solidity/test/libsolidity/SyntaxTest.cpp

156 lines
4.8 KiB
C++

/*
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
#include <test/libsolidity/SyntaxTest.h>
#include <test/Common.h>
#include <boost/algorithm/string.hpp>
#include <boost/algorithm/string/predicate.hpp>
#include <boost/test/unit_test.hpp>
#include <boost/throw_exception.hpp>
#include <fstream>
#include <memory>
#include <stdexcept>
using namespace std;
using namespace solidity;
using namespace solidity::util;
using namespace solidity::util::formatting;
using namespace solidity::langutil;
using namespace solidity::frontend;
using namespace solidity::frontend::test;
using namespace boost::unit_test;
namespace fs = boost::filesystem;
SyntaxTest::SyntaxTest(string const& _filename, langutil::EVMVersion _evmVersion, bool _parserErrorRecovery): CommonSyntaxTest(_filename, _evmVersion)
{
m_optimiseYul = m_reader.boolSetting("optimize-yul", true);
m_parserErrorRecovery = _parserErrorRecovery;
}
string SyntaxTest::addPreamble(string const& _sourceCode)
{
// Silence compiler version warning
string preamble = "pragma solidity >=0.0;\n";
// NOTE: this check is intentionally loose to match weird cases.
// We can manually adjust a test case where this causes problem.
if (_sourceCode.find("SPDX-License-Identifier:") == string::npos)
preamble += "// SPDX-License-Identifier: GPL-3.0\n";
return preamble + _sourceCode;
}
void SyntaxTest::setupCompiler()
{
compiler().reset();
auto sourcesWithPragma = m_sources.sources;
for (auto& source: sourcesWithPragma)
source.second = addPreamble(source.second);
compiler().setSources(sourcesWithPragma);
compiler().setEVMVersion(m_evmVersion);
compiler().setParserErrorRecovery(m_parserErrorRecovery);
compiler().setOptimiserSettings(
m_optimiseYul ?
OptimiserSettings::full() :
OptimiserSettings::minimal()
);
compiler().setMetadataFormat(CompilerStack::MetadataFormat::NoMetadata);
compiler().setMetadataHash(CompilerStack::MetadataHash::None);
}
void SyntaxTest::parseAndAnalyze()
{
setupCompiler();
if (compiler().parse() && compiler().analyze())
try
{
if (!compiler().compile())
{
ErrorList const& errors = compiler().errors();
auto codeGeneretionErrorCount = count_if(errors.cbegin(), errors.cend(), [](auto const& error) {
return error->type() == Error::Type::CodeGenerationError;
});
auto errorCount = count_if(errors.cbegin(), errors.cend(), [](auto const& error) {
return Error::isError(error->type());
});
// failing compilation after successful analysis is a rare case,
// it assumes that errors contain exactly one error, and the error is of type Error::Type::CodeGenerationError
if (codeGeneretionErrorCount != 1 || errorCount != 1)
BOOST_THROW_EXCEPTION(runtime_error("Compilation failed even though analysis was successful."));
}
}
catch (UnimplementedFeatureError const& _e)
{
m_errorList.emplace_back(SyntaxTestError{
"UnimplementedFeatureError",
nullopt,
errorMessage(_e),
"",
-1,
-1
});
}
filterObtainedErrors();
}
void SyntaxTest::filterObtainedErrors()
{
for (auto const& currentError: filterErrors(compiler().errors(), true))
{
int locationStart = -1;
int locationEnd = -1;
string sourceName;
if (SourceLocation const* location = currentError->sourceLocation())
{
locationStart = location->start;
locationEnd = location->end;
solAssert(location->sourceName, "");
sourceName = *location->sourceName;
if(m_sources.sources.count(sourceName) == 1)
{
int preambleSize =
static_cast<int>(compiler().charStream(sourceName).size()) -
static_cast<int>(m_sources.sources[sourceName].size());
solAssert(preambleSize >= 0, "");
// ignore the version & license pragma inserted by the testing tool when calculating locations.
if (location->start != -1)
{
solAssert(location->start >= preambleSize, "");
locationStart = location->start - preambleSize;
}
if (location->end != -1)
{
solAssert(location->end >= preambleSize, "");
locationEnd = location->end - preambleSize;
}
}
}
m_errorList.emplace_back(SyntaxTestError{
Error::formatErrorType(currentError->type()),
currentError->errorId(),
errorMessage(*currentError),
sourceName,
locationStart,
locationEnd
});
}
}