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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/>.
*/
#include <test/libsolidity/SMTCheckerJSONTest.h>
#include <test/Options.h>
#include <libsolidity/interface/StandardCompiler.h>
#include <libdevcore/JSON.h>
#include <boost/algorithm/string.hpp>
#include <boost/algorithm/string/join.hpp>
#include <boost/algorithm/string/predicate.hpp>
#include <boost/throw_exception.hpp>
#include <fstream>
#include <memory>
#include <stdexcept>
#include <sstream>
using namespace dev;
using namespace solidity;
using namespace dev::solidity::test;
using namespace dev::solidity::test::formatting;
using namespace std;
using namespace boost::unit_test;
SMTCheckerTest::SMTCheckerTest(string const& _filename)
: SyntaxTest(_filename)
{
if (!boost::algorithm::ends_with(_filename, ".sol"))
BOOST_THROW_EXCEPTION(runtime_error("Invalid test contract file name: \"" + _filename + "\"."));
string jsonFilename = _filename.substr(0, _filename.size() - 4) + ".json";
if (
!jsonParseFile(jsonFilename, m_smtResponses) ||
!m_smtResponses.isObject()
)
BOOST_THROW_EXCEPTION(runtime_error("Invalid JSON file."));
}
bool SMTCheckerTest::run(ostream& _stream, string const& _linePrefix, bool const _formatted)
{
StandardCompiler compiler;
// Run the compiler and retrieve the smtlib2queries (1st run)
string versionPragma = "pragma solidity >=0.0;\n";
Json::Value input = buildJson(versionPragma);
Json::Value result = compiler.compile(input);
// This is the list of query hashes requested by the 1st run
vector<string> outHashes = hashesFromJson(result, "auxiliaryInputRequested", "smtlib2queries");
// This is the list of responses provided in the test
string auxInput("auxiliaryInput");
if (!m_smtResponses.isMember(auxInput))
BOOST_THROW_EXCEPTION(runtime_error("JSON file does not contain field \"auxiliaryInput\"."));
vector<string> inHashes = hashesFromJson(m_smtResponses, auxInput, "smtlib2responses");
// Ensure that the provided list matches the requested one
if (outHashes != inHashes)
BOOST_THROW_EXCEPTION(runtime_error(
"SMT query hashes differ: " +
boost::algorithm::join(outHashes, ", ") +
" x " +
boost::algorithm::join(inHashes, ", ")
));
// Rerun the compiler with the provided hashed (2nd run)
input[auxInput] = m_smtResponses[auxInput];
Json::Value endResult = compiler.compile(input);
if (endResult.isMember("errors") && endResult["errors"].isArray())
{
Json::Value const& errors = endResult["errors"];
for (auto const& error: errors)
{
if (
!error.isMember("type") ||
!error["type"].isString()
)
BOOST_THROW_EXCEPTION(runtime_error("Error must have a type."));
if (
!error.isMember("message") ||
!error["message"].isString()
)
BOOST_THROW_EXCEPTION(runtime_error("Error must have a message."));
if (!error.isMember("sourceLocation"))
continue;
Json::Value const& location = error["sourceLocation"];
if (
!location.isMember("start") ||
!location["start"].isInt() ||
!location.isMember("end") ||
!location["end"].isInt()
)
BOOST_THROW_EXCEPTION(runtime_error("Error must have a SourceLocation with start and end."));
int start = location["start"].asInt();
int end = location["end"].asInt();
if (start >= static_cast<int>(versionPragma.size()))
start -= versionPragma.size();
if (end >= static_cast<int>(versionPragma.size()))
end -= versionPragma.size();
m_errorList.emplace_back(SyntaxTestError{
error["type"].asString(),
error["message"].asString(),
start,
end
});
}
}
return printExpectationAndError(_stream, _linePrefix, _formatted);
}
vector<string> SMTCheckerTest::hashesFromJson(Json::Value const& _jsonObj, string const& _auxInput, string const& _smtlib)
{
vector<string> hashes;
Json::Value const& auxInputs = _jsonObj[_auxInput];
if (!!auxInputs)
{
Json::Value const& smtlib = auxInputs[_smtlib];
if (!!smtlib)
for (auto const& hashString: smtlib.getMemberNames())
hashes.push_back(hashString);
}
return hashes;
}
Json::Value SMTCheckerTest::buildJson(string const& _extra)
{
string language = "\"language\": \"Solidity\"";
string sourceName = "\"A\"";
string sourceContent = "\"" + _extra + m_source + "\"";
string sourceObj = "{ \"content\": " + sourceContent + "}";
string sources = " \"sources\": { " + sourceName + ": " + sourceObj + "}";
string input = "{" + language + ", " + sources + "}";
Json::Value source;
if (!jsonParse(input, source))
BOOST_THROW_EXCEPTION(runtime_error("Could not build JSON from string."));
return source;
}
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