[qa] Witness version 0 signing unit tests

This commit is contained in:
Pieter Wuille 2015-11-20 16:22:47 +01:00
parent 978e2004ad
commit 0aa9207451

View File

@ -14,7 +14,9 @@
#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>
@ -25,11 +27,14 @@
#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);
@ -315,6 +320,277 @@ BOOST_AUTO_TEST_CASE(test_Get)
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_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);
// Witness pay-to-uncompressed-pubkey (v1).
CreateCreditAndSpend(keystore, GetScriptForWitness(scriptPubkey1L), output1, input1);
CreateCreditAndSpend(keystore, GetScriptForWitness(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, 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-uncompressed-pubkey (v1).
CreateCreditAndSpend(keystore, GetScriptForDestination(CScriptID(GetScriptForWitness(scriptPubkey1L))), output1, input1);
CreateCreditAndSpend(keystore, GetScriptForDestination(CScriptID(GetScriptForWitness(scriptPubkey2L))), output2, input2);
ReplaceRedeemScript(input2.vin[0].scriptSig, GetScriptForWitness(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, true);
CheckWithFlag(output1, input2, SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH, false);
CheckWithFlag(output1, input2, STANDARD_SCRIPT_VERIFY_FLAGS, 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);