solidity/test/Common.cpp

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2018-10-10 14:12:18 +00:00
/*
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
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#include <stdexcept>
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#include <iostream>
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#include <test/Common.h>
#include <libsolutil/Assertions.h>
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#include <boost/filesystem.hpp>
#include <boost/program_options.hpp>
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namespace fs = boost::filesystem;
namespace po = boost::program_options;
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namespace solidity::test
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{
/// If non-empty returns the value of the env. variable ETH_TEST_PATH, otherwise
/// it tries to find a path that contains the directories "libsolidity/syntaxTests"
/// and returns it if found.
/// The routine searches in the current directory, and inside the "test" directory
/// starting from the current directory and up to three levels up.
/// @returns the path of the first match or an empty path if not found.
boost::filesystem::path testPath()
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{
if (auto path = getenv("ETH_TEST_PATH"))
return path;
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auto const searchPath =
{
fs::current_path() / ".." / ".." / ".." / "test",
fs::current_path() / ".." / ".." / "test",
fs::current_path() / ".." / "test",
fs::current_path() / "test",
fs::current_path()
};
for (auto const& basePath: searchPath)
{
fs::path syntaxTestPath = basePath / "libsolidity" / "syntaxTests";
if (fs::exists(syntaxTestPath) && fs::is_directory(syntaxTestPath))
return basePath;
}
return {};
}
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std::string envOrDefaultPath(std::string const& env_name, std::string const& lib_name)
{
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if (auto path = getenv(env_name.c_str()))
return path;
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auto const searchPath =
{
fs::path("/usr/local/lib"),
fs::path("/usr/lib"),
fs::current_path() / "deps",
fs::current_path() / "deps" / "lib",
fs::current_path() / ".." / "deps",
fs::current_path() / ".." / "deps" / "lib",
fs::current_path() / ".." / ".." / "deps",
fs::current_path() / ".." / ".." / "deps" / "lib",
fs::current_path()
};
for (auto const& basePath: searchPath)
{
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fs::path p = basePath / lib_name;
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if (fs::exists(p))
return p.string();
}
return {};
}
CommonOptions::CommonOptions(std::string _caption):
options(_caption,
po::options_description::m_default_line_length,
po::options_description::m_default_line_length - 23
)
{
options.add_options()
("evm-version", po::value(&evmVersionString), "which evm version to use")
("testpath", po::value<fs::path>(&this->testPath)->default_value(solidity::test::testPath()), "path to test files")
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("vm", po::value<std::vector<fs::path>>(&vmPaths), "path to evmc library, can be supplied multiple times.")
("ewasm", po::bool_switch(&ewasm), "tries to automatically find an ewasm vm and enable ewasm test-execution.")
("no-smt", po::bool_switch(&disableSMT), "disable SMT checker")
("optimize", po::bool_switch(&optimize), "enables optimization")
("enforce-via-yul", po::bool_switch(&enforceViaYul), "Enforce compiling all tests via yul to see if additional tests can be activated.")
("abiencoderv2", po::bool_switch(&useABIEncoderV2), "enables abi encoder v2")
("show-messages", po::bool_switch(&showMessages), "enables message output")
("show-metadata", po::bool_switch(&showMetadata), "enables metadata output");
}
void CommonOptions::validate() const
{
assertThrow(
!testPath.empty(),
ConfigException,
"No test path specified. The --testpath argument must not be empty when given."
);
assertThrow(
fs::exists(testPath),
ConfigException,
"Invalid test path specified."
);
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}
bool CommonOptions::parse(int argc, char const* const* argv)
{
po::variables_map arguments;
po::command_line_parser cmdLineParser(argc, argv);
cmdLineParser.options(options);
auto parsedOptions = cmdLineParser.run();
po::store(parsedOptions, arguments);
po::notify(arguments);
for (auto const& parsedOption: parsedOptions.options)
if (parsedOption.position_key >= 0)
{
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if (
parsedOption.original_tokens.empty() ||
(parsedOption.original_tokens.size() == 1 && parsedOption.original_tokens.front().empty())
)
continue; // ignore empty options
std::stringstream errorMessage;
errorMessage << "Unrecognized option: ";
for (auto const& token: parsedOption.original_tokens)
errorMessage << token;
throw std::runtime_error(errorMessage.str());
}
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if (vmPaths.empty())
{
std::string evmone = envOrDefaultPath("ETH_EVMONE", evmoneFilename);
if (!evmone.empty())
vmPaths.emplace_back(evmone);
else
{
std::cout << "Unable to find " << solidity::test::evmoneFilename
<< ". Please provide the path using --vm <path>." << std::endl;
std::cout << "You can download it at" << std::endl;
std::cout << solidity::test::evmoneDownloadLink << std::endl;
}
}
if (ewasm) {
std::string hera = envOrDefaultPath("ETH_HERA", heraFilename);
if (!hera.empty())
vmPaths.emplace_back(hera);
else {
std::cout << "Unable to find " << solidity::test::heraFilename
<< ". Please provide the path using --vm <path>." << std::endl;
std::cout << "You can download it at" << std::endl;
std::cout << solidity::test::heraDownloadLink << std::endl;
std::cout << "Ewasm tests disabled." << std::endl;
}
}
return true;
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}
langutil::EVMVersion CommonOptions::evmVersion() const
{
if (!evmVersionString.empty())
{
auto version = langutil::EVMVersion::fromString(evmVersionString);
if (!version)
throw std::runtime_error("Invalid EVM version: " + evmVersionString);
return *version;
}
else
return langutil::EVMVersion();
}
CommonOptions const& CommonOptions::get()
{
if (!m_singleton)
throw std::runtime_error("Options not yet constructed!");
return *m_singleton;
}
void CommonOptions::setSingleton(std::unique_ptr<CommonOptions const>&& _instance)
{
m_singleton = std::move(_instance);
}
std::unique_ptr<CommonOptions const> CommonOptions::m_singleton = nullptr;
}