solidity/test/libyul/ObjectCompilerTest.cpp
2020-03-16 23:14:33 +01:00

122 lines
3.8 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/>.
*/
#include <test/libyul/ObjectCompilerTest.h>
#include <libsolutil/AnsiColorized.h>
#include <libyul/AssemblyStack.h>
#include <libevmasm/Instruction.h>
#include <liblangutil/SourceReferenceFormatter.h>
#include <boost/algorithm/string.hpp>
#include <fstream>
using namespace solidity;
using namespace solidity::util;
using namespace solidity::langutil;
using namespace solidity::yul;
using namespace solidity::yul::test;
using namespace solidity::frontend;
using namespace solidity::frontend::test;
using namespace std;
ObjectCompilerTest::ObjectCompilerTest(string const& _filename):
TestCase(_filename)
{
m_source = m_reader.source();
m_optimize = m_reader.boolSetting("optimize", false);
m_expectation = m_reader.simpleExpectations();
}
TestCase::TestResult ObjectCompilerTest::run(ostream& _stream, string const& _linePrefix, bool const _formatted)
{
AssemblyStack stack(
EVMVersion(),
AssemblyStack::Language::StrictAssembly,
m_optimize ? OptimiserSettings::full() : OptimiserSettings::minimal()
);
if (!stack.parseAndAnalyze("source", m_source))
{
AnsiColorized(_stream, _formatted, {formatting::BOLD, formatting::RED}) << _linePrefix << "Error parsing source." << endl;
printErrors(_stream, stack.errors());
return TestResult::FatalError;
}
stack.optimize();
MachineAssemblyObject obj = stack.assemble(AssemblyStack::Machine::EVM);
solAssert(obj.bytecode, "");
solAssert(obj.sourceMappings, "");
m_obtainedResult = "Assembly:\n" + obj.assembly;
if (obj.bytecode->bytecode.empty())
m_obtainedResult += "-- empty bytecode --\n";
else
m_obtainedResult +=
"Bytecode: " +
toHex(obj.bytecode->bytecode) +
"\nOpcodes: " +
boost::trim_copy(evmasm::disassemble(obj.bytecode->bytecode)) +
"\nSourceMappings:" +
(obj.sourceMappings->empty() ? "" : " " + *obj.sourceMappings) +
"\n";
if (m_expectation != m_obtainedResult)
{
string nextIndentLevel = _linePrefix + " ";
AnsiColorized(_stream, _formatted, {formatting::BOLD, formatting::CYAN}) << _linePrefix << "Expected result:" << endl;
printIndented(_stream, m_expectation, nextIndentLevel);
AnsiColorized(_stream, _formatted, {formatting::BOLD, formatting::CYAN}) << _linePrefix << "Obtained result:" << endl;
printIndented(_stream, m_obtainedResult, nextIndentLevel);
return TestResult::Failure;
}
return TestResult::Success;
}
void ObjectCompilerTest::printSource(ostream& _stream, string const& _linePrefix, bool const) const
{
printIndented(_stream, m_source, _linePrefix);
}
void ObjectCompilerTest::printUpdatedExpectations(ostream& _stream, string const& _linePrefix) const
{
printIndented(_stream, m_obtainedResult, _linePrefix);
}
void ObjectCompilerTest::printIndented(ostream& _stream, string const& _output, string const& _linePrefix) const
{
stringstream output(_output);
string line;
while (getline(output, line))
if (line.empty())
// Avoid trailing spaces.
_stream << boost::trim_right_copy(_linePrefix) << endl;
else
_stream << _linePrefix << line << endl;
}
void ObjectCompilerTest::printErrors(ostream& _stream, ErrorList const& _errors)
{
SourceReferenceFormatter formatter(_stream);
for (auto const& error: _errors)
formatter.printErrorInformation(*error);
}