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dip0020opcodes_tests.cpp
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dip0020opcodes_tests.cpp
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// Copyright (c) 2018-2019 The Bitcoin developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <policy/policy.h>
#include <script/interpreter.h>
#include <test/test_dash.h>
#include <boost/test/unit_test.hpp>
#include <array>
typedef std::vector<uint8_t> valtype;
typedef std::vector<valtype> stacktype;
BOOST_FIXTURE_TEST_SUITE(dip0020opcodes_tests, BasicTestingSetup)
std::array<uint32_t, 2> flagset{{0, STANDARD_SCRIPT_VERIFY_FLAGS}};
/**
* General utility functions to check for script passing/failing.
*/
static void CheckTestResultForAllFlags(const stacktype& original_stack,
const CScript& script,
const stacktype& expected)
{
BaseSignatureChecker sigchecker;
for (uint32_t flags : flagset) {
ScriptError err = ScriptError::SCRIPT_ERR_OK;
stacktype stack{original_stack};
bool r = EvalScript(stack, script, flags | SCRIPT_ENABLE_DIP0020_OPCODES, sigchecker, SigVersion::BASE, &err);
BOOST_CHECK(r);
BOOST_CHECK(stack == expected);
}
}
static void CheckError(uint32_t flags, const stacktype& original_stack,
const CScript& script, ScriptError expected_error)
{
BaseSignatureChecker sigchecker;
ScriptError err = ScriptError::SCRIPT_ERR_OK;
stacktype stack{original_stack};
bool r = EvalScript(stack, script, flags | SCRIPT_ENABLE_DIP0020_OPCODES, sigchecker, SigVersion::BASE, &err);
BOOST_CHECK(!r);
BOOST_CHECK(err == expected_error);
}
static void CheckErrorForAllFlags(const stacktype& original_stack,
const CScript& script,
ScriptError expected_error)
{
for (uint32_t flags : flagset) {
CheckError(flags, original_stack, script, expected_error);
}
}
static void CheckOpError(const stacktype& original_stack, opcodetype op,
ScriptError expected_error)
{
CheckErrorForAllFlags(original_stack, CScript() << op, expected_error);
}
static void CheckAllBitwiseOpErrors(const stacktype& stack,
ScriptError expected_error)
{
CheckOpError(stack, OP_AND, expected_error);
CheckOpError(stack, OP_OR, expected_error);
CheckOpError(stack, OP_XOR, expected_error);
}
static void CheckBinaryOp(const valtype& a, const valtype& b, opcodetype op,
const valtype& expected)
{
CheckTestResultForAllFlags({a, b}, CScript() << op, {expected});
}
static valtype NegativeValtype(const valtype& v)
{
valtype r(v);
if (r.size() > 0) {
r[r.size() - 1] ^= 0x80;
}
CScriptNum::MinimallyEncode(r);
return r;
}
BOOST_AUTO_TEST_CASE(negative_valtype_test)
{
// Test zero values
BOOST_CHECK(NegativeValtype({}) == valtype{});
BOOST_CHECK(NegativeValtype({0x00}) == valtype{});
BOOST_CHECK(NegativeValtype({0x80}) == valtype{});
BOOST_CHECK(NegativeValtype({0x00, 0x00}) == valtype{});
BOOST_CHECK(NegativeValtype({0x00, 0x80}) == valtype{});
// Non-zero values
BOOST_CHECK(NegativeValtype({0x01}) == valtype{0x81});
BOOST_CHECK(NegativeValtype({0x81}) == valtype{0x01});
BOOST_CHECK(NegativeValtype({0x02, 0x01}) == (valtype{0x02, 0x81}));
BOOST_CHECK(NegativeValtype({0x02, 0x81}) == (valtype{0x02, 0x01}));
BOOST_CHECK(NegativeValtype({0xff, 0x02, 0x01}) ==
(valtype{0xff, 0x02, 0x81}));
BOOST_CHECK(NegativeValtype({0xff, 0x02, 0x81}) ==
(valtype{0xff, 0x02, 0x01}));
BOOST_CHECK(NegativeValtype({0xff, 0xff, 0x02, 0x01}) ==
(valtype{0xff, 0xff, 0x02, 0x81}));
BOOST_CHECK(NegativeValtype({0xff, 0xff, 0x02, 0x81}) ==
(valtype{0xff, 0xff, 0x02, 0x01}));
// Should not be overly-minimized
BOOST_CHECK(NegativeValtype({0xff, 0x80}) == (valtype{0xff, 0x00}));
BOOST_CHECK(NegativeValtype({0xff, 0x00}) == (valtype{0xff, 0x80}));
}
/**
* Bitwise Opcodes
*/
static void RunTestForAllBitwiseOpcodes(const valtype& a, const valtype& b,
const valtype& expected_and,
const valtype& expected_or,
const valtype& expected_xor)
{
// Bitwise ops are commutative, so we check both ways.
CheckBinaryOp(a, b, OP_AND, expected_and);
CheckBinaryOp(b, a, OP_AND, expected_and);
CheckBinaryOp(a, b, OP_OR, expected_or);
CheckBinaryOp(b, a, OP_OR, expected_or);
CheckBinaryOp(a, b, OP_XOR, expected_xor);
CheckBinaryOp(b, a, OP_XOR, expected_xor);
}
static void RunTestForAllBitwiseOpcodesSizes(const valtype& a, const valtype& b,
const valtype& expected_and,
const valtype& expected_or,
const valtype& expected_xor)
{
valtype wa, wb, wand, wor, wxor;
for (size_t i = 0; i < a.size(); i++) {
wa.push_back(a[i]);
wb.push_back(b[i]);
wand.push_back(expected_and[i]);
wor.push_back(expected_or[i]);
wxor.push_back(expected_xor[i]);
RunTestForAllBitwiseOpcodes(wa, wb, wand, wor, wxor);
}
}
static void TestBitwiseOpcodes(const valtype& a, const valtype& b,
const valtype& expected_and,
const valtype& expected_or)
{
valtype expected_xor(expected_and.size());
for (size_t i = 0; i < a.size(); i++) {
// A ^ B = (A | B) & ~(A & B)
expected_xor[i] = expected_or[i] & ~expected_and[i];
}
RunTestForAllBitwiseOpcodesSizes(a, b, expected_and, expected_or,
expected_xor);
valtype nota(a.size());
valtype notb(b.size());
valtype nand(expected_and.size());
valtype nor(expected_or.size());
for (size_t i = 0; i < a.size(); i++) {
nota[i] = ~a[i];
notb[i] = ~b[i];
nand[i] = ~expected_and[i];
nor[i] = ~expected_or[i];
}
// ~A & ~B == ~(A | B)
// ~A | ~B == ~(A & B)
// ~A ^ ~B == A ^ B
RunTestForAllBitwiseOpcodesSizes(nota, notb, nor, nand, expected_xor);
}
BOOST_AUTO_TEST_CASE(bitwise_opcodes_test)
{
// Check that empty ops works.
RunTestForAllBitwiseOpcodes({}, {}, {}, {}, {});
// Run all variations of zeros and ones.
valtype allzeros(MAX_SCRIPT_ELEMENT_SIZE, 0);
valtype allones(MAX_SCRIPT_ELEMENT_SIZE, 0xff);
BOOST_CHECK_EQUAL(allzeros.size(), MAX_SCRIPT_ELEMENT_SIZE);
BOOST_CHECK_EQUAL(allones.size(), MAX_SCRIPT_ELEMENT_SIZE);
TestBitwiseOpcodes(allzeros, allzeros, allzeros, allzeros);
TestBitwiseOpcodes(allzeros, allones, allzeros, allones);
TestBitwiseOpcodes(allones, allones, allones, allones);
// Let's use two random a and b.
valtype a{
0x34, 0x0e, 0x7e, 0x17, 0x83, 0x66, 0x1a, 0x81, 0x45, 0x8d, 0x26, 0x26,
0xbc, 0xbd, 0x56, 0xe7, 0xf2, 0x1c, 0xec, 0xf6, 0x79, 0x8c, 0x3e, 0x58,
0x0f, 0x86, 0xcf, 0x53, 0xbe, 0x66, 0x8f, 0xa7, 0xbe, 0xf6, 0x30, 0x12,
0x8d, 0x01, 0x00, 0x37, 0x7f, 0x5b, 0x64, 0x50, 0x63, 0x40, 0x6a, 0x44,
0xf5, 0x7e, 0x02, 0xc7, 0xab, 0x45, 0xcf, 0x6a, 0x98, 0x61, 0xe8, 0xb8,
0xc4, 0x9e, 0x11, 0xe8, 0x30, 0x71, 0x07, 0x73, 0xa2, 0x4d, 0xdd, 0xa6,
0x6c, 0xf4, 0x2a, 0x22, 0xa0, 0xac, 0xdc, 0xf4, 0xcc, 0xfb, 0x4d, 0xe3,
0x55, 0xde, 0x44, 0x46, 0x32, 0x36, 0x93, 0xb4, 0xd9, 0xd1, 0x3b, 0x06,
0x09, 0x6a, 0x64, 0xc3, 0x18, 0x58, 0xc4, 0x9f, 0x1b, 0x6a, 0xa3, 0xab,
0x59, 0x37, 0xbd, 0x36, 0x97, 0x35, 0x26, 0x87, 0x63, 0x58, 0x08, 0x6e,
0x5e, 0x46, 0xcf, 0x15, 0x33, 0xfc, 0x46, 0x45, 0x97, 0x61, 0x4b, 0xb8,
0xec, 0xdd, 0x1b, 0x69, 0x6e, 0x8a, 0x27, 0xf9, 0xcd, 0x4b, 0x5c, 0xa4,
0x84, 0x18, 0xd5, 0x23, 0x50, 0xc6, 0x63, 0xbe, 0xca, 0xd3, 0xd0, 0x91,
0x39, 0x16, 0x6a, 0x6e, 0xd6, 0x09, 0x18, 0x52, 0x05, 0x6a, 0xa7, 0xf7,
0x64, 0xa3, 0xf0, 0xba, 0x75, 0xc5, 0x9c, 0xf7, 0xbb, 0x70, 0x68, 0x65,
0x4f, 0xdb, 0xd0, 0x36, 0x14, 0xfb, 0x1a, 0xf6, 0x6e, 0xea, 0x8d, 0xc8,
0xa5, 0xad, 0x61, 0xc6, 0x04, 0x4c, 0xc3, 0xb9, 0x68, 0x8c, 0xa4, 0xe4,
0x04, 0xae, 0xee, 0xca, 0xe7, 0x52, 0xa7, 0xba, 0x16, 0x91, 0x26, 0x9b,
0xae, 0x31, 0xcd, 0x6f, 0x4e, 0x7e, 0x47, 0x60, 0x40, 0xf0, 0xbc, 0xe2,
0x20, 0xaf, 0xc1, 0x4f, 0x26, 0x54, 0x93, 0x37, 0xfc, 0xbf, 0x50, 0xd3,
0xf2, 0x30, 0x70, 0xfc, 0x67, 0x15, 0x82, 0xd3, 0x39, 0x27, 0xa2, 0x4f,
0xce, 0x10, 0xed, 0x11, 0x73, 0xc4, 0x48, 0xe9, 0x65, 0xa1, 0x5e, 0xf2,
0x0c, 0x81, 0x3b, 0x80, 0xe1, 0x9f, 0x53, 0x31, 0x49, 0x73, 0xc8, 0x0a,
0x6e, 0xa4, 0xe1, 0xe1, 0xe2, 0xac, 0xeb, 0x0b, 0xa5, 0x4b, 0xc5, 0x47,
0xf6, 0xf1, 0x15, 0x10, 0x31, 0xf0, 0xcb, 0x6f, 0xed, 0xd3, 0x50, 0x7d,
0xb2, 0x86, 0x87, 0xab, 0x62, 0x5c, 0x4c, 0x4b, 0xb0, 0x0a, 0x20, 0x19,
0xb9, 0x8c, 0x1a, 0xf5, 0xe6, 0x29, 0xa0, 0x8a, 0x55, 0x88, 0xa0, 0xf5,
0xef, 0xe6, 0x50, 0x6d, 0x36, 0x7b, 0x75, 0xe5, 0x14, 0xc8, 0xfb, 0xc6,
0x5b, 0xe7, 0x99, 0x37, 0x62, 0x56, 0xdb, 0x8f, 0x40, 0x43, 0x54, 0x8d,
0x68, 0x19, 0xc2, 0xf5, 0xc0, 0x37, 0xed, 0xee, 0x0e, 0xab, 0x0b, 0x77,
0x29, 0x27, 0xac, 0x07, 0x70, 0xfa, 0xa9, 0x69, 0x28, 0x51, 0xf5, 0x65,
0x58, 0x7a, 0xcc, 0xc9, 0xfe, 0x3c, 0xa0, 0x0d, 0x6e, 0x87, 0x38, 0x36,
0xb7, 0x1a, 0x41, 0x6c, 0x9a, 0x13, 0xfa, 0x86, 0x13, 0xe6, 0xc9, 0xec,
0x9f, 0x50, 0x15, 0xc3, 0x74, 0x4c, 0x29, 0x67, 0x0a, 0xa7, 0x7e, 0x7f,
0x3c, 0xab, 0xe9, 0x44, 0x61, 0x6e, 0x64, 0x50, 0x47, 0x1e, 0x17, 0x23,
0x64, 0x29, 0x9c, 0x9c, 0xef, 0x5b, 0x28, 0xe3, 0x0e, 0xa5, 0x2a, 0x2f,
0x2d, 0xc6, 0x6c, 0xd3, 0xaa, 0x03, 0x48, 0x15, 0x0c, 0x92, 0x80, 0x86,
0x2f, 0xc2, 0xbd, 0x5e, 0x82, 0x61, 0xa1, 0x88, 0xdd, 0x5e, 0xea, 0xef,
0x19, 0xf9, 0x84, 0x66, 0xf7, 0xbb, 0x44, 0xad, 0xf9, 0xf7, 0x2f, 0x2a,
0xd5, 0x37, 0xef, 0x28, 0x3d, 0x1a, 0xdc, 0x6c, 0xf1, 0xcc, 0xca, 0xd5,
0x2b, 0x58, 0x63, 0xc0, 0x34, 0x91, 0x87, 0xd9, 0x36, 0x2f, 0x90, 0xeb,
0xf1, 0xde, 0x8b, 0x8c, 0x20, 0x51, 0x83, 0xfd, 0xf4, 0xfd, 0xe7, 0x40,
0x68, 0xf3, 0x5a, 0x17, 0x80, 0x21, 0xf3, 0xc1, 0x90, 0x3c, 0x75, 0x23,
0x48, 0x1c, 0x98, 0xb5};
valtype b{
0xd2, 0x9e, 0x99, 0xc9, 0xe7, 0x11, 0x7b, 0x0e, 0x4b, 0x8e, 0x11, 0x08,
0xd1, 0x5c, 0xf4, 0xb8, 0x2c, 0x14, 0x3f, 0x45, 0x75, 0xe9, 0x8a, 0xeb,
0x81, 0xf8, 0xd8, 0xa3, 0x8e, 0x4b, 0x63, 0x0e, 0x7f, 0x1e, 0xfd, 0x84,
0x83, 0x7c, 0x26, 0x1f, 0xf0, 0xc9, 0x37, 0x1c, 0x5f, 0xf5, 0xf3, 0x3d,
0x67, 0x2b, 0x27, 0x30, 0xdb, 0x3e, 0xe7, 0x2f, 0x7b, 0x7d, 0x1c, 0x40,
0x06, 0x2a, 0x72, 0x5a, 0x37, 0x0c, 0xd5, 0xa8, 0xa3, 0x81, 0xd4, 0x73,
0xef, 0x1e, 0x4e, 0x6c, 0xb9, 0x10, 0x3d, 0x04, 0x6e, 0xca, 0xe7, 0xdf,
0x62, 0x7b, 0x64, 0x00, 0x6a, 0xb6, 0xda, 0x02, 0x96, 0x74, 0xa7, 0xc2,
0xbb, 0x28, 0x69, 0xdf, 0xc8, 0x09, 0xff, 0x6c, 0x6f, 0x7a, 0xf8, 0x82,
0x69, 0xf1, 0x59, 0xf8, 0x3d, 0xe0, 0x6d, 0xa5, 0x71, 0xfb, 0x39, 0x2e,
0x17, 0x51, 0xcb, 0x94, 0x2a, 0xd0, 0x4e, 0x02, 0xaf, 0xa5, 0xd5, 0x39,
0x56, 0xda, 0x10, 0x2e, 0xa2, 0x91, 0x0b, 0xd2, 0xca, 0xb1, 0xac, 0x6d,
0xd2, 0xef, 0xad, 0x59, 0x54, 0xbc, 0xd3, 0x44, 0x4c, 0x6c, 0xe2, 0x5c,
0xed, 0xab, 0xc0, 0x04, 0x6d, 0x3e, 0x92, 0xf9, 0x4a, 0xce, 0x76, 0xed,
0x45, 0x50, 0x93, 0x29, 0x17, 0x93, 0x9c, 0xf0, 0xd8, 0x3c, 0xcd, 0xf7,
0x52, 0x9f, 0x27, 0x57, 0x2a, 0xff, 0xe0, 0x33, 0xb6, 0xa4, 0x41, 0xa3,
0x35, 0x0b, 0xab, 0x0c, 0x0b, 0xdd, 0x98, 0x10, 0x1d, 0x97, 0x24, 0x7a,
0x8e, 0xcb, 0xa3, 0x7a, 0xe9, 0xa8, 0x73, 0xf4, 0x4a, 0x4c, 0x6b, 0xb7,
0x31, 0x65, 0xca, 0x5a, 0xc4, 0xd8, 0x3c, 0xe0, 0xad, 0x30, 0x2a, 0x2e,
0x34, 0x2e, 0x40, 0x84, 0xdd, 0x5d, 0x08, 0xed, 0x10, 0x12, 0xca, 0x3f,
0x24, 0x2d, 0x08, 0x5b, 0x86, 0xb6, 0xf4, 0x70, 0x00, 0x5c, 0x9d, 0x30,
0x2a, 0x81, 0xd2, 0x5c, 0xa1, 0x70, 0xcf, 0x99, 0x0f, 0xf5, 0x94, 0xef,
0x54, 0x1d, 0xab, 0x91, 0x24, 0x59, 0x4f, 0xf6, 0xcb, 0xb8, 0x6d, 0x14,
0x21, 0xf1, 0xfb, 0x14, 0x5c, 0x29, 0x4e, 0x6e, 0xb0, 0x4d, 0x64, 0x0c,
0x38, 0xee, 0x19, 0x63, 0x14, 0x9b, 0x3d, 0xb4, 0x19, 0x25, 0x91, 0xe6,
0xde, 0xf4, 0x34, 0x2b, 0x87, 0x99, 0xbd, 0xec, 0x1c, 0xd3, 0x92, 0x34,
0xb7, 0xba, 0xef, 0x00, 0xae, 0xdc, 0xec, 0x9d, 0xd1, 0xfa, 0x83, 0x9f,
0x95, 0x8d, 0xb0, 0xed, 0xc0, 0x67, 0xae, 0xce, 0x15, 0xdb, 0x28, 0x8b,
0x8f, 0xcb, 0xc4, 0x9b, 0x0d, 0x46, 0x67, 0x96, 0xb0, 0x86, 0xb2, 0xdb,
0x3c, 0x89, 0x6e, 0x57, 0xac, 0xcb, 0x34, 0x57, 0x37, 0x80, 0x00, 0x34,
0x78, 0x71, 0xf0, 0x1a, 0x2c, 0x28, 0x87, 0x9f, 0x08, 0x21, 0x7c, 0x0e,
0x7e, 0x29, 0xfb, 0x9a, 0x2c, 0x77, 0x48, 0x2f, 0x88, 0xe2, 0xf0, 0x6a,
0x87, 0x15, 0x0c, 0x4c, 0xbf, 0xcb, 0xdd, 0xee, 0x75, 0xe1, 0xbc, 0x38,
0x31, 0xdc, 0xe9, 0x61, 0x53, 0x1e, 0xc8, 0x4b, 0x80, 0x94, 0x5c, 0x03,
0xdd, 0x4b, 0xae, 0xa8, 0x54, 0xe9, 0x8b, 0x23, 0x20, 0x21, 0xc8, 0x03,
0x83, 0x33, 0x5f, 0x11, 0x37, 0xfc, 0xd5, 0xb3, 0x11, 0x9a, 0x06, 0x0d,
0xbf, 0xcd, 0xc7, 0x22, 0x88, 0xb8, 0xc9, 0x3f, 0xec, 0x7c, 0x11, 0x96,
0x6a, 0xa0, 0x57, 0xdf, 0x5b, 0xde, 0xa2, 0x09, 0x11, 0xd3, 0xfd, 0xbf,
0x84, 0x7a, 0x9d, 0x3a, 0xba, 0x0f, 0x6d, 0x01, 0xad, 0xbc, 0xb9, 0xd8,
0x8a, 0xe4, 0xd6, 0xa2, 0x04, 0x93, 0xe0, 0x02, 0xd2, 0x45, 0x49, 0x14,
0x8e, 0x84, 0x9c, 0x7c, 0x57, 0x1b, 0x05, 0x27, 0xf6, 0x59, 0x83, 0xd1,
0xf4, 0xb6, 0x2f, 0xbe, 0x6e, 0x35, 0x7e, 0x97, 0x10, 0xf5, 0x42, 0x1a,
0xc9, 0x4d, 0xb9, 0x07, 0x71, 0x6d, 0xd1, 0x96, 0xc3, 0x88, 0xb6, 0xe6,
0x0e, 0x8a, 0x8a, 0xd7};
BOOST_CHECK_EQUAL(a.size(), MAX_SCRIPT_ELEMENT_SIZE);
BOOST_CHECK_EQUAL(b.size(), MAX_SCRIPT_ELEMENT_SIZE);
valtype aandb{
0x10, 0x0e, 0x18, 0x01, 0x83, 0x00, 0x1a, 0x00, 0x41, 0x8c, 0x00, 0x00,
0x90, 0x1c, 0x54, 0xa0, 0x20, 0x14, 0x2c, 0x44, 0x71, 0x88, 0x0a, 0x48,
0x01, 0x80, 0xc8, 0x03, 0x8e, 0x42, 0x03, 0x06, 0x3e, 0x16, 0x30, 0x00,
0x81, 0x00, 0x00, 0x17, 0x70, 0x49, 0x24, 0x10, 0x43, 0x40, 0x62, 0x04,
0x65, 0x2a, 0x02, 0x00, 0x8b, 0x04, 0xc7, 0x2a, 0x18, 0x61, 0x08, 0x00,
0x04, 0x0a, 0x10, 0x48, 0x30, 0x00, 0x05, 0x20, 0xa2, 0x01, 0xd4, 0x22,
0x6c, 0x14, 0x0a, 0x20, 0xa0, 0x00, 0x1c, 0x04, 0x4c, 0xca, 0x45, 0xc3,
0x40, 0x5a, 0x44, 0x00, 0x22, 0x36, 0x92, 0x00, 0x90, 0x50, 0x23, 0x02,
0x09, 0x28, 0x60, 0xc3, 0x08, 0x08, 0xc4, 0x0c, 0x0b, 0x6a, 0xa0, 0x82,
0x49, 0x31, 0x19, 0x30, 0x15, 0x20, 0x24, 0x85, 0x61, 0x58, 0x08, 0x2e,
0x16, 0x40, 0xcb, 0x14, 0x22, 0xd0, 0x46, 0x00, 0x87, 0x21, 0x41, 0x38,
0x44, 0xd8, 0x10, 0x28, 0x22, 0x80, 0x03, 0xd0, 0xc8, 0x01, 0x0c, 0x24,
0x80, 0x08, 0x85, 0x01, 0x50, 0x84, 0x43, 0x04, 0x48, 0x40, 0xc0, 0x10,
0x29, 0x02, 0x40, 0x04, 0x44, 0x08, 0x10, 0x50, 0x00, 0x4a, 0x26, 0xe5,
0x44, 0x00, 0x90, 0x28, 0x15, 0x81, 0x9c, 0xf0, 0x98, 0x30, 0x48, 0x65,
0x42, 0x9b, 0x00, 0x16, 0x00, 0xfb, 0x00, 0x32, 0x26, 0xa0, 0x01, 0x80,
0x25, 0x09, 0x21, 0x04, 0x00, 0x4c, 0x80, 0x10, 0x08, 0x84, 0x24, 0x60,
0x04, 0x8a, 0xa2, 0x4a, 0xe1, 0x00, 0x23, 0xb0, 0x02, 0x00, 0x22, 0x93,
0x20, 0x21, 0xc8, 0x4a, 0x44, 0x58, 0x04, 0x60, 0x00, 0x30, 0x28, 0x22,
0x20, 0x2e, 0x40, 0x04, 0x04, 0x54, 0x00, 0x25, 0x10, 0x12, 0x40, 0x13,
0x20, 0x20, 0x00, 0x58, 0x06, 0x14, 0x80, 0x50, 0x00, 0x04, 0x80, 0x00,
0x0a, 0x00, 0xc0, 0x10, 0x21, 0x40, 0x48, 0x89, 0x05, 0xa1, 0x14, 0xe2,
0x04, 0x01, 0x2b, 0x80, 0x20, 0x19, 0x43, 0x30, 0x49, 0x30, 0x48, 0x00,
0x20, 0xa0, 0xe1, 0x00, 0x40, 0x28, 0x4a, 0x0a, 0xa0, 0x49, 0x44, 0x04,
0x30, 0xe0, 0x11, 0x00, 0x10, 0x90, 0x09, 0x24, 0x09, 0x01, 0x10, 0x64,
0x92, 0x84, 0x04, 0x2b, 0x02, 0x18, 0x0c, 0x48, 0x10, 0x02, 0x00, 0x10,
0xb1, 0x88, 0x0a, 0x00, 0xa6, 0x08, 0xa0, 0x88, 0x51, 0x88, 0x80, 0x95,
0x85, 0x84, 0x10, 0x6d, 0x00, 0x63, 0x24, 0xc4, 0x14, 0xc8, 0x28, 0x82,
0x0b, 0xc3, 0x80, 0x13, 0x00, 0x46, 0x43, 0x86, 0x00, 0x02, 0x10, 0x89,
0x28, 0x09, 0x42, 0x55, 0x80, 0x03, 0x24, 0x46, 0x06, 0x80, 0x00, 0x34,
0x28, 0x21, 0xa0, 0x02, 0x20, 0x28, 0x81, 0x09, 0x08, 0x01, 0x74, 0x04,
0x58, 0x28, 0xc8, 0x88, 0x2c, 0x34, 0x00, 0x0d, 0x08, 0x82, 0x30, 0x22,
0x87, 0x10, 0x00, 0x4c, 0x9a, 0x03, 0xd8, 0x86, 0x11, 0xe0, 0x88, 0x28,
0x11, 0x50, 0x01, 0x41, 0x50, 0x0c, 0x08, 0x43, 0x00, 0x84, 0x5c, 0x03,
0x1c, 0x0b, 0xa8, 0x00, 0x40, 0x68, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03,
0x00, 0x21, 0x1c, 0x10, 0x27, 0x58, 0x00, 0xa3, 0x00, 0x80, 0x02, 0x0d,
0x2d, 0xc4, 0x44, 0x02, 0x88, 0x00, 0x48, 0x15, 0x0c, 0x10, 0x00, 0x86,
0x2a, 0x80, 0x15, 0x5e, 0x02, 0x40, 0xa0, 0x08, 0x11, 0x52, 0xe8, 0xaf,
0x00, 0x78, 0x84, 0x22, 0xb2, 0x0b, 0x44, 0x01, 0xa9, 0xb4, 0x29, 0x08,
0x80, 0x24, 0xc6, 0x20, 0x04, 0x12, 0xc0, 0x00, 0xd0, 0x44, 0x48, 0x14,
0x0a, 0x00, 0x00, 0x40, 0x14, 0x11, 0x05, 0x01, 0x36, 0x09, 0x80, 0xc1,
0xf0, 0x96, 0x0b, 0x8c, 0x20, 0x11, 0x02, 0x95, 0x10, 0xf5, 0x42, 0x00,
0x48, 0x41, 0x18, 0x07, 0x00, 0x21, 0xd1, 0x80, 0x80, 0x08, 0x34, 0x22,
0x08, 0x08, 0x88, 0x95};
valtype aorb{
0xf6, 0x9e, 0xff, 0xdf, 0xe7, 0x77, 0x7b, 0x8f, 0x4f, 0x8f, 0x37, 0x2e,
0xfd, 0xfd, 0xf6, 0xff, 0xfe, 0x1c, 0xff, 0xf7, 0x7d, 0xed, 0xbe, 0xfb,
0x8f, 0xfe, 0xdf, 0xf3, 0xbe, 0x6f, 0xef, 0xaf, 0xff, 0xfe, 0xfd, 0x96,
0x8f, 0x7d, 0x26, 0x3f, 0xff, 0xdb, 0x77, 0x5c, 0x7f, 0xf5, 0xfb, 0x7d,
0xf7, 0x7f, 0x27, 0xf7, 0xfb, 0x7f, 0xef, 0x6f, 0xfb, 0x7d, 0xfc, 0xf8,
0xc6, 0xbe, 0x73, 0xfa, 0x37, 0x7d, 0xd7, 0xfb, 0xa3, 0xcd, 0xdd, 0xf7,
0xef, 0xfe, 0x6e, 0x6e, 0xb9, 0xbc, 0xfd, 0xf4, 0xee, 0xfb, 0xef, 0xff,
0x77, 0xff, 0x64, 0x46, 0x7a, 0xb6, 0xdb, 0xb6, 0xdf, 0xf5, 0xbf, 0xc6,
0xbb, 0x6a, 0x6d, 0xdf, 0xd8, 0x59, 0xff, 0xff, 0x7f, 0x7a, 0xfb, 0xab,
0x79, 0xf7, 0xfd, 0xfe, 0xbf, 0xf5, 0x6f, 0xa7, 0x73, 0xfb, 0x39, 0x6e,
0x5f, 0x57, 0xcf, 0x95, 0x3b, 0xfc, 0x4e, 0x47, 0xbf, 0xe5, 0xdf, 0xb9,
0xfe, 0xdf, 0x1b, 0x6f, 0xee, 0x9b, 0x2f, 0xfb, 0xcf, 0xfb, 0xfc, 0xed,
0xd6, 0xff, 0xfd, 0x7b, 0x54, 0xfe, 0xf3, 0xfe, 0xce, 0xff, 0xf2, 0xdd,
0xfd, 0xbf, 0xea, 0x6e, 0xff, 0x3f, 0x9a, 0xfb, 0x4f, 0xee, 0xf7, 0xff,
0x65, 0xf3, 0xf3, 0xbb, 0x77, 0xd7, 0x9c, 0xf7, 0xfb, 0x7c, 0xed, 0xf7,
0x5f, 0xdf, 0xf7, 0x77, 0x3e, 0xff, 0xfa, 0xf7, 0xfe, 0xee, 0xcd, 0xeb,
0xb5, 0xaf, 0xeb, 0xce, 0x0f, 0xdd, 0xdb, 0xb9, 0x7d, 0x9f, 0xa4, 0xfe,
0x8e, 0xef, 0xef, 0xfa, 0xef, 0xfa, 0xf7, 0xfe, 0x5e, 0xdd, 0x6f, 0xbf,
0xbf, 0x75, 0xcf, 0x7f, 0xce, 0xfe, 0x7f, 0xe0, 0xed, 0xf0, 0xbe, 0xee,
0x34, 0xaf, 0xc1, 0xcf, 0xff, 0x5d, 0x9b, 0xff, 0xfc, 0xbf, 0xda, 0xff,
0xf6, 0x3d, 0x78, 0xff, 0xe7, 0xb7, 0xf6, 0xf3, 0x39, 0x7f, 0xbf, 0x7f,
0xee, 0x91, 0xff, 0x5d, 0xf3, 0xf4, 0xcf, 0xf9, 0x6f, 0xf5, 0xde, 0xff,
0x5c, 0x9d, 0xbb, 0x91, 0xe5, 0xdf, 0x5f, 0xf7, 0xcb, 0xfb, 0xed, 0x1e,
0x6f, 0xf5, 0xfb, 0xf5, 0xfe, 0xad, 0xef, 0x6f, 0xb5, 0x4f, 0xe5, 0x4f,
0xfe, 0xff, 0x1d, 0x73, 0x35, 0xfb, 0xff, 0xff, 0xfd, 0xf7, 0xd1, 0xff,
0xfe, 0xf6, 0xb7, 0xab, 0xe7, 0xdd, 0xfd, 0xef, 0xbc, 0xdb, 0xb2, 0x3d,
0xbf, 0xbe, 0xff, 0xf5, 0xee, 0xfd, 0xec, 0x9f, 0xd5, 0xfa, 0xa3, 0xff,
0xff, 0xef, 0xf0, 0xed, 0xf6, 0x7f, 0xff, 0xef, 0x15, 0xdb, 0xfb, 0xcf,
0xdf, 0xef, 0xdd, 0xbf, 0x6f, 0x56, 0xff, 0x9f, 0xf0, 0xc7, 0xf6, 0xdf,
0x7c, 0x99, 0xee, 0xf7, 0xec, 0xff, 0xfd, 0xff, 0x3f, 0xab, 0x0b, 0x77,
0x79, 0x77, 0xfc, 0x1f, 0x7c, 0xfa, 0xaf, 0xff, 0x28, 0x71, 0xfd, 0x6f,
0x7e, 0x7b, 0xff, 0xdb, 0xfe, 0x7f, 0xe8, 0x2f, 0xee, 0xe7, 0xf8, 0x7e,
0xb7, 0x1f, 0x4d, 0x6c, 0xbf, 0xdb, 0xff, 0xee, 0x77, 0xe7, 0xfd, 0xfc,
0xbf, 0xdc, 0xfd, 0xe3, 0x77, 0x5e, 0xe9, 0x6f, 0x8a, 0xb7, 0x7e, 0x7f,
0xfd, 0xeb, 0xef, 0xec, 0x75, 0xef, 0xef, 0x73, 0x67, 0x3f, 0xdf, 0x23,
0xe7, 0x3b, 0xdf, 0x9d, 0xff, 0xff, 0xfd, 0xf3, 0x1f, 0xbf, 0x2e, 0x2f,
0xbf, 0xcf, 0xef, 0xf3, 0xaa, 0xbb, 0xc9, 0x3f, 0xec, 0xfe, 0x91, 0x96,
0x6f, 0xe2, 0xff, 0xdf, 0xdb, 0xff, 0xa3, 0x89, 0xdd, 0xdf, 0xff, 0xff,
0x9d, 0xfb, 0x9d, 0x7e, 0xff, 0xbf, 0x6d, 0xad, 0xfd, 0xff, 0xbf, 0xfa,
0xdf, 0xf7, 0xff, 0xaa, 0x3d, 0x9b, 0xfc, 0x6e, 0xf3, 0xcd, 0xcb, 0xd5,
0xaf, 0xdc, 0xff, 0xfc, 0x77, 0x9b, 0x87, 0xff, 0xf6, 0x7f, 0x93, 0xfb,
0xf5, 0xfe, 0xaf, 0xbe, 0x6e, 0x75, 0xff, 0xff, 0xf4, 0xfd, 0xe7, 0x5a,
0xe9, 0xff, 0xfb, 0x17, 0xf1, 0x6d, 0xf3, 0xd7, 0xd3, 0xbc, 0xf7, 0xe7,
0x4e, 0x9e, 0x9a, 0xf7};
TestBitwiseOpcodes(a, b, aandb, aorb);
// Check errors conditions.
// 1. Less than 2 elements on stack.
CheckAllBitwiseOpErrors({}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
CheckAllBitwiseOpErrors({{}}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
CheckAllBitwiseOpErrors({{0x00}}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
CheckAllBitwiseOpErrors({{0xab, 0xcd, 0xef}},
ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
CheckAllBitwiseOpErrors({a}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
CheckAllBitwiseOpErrors({b}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
// 2. Operand of mismatching length
CheckAllBitwiseOpErrors({{}, {0x00}}, ScriptError::SCRIPT_ERR_INVALID_OPERAND_SIZE);
CheckAllBitwiseOpErrors({{0x00}, {}}, ScriptError::SCRIPT_ERR_INVALID_OPERAND_SIZE);
CheckAllBitwiseOpErrors({{0x00}, {0xab, 0xcd, 0xef}},
ScriptError::SCRIPT_ERR_INVALID_OPERAND_SIZE);
CheckAllBitwiseOpErrors({{0xab, 0xcd, 0xef}, {0x00}},
ScriptError::SCRIPT_ERR_INVALID_OPERAND_SIZE);
CheckAllBitwiseOpErrors({{}, a}, ScriptError::SCRIPT_ERR_INVALID_OPERAND_SIZE);
CheckAllBitwiseOpErrors({b, {}}, ScriptError::SCRIPT_ERR_INVALID_OPERAND_SIZE);
}
/**
* String opcodes.
*/
static void CheckStringOp(const valtype& a, const valtype& b, const valtype& n)
{
CheckBinaryOp(a, b, OP_CAT, n);
// Check concatenation with empty elements.
CheckBinaryOp(a, {}, OP_CAT, a);
CheckBinaryOp(b, {}, OP_CAT, b);
CheckBinaryOp({}, a, OP_CAT, a);
CheckBinaryOp({}, b, OP_CAT, b);
// Split n into a and b.
CheckTestResultForAllFlags({n}, CScript() << a.size() << OP_SPLIT, {a, b});
// Combine split and cat.
CheckTestResultForAllFlags({n}, CScript() << a.size() << OP_SPLIT << OP_CAT,
{n});
CheckTestResultForAllFlags(
{a, b}, CScript() << OP_CAT << a.size() << OP_SPLIT, {a, b});
// Split away empty elements.
CheckTestResultForAllFlags({a}, CScript() << 0 << OP_SPLIT, {{}, a});
CheckTestResultForAllFlags({b}, CScript() << 0 << OP_SPLIT, {{}, b});
CheckTestResultForAllFlags({a}, CScript() << a.size() << OP_SPLIT, {a, {}});
CheckTestResultForAllFlags({b}, CScript() << b.size() << OP_SPLIT, {b, {}});
// Out of bound split.
CheckErrorForAllFlags({a}, CScript() << (a.size() + 1) << OP_SPLIT,
ScriptError::SCRIPT_ERR_INVALID_SPLIT_RANGE);
CheckErrorForAllFlags({b}, CScript() << (b.size() + 1) << OP_SPLIT,
ScriptError::SCRIPT_ERR_INVALID_SPLIT_RANGE);
CheckErrorForAllFlags({n}, CScript() << (n.size() + 1) << OP_SPLIT,
ScriptError::SCRIPT_ERR_INVALID_SPLIT_RANGE);
CheckErrorForAllFlags({a}, CScript() << (-1) << OP_SPLIT,
ScriptError::SCRIPT_ERR_INVALID_SPLIT_RANGE);
}
BOOST_AUTO_TEST_CASE(string_opcodes_test)
{
// Check for empty string.
CheckStringOp({}, {}, {});
// Check for simple concats.
CheckStringOp({0x00}, {0x00}, {0x00, 0x00});
CheckStringOp({0xab}, {0xcd}, {0xab, 0xcd});
CheckStringOp({0xab, 0xcd, 0xef}, {0x12, 0x34, 0x56, 0x78},
{0xab, 0xcd, 0xef, 0x12, 0x34, 0x56, 0x78});
const valtype n{
0x7b, 0x59, 0xf8, 0x07, 0xc6, 0xc0, 0x70, 0xbc, 0x52, 0x7b, 0xf5, 0xaf,
0xf5, 0xdd, 0xeb, 0xdc, 0x41, 0xaa, 0x07, 0xf6, 0x80, 0x8d, 0x5d, 0x4d,
0xbc, 0x91, 0xcd, 0x0a, 0x14, 0x85, 0xd9, 0x98, 0xb6, 0xab, 0x2e, 0x37,
0x76, 0x78, 0x34, 0x8b, 0x2b, 0xfb, 0x59, 0x3b, 0xea, 0x45, 0x46, 0x72,
0x64, 0x64, 0x83, 0x73, 0xc3, 0x1d, 0xca, 0x86, 0x03, 0x91, 0xfc, 0xc0,
0xc4, 0xdf, 0x17, 0x83, 0x22, 0x5d, 0x50, 0xc5, 0x31, 0x45, 0xaf, 0xbc,
0xfd, 0xc8, 0xb9, 0x6a, 0x72, 0x8b, 0x3c, 0x9b, 0x77, 0x02, 0xd6, 0x18,
0x62, 0x02, 0xc9, 0x1c, 0x66, 0x29, 0x5c, 0x66, 0xf3, 0x9a, 0x00, 0xc1,
0x69, 0x47, 0x35, 0x2f, 0xe8, 0x32, 0x2a, 0xb5, 0xc4, 0x9f, 0x3c, 0xbf,
0xc7, 0x1a, 0x2b, 0xb3, 0xa6, 0x9b, 0xde, 0xcf, 0xc5, 0x15, 0x8c, 0xac,
0xd0, 0x7c, 0x38, 0xe4, 0x41, 0xe1, 0x81, 0x4e, 0x65, 0xa5, 0x24, 0x08,
0x5b, 0xa3, 0x19, 0xf3, 0xc2, 0x80, 0x21, 0x01, 0x33, 0xaf, 0x84, 0x53,
0x1a, 0x00, 0x79, 0x7e, 0x1f, 0xd1, 0x62, 0x53, 0x0d, 0x6a, 0x58, 0xde,
0x16, 0x23, 0x70, 0x32, 0x81, 0x25, 0xbd, 0xa3, 0x92, 0xae, 0xfd, 0x7f,
0x47, 0xa2, 0xf2, 0x34, 0x3d, 0xef, 0xc3, 0x71, 0xb1, 0x33, 0x9a, 0xfd,
0x80, 0x4b, 0x96, 0xcb, 0xaa, 0xda, 0x77, 0x50, 0x58, 0xf7, 0x0c, 0xf3,
0x75, 0xdf, 0x51, 0x96, 0x75, 0x9a, 0x78, 0xc3, 0xd3, 0xaf, 0xac, 0xee,
0xf3, 0xcc, 0x79, 0xfb, 0x3f, 0xda, 0x51, 0x94, 0x8f, 0x59, 0x3d, 0xbc,
0xef, 0x17, 0x47, 0xd4, 0x40, 0x80, 0x8a, 0x78, 0x86, 0x6c, 0x9e, 0x38,
0xd2, 0x11, 0xaa, 0x94, 0x79, 0x9b, 0x61, 0xf3, 0xaa, 0xcf, 0x66, 0x7e,
0xa7, 0x11, 0xe9, 0xad, 0x8a, 0xd4, 0x67, 0x23, 0xf9, 0x62, 0x9f, 0x55,
0xc0, 0x5a, 0x0f, 0x0a, 0xfe, 0x28, 0xd8, 0x80, 0xaf, 0x71, 0x97, 0x65,
0x49, 0xb1, 0xd3, 0x9c, 0xee, 0x7e, 0x4b, 0xeb, 0x06, 0x3b, 0xe1, 0x66,
0xf9, 0xa7, 0x77, 0x4f, 0x6a, 0xd1, 0xa0, 0x16, 0xe0, 0xcf, 0xe3, 0x25,
0x65, 0x08, 0x0f, 0x5e, 0x2c, 0x1e, 0x80, 0x35, 0x75, 0x40, 0x9a, 0xd1,
0x14, 0xba, 0xaa, 0xa7, 0xfc, 0x3c, 0xf1, 0xeb, 0x16, 0x8d, 0x59, 0xb4,
0xcf, 0x16, 0x9a, 0xe3, 0xf1, 0x9d, 0x31, 0x97, 0xe5, 0xa4, 0xcc, 0xae,
0x1c, 0xa2, 0xe7, 0x88, 0x44, 0x05, 0x67, 0x28, 0x21, 0x9f, 0x3e, 0xe2,
0xfc, 0x25, 0x8c, 0x63, 0x09, 0xde, 0x39, 0xfa, 0xae, 0x26, 0x9b, 0x43,
0xdf, 0x06, 0x2f, 0xb7, 0xaf, 0xa2, 0x74, 0x1c, 0x17, 0x96, 0x84, 0x26,
0x1a, 0xe2, 0xcd, 0x90, 0xa8, 0xc3, 0xb6, 0xeb, 0x53, 0xee, 0xdd, 0xf9,
0x88, 0xc6, 0x05, 0xb5, 0xd4, 0xa3, 0xf0, 0x36, 0xc7, 0xf1, 0xb3, 0x04,
0x0c, 0xa5, 0xea, 0x22, 0x5b, 0x56, 0x3d, 0x54, 0x0b, 0x69, 0xc2, 0xe1,
0x4f, 0xa8, 0x28, 0x4e, 0xe2, 0x3d, 0x99, 0x9c, 0x3b, 0xdb, 0xf4, 0x92,
0x5a, 0xb9, 0xce, 0xeb, 0x33, 0xb5, 0xae, 0x16, 0x58, 0x79, 0x31, 0x8f,
0x1e, 0x7a, 0x1a, 0xee, 0xbe, 0x9f, 0xea, 0x89, 0xd6, 0x6c, 0x43, 0x76,
0x94, 0x0d, 0x94, 0x50, 0x6d, 0xdd, 0xc2, 0x68, 0x80, 0x3e, 0x38, 0x51,
0x51, 0xd1, 0xd5, 0x4e, 0xf7, 0x65, 0xe5, 0x42, 0x3c, 0xa8, 0x28, 0x19,
0x02, 0xa7, 0xc9, 0x1c, 0x24, 0xa7, 0x91, 0xfe, 0xa1, 0xbc, 0xb9, 0x15,
0xba, 0x49, 0xac, 0xeb, 0x81, 0xf7, 0xc1, 0xfc, 0xf9, 0x51, 0x0d, 0xa1,
0xe8, 0x71, 0x2c, 0x4e, 0x59, 0xc1, 0x3a, 0x2a, 0xcc, 0x61, 0xee, 0xe5,
0x2a, 0x88, 0xf8, 0xec, 0xbd, 0x90, 0xc0, 0x96, 0xe0, 0x93, 0x1f, 0x78,
0xbe, 0x6b, 0xb1, 0x4c, 0x46, 0x2a, 0x86, 0xd9, 0x2d, 0x20, 0x29, 0xb4,
0x44, 0x15, 0xb2, 0x7e};
BOOST_CHECK_EQUAL(n.size(), MAX_SCRIPT_ELEMENT_SIZE);
for (size_t i = 0; i <= MAX_SCRIPT_ELEMENT_SIZE; i++) {
valtype a(n.begin(), n.begin() + i);
valtype b(n.begin() + i, n.end());
CheckStringOp(a, b, n);
// One more char and we are oversize.
valtype extraA = a;
extraA.push_back(0xaf);
valtype extraB = b;
extraB.push_back(0xad);
CheckOpError({extraA, b}, OP_CAT, ScriptError::SCRIPT_ERR_PUSH_SIZE);
CheckOpError({a, extraB}, OP_CAT, ScriptError::SCRIPT_ERR_PUSH_SIZE);
CheckOpError({extraA, extraB}, OP_CAT, ScriptError::SCRIPT_ERR_PUSH_SIZE);
}
// Check error conditions.
CheckOpError({}, OP_CAT, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
CheckOpError({}, OP_SPLIT, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
CheckOpError({{}}, OP_CAT, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
CheckOpError({{}}, OP_SPLIT, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
CheckOpError({{0x00}}, OP_CAT, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
CheckOpError({{0x00}}, OP_SPLIT, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
CheckOpError({{0xab, 0xcd, 0xef}}, OP_CAT,
ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
CheckOpError({{0xab, 0xcd, 0xef}}, OP_SPLIT,
ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
}
/**
* Type conversion opcodes.
*/
static void CheckTypeConversionOp(const valtype& bin, const valtype& num)
{
// Check BIN2NUM.
CheckTestResultForAllFlags({bin}, CScript() << OP_BIN2NUM, {num});
// Check NUM2BIN. Negative 0 is rebuilt as regular zero, so we need a tweak.
valtype rebuilt_bin{bin};
if (num.size() == 0 && bin.size() > 0) {
rebuilt_bin[rebuilt_bin.size() - 1] &= 0x7f;
}
CheckTestResultForAllFlags({num}, CScript() << bin.size() << OP_NUM2BIN,
{rebuilt_bin});
// Check roundtrip with NUM2BIN.
CheckTestResultForAllFlags(
{bin}, CScript() << OP_BIN2NUM << bin.size() << OP_NUM2BIN,
{rebuilt_bin});
// Grow and shrink back down using NUM2BIN.
CheckTestResultForAllFlags({bin},
CScript()
<< MAX_SCRIPT_ELEMENT_SIZE << OP_NUM2BIN
<< bin.size() << OP_NUM2BIN,
{rebuilt_bin});
CheckTestResultForAllFlags({num},
CScript()
<< MAX_SCRIPT_ELEMENT_SIZE << OP_NUM2BIN
<< bin.size() << OP_NUM2BIN,
{rebuilt_bin});
// BIN2NUM is indempotent.
CheckTestResultForAllFlags({bin}, CScript() << OP_BIN2NUM << OP_BIN2NUM,
{num});
}
static void CheckBin2NumError(const stacktype& original_stack, ScriptError expected_error)
{
CheckErrorForAllFlags(original_stack, CScript() << OP_BIN2NUM, expected_error);
}
static void CheckNum2BinError(const stacktype& original_stack, ScriptError expected_error)
{
CheckErrorForAllFlags(original_stack, CScript() << OP_NUM2BIN, expected_error);
}
BOOST_AUTO_TEST_CASE(type_conversion_test)
{
valtype empty;
CheckTypeConversionOp(empty, empty);
valtype paddedzero, paddednegzero;
for (size_t i = 0; i < MAX_SCRIPT_ELEMENT_SIZE; i++) {
CheckTypeConversionOp(paddedzero, empty);
paddedzero.push_back(0x00);
paddednegzero.push_back(0x80);
CheckTypeConversionOp(paddednegzero, empty);
paddednegzero[paddednegzero.size() - 1] = 0x00;
}
// Merge leading byte when sign bit isn't used.
std::vector<uint8_t> k{0x7f}, negk{0xff};
std::vector<uint8_t> kpadded = k, negkpadded = negk;
for (size_t i = 0; i < MAX_SCRIPT_ELEMENT_SIZE; i++) {
CheckTypeConversionOp(kpadded, k);
kpadded.push_back(0x00);
CheckTypeConversionOp(negkpadded, negk);
negkpadded[negkpadded.size() - 1] &= 0x7f;
negkpadded.push_back(0x80);
}
// Some known values.
CheckTypeConversionOp({0xab, 0xcd, 0xef, 0x00}, {0xab, 0xcd, 0xef, 0x00});
CheckTypeConversionOp({0xab, 0xcd, 0x7f, 0x00}, {0xab, 0xcd, 0x7f});
// Reductions
CheckTypeConversionOp({0xab, 0xcd, 0xef, 0x42, 0x80},
{0xab, 0xcd, 0xef, 0xc2});
CheckTypeConversionOp({0xab, 0xcd, 0x7f, 0x42, 0x00},
{0xab, 0xcd, 0x7f, 0x42});
// Empty stack is an error.
CheckBin2NumError({}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
CheckNum2BinError({}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
// NUM2BIN require 2 elements on the stack.
CheckNum2BinError({{0x00}}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
// Values that do not fit in 4 bytes are considered out of range for
// BIN2NUM.
CheckBin2NumError({{0xab, 0xcd, 0xef, 0xc2, 0x80}},
ScriptError::SCRIPT_ERR_INVALID_NUMBER_RANGE);
CheckBin2NumError({{0x00, 0x00, 0x00, 0x80, 0x80}},
ScriptError::SCRIPT_ERR_INVALID_NUMBER_RANGE);
// NUM2BIN must not generate oversized push.
valtype largezero(MAX_SCRIPT_ELEMENT_SIZE, 0);
BOOST_CHECK_EQUAL(largezero.size(), MAX_SCRIPT_ELEMENT_SIZE);
CheckTypeConversionOp(largezero, {});
CheckNum2BinError({{}, {0x09, 0x02}}, ScriptError::SCRIPT_ERR_PUSH_SIZE);
// Check that the requested encoding is possible.
CheckNum2BinError({{0xab, 0xcd, 0xef, 0x80}, {0x03}},
ScriptError::SCRIPT_ERR_IMPOSSIBLE_ENCODING);
}
/**
* Arithmetic Opcodes
*/
static void CheckDivMod(const valtype& a, const valtype& b,
const valtype& divExpected,
const valtype& modExpected)
{
// Negative values for division
CheckBinaryOp(a, b, OP_DIV, divExpected);
CheckBinaryOp(a, NegativeValtype(b), OP_DIV, NegativeValtype(divExpected));
CheckBinaryOp(NegativeValtype(a), b, OP_DIV, NegativeValtype(divExpected));
CheckBinaryOp(NegativeValtype(a), NegativeValtype(b), OP_DIV, divExpected);
// Negative values for modulo
CheckBinaryOp(a, b, OP_MOD, modExpected);
CheckBinaryOp(a, NegativeValtype(b), OP_MOD, modExpected);
CheckBinaryOp(NegativeValtype(a), b, OP_MOD, NegativeValtype(modExpected));
CheckBinaryOp(NegativeValtype(a), NegativeValtype(b), OP_MOD,
NegativeValtype(modExpected));
// Div/Mod by zero
for (uint32_t flags : flagset) {
CheckError(flags, {a, {}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
CheckError(flags, {b, {}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
if (flags & SCRIPT_VERIFY_MINIMALDATA) {
CheckError(flags, {a, {0x00}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
CheckError(flags, {a, {0x80}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
CheckError(flags, {a, {0x00, 0x00}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
CheckError(flags, {a, {0x00, 0x80}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
CheckError(flags, {b, {0x00}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
CheckError(flags, {b, {0x80}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
CheckError(flags, {b, {0x00, 0x00}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
CheckError(flags, {b, {0x00, 0x80}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
} else {
CheckError(flags, {a, {0x00}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
CheckError(flags, {a, {0x80}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
CheckError(flags, {a, {0x00, 0x00}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
CheckError(flags, {a, {0x00, 0x80}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
CheckError(flags, {b, {0x00}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
CheckError(flags, {b, {0x80}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
CheckError(flags, {b, {0x00, 0x00}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
CheckError(flags, {b, {0x00, 0x80}}, CScript() << OP_DIV,
ScriptError::SCRIPT_ERR_DIV_BY_ZERO);
}
}
// Division identities
CheckBinaryOp(a, {0x01}, OP_DIV, a);
CheckBinaryOp(a, {0x81}, OP_DIV, NegativeValtype(a));
CheckBinaryOp(a, a, OP_DIV, {0x01});
CheckBinaryOp(a, NegativeValtype(a), OP_DIV, {0x81});
CheckBinaryOp(NegativeValtype(a), a, OP_DIV, {0x81});
CheckBinaryOp(b, {0x01}, OP_DIV, b);
CheckBinaryOp(b, {0x81}, OP_DIV, NegativeValtype(b));
CheckBinaryOp(b, b, OP_DIV, {0x01});
CheckBinaryOp(b, NegativeValtype(b), OP_DIV, {0x81});
CheckBinaryOp(NegativeValtype(b), b, OP_DIV, {0x81});
// Modulo identities
// a % b % b = a % b
CheckTestResultForAllFlags(
{a, b}, CScript() << OP_MOD << CScriptNum(b, true).getint() << OP_MOD,
{modExpected});
}
static void CheckDivModError(const stacktype& original_stack,
ScriptError expected_error)
{
CheckOpError(original_stack, OP_DIV, expected_error);
CheckOpError(original_stack, OP_MOD, expected_error);
}
BOOST_AUTO_TEST_CASE(div_and_mod_opcode_tests)
{
CheckDivModError({}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
CheckDivModError({{}}, ScriptError::SCRIPT_ERR_INVALID_STACK_OPERATION);
// CheckOps not valid numbers
CheckDivModError(
{{0x01, 0x02, 0x03, 0x04, 0x05}, {0x01, 0x02, 0x03, 0x04, 0x05}},
ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
CheckDivModError({{0x01, 0x02, 0x03, 0x04, 0x05}, {0x01}},
ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
CheckDivModError({{0x01, 0x05}, {0x01, 0x02, 0x03, 0x04, 0x05}},
ScriptError::SCRIPT_ERR_UNKNOWN_ERROR);
// 0x185377af / 0x85f41b01 = -4
// 0x185377af % 0x85f41b01 = 0x00830bab
// 408123311 / -99883777 = -4
// 408123311 % -99883777 = 8588203
CheckDivMod({0xaf, 0x77, 0x53, 0x18}, {0x01, 0x1b, 0xf4, 0x85}, {0x84},
{0xab, 0x0b, 0x83, 0x00});
// 0x185377af / 0x00001b01 = 0xe69d
// 0x185377af % 0x00001b01 = 0x0212
// 408123311 / 6913 = 59037
// 408123311 % 6913 = 530
CheckDivMod({0xaf, 0x77, 0x53, 0x18}, {0x01, 0x1b}, {0x9d, 0xe6, 0x00},
{0x12, 0x02});
// 15/4 = 3 (and negative operands)
CheckDivMod({0x0f}, {0x04}, {0x03}, {0x03});
// 15000/4 = 3750 (and negative operands)
CheckDivMod({0x98, 0x3a}, {0x04}, {0xa6, 0x0e}, {});
// 15000/4000 = 3 (and negative operands)
CheckDivMod({0x98, 0x3a}, {0xa0, 0x0f}, {0x03}, {0xb8, 0x0b});
// 15000000/4000 = 3750 (and negative operands)
CheckDivMod({0xc0, 0xe1, 0xe4, 0x00}, {0xa0, 0x0f}, {0xa6, 0x0e}, {});
// 15000000/4 = 3750000 (and negative operands)
CheckDivMod({0xc0, 0xe1, 0xe4, 0x00}, {0x04}, {0x70, 0x38, 0x39}, {});
// 56488123 % 321 = 148 (and negative operands)
CheckDivMod({0xbb, 0xf0, 0x5d, 0x03}, {0x41, 0x01}, {0x67, 0xaf, 0x02},
{0x94, 0x00});
// 56488123 % 3 = 1 (and negative operands)
CheckDivMod({0xbb, 0xf0, 0x5d, 0x03}, {0x03}, {0x3e, 0x50, 0x1f, 0x01},
{0x01});
// 56488123 % 564881230 = 56488123 (and negative operands)
CheckDivMod({0xbb, 0xf0, 0x5d, 0x03}, {0x4e, 0x67, 0xab, 0x21}, {},
{0xbb, 0xf0, 0x5d, 0x03});
}
BOOST_AUTO_TEST_CASE(check_dip0020_inclusion_in_standard_flags)
{
BOOST_CHECK(STANDARD_SCRIPT_VERIFY_FLAGS &
SCRIPT_ENABLE_DIP0020_OPCODES);
}
BOOST_AUTO_TEST_SUITE_END()