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Differential D3063 Diff 8769 src/test/sigopcount_tests.cpp

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src/test/sigopcount_tests.cpp

// Copyright (c) 2012-2016 The Bitcoin Core developers // Copyright (c) 2012-2016 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying // Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php. // file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <consensus/consensus.h> #include <consensus/consensus.h>
#include <consensus/tx_verify.h> #include <consensus/tx_verify.h>
#include <consensus/validation.h> #include <consensus/validation.h>
#include <key.h> #include <key.h>
#include <policy/policy.h> // For STANDARD_CHECKDATASIG_VERIFY_FLAGS. #include <policy/policy.h>
#include <pubkey.h> #include <pubkey.h>
#include <script/interpreter.h> #include <script/interpreter.h>
#include <script/script.h> #include <script/script.h>
#include <script/standard.h> #include <script/standard.h>
#include <uint256.h> #include <uint256.h>
#include <test/test_bitcoin.h> #include <test/test_bitcoin.h>
#include <boost/test/unit_test.hpp> #include <boost/test/unit_test.hpp>
#include <limits> #include <limits>
#include <vector> #include <vector>
// Helpers: // Helpers:
static std::vector<uint8_t> Serialize(const CScript &s) { static std::vector<uint8_t> Serialize(const CScript &s) {
std::vector<uint8_t> sSerialized(s.begin(), s.end()); std::vector<uint8_t> sSerialized(s.begin(), s.end());
return sSerialized; return sSerialized;
} }
BOOST_FIXTURE_TEST_SUITE(sigopcount_tests, BasicTestingSetup) BOOST_FIXTURE_TEST_SUITE(sigopcount_tests, BasicTestingSetup)
void CheckScriptSigOps(const CScript &script, uint32_t accurate_sigops, void CheckScriptSigOps(const CScript &script, uint32_t accurate_sigops,
uint32_t inaccurate_sigops, uint32_t datasigops) { uint32_t inaccurate_sigops, uint32_t datasigops) {
const uint32_t stdflags = STANDARD_SCRIPT_VERIFY_FLAGS; const uint32_t nodatasigflags =
const uint32_t datasigflags = STANDARD_CHECKDATASIG_VERIFY_FLAGS; STANDARD_SCRIPT_VERIFY_FLAGS & ~SCRIPT_ENABLE_CHECKDATASIG;
const uint32_t datasigflags =
STANDARD_SCRIPT_VERIFY_FLAGS | SCRIPT_ENABLE_CHECKDATASIG;
BOOST_CHECK_EQUAL(script.GetSigOpCount(stdflags, false), inaccurate_sigops); BOOST_CHECK_EQUAL(script.GetSigOpCount(nodatasigflags, false),
inaccurate_sigops);
BOOST_CHECK_EQUAL(script.GetSigOpCount(datasigflags, false), BOOST_CHECK_EQUAL(script.GetSigOpCount(datasigflags, false),
inaccurate_sigops + datasigops); inaccurate_sigops + datasigops);
BOOST_CHECK_EQUAL(script.GetSigOpCount(stdflags, true), accurate_sigops); BOOST_CHECK_EQUAL(script.GetSigOpCount(nodatasigflags, true),
accurate_sigops);
BOOST_CHECK_EQUAL(script.GetSigOpCount(datasigflags, true), BOOST_CHECK_EQUAL(script.GetSigOpCount(datasigflags, true),
accurate_sigops + datasigops); accurate_sigops + datasigops);
const CScript p2sh = GetScriptForDestination(CScriptID(script)); const CScript p2sh = GetScriptForDestination(CScriptID(script));
const CScript scriptSig = CScript() << OP_0 << Serialize(script); const CScript scriptSig = CScript() << OP_0 << Serialize(script);
BOOST_CHECK_EQUAL(p2sh.GetSigOpCount(stdflags, scriptSig), accurate_sigops); BOOST_CHECK_EQUAL(p2sh.GetSigOpCount(nodatasigflags, scriptSig),
accurate_sigops);
BOOST_CHECK_EQUAL(p2sh.GetSigOpCount(datasigflags, scriptSig), BOOST_CHECK_EQUAL(p2sh.GetSigOpCount(datasigflags, scriptSig),
accurate_sigops + datasigops); accurate_sigops + datasigops);
// Check that GetSigOpCount do not report sigops in the P2SH script when the // Check that GetSigOpCount do not report sigops in the P2SH script when the
// P2SH flags isn't passed in. // P2SH flags isn't passed in.
BOOST_CHECK_EQUAL(p2sh.GetSigOpCount(SCRIPT_VERIFY_NONE, scriptSig), 0U); BOOST_CHECK_EQUAL(p2sh.GetSigOpCount(SCRIPT_VERIFY_NONE, scriptSig), 0U);
// Check that GetSigOpCount report the exact count when not passed a P2SH. // Check that GetSigOpCount report the exact count when not passed a P2SH.
BOOST_CHECK_EQUAL(script.GetSigOpCount(stdflags, p2sh), accurate_sigops); BOOST_CHECK_EQUAL(script.GetSigOpCount(nodatasigflags, p2sh),
accurate_sigops);
BOOST_CHECK_EQUAL(script.GetSigOpCount(datasigflags, p2sh), BOOST_CHECK_EQUAL(script.GetSigOpCount(datasigflags, p2sh),
accurate_sigops + datasigops); accurate_sigops + datasigops);
BOOST_CHECK_EQUAL(script.GetSigOpCount(SCRIPT_VERIFY_NONE, p2sh), BOOST_CHECK_EQUAL(script.GetSigOpCount(SCRIPT_VERIFY_NONE, p2sh),
accurate_sigops); accurate_sigops);
} }
BOOST_AUTO_TEST_CASE(GetSigOpCount) { BOOST_AUTO_TEST_CASE(GetSigOpCount) {
// Test CScript::GetSigOpCount() // Test CScript::GetSigOpCount()
Show All 19 LinesBOOST_AUTO_TEST_CASE(GetSigOpCount) {
CheckScriptSigOps(s3, 3, 20, 0); CheckScriptSigOps(s3, 3, 20, 0);
const CScript p2sh = GetScriptForDestination(CScriptID(s3)); const CScript p2sh = GetScriptForDestination(CScriptID(s3));
CheckScriptSigOps(p2sh, 0, 0, 0); CheckScriptSigOps(p2sh, 0, 0, 0);
CScript scriptSig2; CScript scriptSig2;
scriptSig2 << OP_1 << ToByteVector(dummy) << ToByteVector(dummy) scriptSig2 << OP_1 << ToByteVector(dummy) << ToByteVector(dummy)
<< Serialize(s3); << Serialize(s3);
BOOST_CHECK_EQUAL( BOOST_CHECK_EQUAL(p2sh.GetSigOpCount((STANDARD_SCRIPT_VERIFY_FLAGS &
p2sh.GetSigOpCount(STANDARD_SCRIPT_VERIFY_FLAGS, scriptSig2), 3U); ~SCRIPT_ENABLE_CHECKDATASIG),
BOOST_CHECK_EQUAL( scriptSig2),
p2sh.GetSigOpCount(STANDARD_CHECKDATASIG_VERIFY_FLAGS, scriptSig2), 3U); 3U);
BOOST_CHECK_EQUAL(p2sh.GetSigOpCount(STANDARD_SCRIPT_VERIFY_FLAGS |
SCRIPT_ENABLE_CHECKDATASIG,
scriptSig2),
3U);
BOOST_CHECK_EQUAL(p2sh.GetSigOpCount(SCRIPT_VERIFY_NONE, scriptSig2), 0U); BOOST_CHECK_EQUAL(p2sh.GetSigOpCount(SCRIPT_VERIFY_NONE, scriptSig2), 0U);
const CScript s4 = CScript(s1) << OP_IF << OP_CHECKDATASIG << OP_ENDIF; const CScript s4 = CScript(s1) << OP_IF << OP_CHECKDATASIG << OP_ENDIF;
CheckScriptSigOps(s4, 2, 20, 1); CheckScriptSigOps(s4, 2, 20, 1);
const CScript s5 = CScript(s4) << OP_CHECKDATASIGVERIFY; const CScript s5 = CScript(s4) << OP_CHECKDATASIGVERIFY;
CheckScriptSigOps(s5, 2, 20, 2); CheckScriptSigOps(s5, 2, 20, 2);
} }
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