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kevacoin/src/test/transaction_tests.cpp

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#include <map>
#include <string>
#include <boost/test/unit_test.hpp>
#include "json/json_spirit_writer_template.h"
#include "main.h"
#include "wallet.h"
#include "data/tx_invalid.json.h"
#include "data/tx_valid.json.h"
using namespace std;
using namespace json_spirit;
// In script_tests.cpp
extern Array read_json(const std::string& jsondata);
extern CScript ParseScript(string s);
BOOST_AUTO_TEST_SUITE(transaction_tests)
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, enforceP2SH
// ... where all scripts are stringified scripts.
Array tests = read_json(std::string(json_tests::tx_valid, json_tests::tx_valid + sizeof(json_tests::tx_valid)));
BOOST_FOREACH(Value& tv, tests)
{
Array test = tv.get_array();
string strTest = write_string(tv, raw_utf8);
if (test[0].type() == array_type)
{
if (test.size() != 3 || test[1].type() != str_type || test[2].type() != bool_type)
{
BOOST_ERROR("Bad test: " << strTest);
continue;
}
map<COutPoint, CScript> mapprevOutScriptPubKeys;
Array inputs = test[0].get_array();
bool fValid = true;
BOOST_FOREACH(Value& input, inputs)
{
if (input.type() != array_type)
{
fValid = false;
break;
}
Array vinput = input.get_array();
if (vinput.size() != 3)
{
fValid = false;
break;
}
mapprevOutScriptPubKeys[COutPoint(uint256(vinput[0].get_str()), vinput[1].get_int())] = ParseScript(vinput[2].get_str());
}
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());
for (unsigned int i = 0; i < tx.vin.size(); i++)
{
if (!mapprevOutScriptPubKeys.count(tx.vin[i].prevout))
{
BOOST_ERROR("Bad test: " << strTest);
break;
}
BOOST_CHECK_MESSAGE(VerifyScript(tx.vin[i].scriptSig, mapprevOutScriptPubKeys[tx.vin[i].prevout], tx, i, test[2].get_bool() ? SCRIPT_VERIFY_P2SH : SCRIPT_VERIFY_NONE, 0), strTest);
}
}
}
}
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, enforceP2SH
// ... where all scripts are stringified scripts.
Array tests = read_json(std::string(json_tests::tx_invalid, json_tests::tx_invalid + sizeof(json_tests::tx_invalid)));
BOOST_FOREACH(Value& tv, tests)
{
Array test = tv.get_array();
string strTest = write_string(tv, raw_utf8);
if (test[0].type() == array_type)
{
if (test.size() != 3 || test[1].type() != str_type || test[2].type() != bool_type)
{
BOOST_ERROR("Bad test: " << strTest);
continue;
}
map<COutPoint, CScript> mapprevOutScriptPubKeys;
Array inputs = test[0].get_array();
bool fValid = true;
BOOST_FOREACH(Value& input, inputs)
{
if (input.type() != array_type)
{
fValid = false;
break;
}
Array vinput = input.get_array();
if (vinput.size() != 3)
{
fValid = false;
break;
}
mapprevOutScriptPubKeys[COutPoint(uint256(vinput[0].get_str()), vinput[1].get_int())] = ParseScript(vinput[2].get_str());
}
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();
for (unsigned int i = 0; i < tx.vin.size() && fValid; i++)
{
if (!mapprevOutScriptPubKeys.count(tx.vin[i].prevout))
{
BOOST_ERROR("Bad test: " << strTest);
break;
}
fValid = VerifyScript(tx.vin[i].scriptSig, mapprevOutScriptPubKeys[tx.vin[i].prevout], tx, i, test[2].get_bool() ? SCRIPT_VERIFY_P2SH : SCRIPT_VERIFY_NONE, 0);
}
BOOST_CHECK_MESSAGE(!fValid, strTest);
}
}
}
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);
CTransaction 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<CTransaction>
SetupDummyInputs(CBasicKeyStore& keystoreRet, CCoinsView & coinsRet)
{
std::vector<CTransaction> 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 << key[0].GetPubKey() << OP_CHECKSIG;
dummyTransactions[0].vout[1].nValue = 50*CENT;
dummyTransactions[0].vout[1].scriptPubKey << key[1].GetPubKey() << OP_CHECKSIG;
coinsRet.SetCoins(dummyTransactions[0].GetHash(), CCoins(dummyTransactions[0], 0));
dummyTransactions[1].vout.resize(2);
dummyTransactions[1].vout[0].nValue = 21*CENT;
dummyTransactions[1].vout[0].scriptPubKey.SetDestination(key[2].GetPubKey().GetID());
dummyTransactions[1].vout[1].nValue = 22*CENT;
dummyTransactions[1].vout[1].scriptPubKey.SetDestination(key[3].GetPubKey().GetID());
coinsRet.SetCoins(dummyTransactions[1].GetHash(), CCoins(dummyTransactions[1], 0));
return dummyTransactions;
}
BOOST_AUTO_TEST_CASE(test_Get)
{
CBasicKeyStore keystore;
CCoinsView coinsDummy;
CCoinsViewCache coins(coinsDummy);
std::vector<CTransaction> dummyTransactions = SetupDummyInputs(keystore, coins);
CTransaction 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);
// Adding extra junk to the scriptSig should make it non-standard:
t1.vin[0].scriptSig << OP_11;
BOOST_CHECK(!AreInputsStandard(t1, coins));
// ... as should not having enough:
t1.vin[0].scriptSig = CScript();
BOOST_CHECK(!AreInputsStandard(t1, coins));
}
BOOST_AUTO_TEST_CASE(test_IsStandard)
{
CBasicKeyStore keystore;
CCoinsView coinsDummy;
CCoinsViewCache coins(coinsDummy);
std::vector<CTransaction> dummyTransactions = SetupDummyInputs(keystore, coins);
CTransaction 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.SetDestination(key.GetPubKey().GetID());
string reason;
BOOST_CHECK(IsStandardTx(t, reason));
t.vout[0].nValue = 5011; // dust
BOOST_CHECK(!IsStandardTx(t, reason));
t.vout[0].nValue = 6011; // not dust
BOOST_CHECK(IsStandardTx(t, reason));
t.vout[0].scriptPubKey = CScript() << OP_1;
BOOST_CHECK(!IsStandardTx(t, reason));
// 80-byte TX_NULL_DATA (standard)
t.vout[0].scriptPubKey = CScript() << OP_RETURN << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef3804678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38");
BOOST_CHECK(IsStandardTx(t, reason));
// 81-byte TX_NULL_DATA (non-standard)
t.vout[0].scriptPubKey = CScript() << OP_RETURN << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef3804678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef3800");
BOOST_CHECK(!IsStandardTx(t, reason));
// Only one TX_NULL_DATA permitted
t.vout.resize(2);
t.vout[0].scriptPubKey = CScript() << OP_RETURN << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef3804678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38");
t.vout[1].scriptPubKey = CScript() << OP_RETURN << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef3804678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38");
BOOST_CHECK(!IsStandardTx(t, reason));
}
BOOST_AUTO_TEST_SUITE_END()