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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 state.cpp
* @author Christoph Jentzsch <cj@ethdev.com>
* @date 2014
* State test functions.
*/
#include <boost/filesystem/operations.hpp>
#include <boost/test/unit_test.hpp>
#include "JsonSpiritHeaders.h"
#include <libdevcore/CommonIO.h>
#include <libethereum/BlockChain.h>
#include <libethereum/State.h>
#include <libethereum/ExtVM.h>
#include <libethereum/Defaults.h>
#include <libevm/VM.h>
#include "TestHelper.h"
using namespace std;
using namespace json_spirit;
using namespace dev;
using namespace dev::eth;
using namespace dev::eth::test;
class FakeState: public State
{
};
namespace dev { namespace eth{ namespace test {
void doStateTests(json_spirit::mValue& v, bool _fillin)
{
for (auto& i: v.get_obj())
{
cnote << i.first;
mObject& o = i.second.get_obj();
BOOST_REQUIRE(o.count("env") > 0);
BOOST_REQUIRE(o.count("pre") > 0);
BOOST_REQUIRE(o.count("exec") > 0);
ImportTest importer(o,false);
ExtVM evm(importer.m_statePre, importer.m_environment.myAddress,
importer.m_environment.caller, importer.m_environment.origin,
importer.m_environment.value, importer.m_environment.gasPrice,
importer.m_environment.data, importer.m_environment.code,
importer.getManifest());
bytes output;
VM vm(importer.gasExec);
try
{
output = vm.go(evm, Executive::simpleTrace()).toVector();
}
catch (Exception const& _e)
{
cnote << "VM did throw an exception: " << diagnostic_information(_e);
//BOOST_ERROR("Failed VM Test with Exception: " << e.what());
}
catch (std::exception const& _e)
{
cnote << "VM did throw an exception: " << _e.what();
//BOOST_ERROR("Failed VM Test with Exception: " << e.what());
}
BOOST_REQUIRE(o.count("post") > 0);
BOOST_REQUIRE(o.count("callcreates") > 0);
BOOST_REQUIRE(o.count("out") > 0);
BOOST_REQUIRE(o.count("gas") > 0);
// check output
//dev::test::FakeExtVM test;
//test.importState(o["post"].get_obj());
//test.importCallCreates(o["callcreates"].get_array());
int j = 0;
if (o["out"].type() == array_type)
for (auto const& d: o["out"].get_array())
{
BOOST_CHECK_MESSAGE(output[j] == toInt(d), "Output byte [" << j << "] different!");
++j;
}
else if (o["out"].get_str().find("0x") == 0)
BOOST_CHECK(output == fromHex(o["out"].get_str().substr(2)));
else
BOOST_CHECK(output == fromHex(o["out"].get_str()));
cout << "gas check: " << importer.gas << " " << toInt(o["gas"]) << " " << vm.gas() << endl;
BOOST_CHECK_EQUAL(toInt(o["gas"]), vm.gas());
// auto& expectedAddrs = test.addresses;
// auto& resultAddrs = fev.addresses;
// for (auto&& expectedPair : expectedAddrs)
// {
// auto& expectedAddr = expectedPair.first;
// auto resultAddrIt = resultAddrs.find(expectedAddr);
// if (resultAddrIt == resultAddrs.end())
// BOOST_ERROR("Missing expected address " << expectedAddr);
// else
// {
// auto& expectedState = expectedPair.second;
// auto& resultState = resultAddrIt->second;
// BOOST_CHECK_MESSAGE(std::get<0>(expectedState) == std::get<0>(resultState), expectedAddr << ": incorrect balance " << std::get<0>(resultState) << ", expected " << std::get<0>(expectedState));
// BOOST_CHECK_MESSAGE(std::get<1>(expectedState) == std::get<1>(resultState), expectedAddr << ": incorrect txCount " << std::get<1>(resultState) << ", expected " << std::get<1>(expectedState));
// BOOST_CHECK_MESSAGE(std::get<3>(expectedState) == std::get<3>(resultState), expectedAddr << ": incorrect code");
// auto&& expectedStore = std::get<2>(expectedState);
// auto&& resultStore = std::get<2>(resultState);
// for (auto&& expectedStorePair : expectedStore)
// {
// auto& expectedStoreKey = expectedStorePair.first;
// auto resultStoreIt = resultStore.find(expectedStoreKey);
// if (resultStoreIt == resultStore.end())
// BOOST_ERROR(expectedAddr << ": missing store key " << expectedStoreKey);
// else
// {
// auto& expectedStoreValue = expectedStorePair.second;
// auto& resultStoreValue = resultStoreIt->second;
// BOOST_CHECK_MESSAGE(expectedStoreValue == resultStoreValue, expectedAddr << ": store[" << expectedStoreKey << "] = " << resultStoreValue << ", expected " << expectedStoreValue);
// }
// }
// }
// }
BOOST_CHECK(evm.state().addresses() == importer.m_statePost.addresses()); // Just to make sure nothing missed
//BOOST_CHECK(evm.callcreates == importer.callcreates);
}
}
void executeStateTests(const string& _name)
{
const char* ptestPath = getenv("ETHEREUM_TEST_PATH");
string testPath;
if (ptestPath == NULL)
{
cnote << " could not find environment variable ETHEREUM_TEST_PATH \n";
testPath = "../../../tests";
}
else
testPath = ptestPath;
testPath += "/vmtests";
#ifdef FILL_TESTS
try
{
cnote << "Populating VM tests...";
json_spirit::mValue v;
boost::filesystem::path p(__FILE__);
boost::filesystem::path dir = p.parent_path();
string s = asString(dev::contents(dir.string() + "/" + _name + "Filler.json"));
BOOST_REQUIRE_MESSAGE(s.length() > 0, "Contents of " + _name + "Filler.json is empty.");
json_spirit::read_string(s, v);
dev::test::doStateTests(v, true);
writeFile(testPath + "/" + _name + ".json", asBytes(json_spirit::write_string(v, true)));
}
catch (Exception const& _e)
{
BOOST_ERROR("Failed VM Test with Exception: " << diagnostic_information(_e));
}
catch (std::exception const& _e)
{
BOOST_ERROR("Failed VM Test with Exception: " << _e.what());
}
#endif
try
{
cnote << "Testing VM..." << _name;
json_spirit::mValue v;
string s = asString(dev::contents(testPath + "/" + _name + ".json"));
BOOST_REQUIRE_MESSAGE(s.length() > 0, "Contents of " + testPath + "/" + _name + ".json is empty. Have you cloned the 'tests' repo branch develop and set ETHEREUM_TEST_PATH to its path?");
json_spirit::read_string(s, v);
doStateTests(v, false);
}
catch (Exception const& _e)
{
BOOST_ERROR("Failed VM Test with Exception: " << diagnostic_information(_e));
}
catch (std::exception const& _e)
{
BOOST_ERROR("Failed VM Test with Exception: " << _e.what());
}
}
} } }// Namespace Close
BOOST_AUTO_TEST_CASE(vmSystemOperationsTest)
{
std::cout << "Doing systemoperationsTest in state\n";
int currentVerbosity = g_logVerbosity;
g_logVerbosity = 12;
dev::eth::test::executeStateTests("vmSystemOperationsTest");
g_logVerbosity = currentVerbosity;
}
//BOOST_AUTO_TEST_CASE(tmp)
//{
// std::cout << "Doing systemoperationsTest in state\n";
// int currentVerbosity = g_logVerbosity;
// g_logVerbosity = 12;
// dev::eth::test::executeStateTests("tmp");
// g_logVerbosity = currentVerbosity;
//}
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