput.size() >= 4)
{
mapprevOutValues[outpoint] = vinput[3].get_int64();
}
}
if (!fValid)
{
BOOST_ERROR("Bad test: " << strTest);
continue;
}
string transaction = test[1].get_str();
CDataStream stream(ParseHex(transaction), SER_NETWORK, PROTOCOL_VERSION );
CTransaction tx;
stream >> tx;
CValidationState state;
fValid = CheckTransaction(tx, state) && state.IsValid();
PrecomputedTransactionData txdata(tx);
for (unsigned int i = 0; i < tx.vin.size() && fValid; i++)
{
if (!mapprevOutScriptPubKeys.count(tx.vin[i].prevout))
{
BOOST_ERROR("Bad test: " << strTest);
break;
}
unsigned int verify_flags = ParseScriptFlags(test[2].get_str());
CAmount amount = 0;
if (mapprevOutValues.count(tx.vin[i].prevout)) {
amount = mapprevOutValues[tx.vin[i].prevout];
}
const CScriptWitness *witness = (i < tx.wit.vtxinwit.size()) ? &tx.wit.vtxinwit[i].scriptWitness : NULL;
fValid = VerifyScript(tx.vin[i].scriptSig, mapprevOutScriptPubKeys[tx.vin[i].prevout],
witness, verify_flags, TransactionSignatureChecker(&tx, i, amount, txdata), &err);
}
BOOST_CHECK_MESSAGE(!fValid, strTest);
BOOST_CHECK_MESSAGE(err != SCRIPT_ERR_OK, ScriptErrorString(err));
}
}
}
BOOST_AUTO_TEST_CASE(basic_transaction_tests)
{
// Random real transaction (e2769b09e784f32f62ef849763d4f45b98e07ba658647343b915ff832b110436)
unsigned char ch[] = {0x01, 0x00, 0x00, 0x00, 0x01, 0x6b, 0xff, 0x7f, 0xcd, 0x4f, 0x85, 0x65, 0xef, 0x40, 0x6d, 0xd5, 0xd6, 0x3d, 0x4f, 0xf9, 0x4f, 0x31, 0x8f, 0xe8, 0x20, 0x27, 0xfd, 0x4d, 0xc4, 0x51, 0xb0, 0x44, 0x74, 0x01, 0x9f, 0x74, 0xb4, 0x00, 0x00, 0x00, 0x00, 0x8c, 0x49, 0x30, 0x46, 0x02, 0x21, 0x00, 0xda, 0x0d, 0xc6, 0xae, 0xce, 0xfe, 0x1e, 0x06, 0xef, 0xdf, 0x05, 0x77, 0x37, 0x57, 0xde, 0xb1, 0x68, 0x82, 0x09, 0x30, 0xe3, 0xb0, 0xd0, 0x3f, 0x46, 0xf5, 0xfc, 0xf1, 0x50, 0xbf, 0x99, 0x0c, 0x02, 0x21, 0x00, 0xd2, 0x5b, 0x5c, 0x87, 0x04, 0x00, 0x76, 0xe4, 0xf2, 0x53, 0xf8, 0x26, 0x2e, 0x76, 0x3e, 0x2d, 0xd5, 0x1e, 0x7f, 0xf0, 0xbe, 0x15, 0x77, 0x27, 0xc4, 0xbc, 0x42, 0x80, 0x7f, 0x17, 0xbd, 0x39, 0x01, 0x41, 0x04, 0xe6, 0xc2, 0x6e, 0xf6, 0x7d, 0xc6, 0x10, 0xd2, 0xcd, 0x19, 0x24, 0x84, 0x78, 0x9a, 0x6c, 0xf9, 0xae, 0xa9, 0x93, 0x0b, 0x94, 0x4b, 0x7e, 0x2d, 0xb5, 0x34, 0x2b, 0x9d, 0x9e, 0x5b, 0x9f, 0xf7, 0x9a, 0xff, 0x9a, 0x2e, 0xe1, 0x97, 0x8d, 0xd7, 0xfd, 0x01, 0xdf, 0xc5, 0x22, 0xee, 0x02, 0x28, 0x3d, 0x3b, 0x06, 0xa9, 0xd0, 0x3a, 0xcf, 0x80, 0x96, 0x96, 0x8d, 0x7d, 0xbb, 0x0f, 0x91, 0x78, 0xff, 0xff, 0xff, 0xff, 0x02, 0x8b, 0xa7, 0x94, 0x0e, 0x00, 0x00, 0x00, 0x00, 0x19, 0x76, 0xa9, 0x14, 0xba, 0xde, 0xec, 0xfd, 0xef, 0x05, 0x07, 0x24, 0x7f, 0xc8, 0xf7, 0x42, 0x41, 0xd7, 0x3b, 0xc0, 0x39, 0x97, 0x2d, 0x7b, 0x88, 0xac, 0x40, 0x94, 0xa8, 0x02, 0x00, 0x00, 0x00, 0x00, 0x19, 0x76, 0xa9, 0x14, 0xc1, 0x09, 0x32, 0x48, 0x3f, 0xec, 0x93, 0xed, 0x51, 0xf5, 0xfe, 0x95, 0xe7, 0x25, 0x59, 0xf2, 0xcc, 0x70, 0x43, 0xf9, 0x88, 0xac, 0x00, 0x00, 0x00, 0x00, 0x00};
vector<unsigned char> vch(ch, ch + sizeof(ch) -1);
CDataStream stream(vch, SER_DISK, CLIENT_VERSION);
CMutableTransaction tx;
stream >> tx;
CValidationState state;
BOOST_CHECK_MESSAGE(CheckTransaction(tx, state) && state.IsValid(), "Simple deserialized transaction should be valid.");
// Check that duplicate txins fail
tx.vin.push_back(tx.vin[0]);
BOOST_CHECK_MESSAGE(!CheckTransaction(tx, state) || !state.IsValid(), "Transaction with duplicate txins should be invalid.");
}
//
// Helper: create two dummy transactions, each with
// two outputs. The first has 11 and 50 CENT outputs
// paid to a TX_PUBKEY, the second 21 and 22 CENT outputs
// paid to a TX_PUBKEYHASH.
//
static std::vector<CMutableTransaction>
SetupDummyInputs(CBasicKeyStore& keystoreRet, CCoinsViewCache& coinsRet)
{
std::vector<CMutableTransaction> dummyTransactions;
dummyTransactions.resize(2);
// Add some keys to the keystore:
CKey key[4];
for (int i = 0; i < 4; i++)
{
key[i].MakeNewKey(i % 2);
keystoreRet.AddKey(key[i]);
}
// Create some dummy input transactions
dummyTransactions[0].vout.resize(2);
dummyTransactions[0].vout[0].nValue = 11*CENT;
dummyTransactions[0].vout[0].scriptPubKey << ToByteVector(key[0].GetPubKey()) << OP_CHECKSIG;
dummyTransactions[0].vout[1].nValue = 50*CENT;
dummyTransactions[0].vout[1].scriptPubKey << ToByteVector(key[1].GetPubKey()) << OP_CHECKSIG;
coinsRet.ModifyCoins(dummyTransactions[0].GetHash())->FromTx(dummyTransactions[0], 0);
dummyTransactions[1].vout.resize(2);
dummyTransactions[1].vout[0].nValue = 21*CENT;
dummyTransactions[1].vout[0].scriptPubKey = GetScriptForDestination(key[2].GetPubKey().GetID());
dummyTransactions[1].vout[1].nValue = 22*CENT;
dummyTransactions[1].vout[1].scriptPubKey = GetScriptForDestination(key[3].GetPubKey().GetID());
coinsRet.ModifyCoins(dummyTransactions[1].GetHash())->FromTx(dummyTransactions[1], 0);
return dummyTransactions;
}
BOOST_AUTO_TEST_CASE(test_Get)
{
CBasicKeyStore keystore;
CCoinsView coinsDummy;
CCoinsViewCache coins(&coinsDummy);
std::vector<CMutableTransaction> dummyTransactions = SetupDummyInputs(keystore, coins);
CMutableTransaction t1;
t1.vin.resize(3);
t1.vin[0].prevout.hash = dummyTransactions[0].GetHash();
t1.vin[0].prevout.n = 1;
t1.vin[0].scriptSig << std::vector<unsigned char>(65, 0);
t1.vin[1].prevout.hash = dummyTransactions[1].GetHash();
t1.vin[1].prevout.n = 0;
t1.vin[1].scriptSig << std::vector<unsigned char>(65, 0) << std::vector<unsigned char>(33, 4);
t1.vin[2].prevout.hash = dummyTransactions[1].GetHash();
t1.vin[2].prevout.n = 1;
t1.vin[2].scriptSig << std::vector<unsigned char>(65, 0) << std::vector<unsigned char>(33, 4);
t1.vout.resize(2);
t1.vout[0].nValue = 90*CENT;
t1.vout[0].scriptPubKey << OP_1;
BOOST_CHECK(AreInputsStandard(t1, coins));
BOOST_CHECK_EQUAL(coins.GetValueIn(t1), (50+21+22)*CENT);
}
void CreateCreditAndSpend(const CKeyStore& keystore, const CScript& outscript, CTransaction& output, CMutableTransaction& input, bool success = true)
{
CMutableTransaction outputm;
outputm.nVersion = 1;
outputm.vin.resize(1);
outputm.vin[0].prevout.SetNull();
outputm.vin[0].scriptSig = CScript();
outputm.wit.vtxinwit.resize(1);
outputm.vout.resize(1);
outputm.vout[0].nValue = 1;
outputm.vout[0].scriptPubKey = outscript;
CDataStream ssout(SER_NETWORK, PROTOCOL_VERSION);
ssout << outputm;
ssout >> output;
assert(output.vin.size() == 1);
assert(output.vin[0] == outputm.vin[0]);
assert(output.vout.size() == 1);
assert(output.vout[0] == outputm.vout[0]);
assert(output.wit.vtxinwit.size() == 0);
CMutableTransaction inputm;
inputm.nVersion = 1;
inputm.vin.resize(1);
inputm.vin[0].prevout.hash = output.GetHash();
inputm.vin[0].prevout.n = 0;
inputm.wit.vtxinwit.resize(1);
inputm.vout.resize(1);
inputm.vout[0].nValue = 1;
inputm.vout[0].scriptPubKey = CScript();
bool ret = SignSignature(keystore, output, inputm, 0, SIGHASH_ALL);
assert(ret == success);
CDataStream ssin(SER_NETWORK, PROTOCOL_VERSION);
ssin << inputm;
ssin >> input;
assert(input.vin.size() == 1);
assert(input.vin[0] == inputm.vin[0]);
assert(input.vout.size() == 1);
assert(input.vout[0] == inputm.vout[0]);
if (inputm.wit.IsNull()) {
assert(input.wit.IsNull());
} else {
assert(!input.wit.IsNull());
assert(input.wit.vtxinwit.size() == 1);
assert(input.wit.vtxinwit[0].scriptWitness.stack == inputm.wit.vtxinwit[0].scriptWitness.stack);
}
}
void CheckWithFlag(const CTransaction& output, const CMutableTransaction& input, int flags, bool success)
{
ScriptError error;
CTransaction inputi(input);
bool ret = VerifyScript(inputi.vin[0].scriptSig, output.vout[0].scriptPubKey, inputi.wit.vtxinwit.size() > 0 ? &inputi.wit.vtxinwit[0].scriptWitness : NULL, flags, TransactionSignatureChecker(&inputi, 0, output.vout[0].nValue), &error);
assert(ret == success);
}
static CScript PushAll(const vector<valtype>& values)
{
CScript result;
BOOST_FOREACH(const valtype& v, values) {
if (v.size() == 0) {
result << OP_0;
} else if (v.size() == 1 && v[0] >= 1 && v[0] <= 16) {
result << CScript::EncodeOP_N(v[0]);
} else {
result << v;
}
}
return result;
}
void ReplaceRedeemScript(CScript& script, const CScript& redeemScript)
{
vector<valtype> stack;
EvalScript(stack, script, SCRIPT_VERIFY_STRICTENC, BaseSignatureChecker(), SIGVERSION_BASE);
assert(stack.size() > 0);
stack.back() = std::vector<unsigned char>(redeemScript.begin(), redeemScript.end());
script = PushAll(stack);
}
BOOST_AUTO_TEST_CASE(test_big_witness_transaction) {
CMutableTransaction mtx;
mtx.nVersion = 1;
CKey key;
key.MakeNewKey(true); // Need to use compressed keys in segwit or the signing will fail
CBasicKeyStore keystore;
keystore.AddKeyPubKey(key, key.GetPubKey());
CKeyID hash = key.GetPubKey().GetID();
CScript scriptPubKey = CScript() << OP_0 << std::vector<unsigned char>(hash.begin(), hash.end());
vector<int> sigHashes;
sigHashes.push_back(SIGHASH_NONE | SIGHASH_ANYONECANPAY);
sigHashes.push_back(SIGHASH_SINGLE | SIGHASH_ANYONECANPAY);
sigHashes.push_back(SIGHASH_ALL | SIGHASH_ANYONECANPAY);
sigHashes.push_back(SIGHASH_NONE);
sigHashes.push_back(SIGHASH_SINGLE);
sigHashes.push_back(SIGHASH_ALL);
// create a big transaction of 4500 inputs signed by the same key
for(uint32_t ij = 0; ij < 4500; ij++) {
uint32_t i = mtx.vin.size();
uint256 prevId;
prevId.SetHex("0000000000000000000000000000000000000000000000000000000000000100");
COutPoint outpoint(prevId, i);
mtx.vin.resize(mtx.vin.size() + 1);
mtx.vin[i].prevout = outpoint;
mtx.vin[i].scriptSig = CScript();
mtx.vout.resize(mtx.vout.size() + 1);
mtx.vout[i].nValue = 1000;
mtx.vout[i].scriptPubKey = CScript() << OP_1;
}
// sign all inputs
for(uint32_t i = 0; i < mtx.vin.size(); i++) {
bool hashSigned = SignSignature(keystore, scriptPubKey, mtx, i, 1000, sigHashes.at(i % sigHashes.size()));
assert(hashSigned);
}
CTransaction tx;
CDataStream ssout(SER_NETWORK, PROTOCOL_VERSION);
WithOrVersion(&ssout, 0) << mtx;
WithOrVersion(&ssout, 0) >> tx;
// check all inputs concurrently, with the cache
PrecomputedTransactionData txdata(tx);
boost::thread_group threadGroup;
CCheckQueue<CScriptCheck> scriptcheckqueue(128);
CCheckQueueControl<CScriptCheck> control(&scriptcheckqueue);
for (int i=0; i<20; i++)
threadGroup.create_thread(boost::bind(&CCheckQueue<CScriptCheck>::Thread, boost::ref(scriptcheckqueue)));
CCoins coins;
coins.nVersion = 1;
coins.fCoinBase = false;
for(uint32_t i = 0; i < mtx.vin.size(); i++) {
CTxOut txout;
txout.nValue = 1000;
txout.scriptPubKey = scriptPubKey;
coins.vout.push_back(txout);
}
for(uint32_t i = 0; i < mtx.vin.size(); i++) {
std::vector<CScriptCheck> vChecks;
CScriptCheck check(coins, tx, i, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, false, &txdata);
vChecks.push_back(CScriptCheck());
check.swap(vChecks.back());
control.Add(vChecks);
}
bool controlCheck = control.Wait();
assert(controlCheck);
threadGroup.interrupt_all();
threadGroup.join_all();
}
BOOST_AUTO_TEST_CASE(test_witness)
{
CBasicKeyStore keystore, keystore2;
CKey key1, key2, key3, key1L, key2L;
CPubKey pubkey1, pubkey2, pubkey3, pubkey1L, pubkey2L;
key1.MakeNewKey(true);
key2.MakeNewKey(true);
key3.MakeNewKey(true);
key1L.MakeNewKey(false);
key2L.MakeNewKey(false);
pubkey1 = key1.GetPubKey();
pubkey2 = key2.GetPubKey();
pubkey3 = key3.GetPubKey();
pubkey1L = key1L.GetPubKey();
pubkey2L = key2L.GetPubKey();
keystore.AddKeyPubKey(key1, pubkey1);
keystore.AddKeyPubKey(key2, pubkey2);
keystore.AddKeyPubKey(key1L, pubkey1L);
keystore.AddKeyPubKey(key2L, pubkey2L);
CScript scriptPubkey1, scriptPubkey2, scriptPubkey1L, scriptPubkey2L, scriptMulti;
scriptPubkey1 << ToByteVector(pubkey1) << OP_CHECKSIG;
scriptPubkey2 << ToByteVector(pubkey2) << OP_CHECKSIG;
scriptPubkey1L << ToByteVector(pubkey1L) << OP_CHECKSIG;
scriptPubkey2L << ToByteVector(pubkey2L) << OP_CHECKSIG;
std::vector<CPubKey> oneandthree;
oneandthree.push_back(pubkey1);
oneandthree.push_back(pubkey3);
scriptMulti = GetScriptForMultisig(2, oneandthree);
keystore.AddCScript(scriptPubkey1);
keystore.AddCScript(scriptPubkey2);
keystore.AddCScript(scriptPubkey1L);
keystore.AddCScript(scriptPubkey2L);
keystore.AddCScript(scriptMulti);
keystore.AddCScript(GetScriptForWitness(scriptPubkey1));
keystore.AddCScript(GetScriptForWitness(scriptPubkey2));
keystore.AddCScript(GetScriptForWitness(scriptPubkey1L));
keystore.AddCScript(GetScriptForWitness(scriptPubkey2L));
keystore.AddCScript(GetScriptForWitness(scriptMulti));
keystore2.AddCScript(scriptMulti);
keystore2.AddCScript(GetScriptForWitness(scriptMulti));
keystore2.AddKeyPubKey(key3, pubkey3);
CTransaction output1, output2;
CMutableTransaction input1, input2;
SignatureData sigdata;
// Normal pay-to-compressed-pubkey.
CreateCreditAndSpend(keystore, scriptPubkey1, output1, input1);
CreateCreditAndSpend(keystore, scriptPubkey2, output2, input2);
CheckWithFlag(output1, input1, 0, true);
CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output1, input1, SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output1, input1, STANDARD_SCRIPT_VERIFY_FLAGS, true);
CheckWithFlag(output1, input2, 0, false);
CheckWithFlag(output1, input2, SCRIPT_VERIFY_P2SH, false);
CheckWithFlag(output1, input2, SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false);
CheckWithFlag(output1, input2, STANDARD_SCRIPT_VERIFY_FLAGS, false);
// P2SH pay-to-compressed-pubkey.
CreateCreditAndSpend(keystore, GetScriptForDestination(CScriptID(scriptPubkey1)), output1, input1);
CreateCreditAndSpend(keystore, GetScriptForDestination(CScriptID(scriptPubkey2)), output2, input2);
ReplaceRedeemScript(input2.vin[0].scriptSig, scriptPubkey1);
CheckWithFlag(output1, input1, 0, true);
CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output1, input1, SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output1, input1, STANDARD_SCRIPT_VERIFY_FLAGS, true);
CheckWithFlag(output1, input2, 0, true);
CheckWithFlag(output1, input2, SCRIPT_VERIFY_P2SH, false);
CheckWithFlag(output1, input2, SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false);
CheckWithFlag(output1, input2, STANDARD_SCRIPT_VERIFY_FLAGS, false);
// Witness pay-to-compressed-pubkey (v0).
CreateCreditAndSpend(keystore, GetScriptForWitness(scriptPubkey1), output1, input1);
CreateCreditAndSpend(keystore, GetScriptForWitness(scriptPubkey2), output2, input2);
CheckWithFlag(output1, input1, 0, true);
CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output1, input1, SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output1, input1, STANDARD_SCRIPT_VERIFY_FLAGS, true);
CheckWithFlag(output1, input2, 0, true);
CheckWithFlag(output1, input2, SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output1, input2, SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false);
CheckWithFlag(output1, input2, STANDARD_SCRIPT_VERIFY_FLAGS, false);
// P2SH witness pay-to-compressed-pubkey (v0).
CreateCreditAndSpend(keystore, GetScriptForDestination(CScriptID(GetScriptForWitness(scriptPubkey1))), output1, input1);
CreateCreditAndSpend(keystore, GetScriptForDestination(CScriptID(GetScriptForWitness(scriptPubkey2))), output2, input2);
ReplaceRedeemScript(input2.vin[0].scriptSig, GetScriptForWitness(scriptPubkey1));
CheckWithFlag(output1, input1, 0, true);
CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output1, input1, SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output1, input1, STANDARD_SCRIPT_VERIFY_FLAGS, true);
CheckWithFlag(output1, input2, 0, true);
CheckWithFlag(output1, input2, SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output1, input2, SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false);
CheckWithFlag(output1, input2, STANDARD_SCRIPT_VERIFY_FLAGS, false);
// Normal pay-to-uncompressed-pubkey.
CreateCreditAndSpend(keystore, scriptPubkey1L, output1, input1);
CreateCreditAndSpend(keystore, scriptPubkey2L, output2, input2);
CheckWithFlag(output1, input1, 0, true);
CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output1, input1, SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output1, input1, STANDARD_SCRIPT_VERIFY_FLAGS, true);
CheckWithFlag(output1, input2, 0, false);
CheckWithFlag(output1, input2, SCRIPT_VERIFY_P2SH, false);
CheckWithFlag(output1, input2, SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false);
CheckWithFlag(output1, input2, STANDARD_SCRIPT_VERIFY_FLAGS, false);
// P2SH pay-to-uncompressed-pubkey.
CreateCreditAndSpend(keystore, GetScriptForDestination(CScriptID(scriptPubkey1L)), output1, input1);
CreateCreditAndSpend(keystore, GetScriptForDestination(CScriptID(scriptPubkey2L)), output2, input2);
ReplaceRedeemScript(input2.vin[0].scriptSig, scriptPubkey1L);
CheckWithFlag(output1, input1, 0, true);
CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output1, input1, SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output1, input1, STANDARD_SCRIPT_VERIFY_FLAGS, true);
CheckWithFlag(output1, input2, 0, true);
CheckWithFlag(output1, input2, SCRIPT_VERIFY_P2SH, false);
CheckWithFlag(output1, input2, SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false);
CheckWithFlag(output1, input2, STANDARD_SCRIPT_VERIFY_FLAGS, false);
// Signing disabled for witness pay-to-uncompressed-pubkey (v1).
CreateCreditAndSpend(keystore, GetScriptForWitness(scriptPubkey1L), output1, input1, false);
CreateCreditAndSpend(keystore, GetScriptForWitness(scriptPubkey2L), output2, input2, false);
// Signing disabled for P2SH witness pay-to-uncompressed-pubkey (v1).
CreateCreditAndSpend(keystore, GetScriptForDestination(CScriptID(GetScriptForWitness(scriptPubkey1L))), output1, input1, false);
CreateCreditAndSpend(keystore, GetScriptForDestination(CScriptID(GetScriptForWitness(scriptPubkey2L))), output2, input2, false);
// Normal 2-of-2 multisig
CreateCreditAndSpend(keystore, scriptMulti, output1, input1, false);
CheckWithFlag(output1, input1, 0, false);
CreateCreditAndSpend(keystore2, scriptMulti, output2, input2, false);
CheckWithFlag(output2, input2, 0, false);
BOOST_CHECK(output1 == output2);
UpdateTransaction(input1, 0, CombineSignatures(output1.vout[0].scriptPubKey, MutableTransactionSignatureChecker(&input1, 0, output1.vout[0].nValue), DataFromTransaction(input1, 0), DataFromTransaction(input2, 0)));
CheckWithFlag(output1, input1, STANDARD_SCRIPT_VERIFY_FLAGS, true);
// P2SH 2-of-2 multisig
CreateCreditAndSpend(keystore, GetScriptForDestination(CScriptID(scriptMulti)), output1, input1, false);
CheckWithFlag(output1, input1, 0, true);
CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH, false);
CreateCreditAndSpend(keystore2, GetScriptForDestination(CScriptID(scriptMulti)), output2, input2, false);
CheckWithFlag(output2, input2, 0, true);
CheckWithFlag(output2, input2, SCRIPT_VERIFY_P2SH, false);
BOOST_CHECK(output1 == output2);
UpdateTransaction(input1, 0, CombineSignatures(output1.vout[0].scriptPubKey, MutableTransactionSignatureChecker(&input1, 0, output1.vout[0].nValue), DataFromTransaction(input1, 0), DataFromTransaction(input2, 0)));
CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output1, input1, STANDARD_SCRIPT_VERIFY_FLAGS, true);
// Witness 2-of-2 multisig
CreateCreditAndSpend(keystore, GetScriptForWitness(scriptMulti), output1, input1, false);
CheckWithFlag(output1, input1, 0, true);
CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, false);
CreateCreditAndSpend(keystore2, GetScriptForWitness(scriptMulti), output2, input2, false);
CheckWithFlag(output2, input2, 0, true);
CheckWithFlag(output2, input2, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, false);
BOOST_CHECK(output1 == output2);
UpdateTransaction(input1, 0, CombineSignatures(output1.vout[0].scriptPubKey, MutableTransactionSignatureChecker(&input1, 0, output1.vout[0].nValue), DataFromTransaction(input1, 0), DataFromTransaction(input2, 0)));
CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, true);
CheckWithFlag(output1, input1, STANDARD_SCRIPT_VERIFY_FLAGS, true);
// P2SH witness 2-of-2 multisig
CreateCreditAndSpend(keystore, GetScriptForDestination(CScriptID(GetScriptForWitness(scriptMulti))), output1, input1, false);
CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, false);
CreateCreditAndSpend(keystore2, GetScriptForDestination(CScriptID(GetScriptForWitness(scriptMulti))), output2, input2, false);
CheckWithFlag(output2, input2, SCRIPT_VERIFY_P2SH, true);
CheckWithFlag(output2, input2, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, false);
BOOST_CHECK(output1 == output2);
UpdateTransaction(input1, 0, CombineSignatures(output1.vout[0].scriptPubKey, MutableTransactionSignatureChecker(&input1, 0, output1.vout[0].nValue), DataFromTransaction(input1, 0), DataFromTransaction(input2, 0)));
CheckWithFlag(output1, input1, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, true);
CheckWithFlag(output1, input1, STANDARD_SCRIPT_VERIFY_FLAGS, true);
}
BOOST_AUTO_TEST_CASE(test_IsStandard)
{
LOCK(cs_main);
CBasicKeyStore keystore;
CCoinsView coinsDummy;
CCoinsViewCache coins(&coinsDummy);
std::vector<CMutableTransaction> dummyTransactions = SetupDummyInputs(keystore, coins);
CMutableTransaction t;
t.vin.resize(1);
t.vin[0].prevout.hash = dummyTransactions[0].GetHash();
t.vin[0].prevout.n = 1;
t.vin[0].scriptSig << std::vector<unsigned char>(65, 0);
t.vout.resize(1);
t.vout[0].nValue = 90*CENT;
CKey key;
key.MakeNewKey(true);
t.vout[0].scriptPubKey = GetScriptForDestination(key.GetPubKey().GetID());
string reason;
BOOST_CHECK(IsStandardTx(t, reason));
// Check dust with default relay fee:
CAmount nDustThreshold = 182 * minRelayTxFee.GetFeePerK()/1000 * 3;
BOOST_CHECK_EQUAL(nDustThreshold, 546);
// dust:
t.vout[0].nValue = nDustThreshold - 1;
BOOST_CHECK(!IsStandardTx(t, reason));
// not dust:
t.vout[0].nValue = nDustThreshold;
BOOST_CHECK(IsStandardTx(t, reason));
// Check dust with odd relay fee to verify rounding:
// nDustThreshold = 182 * 1234 / 1000 * 3
minRelayTxFee = CFeeRate(1234);
// dust:
t.vout[0].nValue = 672 - 1;
BOOST_CHECK(!IsStandardTx(t, reason));
// not dust:
t.vout[0].nValue = 672;
BOOST_CHECK(IsStandardTx(t, reason));
minRelayTxFee = CFeeRate(DEFAULT_MIN_RELAY_TX_FEE);
t.vout[0].scriptPubKey = CScript() << OP_1;
BOOST_CHECK(!IsStandardTx(t, reason));
// MAX_OP_RETURN_RELAY-byte TX_NULL_DATA (standard)
t.vout[0].scriptPubKey = CScript() << OP_RETURN << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef3804678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38");
BOOST_CHECK_EQUAL(MAX_OP_RETURN_RELAY, t.vout[0].scriptPubKey.size());
BOOST_CHECK(IsStandardTx(t, reason));
// MAX_OP_RETURN_RELAY+1-byte TX_NULL_DATA (non-standard)
t.vout[0].scriptPubKey = CScript() << OP_RETURN << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef3804678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef3800");
BOOST_CHECK_EQUAL(MAX_OP_RETURN_RELAY + 1, t.vout[0].scriptPubKey.size());
BOOST_CHECK(!IsStandardTx(t, reason));
// Data payload can be encoded in any way...
t.vout[0].scriptPubKey = CScript() << OP_RETURN << ParseHex("");
BOOST_CHECK(IsStandardTx(t, reason));
t.vout[0].scriptPubKey = CScript() << OP_RETURN << ParseHex("00") << ParseHex("01");
BOOST_CHECK(IsStandardTx(t, reason));
// OP_RESERVED *is* considered to be a PUSHDATA type opcode by IsPushOnly()!
t.vout[0].scriptPubKey = CScript() << OP_RETURN << OP_RESERVED << -1 << 0 << ParseHex("01") << 2 << 3 << 4 << 5 << 6 << 7 << 8 << 9 << 10 << 11 << 12 << 13 << 14 << 15 << 16;
BOOST_CHECK(IsStandardTx(t, reason));
t.vout[0].scriptPubKey = CScript() << OP_RETURN << 0 << ParseHex("01") << 2 << ParseHex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
BOOST_CHECK(IsStandardTx(t, reason));
// ...so long as it only contains PUSHDATA's
t.vout[0].scriptPubKey = CScript() << OP_RETURN << OP_RETURN;
BOOST_CHECK(!IsStandardTx(t, reason));
// TX_NULL_DATA w/o PUSHDATA
t.vout.resize(1);
t.vout[0].scriptPubKey = CScript() << OP_RETURN;
BOOST_CHECK(IsStandardTx(t, reason));
// Only one TX_NULL_DATA permitted in all cases
t.vout.resize(2);
t.vout[0].scriptPubKey = CScript() << OP_RETURN << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38");
t.vout[1].scriptPubKey = CScript() << OP_RETURN << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38");
BOOST_CHECK(!IsStandardTx(t, reason));
t.vout[0].scriptPubKey = CScript() << OP_RETURN << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38");
t.vout[1].scriptPubKey = CScript() << OP_RETURN;
BOOST_CHECK(!IsStandardTx(t, reason));
t.vout[0].scriptPubKey = CScript() << OP_RETURN;
t.vout[1].scriptPubKey = CScript() << OP_RETURN;
BOOST_CHECK(!IsStandardTx(t, reason));
}
BOOST_AUTO_TEST_SUITE_END()