solidity/test/libsolidity/SMTCheckerTest.cpp

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/*
This file is part of solidity.
solidity 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.
solidity 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 solidity. If not, see <http://www.gnu.org/licenses/>.
*/
// SPDX-License-Identifier: GPL-3.0
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#include <test/libsolidity/SMTCheckerTest.h>
#include <test/Common.h>
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#include <range/v3/action/remove_if.hpp>
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using namespace std;
using namespace solidity;
using namespace solidity::langutil;
using namespace solidity::frontend;
using namespace solidity::frontend::test;
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SMTCheckerTest::SMTCheckerTest(string const& _filename): SyntaxTest(_filename, EVMVersion{})
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{
auto contract = m_reader.stringSetting("SMTContract", "");
if (!contract.empty())
m_modelCheckerSettings.contracts.contracts[""] = {contract};
auto extCallsMode = ModelCheckerExtCalls::fromString(m_reader.stringSetting("SMTExtCalls", "untrusted"));
if (extCallsMode)
m_modelCheckerSettings.externalCalls = *extCallsMode;
else
BOOST_THROW_EXCEPTION(runtime_error("Invalid SMT external calls mode."));
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auto const& showUnproved = m_reader.stringSetting("SMTShowUnproved", "yes");
if (showUnproved == "no")
m_modelCheckerSettings.showUnproved = false;
else if (showUnproved == "yes")
m_modelCheckerSettings.showUnproved = true;
else
BOOST_THROW_EXCEPTION(runtime_error("Invalid SMT \"show unproved\" choice."));
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auto const& showUnsupported = m_reader.stringSetting("SMTShowUnsupported", "yes");
if (showUnsupported == "no")
m_modelCheckerSettings.showUnsupported = false;
else if (showUnsupported == "yes")
m_modelCheckerSettings.showUnsupported = true;
else
BOOST_THROW_EXCEPTION(runtime_error("Invalid SMT \"show unsupported\" choice."));
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m_modelCheckerSettings.solvers = smtutil::SMTSolverChoice::None();
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auto const& choice = m_reader.stringSetting("SMTSolvers", "z3");
if (choice == "none")
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m_modelCheckerSettings.solvers = smtutil::SMTSolverChoice::None();
else if (!m_modelCheckerSettings.solvers.setSolver(choice))
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BOOST_THROW_EXCEPTION(runtime_error("Invalid SMT solver choice."));
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m_modelCheckerSettings.solvers &= ModelChecker::availableSolvers();
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/// Underflow and Overflow are not enabled by default for Solidity >=0.8.7,
/// so we explicitly enable all targets for the tests,
/// if the targets were not explicitly set by the test.
auto targets = ModelCheckerTargets::fromString(m_reader.stringSetting("SMTTargets", "all"));
if (targets)
m_modelCheckerSettings.targets = *targets;
else
BOOST_THROW_EXCEPTION(runtime_error("Invalid SMT targets."));
auto engine = ModelCheckerEngine::fromString(m_reader.stringSetting("SMTEngine", "all"));
if (engine)
m_modelCheckerSettings.engine = *engine;
else
BOOST_THROW_EXCEPTION(runtime_error("Invalid SMT engine choice."));
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if (m_modelCheckerSettings.solvers.none() || m_modelCheckerSettings.engine.none())
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m_shouldRun = false;
auto const& ignoreCex = m_reader.stringSetting("SMTIgnoreCex", "yes");
if (ignoreCex == "no")
m_ignoreCex = false;
else if (ignoreCex == "yes")
m_ignoreCex = true;
else
BOOST_THROW_EXCEPTION(runtime_error("Invalid SMT counterexample choice."));
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static auto removeInv = [](vector<SyntaxTestError>&& errors) {
vector<SyntaxTestError> filtered;
for (auto&& e: errors)
if (e.errorId != 1180_error)
filtered.emplace_back(e);
return filtered;
};
if (m_modelCheckerSettings.invariants.invariants.empty())
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m_expectations = removeInv(std::move(m_expectations));
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auto const& ignoreInv = m_reader.stringSetting("SMTIgnoreInv", "yes");
if (ignoreInv == "no")
m_modelCheckerSettings.invariants = ModelCheckerInvariants::All();
else if (ignoreInv == "yes")
m_modelCheckerSettings.invariants = ModelCheckerInvariants::None();
else
BOOST_THROW_EXCEPTION(runtime_error("Invalid SMT invariant choice."));
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auto const& ignoreOSSetting = m_reader.stringSetting("SMTIgnoreOS", "none");
for (string const& os: ignoreOSSetting | ranges::views::split(',') | ranges::to<vector<string>>())
{
#ifdef __APPLE__
if (os == "macos")
m_shouldRun = false;
#elif _WIN32
if (os == "windows")
m_shouldRun = false;
#elif __linux__
if (os == "linux")
m_shouldRun = false;
#endif
}
auto const& bmcLoopIterations = m_reader.sizetSetting("BMCLoopIterations", 1);
m_modelCheckerSettings.bmcLoopIterations = std::optional<unsigned>{bmcLoopIterations};
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}
void SMTCheckerTest::setupCompiler()
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{
SyntaxTest::setupCompiler();
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compiler().setModelCheckerSettings(m_modelCheckerSettings);
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}
void SMTCheckerTest::filterObtainedErrors()
{
SyntaxTest::filterObtainedErrors();
m_unfilteredErrorList = m_errorList;
static auto removeCex = [](vector<SyntaxTestError>& errors) {
for (auto& e: errors)
if (
auto cexPos = e.message.find("\\nCounterexample");
cexPos != string::npos
)
e.message = e.message.substr(0, cexPos);
};
if (m_ignoreCex)
{
removeCex(m_expectations);
removeCex(m_errorList);
}
}
void SMTCheckerTest::printUpdatedExpectations(ostream &_stream, const string &_linePrefix) const {
if (!m_unfilteredErrorList.empty())
printErrorList(_stream, m_unfilteredErrorList, _linePrefix, false);
else
CommonSyntaxTest::printUpdatedExpectations(_stream, _linePrefix);
}