solidity/test/TestCase.cpp

166 lines
4.7 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/TestCase.h>
#include <libdevcore/StringUtils.h>
#include <boost/algorithm/cxx11/none_of.hpp>
#include <boost/algorithm/string.hpp>
#include <boost/algorithm/string/predicate.hpp>
#include <boost/algorithm/string/trim.hpp>
#include <boost/range/adaptor/map.hpp>
#include <stdexcept>
#include <iostream>
using namespace dev;
using namespace solidity;
using namespace dev::solidity::test;
using namespace std;
void TestCase::printUpdatedSettings(ostream& _stream, const string& _linePrefix, const bool)
{
if (m_validatedSettings.empty())
return;
_stream << _linePrefix << "// ====" << endl;
for (auto const& setting: m_validatedSettings)
_stream << _linePrefix << "// " << setting.first << ": " << setting.second << endl;
}
bool TestCase::isTestFilename(boost::filesystem::path const& _filename)
{
string extension = _filename.extension().string();
return (extension == ".sol" || extension == ".yul") &&
!boost::starts_with(_filename.string(), "~") &&
!boost::starts_with(_filename.string(), ".");
}
bool TestCase::validateSettings(langutil::EVMVersion)
{
if (!m_settings.empty())
throw runtime_error(
"Unknown setting(s): " +
joinHumanReadable(m_settings | boost::adaptors::map_keys)
);
return true;
}
string TestCase::parseSourceAndSettings(istream& _stream)
{
string source;
string line;
static string const comment("// ");
static string const settingsDelimiter("// ====");
static string const delimiter("// ----");
bool sourcePart = true;
while (getline(_stream, line))
{
if (boost::algorithm::starts_with(line, delimiter))
break;
else if (boost::algorithm::starts_with(line, settingsDelimiter))
sourcePart = false;
else if (sourcePart)
source += line + "\n";
else if (boost::algorithm::starts_with(line, comment))
{
size_t colon = line.find(':');
if (colon == string::npos)
throw runtime_error(string("Expected \":\" inside setting."));
string key = line.substr(comment.size(), colon - comment.size());
string value = line.substr(colon + 1);
boost::algorithm::trim(key);
boost::algorithm::trim(value);
m_settings[key] = value;
}
else
throw runtime_error(string("Expected \"//\" or \"// ---\" to terminate settings and source."));
}
return source;
}
string TestCase::parseSimpleExpectations(std::istream& _file)
{
string result;
string line;
while (getline(_file, line))
if (boost::algorithm::starts_with(line, "// "))
result += line.substr(3) + "\n";
else if (line == "//")
result += "\n";
else
BOOST_THROW_EXCEPTION(runtime_error("Test expectations must start with \"// \"."));
return result;
}
void TestCase::expect(string::iterator& _it, string::iterator _end, string::value_type _c)
{
if (_it == _end || *_it != _c)
throw runtime_error(string("Invalid test expectation. Expected: \"") + _c + "\".");
++_it;
}
bool EVMVersionRestrictedTestCase::validateSettings(langutil::EVMVersion _evmVersion)
{
if (!m_settings.count("EVMVersion"))
return true;
string versionString = m_settings["EVMVersion"];
m_validatedSettings["EVMVersion"] = versionString;
m_settings.erase("EVMVersion");
if (!TestCase::validateSettings(_evmVersion))
return false;
if (versionString.empty())
return true;
string comparator;
size_t versionBegin = 0;
for (auto character: versionString)
if (!isalpha(character))
{
comparator += character;
versionBegin++;
}
else
break;
versionString = versionString.substr(versionBegin);
boost::optional<langutil::EVMVersion> version = langutil::EVMVersion::fromString(versionString);
if (!version)
throw runtime_error("Invalid EVM version: \"" + versionString + "\"");
if (comparator == ">")
return _evmVersion > version;
else if (comparator == ">=")
return _evmVersion >= version;
else if (comparator == "<")
return _evmVersion < version;
else if (comparator == "<=")
return _evmVersion <= version;
else if (comparator == "=")
return _evmVersion == version;
else if (comparator == "!")
return !(_evmVersion == version);
else
throw runtime_error("Invalid EVM comparator: \"" + comparator + "\"");
return false; // not reached
}