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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 vm.h
* @author Christoph Jentzsch <jentzsch.simulationsoftware@gmail.com>
* @author Gav Wood <i@gavwood.com>
* @date 2014
* vm test functions.
*/
#pragma once
#include <fstream>
#include <cstdint>
#include <boost/test/unit_test.hpp>
#include "JsonSpiritHeaders.h"
#include <libdevcore/Log.h>
#include <libevmface/Instruction.h>
#include <libevm/ExtVMFace.h>
#include <libevm/VM.h>
#include <liblll/Compiler.h>
#include <libethereum/Transaction.h>
#include <libethereum/ExtVM.h>
#include <libethereum/State.h>
namespace dev { namespace test {
struct FakeExtVMFailure : virtual Exception {};
class FakeState: public eth::State
{
public:
/// Execute a contract-creation transaction.
h160 createNewAddress(Address _newAddress, Address _txSender, u256 _endowment, u256 _gasPrice, u256* _gas, bytesConstRef _code, Address _originAddress = Address(), std::set<Address>* o_suicides = nullptr, eth::Manifest* o_ms = nullptr, eth::OnOpFunc const& _onOp = eth::OnOpFunc(), unsigned _level = 0);
};
class FakeExtVM: public eth::ExtVMFace
{
public:
FakeExtVM() {}
FakeExtVM(eth::BlockInfo const& _previousBlock, eth::BlockInfo const& _currentBlock, unsigned _depth = 0);
u256 store(u256 _n) override { return std::get<2>(addresses[myAddress])[_n]; }
void setStore(u256 _n, u256 _v) override { std::get<2>(addresses[myAddress])[_n] = _v; }
u256 balance(Address _a) override { return std::get<0>(addresses[_a]); }
void subBalance(u256 _a) override { std::get<0>(addresses[myAddress]) -= _a; }
u256 txCount(Address _a) override { return std::get<1>(addresses[_a]); }
void suicide(Address _a) override { std::get<0>(addresses[_a]) += std::get<0>(addresses[myAddress]); addresses.erase(myAddress); }
bytes const& codeAt(Address _a) override { return std::get<3>(addresses[_a]); }
h160 create(u256 _endowment, u256* _gas, bytesConstRef _init, eth::OnOpFunc const&) override;
bool call(Address _receiveAddress, u256 _value, bytesConstRef _data, u256* _gas, bytesRef _out, eth::OnOpFunc const&, Address, Address) override;
void setTransaction(Address _caller, u256 _value, u256 _gasPrice, bytes const& _data);
void setContract(Address _myAddress, u256 _myBalance, u256 _myNonce, std::map<u256, u256> const& _storage, bytes const& _code);
void set(Address _a, u256 _myBalance, u256 _myNonce, std::map<u256, u256> const& _storage, bytes const& _code);
void reset(u256 _myBalance, u256 _myNonce, std::map<u256, u256> const& _storage);
u256 toInt(json_spirit::mValue const& _v);
byte toByte(json_spirit::mValue const& _v);
void push(json_spirit::mObject& o, std::string const& _n, u256 _v);
void push(json_spirit::mArray& a, u256 _v);
u256 doPosts();
json_spirit::mObject exportEnv();
void importEnv(json_spirit::mObject& _o);
json_spirit::mObject exportState();
void importState(json_spirit::mObject& _object);
json_spirit::mObject exportExec();
void importExec(json_spirit::mObject& _o);
json_spirit::mArray exportCallCreates();
void importCallCreates(json_spirit::mArray& _callcreates);
std::map<Address, std::tuple<u256, u256, std::map<u256, u256>, bytes>> addresses;
eth::Transactions callcreates;
bytes thisTxData;
bytes thisTxCode;
u256 gas;
private:
FakeState m_s;
eth::Manifest m_ms;
};
} } // Namespace Close
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