mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
135 lines
4.1 KiB
C++
135 lines
4.1 KiB
C++
/*
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This file is part of solidity.
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solidity is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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solidity is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with solidity. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <test/libyul/ObjectCompilerTest.h>
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#include <test/libsolidity/FormattedScope.h>
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#include <libsolidity/interface/AssemblyStack.h>
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#include <libevmasm/Instruction.h>
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#include <liblangutil/SourceReferenceFormatter.h>
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#include <boost/algorithm/string.hpp>
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#include <fstream>
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using namespace dev;
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using namespace langutil;
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using namespace yul;
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using namespace yul::test;
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using namespace dev::solidity;
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using namespace dev::solidity::test;
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using namespace std;
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ObjectCompilerTest::ObjectCompilerTest(string const& _filename)
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{
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boost::filesystem::path path(_filename);
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ifstream file(_filename);
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if (!file)
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BOOST_THROW_EXCEPTION(runtime_error("Cannot open test case: \"" + _filename + "\"."));
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file.exceptions(ios::badbit);
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string line;
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while (getline(file, line))
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{
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if (boost::algorithm::starts_with(line, "// ----"))
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break;
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if (m_source.empty() && boost::algorithm::starts_with(line, "// optimize"))
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m_optimize = true;
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m_source += line + "\n";
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}
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while (getline(file, line))
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if (boost::algorithm::starts_with(line, "//"))
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m_expectation += line.substr((line.size() >= 3 && line[2] == ' ') ? 3 : 2) + "\n";
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else
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m_expectation += line + "\n";
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}
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bool ObjectCompilerTest::run(ostream& _stream, string const& _linePrefix, bool const _formatted)
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{
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AssemblyStack stack(EVMVersion(), AssemblyStack::Language::StrictAssembly);
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if (!stack.parseAndAnalyze("source", m_source))
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{
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FormattedScope(_stream, _formatted, {formatting::BOLD, formatting::RED}) << _linePrefix << "Error parsing source." << endl;
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printErrors(_stream, stack.errors());
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return false;
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}
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if (m_optimize)
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stack.optimize();
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MachineAssemblyObject obj = stack.assemble(AssemblyStack::Machine::EVM);
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solAssert(obj.bytecode, "");
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m_obtainedResult = "Assembly:\n" + obj.assembly;
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if (obj.bytecode->bytecode.empty())
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m_obtainedResult += "-- empty bytecode --\n";
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else
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m_obtainedResult +=
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"Bytecode: " +
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toHex(obj.bytecode->bytecode) +
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"\nOpcodes: " +
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boost::trim_copy(solidity::disassemble(obj.bytecode->bytecode)) +
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"\n";
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if (m_expectation != m_obtainedResult)
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{
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string nextIndentLevel = _linePrefix + " ";
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FormattedScope(_stream, _formatted, {formatting::BOLD, formatting::CYAN}) << _linePrefix << "Expected result:" << endl;
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printIndented(_stream, m_expectation, nextIndentLevel);
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FormattedScope(_stream, _formatted, {formatting::BOLD, formatting::CYAN}) << _linePrefix << "Obtained result:" << endl;
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printIndented(_stream, m_obtainedResult, nextIndentLevel);
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return false;
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}
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return true;
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}
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void ObjectCompilerTest::printSource(ostream& _stream, string const& _linePrefix, bool const) const
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{
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printIndented(_stream, m_source, _linePrefix);
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}
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void ObjectCompilerTest::printUpdatedExpectations(ostream& _stream, string const& _linePrefix) const
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{
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printIndented(_stream, m_obtainedResult, _linePrefix);
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}
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void ObjectCompilerTest::printIndented(ostream& _stream, string const& _output, string const& _linePrefix) const
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{
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stringstream output(_output);
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string line;
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while (getline(output, line))
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if (line.empty())
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// Avoid trailing spaces.
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_stream << boost::trim_right_copy(_linePrefix) << endl;
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else
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_stream << _linePrefix << line << endl;
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}
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void ObjectCompilerTest::printErrors(ostream& _stream, ErrorList const& _errors)
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{
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SourceReferenceFormatter formatter(_stream);
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for (auto const& error: _errors)
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formatter.printExceptionInformation(
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*error,
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(error->type() == Error::Type::Warning) ? "Warning" : "Error"
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);
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}
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