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-rw-r--r--checkRandomVMTest.cpp297
1 files changed, 297 insertions, 0 deletions
diff --git a/checkRandomVMTest.cpp b/checkRandomVMTest.cpp
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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 checkRandomTest.cpp
+ * @author Christoph Jentzsch <jentzsch.simulationsoftware@gmail.com>
+ * @date 2015
+ * Check a random test and return 0/1 for success or failure. To be used for efficiency in the random test simulation.
+ */
+
+#include <libdevcore/Common.h>
+#include <libdevcore/Exceptions.h>
+#include <libdevcore/Log.h>
+#include <libevm/VMFactory.h>
+#include "vm.h"
+#pragma GCC diagnostic ignored "-Wunused-parameter"
+
+using namespace std;
+using namespace json_spirit;
+using namespace dev::test;
+using namespace dev;
+
+bool doVMTest(mValue& _v);
+
+int main(int argc, char *argv[])
+{
+ g_logVerbosity = 0;
+ bool ret = false;
+
+ try
+ {
+ mValue v;
+ string s;
+ for (int i = 1; i < argc; ++i)
+ s += argv[i];
+ if (asserts(s.length() > 0))
+ {
+ cout << "Content of argument is empty\n";
+ return 1;
+ }
+ read_string(s, v);
+ ret = doVMTest(v);
+ }
+ catch (Exception const& _e)
+ {
+ cout << "Failed test with Exception: " << diagnostic_information(_e) << endl;
+ ret = false;
+ }
+ catch (std::exception const& _e)
+ {
+ cout << "Failed test with Exception: " << _e.what() << endl;
+ ret = false;
+ }
+ return ret;
+}
+
+bool doVMTest(mValue& _v)
+{
+ eth::VMFactory::setKind(eth::VMKind::JIT);
+
+ 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);
+
+ FakeExtVM fev;
+ fev.importEnv(o["env"].get_obj());
+ fev.importState(o["pre"].get_obj());
+
+ 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;
+ u256 gas;
+ bool vmExceptionOccured = false;
+ try
+ {
+ auto vm = eth::VMFactory::create(fev.gas);
+ output = vm->go(fev, fev.simpleTrace()).toBytes();
+ gas = vm->gas();
+ }
+ catch (eth::VMException)
+ {
+ cnote << "Safe VM Exception";
+ vmExceptionOccured = true;
+ }
+ catch (Exception const& _e)
+ {
+ cnote << "VM did throw an exception: " << diagnostic_information(_e);
+ cnote << "Failed VM Test with Exception: " << _e.what();
+ return 1;
+ }
+ catch (std::exception const& _e)
+ {
+ cnote << "VM did throw an exception: " << _e.what();
+ cnote << "Failed VM Test with Exception: " << _e.what();
+ return 1;
+ }
+
+ // 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);
+ }
+ }
+
+ if (o.count("post") > 0) // No exceptions expected
+ {
+ if (asserts(!vmExceptionOccured) || asserts(o.count("post") > 0) || asserts(o.count("callcreates") > 0) || asserts(o.count("out") > 0) || asserts(o.count("gas") > 0) || asserts(o.count("logs") > 0))
+ return 1;
+
+ dev::test::FakeExtVM test;
+ test.importState(o["post"].get_obj());
+ test.importCallCreates(o["callcreates"].get_array());
+ test.sub.logs = importLog(o["logs"].get_array());
+
+ //checkOutput(output, o);
+ int j = 0;
+ if (o["out"].type() == array_type)
+ for (auto const& d: o["out"].get_array())
+ {
+ if (asserts(output[j] == toInt(d)))
+ {
+ cout << "Output byte [" << j << "] different!";
+ return 1;
+ }
+ ++j;
+ }
+ else if (o["out"].get_str().find("0x") == 0)
+ {
+ if (asserts(output == fromHex(o["out"].get_str().substr(2))))
+ return 1;
+ }
+ else
+ {
+ if (asserts(output == fromHex(o["out"].get_str())))
+ return 1;
+ }
+
+ if (asserts(toInt(o["gas"]) == gas))
+ return 1;
+
+ 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())
+ {
+ cout << "Missing expected address " << expectedAddr;
+ return 1;
+ }
+ else
+ {
+ auto& expectedState = expectedPair.second;
+ auto& resultState = resultAddrIt->second;
+ if (asserts(std::get<0>(expectedState) == std::get<0>(resultState)))
+ {
+ cout << expectedAddr << ": incorrect balance " << std::get<0>(resultState) << ", expected " << std::get<0>(expectedState);
+ return 1;
+ }
+ if (asserts(std::get<1>(expectedState) == std::get<1>(resultState)))
+ {
+ cout << expectedAddr << ": incorrect txCount " << std::get<1>(resultState) << ", expected " << std::get<1>(expectedState);
+ return 1;
+ }
+ if (asserts(std::get<3>(expectedState) == std::get<3>(resultState)))
+ {
+ cout << expectedAddr << ": incorrect code";
+ return 1;
+ }
+
+ //checkStorage(std::get<2>(expectedState), std::get<2>(resultState), expectedAddr);
+ for (auto&& expectedStorePair : std::get<2>(expectedState))
+ {
+ auto& expectedStoreKey = expectedStorePair.first;
+ auto resultStoreIt = std::get<2>(resultState).find(expectedStoreKey);
+ if (resultStoreIt == std::get<2>(resultState).end())
+ {
+ cout << expectedAddr << ": missing store key " << expectedStoreKey << endl;
+ return 1;
+ }
+ else
+ {
+ auto& expectedStoreValue = expectedStorePair.second;
+ auto& resultStoreValue = resultStoreIt->second;
+ if (asserts(expectedStoreValue == resultStoreValue))
+ {
+ cout << expectedAddr << ": store[" << expectedStoreKey << "] = " << resultStoreValue << ", expected " << expectedStoreValue << endl;
+ return 1;
+ }
+ }
+ }
+ if (assertsEqual(std::get<2>(resultState).size(), std::get<2>(expectedState).size()))
+ return 1;
+ for (auto&& resultStorePair: std::get<2>(resultState))
+ {
+ if (!std::get<2>(expectedState).count(resultStorePair.first))
+ {
+ cout << expectedAddr << ": unexpected store key " << resultStorePair.first << endl;
+ return 1;
+ }
+ }
+ }
+ }
+
+ //checkAddresses<std::map<Address, std::tuple<u256, u256, std::map<u256, u256>, bytes> > >(test.addresses, fev.addresses);
+ for (auto& resultPair : fev.addresses)
+ {
+ auto& resultAddr = resultPair.first;
+ auto expectedAddrIt = test.addresses.find(resultAddr);
+ if (expectedAddrIt == test.addresses.end())
+ {
+ cout << "Missing result address " << resultAddr << endl;
+ return 1;
+ }
+ }
+ if (asserts(test.addresses == fev.addresses))
+ return 1;
+
+ if (asserts(test.callcreates == fev.callcreates))
+ return 1;
+
+ //checkCallCreates(fev.callcreates, test.callcreates);
+ {
+ if (assertsEqual(test.callcreates.size(), fev.callcreates.size()))
+ return 1;
+
+ for (size_t i = 0; i < test.callcreates.size(); ++i)
+ {
+ if (asserts(test.callcreates[i].data() == fev.callcreates[i].data()))
+ return 1;
+ if (asserts(test.callcreates[i].receiveAddress() == fev.callcreates[i].receiveAddress()))
+ return 1;
+ if (asserts(test.callcreates[i].gas() == fev.callcreates[i].gas()))
+ return 1;
+ if (asserts(test.callcreates[i].value() == fev.callcreates[i].value()))
+ return 1;
+ }
+ }
+
+ //checkLog(fev.sub.logs, test.sub.logs);
+ {
+ if (assertsEqual(fev.sub.logs.size(), test.sub.logs.size()))
+ return 1;
+
+ for (size_t i = 0; i < fev.sub.logs.size(); ++i)
+ {
+ if (assertsEqual(fev.sub.logs[i].address, test.sub.logs[i].address))
+ return 1;
+ if (assertsEqual(fev.sub.logs[i].topics, test.sub.logs[i].topics))
+ return 1;
+ if (asserts(fev.sub.logs[i].data == test.sub.logs[i].data))
+ return 1;
+ }
+ }
+
+ }
+ else // Exception expected
+ {
+ if (asserts(vmExceptionOccured))
+ return 1;
+ }
+ }
+ // test passed
+ return 0;
+}
+
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