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CommandLineParser.cpp
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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/>.
*/
// SPDX-License-Identifier: GPL-3.0
/// Unit tests for solc/CommandLineParser.h
#include <solc/CommandLineParser.h>
#include <solc/Exceptions.h>
#include <test/solc/Common.h>
#include <test/Common.h>
#include <test/libsolidity/util/SoltestErrors.h>
#include <libsolutil/CommonData.h>
#include <liblangutil/EVMVersion.h>
#include <libsmtutil/SolverInterface.h>
#include <libsolidity/interface/Version.h>
#include <map>
#include <optional>
#include <ostream>
#include <sstream>
#include <string>
#include <vector>
using namespace std;
using namespace solidity::frontend;
using namespace solidity::langutil;
using namespace solidity::util;
using namespace solidity::yul;
namespace
{
CommandLineOptions parseCommandLine(vector<string> const& _commandLine)
{
vector<char const*> argv = test::makeArgv(_commandLine);
CommandLineParser cliParser;
cliParser.parse(static_cast<int>(_commandLine.size()), argv.data());
return cliParser.options();
}
} // namespace
namespace solidity::frontend::test
{
BOOST_AUTO_TEST_SUITE(CommandLineParserTest)
BOOST_AUTO_TEST_CASE(no_options)
{
vector<string> commandLine = {"solc", "contract.sol"};
CommandLineOptions expectedOptions;
expectedOptions.input.paths = {"contract.sol"};
expectedOptions.modelChecker.initialize = true;
expectedOptions.modelChecker.settings = {};
CommandLineOptions parsedOptions = parseCommandLine(commandLine);
BOOST_TEST(parsedOptions == expectedOptions);
}
BOOST_AUTO_TEST_CASE(help_license_version)
{
map<string, InputMode> expectedModePerOption = {
{"--help", InputMode::Help},
{"--license", InputMode::License},
{"--version", InputMode::Version},
};
for (auto const& [option, expectedMode]: expectedModePerOption)
{
CommandLineOptions parsedOptions = parseCommandLine({"solc", option});
CommandLineOptions expectedOptions;
expectedOptions.input.mode = expectedMode;
BOOST_TEST(parsedOptions == expectedOptions);
}
}
BOOST_AUTO_TEST_CASE(cli_mode_options)
{
for (InputMode inputMode: {InputMode::Compiler, InputMode::CompilerWithASTImport})
{
vector<string> commandLine = {
"solc",
"contract.sol", // Both modes do not care about file names, just about
"/tmp/projects/token.sol", // their content. They also both support stdin.
"/home/user/lib/dex.sol",
"file",
"input.json",
"-",
"/tmp=/usr/lib/",
"a:b=c/d",
":contract.sol=",
"--base-path=/home/user/",
"--include-path=/usr/lib/include/",
"--include-path=/home/user/include",
"--allow-paths=/tmp,/home,project,../contracts",
"--ignore-missing",
"--error-recovery",
"--output-dir=/tmp/out",
"--overwrite",
"--evm-version=spuriousDragon",
"--via-ir",
"--experimental-via-ir",
"--revert-strings=strip",
"--debug-info=location",
"--pretty-json",
"--json-indent=7",
"--no-color",
"--error-codes",
"--libraries="
"dir1/file1.sol:L=0x1234567890123456789012345678901234567890,"
"dir2/file2.sol:L=0x1111122222333334444455555666667777788888",
"--ast-compact-json", "--asm", "--asm-json", "--opcodes", "--bin", "--bin-runtime", "--abi",
"--ir", "--ir-optimized", "--ewasm", "--hashes", "--userdoc", "--devdoc", "--metadata", "--storage-layout",
"--gas",
"--combined-json="
"abi,metadata,bin,bin-runtime,opcodes,asm,storage-layout,generated-sources,generated-sources-runtime,"
"srcmap,srcmap-runtime,function-debug,function-debug-runtime,hashes,devdoc,userdoc,ast",
"--metadata-hash=swarm",
"--metadata-literal",
"--optimize",
"--optimize-runs=1000",
"--yul-optimizations=agf",
"--model-checker-contracts=contract1.yul:A,contract2.yul:B",
"--model-checker-div-mod-no-slacks",
"--model-checker-engine=bmc",
"--model-checker-invariants=contract,reentrancy",
"--model-checker-show-unproved",
"--model-checker-solvers=z3,smtlib2",
"--model-checker-targets=underflow,divByZero",
"--model-checker-timeout=5",
};
if (inputMode == InputMode::CompilerWithASTImport)
commandLine += vector<string>{
"--import-ast",
};
CommandLineOptions expectedOptions;
expectedOptions.input.mode = inputMode;
expectedOptions.input.paths = {"contract.sol", "/tmp/projects/token.sol", "/home/user/lib/dex.sol", "file", "input.json"};
expectedOptions.input.remappings = {
{"", "/tmp", "/usr/lib/"},
{"a", "b", "c/d"},
{"", "contract.sol", ""},
};
expectedOptions.input.addStdin = true;
expectedOptions.input.basePath = "/home/user/";
expectedOptions.input.includePaths = {"/usr/lib/include/", "/home/user/include"};
expectedOptions.input.allowedDirectories = {"/tmp", "/home", "project", "../contracts", "c", "/usr/lib"};
expectedOptions.input.ignoreMissingFiles = true;
expectedOptions.input.errorRecovery = (inputMode == InputMode::Compiler);
expectedOptions.output.dir = "/tmp/out";
expectedOptions.output.overwriteFiles = true;
expectedOptions.output.evmVersion = EVMVersion::spuriousDragon();
expectedOptions.output.viaIR = true;
expectedOptions.output.revertStrings = RevertStrings::Strip;
expectedOptions.output.debugInfoSelection = DebugInfoSelection::fromString("location");
expectedOptions.formatting.json = JsonFormat{JsonFormat::Pretty, 7};
expectedOptions.linker.libraries = {
{"dir1/file1.sol:L", h160("1234567890123456789012345678901234567890")},
{"dir2/file2.sol:L", h160("1111122222333334444455555666667777788888")},
};
expectedOptions.formatting.coloredOutput = false;
expectedOptions.formatting.withErrorIds = true;
expectedOptions.compiler.outputs = {
true, true, true, true, true,
true, true, true, true, true,
true, true, true, true, true,
true,
};
expectedOptions.compiler.outputs.ewasmIR = false;
expectedOptions.compiler.estimateGas = true;
expectedOptions.compiler.combinedJsonRequests = {
true, true, true, true, true,
true, true, true, true, true,
true, true, true, true, true,
true, true,
};
expectedOptions.metadata.hash = CompilerStack::MetadataHash::Bzzr1;
expectedOptions.metadata.literalSources = true;
expectedOptions.optimizer.enabled = true;
expectedOptions.optimizer.expectedExecutionsPerDeployment = 1000;
expectedOptions.optimizer.yulSteps = "agf";
expectedOptions.modelChecker.initialize = true;
expectedOptions.modelChecker.settings = {
{{{"contract1.yul", {"A"}}, {"contract2.yul", {"B"}}}},
true,
{true, false},
{{InvariantType::Contract, InvariantType::Reentrancy}},
true,
{false, true, true},
{{VerificationTargetType::Underflow, VerificationTargetType::DivByZero}},
5,
};
CommandLineOptions parsedOptions = parseCommandLine(commandLine);
BOOST_TEST(parsedOptions == expectedOptions);
}
}
BOOST_AUTO_TEST_CASE(via_ir_options)
{
BOOST_TEST(!parseCommandLine({"solc", "contract.sol"}).output.viaIR);
for (string viaIrOption: {"--via-ir", "--experimental-via-ir"})
BOOST_TEST(parseCommandLine({"solc", viaIrOption, "contract.sol"}).output.viaIR);
}
BOOST_AUTO_TEST_CASE(assembly_mode_options)
{
static vector<tuple<vector<string>, YulStack::Machine, YulStack::Language>> const allowedCombinations = {
{{"--machine=ewasm", "--yul-dialect=ewasm", "--assemble"}, YulStack::Machine::Ewasm, YulStack::Language::Ewasm},
{{"--machine=ewasm", "--yul-dialect=ewasm", "--yul"}, YulStack::Machine::Ewasm, YulStack::Language::Ewasm},
{{"--machine=ewasm", "--yul-dialect=ewasm", "--strict-assembly"}, YulStack::Machine::Ewasm, YulStack::Language::Ewasm},
{{"--machine=ewasm", "--yul-dialect=evm", "--assemble"}, YulStack::Machine::Ewasm, YulStack::Language::StrictAssembly},
{{"--machine=ewasm", "--yul-dialect=evm", "--yul"}, YulStack::Machine::Ewasm, YulStack::Language::StrictAssembly},
{{"--machine=ewasm", "--yul-dialect=evm", "--strict-assembly"}, YulStack::Machine::Ewasm, YulStack::Language::StrictAssembly},
{{"--machine=ewasm", "--strict-assembly"}, YulStack::Machine::Ewasm, YulStack::Language::Ewasm},
{{"--machine=evm", "--yul-dialect=evm", "--assemble"}, YulStack::Machine::EVM, YulStack::Language::StrictAssembly},
{{"--machine=evm", "--yul-dialect=evm", "--yul"}, YulStack::Machine::EVM, YulStack::Language::StrictAssembly},
{{"--machine=evm", "--yul-dialect=evm", "--strict-assembly"}, YulStack::Machine::EVM, YulStack::Language::StrictAssembly},
{{"--machine=evm", "--assemble"}, YulStack::Machine::EVM, YulStack::Language::Assembly},
{{"--machine=evm", "--yul"}, YulStack::Machine::EVM, YulStack::Language::Yul},
{{"--machine=evm", "--strict-assembly"}, YulStack::Machine::EVM, YulStack::Language::StrictAssembly},
{{"--assemble"}, YulStack::Machine::EVM, YulStack::Language::Assembly},
{{"--yul"}, YulStack::Machine::EVM, YulStack::Language::Yul},
{{"--strict-assembly"}, YulStack::Machine::EVM, YulStack::Language::StrictAssembly},
};
for (auto const& [assemblyOptions, expectedMachine, expectedLanguage]: allowedCombinations)
{
vector<string> commandLine = {
"solc",
"contract.yul",
"/tmp/projects/token.yul",
"/home/user/lib/dex.yul",
"file",
"input.json",
"-",
"/tmp=/usr/lib/",
"a:b=c/d",
":contract.yul=",
"--base-path=/home/user/",
"--include-path=/usr/lib/include/",
"--include-path=/home/user/include",
"--allow-paths=/tmp,/home,project,../contracts",
"--ignore-missing",
"--overwrite",
"--evm-version=spuriousDragon",
"--revert-strings=strip", // Accepted but has no effect in assembly mode
"--debug-info=location",
"--pretty-json",
"--json-indent=1",
"--no-color",
"--error-codes",
"--libraries="
"dir1/file1.sol:L=0x1234567890123456789012345678901234567890,"
"dir2/file2.sol:L=0x1111122222333334444455555666667777788888",
"--asm",
"--bin",
"--ir-optimized",
"--ewasm",
"--ewasm-ir",
};
commandLine += assemblyOptions;
if (expectedLanguage == YulStack::Language::StrictAssembly || expectedLanguage == YulStack::Language::Ewasm)
commandLine += vector<string>{
"--optimize",
"--optimize-runs=1000",
"--yul-optimizations=agf",
};
CommandLineOptions expectedOptions;
expectedOptions.input.mode = InputMode::Assembler;
expectedOptions.input.paths = {"contract.yul", "/tmp/projects/token.yul", "/home/user/lib/dex.yul", "file", "input.json"};
expectedOptions.input.remappings = {
{"", "/tmp", "/usr/lib/"},
{"a", "b", "c/d"},
{"", "contract.yul", ""},
};
expectedOptions.input.addStdin = true;
expectedOptions.input.basePath = "/home/user/";
expectedOptions.input.includePaths = {"/usr/lib/include/", "/home/user/include"};
expectedOptions.input.allowedDirectories = {"/tmp", "/home", "project", "../contracts", "c", "/usr/lib"};
expectedOptions.input.ignoreMissingFiles = true;
expectedOptions.output.overwriteFiles = true;
expectedOptions.output.evmVersion = EVMVersion::spuriousDragon();
expectedOptions.output.revertStrings = RevertStrings::Strip;
expectedOptions.output.debugInfoSelection = DebugInfoSelection::fromString("location");
expectedOptions.formatting.json = JsonFormat {JsonFormat::Pretty, 1};
expectedOptions.assembly.targetMachine = expectedMachine;
expectedOptions.assembly.inputLanguage = expectedLanguage;
expectedOptions.linker.libraries = {
{"dir1/file1.sol:L", h160("1234567890123456789012345678901234567890")},
{"dir2/file2.sol:L", h160("1111122222333334444455555666667777788888")},
};
expectedOptions.formatting.coloredOutput = false;
expectedOptions.formatting.withErrorIds = true;
expectedOptions.compiler.outputs.asm_ = true;
expectedOptions.compiler.outputs.binary = true;
expectedOptions.compiler.outputs.irOptimized = true;
expectedOptions.compiler.outputs.ewasm = true;
expectedOptions.compiler.outputs.ewasmIR = true;
if (expectedLanguage == YulStack::Language::StrictAssembly || expectedLanguage == YulStack::Language::Ewasm)
{
expectedOptions.optimizer.enabled = true;
expectedOptions.optimizer.yulSteps = "agf";
expectedOptions.optimizer.expectedExecutionsPerDeployment = 1000;
}
CommandLineOptions parsedOptions = parseCommandLine(commandLine);
BOOST_TEST(parsedOptions == expectedOptions);
}
}
BOOST_AUTO_TEST_CASE(standard_json_mode_options)
{
vector<string> commandLine = {
"solc",
"input.json",
"--standard-json",
"--base-path=/home/user/",
"--include-path=/usr/lib/include/",
"--include-path=/home/user/include",
"--allow-paths=/tmp,/home,project,../contracts",
"--ignore-missing",
"--output-dir=/tmp/out", // Accepted but has no effect in Standard JSON mode
"--overwrite", // Accepted but has no effect in Standard JSON mode
"--evm-version=spuriousDragon", // Ignored in Standard JSON mode
"--revert-strings=strip", // Accepted but has no effect in Standard JSON mode
"--pretty-json",
"--json-indent=1",
"--no-color", // Accepted but has no effect in Standard JSON mode
"--error-codes", // Accepted but has no effect in Standard JSON mode
"--libraries=" // Ignored in Standard JSON mode
"dir1/file1.sol:L=0x1234567890123456789012345678901234567890,"
"dir2/file2.sol:L=0x1111122222333334444455555666667777788888",
"--gas", // Accepted but has no effect in Standard JSON mode
"--combined-json=abi,bin", // Accepted but has no effect in Standard JSON mode
};
CommandLineOptions expectedOptions;
expectedOptions.input.mode = InputMode::StandardJson;
expectedOptions.input.paths = {"input.json"};
expectedOptions.input.basePath = "/home/user/";
expectedOptions.input.includePaths = {"/usr/lib/include/", "/home/user/include"};
expectedOptions.input.allowedDirectories = {"/tmp", "/home", "project", "../contracts"};
expectedOptions.input.ignoreMissingFiles = true;
expectedOptions.output.dir = "/tmp/out";
expectedOptions.output.overwriteFiles = true;
expectedOptions.output.revertStrings = RevertStrings::Strip;
expectedOptions.formatting.json = JsonFormat {JsonFormat::Pretty, 1};
expectedOptions.formatting.coloredOutput = false;
expectedOptions.formatting.withErrorIds = true;
expectedOptions.compiler.estimateGas = true;
expectedOptions.compiler.combinedJsonRequests = CombinedJsonRequests{};
expectedOptions.compiler.combinedJsonRequests->abi = true;
expectedOptions.compiler.combinedJsonRequests->binary = true;
CommandLineOptions parsedOptions = parseCommandLine(commandLine);
BOOST_TEST(parsedOptions == expectedOptions);
}
BOOST_AUTO_TEST_CASE(invalid_options_input_modes_combinations)
{
map<string, vector<string>> invalidOptionInputModeCombinations = {
// TODO: This should eventually contain all options.
{"--error-recovery", {"--assemble", "--yul", "--strict-assembly", "--standard-json", "--link"}},
{"--experimental-via-ir", {"--assemble", "--yul", "--strict-assembly", "--standard-json", "--link"}},
{"--via-ir", {"--assemble", "--yul", "--strict-assembly", "--standard-json", "--link"}},
{"--metadata-literal", {"--assemble", "--yul", "--strict-assembly", "--standard-json", "--link"}},
{"--metadata-hash=swarm", {"--assemble", "--yul", "--strict-assembly", "--standard-json", "--link"}},
{"--model-checker-show-unproved", {"--assemble", "--yul", "--strict-assembly", "--standard-json", "--link"}},
{"--model-checker-div-mod-no-slacks", {"--assemble", "--yul", "--strict-assembly", "--standard-json", "--link"}},
{"--model-checker-engine=bmc", {"--assemble", "--yul", "--strict-assembly", "--standard-json", "--link"}},
{"--model-checker-invariants=contract,reentrancy", {"--assemble", "--yul", "--strict-assembly", "--standard-json", "--link"}},
{"--model-checker-solvers=z3,smtlib2", {"--assemble", "--yul", "--strict-assembly", "--standard-json", "--link"}},
{"--model-checker-timeout=5", {"--assemble", "--yul", "--strict-assembly", "--standard-json", "--link"}},
{"--model-checker-contracts=contract1.yul:A,contract2.yul:B", {"--assemble", "--yul", "--strict-assembly", "--standard-json", "--link"}},
{"--model-checker-targets=underflow,divByZero", {"--assemble", "--yul", "--strict-assembly", "--standard-json", "--link"}}
};
for (auto const& [optionName, inputModes]: invalidOptionInputModeCombinations)
for (string const& inputMode: inputModes)
{
stringstream serr;
size_t separatorPosition = optionName.find("=");
string optionNameWithoutValue = optionName.substr(0, separatorPosition);
soltestAssert(!optionNameWithoutValue.empty());
vector<string> commandLine = {"solc", optionName, "file", inputMode};
string expectedMessage = "The following options are not supported in the current input mode: " + optionNameWithoutValue;
auto hasCorrectMessage = [&](CommandLineValidationError const& _exception) { return _exception.what() == expectedMessage; };
BOOST_CHECK_EXCEPTION(parseCommandLine(commandLine), CommandLineValidationError, hasCorrectMessage);
}
}
BOOST_AUTO_TEST_CASE(default_optimiser_sequence)
{
CommandLineOptions const& commandLineOptions = parseCommandLine({"solc", "contract.sol", "--optimize"});
BOOST_CHECK_EQUAL(commandLineOptions.optimiserSettings().yulOptimiserSteps, OptimiserSettings::DefaultYulOptimiserSteps);
BOOST_CHECK_EQUAL(commandLineOptions.optimiserSettings().yulOptimiserCleanupSteps, OptimiserSettings::DefaultYulOptimiserCleanupSteps);
}
BOOST_AUTO_TEST_CASE(valid_optimiser_sequences)
{
vector<string> validSequenceInputs {
":", // Empty optimization sequence and empty cleanup sequence
":fDn", // Empty optimization sequence and specified cleanup sequence
"dhfoDgvulfnTUtnIf:", // Specified optimization sequence and empty cleanup sequence
"dhfoDgvulfnTUtnIf:fDn", // Specified optimization sequence and cleanup sequence
"dhfo[Dgvulfn]TUtnIf:f[D]n" // Specified and nested optimization and cleanup sequence
};
vector<tuple<string, string>> expectedParsedSequences {
{"", ""},
{"", "fDn"},
{"dhfoDgvulfnTUtnIf", ""},
{"dhfoDgvulfnTUtnIf", "fDn"},
{"dhfo[Dgvulfn]TUtnIf", "f[D]n"}
};
BOOST_CHECK_EQUAL(validSequenceInputs.size(), expectedParsedSequences.size());
for (size_t i = 0; i < validSequenceInputs.size(); ++i)
{
CommandLineOptions const& commandLineOptions = parseCommandLine({"solc", "contract.sol", "--optimize", "--yul-optimizations=" + validSequenceInputs[i]});
auto const& [expectedYulOptimiserSteps, expectedYulCleanupSteps] = expectedParsedSequences[i];
BOOST_CHECK_EQUAL(commandLineOptions.optimiserSettings().yulOptimiserSteps, expectedYulOptimiserSteps);
BOOST_CHECK_EQUAL(commandLineOptions.optimiserSettings().yulOptimiserCleanupSteps, expectedYulCleanupSteps);
}
}
BOOST_AUTO_TEST_CASE(invalid_nested_cleanup_sequence_delimiter)
{
vector<string> commandLine {"solc", "contract.sol", "--optimize", "--yul-optimizations=dhfoDgvulfnTUt[nIf:fd]N"};
string expectedMessage = "Invalid optimizer step sequence in --yul-optimizations: Cleanup sequence delimiter cannot be placed inside the brackets";
auto hasCorrectMessage = [&](CommandLineValidationError const& _exception) { return _exception.what() == expectedMessage; };
BOOST_CHECK_EXCEPTION(parseCommandLine(commandLine), CommandLineValidationError, hasCorrectMessage);
}
BOOST_AUTO_TEST_CASE(too_many_cleanup_sequence_delimiters)
{
vector<string> commandLine {"solc", "contract.sol", "--optimize", "--yul-optimizations=dhfoDgvulfnTU:tnIf:fdN"};
string expectedMessage = "Invalid optimizer step sequence in --yul-optimizations: Too many cleanup sequence delimiters";
auto hasCorrectMessage = [&](CommandLineValidationError const& _exception) { return _exception.what() == expectedMessage; };
BOOST_CHECK_EXCEPTION(parseCommandLine(commandLine), CommandLineValidationError, hasCorrectMessage);
}
BOOST_AUTO_TEST_SUITE_END()
} // namespace solidity::frontend::test