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Diffstat (limited to 'createRandomVMTest.cpp')
| -rw-r--r-- | createRandomVMTest.cpp | 207 |
1 files changed, 0 insertions, 207 deletions
diff --git a/createRandomVMTest.cpp b/createRandomVMTest.cpp deleted file mode 100644 index de81099f..00000000 --- a/createRandomVMTest.cpp +++ /dev/null @@ -1,207 +0,0 @@ -/* - 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::uniform_int_distribution<> BlockInfoOpcodeDist(0x40, 0x45); - boost::random::variate_generator<boost::mt19937&, - boost::random::uniform_int_distribution<> > randGen(gen, opcodeDist); - boost::random::variate_generator<boost::mt19937&, - boost::random::uniform_int_distribution<> > randGenBlockInfoOpcode(gen, BlockInfoOpcodeDist); - - int lengthOfCode = lengthOfCodeDist(gen); - string randomCode; - - for (int i = 0; i < lengthOfCode; ++i) - { - if (i < 8 && (randGen() < 192)) - { - randomCode += toHex(toCompactBigEndian((uint8_t)randGenBlockInfoOpcode())); - continue; - } - - uint8_t opcode = randGen(); - // disregard all invalid commands, except of one (0x0c) - if ((dev::eth::isValidInstruction(dev::eth::Instruction(opcode)) || (randGen() > 250))) - randomCode += toHex(toCompactBigEndian(opcode)); - else - i--; - } - - const string s =\ -"{\n\ - \"randomVMtest\": {\n\ - \"env\" : {\n\ - \"previousHash\" : \"5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6\",\n\ - \"currentNumber\" : \"300\",\n\ - \"currentGasLimit\" : \"1000000\",\n\ - \"currentDifficulty\" : \"115792089237316195423570985008687907853269984665640564039457584007913129639935\",\n\ - \"currentTimestamp\" : 2,\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 + (randGen() > 128 ? "55" : ""); - - // 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) -{ - eth::VMFactory::setKind(eth::VMKind::Interpreter); - - 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; - bool vmExceptionOccured = false; - try - { - output = vm->go(fev, fev.simpleTrace()).toBytes(); - gas = vm->gas(); - } - catch (eth::VMException const& _e) - { - cnote << "VM did throw an exception: " << diagnostic_information(_e); - vmExceptionOccured = true; - } - catch (Exception const& _e) - { - cnote << "VM did throw an exception: " << diagnostic_information(_e); - } - catch (std::exception const& _e) - { - cnote << "VM did throw an exception: " << _e.what(); - } - - // delete null entries in storage for the sake of comparison - - for (auto &a: fev.addresses) - { - vector<u256> keystoDelete; - for (auto &s: get<2>(a.second)) - { - if (s.second == 0) - keystoDelete.push_back(s.first); - } - for (auto const key: keystoDelete ) - { - get<2>(a.second).erase(key); - } - } - - o["env"] = mValue(fev.exportEnv()); - o["exec"] = mValue(fev.exportExec()); - if (!vmExceptionOccured) - { - o["post"] = mValue(fev.exportState()); - o["callcreates"] = fev.exportCallCreates(); - o["out"] = "0x" + toHex(output); - fev.push(o, "gas", gas); - o["logs"] = test::exportLog(fev.sub.logs); - } - } -} |