dexon-sol-tools - DEXON fork of Solidity development tools originated from 0x-monorepo (https://github.com/dexon-foundation/sol-tools)

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/* This file is part of cpp-ethereum. cpp-ethereum is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. cpp-ethereum is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>. */ /** @file createRandomTest.cpp * @author Christoph Jentzsch <jentzsch.simulationsoftware@gmail.com> * @date 2014 * Creating a random virtual machine test. */ #include <string> #include <iostream> #include <chrono> #include <boost/random.hpp> #include <boost/filesystem/path.hpp> #pragma GCC diagnostic ignored "-Wunused-parameter" #include <json_spirit/json_spirit.h> #include <json_spirit/json_spirit_reader_template.h> #include <json_spirit/json_spirit_writer_template.h> #include <libdevcore/CommonIO.h> #include <libdevcore/CommonData.h> #include <libevmcore/Instruction.h> #include <libevm/VMFactory.h> #include "vm.h" using namespace std; using namespace json_spirit; using namespace dev; void doMyTests(json_spirit::mValue& v); int main(int argc, char *argv[]) { g_logVerbosity = 0; // create random code boost::random::mt19937 gen; auto now = chrono::steady_clock::now().time_since_epoch(); auto timeSinceEpoch = chrono::duration_cast<chrono::nanoseconds>(now).count(); gen.seed(static_cast<unsigned int>(timeSinceEpoch)); boost::random::uniform_int_distribution<> lengthOfCodeDist(2, 16); boost::random::uniform_int_distribution<> opcodeDist(0, 255); boost::random::variate_generator<boost::mt19937&, boost::random::uniform_int_distribution<> > randGen(gen, opcodeDist); int lengthOfCode = lengthOfCodeDist(gen); string randomCode; for (int i = 0; i < lengthOfCode; ++i) { uint8_t opcode = randGen(); // disregard all invalid commands, except of one (0x10) if (dev::eth::isValidInstruction(dev::eth::Instruction(opcode)) || opcode == 0x10) randomCode += toHex(toCompactBigEndian(opcode)); else i--; } const string s =\ "{\n\ \"randomVMtest\": {\n\ \"env\" : {\n\ \"previousHash\" : \"5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6\",\n\ \"currentNumber\" : \"0\",\n\ \"currentGasLimit\" : \"1000000\",\n\ \"currentDifficulty\" : \"256\",\n\ \"currentTimestamp\" : 1,\n\ \"currentCoinbase\" : \"2adc25665018aa1fe0e6bc666dac8fc2697ff9ba\"\n\ },\n\ \"pre\" : {\n\ \"0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6\" : {\n\ \"balance\" : \"1000000000000000000\",\n\ \"nonce\" : 0,\n\ \"code\" : \"random\",\n\ \"storage\": {}\n\ }\n\ },\n\ \"exec\" : {\n\ \"address\" : \"0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6\",\n\ \"origin\" : \"cd1722f3947def4cf144679da39c4c32bdc35681\",\n\ \"caller\" : \"cd1722f3947def4cf144679da39c4c32bdc35681\",\n\ \"value\" : \"1000000000000000000\",\n\ \"data\" : \"\",\n\ \"gasPrice\" : \"100000000000000\",\n\ \"gas\" : \"10000\"\n\ }\n\ }\n\ }"; mValue v; read_string(s, v); // insert new random code v.get_obj().find("randomVMtest")->second.get_obj().find("pre")->second.get_obj().begin()->second.get_obj()["code"] = "0x" + randomCode; // execute code in vm doMyTests(v); // stream to output for further handling by the bash script cout << json_spirit::write_string(v, true); return 0; } void doMyTests(json_spirit::mValue& v) { for (auto& i: v.get_obj()) { cnote << i.first; mObject& o = i.second.get_obj(); assert(o.count("env") > 0); assert(o.count("pre") > 0); assert(o.count("exec") > 0); dev::test::FakeExtVM fev; fev.importEnv(o["env"].get_obj()); fev.importState(o["pre"].get_obj()); o["pre"] = mValue(fev.exportState()); fev.importExec(o["exec"].get_obj()); if (fev.code.empty()) { fev.thisTxCode = get<3>(fev.addresses.at(fev.myAddress)); fev.code = fev.thisTxCode; } bytes output; auto vm = eth::VMFactory::create(fev.gas); u256 gas;


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