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StandardCompiler.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
/**
* @date 2017
* Unit tests for interface/StandardCompiler.h.
*/
#include <string>
#include <boost/test/unit_test.hpp>
#include <boost/test/data/test_case.hpp>
#include <boost/algorithm/string/replace.hpp>
#include <libsolidity/interface/OptimiserSettings.h>
#include <libsolidity/interface/StandardCompiler.h>
#include <libsolidity/interface/Version.h>
#include <libsolutil/JSON.h>
#include <libsolutil/CommonData.h>
#include <test/Metadata.h>
#include <test/Common.h>
#include <algorithm>
#include <set>
#include <utility>
using namespace solidity::evmasm;
using namespace std::string_literals;
namespace solidity::frontend::test
{
namespace
{
langutil::Error::Severity str2Severity(std::string const& _cat)
{
std::map<std::string, langutil::Error::Severity> cats{
{"info", langutil::Error::Severity::Info},
{"Info", langutil::Error::Severity::Info},
{"warning", langutil::Error::Severity::Warning},
{"Warning", langutil::Error::Severity::Warning},
{"error", langutil::Error::Severity::Error},
{"Error", langutil::Error::Severity::Error}
};
return cats.at(_cat);
}
/// Helper to match a specific error type and message
bool containsError(Json const& _compilerResult, std::string const& _type, std::string const& _message)
{
if (!_compilerResult.contains("errors"))
return false;
for (auto const& error: _compilerResult["errors"])
{
BOOST_REQUIRE(error.is_object());
BOOST_REQUIRE(error["type"].is_string());
BOOST_REQUIRE(error["message"].is_string());
if ((error["type"].get<std::string>() == _type) && (error["message"].get<std::string>() == _message))
return true;
}
return false;
}
bool containsAtMostWarnings(Json const& _compilerResult)
{
if (!_compilerResult.contains("errors"))
return true;
for (auto const& error: _compilerResult["errors"])
{
BOOST_REQUIRE(error.is_object());
BOOST_REQUIRE(error["severity"].is_string());
if (langutil::Error::isError(str2Severity(error["severity"].get<std::string>())))
return false;
}
return true;
}
Json getContractResult(Json const& _compilerResult, std::string const& _file, std::string const& _name)
{
if (!_compilerResult.contains("contracts") ||
!_compilerResult["contracts"].is_object() ||
!_compilerResult["contracts"][_file].is_object() ||
!_compilerResult["contracts"][_file][_name].is_object()
)
return Json();
return _compilerResult["contracts"][_file][_name];
}
void checkLinkReferencesSchema(Json const& _contractResult)
{
BOOST_TEST_REQUIRE(_contractResult.is_object());
BOOST_TEST_REQUIRE(_contractResult["evm"]["bytecode"].is_object());
Json const& linkReferenceResult = _contractResult["evm"]["bytecode"]["linkReferences"];
BOOST_TEST_REQUIRE(linkReferenceResult.is_object());
for (auto const& [fileName, references]: linkReferenceResult.items())
{
BOOST_TEST_REQUIRE(references.is_object());
for (auto const& [libraryName, libraryValue]: references.items())
{
BOOST_TEST_REQUIRE(libraryValue.is_array());
BOOST_TEST_REQUIRE(!libraryValue.empty());
for (size_t i = 0; i < static_cast<size_t>(linkReferenceResult.size()); ++i)
{
BOOST_TEST_REQUIRE(libraryValue[i].is_object());
BOOST_TEST_REQUIRE(libraryValue[i].size() == 2);
BOOST_TEST_REQUIRE(libraryValue[i]["length"].is_number_unsigned());
BOOST_TEST_REQUIRE(libraryValue[i]["start"].is_number_unsigned());
}
}
}
}
void expectLinkReferences(Json const& _contractResult, std::map<std::string, std::set<std::string>> const& _expectedLinkReferences)
{
checkLinkReferencesSchema(_contractResult);
Json const& linkReferenceResult = _contractResult["evm"]["bytecode"]["linkReferences"];
BOOST_TEST(linkReferenceResult.size() == _expectedLinkReferences.size());
for (auto const& [fileName, libraries]: _expectedLinkReferences)
{
BOOST_TEST(linkReferenceResult.contains(fileName));
BOOST_TEST(linkReferenceResult[fileName].size() == libraries.size());
for (std::string const& libraryName: libraries)
BOOST_TEST(linkReferenceResult[fileName].contains(libraryName));
}
}
Json compile(std::string _input)
{
StandardCompiler compiler;
std::string output = compiler.compile(std::move(_input));
Json ret;
BOOST_REQUIRE(util::jsonParseStrict(output, ret));
return ret;
}
Json createLanguageAndSourcesSection(std::string const& _language, std::map<std::string, Json> const& _sources, bool _contentNode = true)
{
Json result = Json::object();
result["language"] = _language;
result["sources"] = Json::object();
for (auto const& source: _sources)
{
result["sources"][source.first] = Json::object();
if (_contentNode)
result["sources"][source.first]["content"] = source.second;
else
result["sources"][source.first] = source.second;
}
return result;
}
class Code
{
public:
virtual ~Code() = default;
explicit Code(std::map<std::string, Json> _code = {}) : m_code(std::move(_code)) {}
[[nodiscard]] virtual Json json() const = 0;
protected:
std::map<std::string, Json> m_code;
};
class SolidityCode: public Code
{
public:
explicit SolidityCode(std::map<std::string, Json> _code = {
{"fileA", "pragma solidity >=0.0; contract C { function f() public pure {} }"}
}) : Code(std::move(_code)) {}
[[nodiscard]] Json json() const override
{
return createLanguageAndSourcesSection("Solidity", m_code);
}
};
class YulCode: public Code
{
public:
explicit YulCode(std::map<std::string, Json> _code = {
{"fileA", "{}"}
}) : Code(std::move(_code)) {}
[[nodiscard]] Json json() const override
{
return createLanguageAndSourcesSection("Yul", m_code);
}
};
class EvmAssemblyCode: public Code
{
public:
explicit EvmAssemblyCode(std::map<std::string, Json> _code = {
{"fileA", Json::parse(R"(
{
"assemblyJson": {
".code": [
{
"begin": 36,
"end": 51,
"name": "PUSH",
"source": 0,
"value": "0"
}
],
"sourceList": [
"<stdin>"
]
}
}
)")}
}) : Code(std::move(_code)) {}
[[nodiscard]] Json json() const override
{
return createLanguageAndSourcesSection("EVMAssembly", m_code, false);
}
};
class SolidityAstCode: public Code
{
public:
explicit SolidityAstCode(std::map<std::string, Json> _code = {
{"fileA", Json::parse(R"(
{
"ast": {
"absolutePath": "empty_contract.sol",
"exportedSymbols": {
"test": [
1
]
},
"id": 2,
"nodeType": "SourceUnit",
"nodes": [
{
"abstract": false,
"baseContracts": [],
"canonicalName": "test",
"contractDependencies": [],
"contractKind": "contract",
"fullyImplemented": true,
"id": 1,
"linearizedBaseContracts": [
1
],
"name": "test",
"nameLocation": "9:4:0",
"nodeType": "ContractDefinition",
"nodes": [],
"scope": 2,
"src": "0:17:0",
"usedErrors": []
}
],
"src": "0:124:0"
},
"id": 0
}
)")}
}) : Code(std::move(_code)) {}
[[nodiscard]] Json json() const override
{
return createLanguageAndSourcesSection("SolidityAST", m_code);
}
};
Json generateStandardJson(bool _viaIr, Json const& _debugInfoSelection, Json const& _outputSelection, Code const& _code = SolidityCode(), bool _advancedOutputSelection = false)
{
Json result = _code.json();
result["settings"] = Json::object();
result["settings"]["viaIR"] = _viaIr;
if (!_debugInfoSelection.empty())
result["settings"]["debug"]["debugInfo"] = _debugInfoSelection;
if (_advancedOutputSelection)
result["settings"]["outputSelection"] = _outputSelection;
else
result["settings"]["outputSelection"]["*"]["*"] = _outputSelection;
return result;
}
} // end anonymous namespace
BOOST_AUTO_TEST_SUITE(StandardCompiler)
BOOST_AUTO_TEST_CASE(assume_object_input)
{
Json result;
/// Use the native JSON interface of StandardCompiler to trigger these
frontend::StandardCompiler compiler;
result = compiler.compile(Json());
BOOST_CHECK(containsError(result, "JSONError", "Input is not a JSON object."));
result = compiler.compile(Json("INVALID"));
BOOST_CHECK(containsError(result, "JSONError", "Input is not a JSON object."));
/// Use the string interface of StandardCompiler to trigger these
result = compile("");
BOOST_CHECK(containsError(result, "JSONError", "parse error at line 1, column 1: attempting to parse an empty input; check that your input string or stream contains the expected JSON"));
result = compile("invalid");
BOOST_CHECK(containsError(result, "JSONError", "parse error at line 1, column 1: syntax error while parsing value - invalid literal; last read: 'i'"));
result = compile("\"invalid\"");
BOOST_CHECK(containsError(result, "JSONError", "Input is not a JSON object."));
result = compile("{}");
BOOST_CHECK(containsError(result, "JSONError", "No input sources specified."));
BOOST_CHECK(!containsAtMostWarnings(result));
}
BOOST_AUTO_TEST_CASE(invalid_language)
{
char const* input = R"(
{
"language": "INVALID",
"sources": { "name": { "content": "abc" } }
}
)";
Json result = compile(input);
BOOST_CHECK(containsError(result, "JSONError", "Only \"Solidity\", \"Yul\", \"SolidityAST\" or \"EVMAssembly\" is supported as a language."));
}
BOOST_AUTO_TEST_CASE(valid_language)
{
char const* input = R"(
{
"language": "Solidity"
}
)";
Json result = compile(input);
BOOST_CHECK(!containsError(result, "JSONError", "Only \"Solidity\" or \"Yul\" is supported as a language."));
}
BOOST_AUTO_TEST_CASE(no_sources)
{
char const* input = R"(
{
"language": "Solidity"
}
)";
Json result = compile(input);
BOOST_CHECK(containsError(result, "JSONError", "No input sources specified."));
}
BOOST_AUTO_TEST_CASE(no_sources_empty_object)
{
char const* input = R"(
{
"language": "Solidity",
"sources": {}
}
)";
Json result = compile(input);
BOOST_CHECK(containsError(result, "JSONError", "No input sources specified."));
}
BOOST_AUTO_TEST_CASE(no_sources_empty_array)
{
char const* input = R"(
{
"language": "Solidity",
"sources": []
}
)";
Json result = compile(input);
BOOST_CHECK(containsError(result, "JSONError", "\"sources\" is not a JSON object."));
}
BOOST_AUTO_TEST_CASE(sources_is_array)
{
char const* input = R"(
{
"language": "Solidity",
"sources": ["aa", "bb"]
}
)";
Json result = compile(input);
BOOST_CHECK(containsError(result, "JSONError", "\"sources\" is not a JSON object."));
}
BOOST_AUTO_TEST_CASE(unexpected_trailing_test)
{
char const* input = R"(
{
"language": "Solidity",
"sources": {
"A": {
"content": "contract A { function f() {} }"
}
}
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsError(result, "JSONError", "parse error at line 10, column 2: syntax error while parsing value - unexpected '}'; expected end of input"));
}
BOOST_AUTO_TEST_CASE(smoke_test)
{
char const* input = R"(
{
"language": "Solidity",
"sources": {
"empty": {
"content": ""
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsAtMostWarnings(result));
}
BOOST_AUTO_TEST_CASE(optimizer_enabled_not_boolean)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"optimizer": {
"enabled": "wrong"
}
},
"sources": {
"empty": {
"content": ""
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsError(result, "JSONError", "The \"enabled\" setting must be a Boolean."));
}
BOOST_AUTO_TEST_CASE(optimizer_runs_not_a_number)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"optimizer": {
"enabled": true,
"runs": "not a number"
}
},
"sources": {
"empty": {
"content": ""
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsError(result, "JSONError", "The \"runs\" setting must be an unsigned number."));
}
BOOST_AUTO_TEST_CASE(optimizer_runs_not_an_unsigned_number)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"optimizer": {
"enabled": true,
"runs": -1
}
},
"sources": {
"empty": {
"content": ""
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsError(result, "JSONError", "The \"runs\" setting must be an unsigned number."));
}
BOOST_AUTO_TEST_CASE(basic_compilation)
{
char const* input = R"(
{
"language": "Solidity",
"sources": {
"fileA": {
"content": "contract A { }"
}
},
"settings": {
"outputSelection": {
"fileA": {
"A": [ "abi", "devdoc", "userdoc", "evm.bytecode", "evm.assembly", "evm.gasEstimates", "evm.legacyAssembly", "metadata" ],
"": [ "ast" ]
}
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsAtMostWarnings(result));
Json contract = getContractResult(result, "fileA", "A");
BOOST_CHECK(contract.is_object());
BOOST_CHECK(contract["abi"].is_array());
BOOST_CHECK_EQUAL(util::jsonCompactPrint(contract["abi"]), "[]");
BOOST_CHECK(contract["devdoc"].is_object());
BOOST_CHECK_EQUAL(util::jsonCompactPrint(contract["devdoc"]), R"({"kind":"dev","methods":{},"version":1})");
BOOST_CHECK(contract["userdoc"].is_object());
BOOST_CHECK_EQUAL(util::jsonCompactPrint(contract["userdoc"]), R"({"kind":"user","methods":{},"version":1})");
BOOST_CHECK(contract["evm"].is_object());
/// @TODO check evm.methodIdentifiers, legacyAssembly, bytecode, deployedBytecode
BOOST_CHECK(contract["evm"]["bytecode"].is_object());
BOOST_CHECK(contract["evm"]["bytecode"]["object"].is_string());
BOOST_CHECK_EQUAL(
solidity::test::bytecodeSansMetadata(contract["evm"]["bytecode"]["object"].get<std::string>()),
std::string("6080604052348015600e575f5ffd5b5060") +
(VersionIsRelease ? "3e" : util::toHex(bytes{uint8_t(60 + VersionStringStrict.size())})) +
"80601a5f395ff3fe60806040525f5ffdfe"
);
BOOST_CHECK(contract["evm"]["assembly"].is_string());
BOOST_CHECK(contract["evm"]["assembly"].get<std::string>().find(
" /* \"fileA\":0:14 contract A { } */\n mstore(0x40, 0x80)\n "
"callvalue\n dup1\n "
"iszero\n tag_1\n jumpi\n "
"revert(0x00, 0x00)\n"
"tag_1:\n pop\n dataSize(sub_0)\n dup1\n "
"dataOffset(sub_0)\n 0x00\n codecopy\n 0x00\n return\nstop\n\nsub_0: assembly {\n "
"/* \"fileA\":0:14 contract A { } */\n mstore(0x40, 0x80)\n "
"revert(0x00, 0x00)\n\n auxdata: 0xa26469706673582212"
) == 0);
BOOST_CHECK(contract["evm"]["gasEstimates"].is_object());
BOOST_CHECK_EQUAL(contract["evm"]["gasEstimates"].size(), 1);
BOOST_CHECK(contract["evm"]["gasEstimates"]["creation"].is_object());
BOOST_CHECK_EQUAL(contract["evm"]["gasEstimates"]["creation"].size(), 3);
BOOST_CHECK(contract["evm"]["gasEstimates"]["creation"]["codeDepositCost"].is_string());
BOOST_CHECK(contract["evm"]["gasEstimates"]["creation"]["executionCost"].is_string());
BOOST_CHECK(contract["evm"]["gasEstimates"]["creation"]["totalCost"].is_string());
BOOST_CHECK_EQUAL(
u256(contract["evm"]["gasEstimates"]["creation"]["codeDepositCost"].get<std::string>()) +
u256(contract["evm"]["gasEstimates"]["creation"]["executionCost"].get<std::string>()),
u256(contract["evm"]["gasEstimates"]["creation"]["totalCost"].get<std::string>())
);
// Lets take the top level `.code` section (the "deployer code"), that should expose most of the features of
// the assembly JSON. What we want to check here is Operation, Push, PushTag, PushSub, PushSubSize and Tag.
BOOST_CHECK(contract["evm"]["legacyAssembly"].is_object());
BOOST_CHECK(contract["evm"]["legacyAssembly"][".code"].is_array());
BOOST_CHECK_EQUAL(
util::jsonCompactPrint(contract["evm"]["legacyAssembly"][".code"]),
"[{\"begin\":0,\"end\":14,\"name\":\"PUSH\",\"source\":0,\"value\":\"80\"},"
"{\"begin\":0,\"end\":14,\"name\":\"PUSH\",\"source\":0,\"value\":\"40\"},"
"{\"begin\":0,\"end\":14,\"name\":\"MSTORE\",\"source\":0},"
"{\"begin\":0,\"end\":14,\"name\":\"CALLVALUE\",\"source\":0},"
"{\"begin\":0,\"end\":14,\"name\":\"DUP1\",\"source\":0},"
"{\"begin\":0,\"end\":14,\"name\":\"ISZERO\",\"source\":0},"
"{\"begin\":0,\"end\":14,\"name\":\"PUSH [tag]\",\"source\":0,\"value\":\"1\"},"
"{\"begin\":0,\"end\":14,\"name\":\"JUMPI\",\"source\":0},"
"{\"begin\":0,\"end\":14,\"name\":\"PUSH\",\"source\":0,\"value\":\"0\"},"
"{\"begin\":0,\"end\":14,\"name\":\"PUSH\",\"source\":0,\"value\":\"0\"},"
"{\"begin\":0,\"end\":14,\"name\":\"REVERT\",\"source\":0},"
"{\"begin\":0,\"end\":14,\"name\":\"tag\",\"source\":0,\"value\":\"1\"},"
"{\"begin\":0,\"end\":14,\"name\":\"JUMPDEST\",\"source\":0},"
"{\"begin\":0,\"end\":14,\"name\":\"POP\",\"source\":0},"
"{\"begin\":0,\"end\":14,\"name\":\"PUSH #[$]\",\"source\":0,\"value\":\"0000000000000000000000000000000000000000000000000000000000000000\"},"
"{\"begin\":0,\"end\":14,\"name\":\"DUP1\",\"source\":0},"
"{\"begin\":0,\"end\":14,\"name\":\"PUSH [$]\",\"source\":0,\"value\":\"0000000000000000000000000000000000000000000000000000000000000000\"},"
"{\"begin\":0,\"end\":14,\"name\":\"PUSH\",\"source\":0,\"value\":\"0\"},"
"{\"begin\":0,\"end\":14,\"name\":\"CODECOPY\",\"source\":0},"
"{\"begin\":0,\"end\":14,\"name\":\"PUSH\",\"source\":0,\"value\":\"0\"},"
"{\"begin\":0,\"end\":14,\"name\":\"RETURN\",\"source\":0}]"
);
BOOST_CHECK(contract["metadata"].is_string());
BOOST_CHECK(solidity::test::isValidMetadata(contract["metadata"].get<std::string>()));
BOOST_CHECK(result["sources"].is_object());
BOOST_CHECK(result["sources"]["fileA"].is_object());
BOOST_CHECK(result["sources"]["fileA"]["ast"].is_object());
BOOST_CHECK_EQUAL(
util::jsonCompactPrint(result["sources"]["fileA"]["ast"]),
"{\"absolutePath\":\"fileA\",\"exportedSymbols\":{\"A\":[1]},\"id\":2,\"nodeType\":\"SourceUnit\",\"nodes\":[{\"abstract\":false,"
"\"baseContracts\":[],\"canonicalName\":\"A\",\"contractDependencies\":[],"
"\"contractKind\":\"contract\",\"fullyImplemented\":true,\"id\":1,"
"\"linearizedBaseContracts\":[1],\"name\":\"A\",\"nameLocation\":\"9:1:0\",\"nodeType\":\"ContractDefinition\",\"nodes\":[],\"scope\":2,"
"\"src\":\"0:14:0\",\"usedErrors\":[],\"usedEvents\":[]}],\"src\":\"0:14:0\"}"
);
}
BOOST_AUTO_TEST_CASE(compilation_error)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"outputSelection": {
"fileA": {
"A": [
"abi"
]
}
}
},
"sources": {
"fileA": {
"content": "contract A { function }"
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(result.contains("errors"));
BOOST_CHECK(result["errors"].size() >= 1);
for (auto const& error: result["errors"])
{
BOOST_REQUIRE(error.is_object());
BOOST_REQUIRE(error["message"].is_string());
if (error["message"].get<std::string>().find("pre-release compiler") == std::string::npos)
{
BOOST_CHECK_EQUAL(
util::jsonCompactPrint(error),
"{\"component\":\"general\",\"errorCode\":\"2314\",\"formattedMessage\":\"ParserError: Expected identifier but got '}'\\n"
" --> fileA:1:23:\\n |\\n1 | contract A { function }\\n | ^\\n\\n\",\"message\":\"Expected identifier but got '}'\","
"\"severity\":\"error\",\"sourceLocation\":{\"end\":23,\"file\":\"fileA\",\"start\":22},\"type\":\"ParserError\"}"
);
}
}
}
BOOST_AUTO_TEST_CASE(output_selection_explicit)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"outputSelection": {
"fileA": {
"A": [
"abi"
]
}
}
},
"sources": {
"fileA": {
"content": "contract A { }"
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsAtMostWarnings(result));
Json contract = getContractResult(result, "fileA", "A");
BOOST_CHECK(contract.is_object());
BOOST_CHECK(contract["abi"].is_array());
BOOST_CHECK_EQUAL(util::jsonCompactPrint(contract["abi"]), "[]");
}
BOOST_AUTO_TEST_CASE(output_selection_all_contracts)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"outputSelection": {
"fileA": {
"*": [
"abi"
]
}
}
},
"sources": {
"fileA": {
"content": "contract A { }"
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsAtMostWarnings(result));
Json contract = getContractResult(result, "fileA", "A");
BOOST_CHECK(contract.is_object());
BOOST_CHECK(contract["abi"].is_array());
BOOST_CHECK_EQUAL(util::jsonCompactPrint(contract["abi"]), "[]");
}
BOOST_AUTO_TEST_CASE(output_selection_all_files_single_contract)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"outputSelection": {
"*": {
"A": [
"abi"
]
}
}
},
"sources": {
"fileA": {
"content": "contract A { }"
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsAtMostWarnings(result));
Json contract = getContractResult(result, "fileA", "A");
BOOST_CHECK(contract.is_object());
BOOST_CHECK(contract["abi"].is_array());
BOOST_CHECK_EQUAL(util::jsonCompactPrint(contract["abi"]), "[]");
}
BOOST_AUTO_TEST_CASE(output_selection_all_files_all_contracts)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"outputSelection": {
"*": {
"*": [
"abi"
]
}
}
},
"sources": {
"fileA": {
"content": "contract A { }"
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsAtMostWarnings(result));
Json contract = getContractResult(result, "fileA", "A");
BOOST_CHECK(contract.is_object());
BOOST_CHECK(contract["abi"].is_array());
BOOST_CHECK_EQUAL(util::jsonCompactPrint(contract["abi"]), "[]");
}
BOOST_AUTO_TEST_CASE(output_selection_dependent_contract)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"outputSelection": {
"*": {
"A": [
"abi"
]
}
}
},
"sources": {
"fileA": {
"content": "contract B { } contract A { function f() public { new B(); } }"
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsAtMostWarnings(result));
Json contract = getContractResult(result, "fileA", "A");
BOOST_CHECK(contract.is_object());
BOOST_CHECK(contract["abi"].is_array());
BOOST_CHECK_EQUAL(util::jsonCompactPrint(contract["abi"]), "[{\"inputs\":[],\"name\":\"f\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]");
}
BOOST_AUTO_TEST_CASE(output_selection_dependent_contract_with_import)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"outputSelection": {
"*": {
"A": [
"abi"
]
}
}
},
"sources": {
"fileA": {
"content": "import \"fileB\"; contract A { function f() public { new B(); } }"
},
"fileB": {
"content": "contract B { }"
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsAtMostWarnings(result));
Json contract = getContractResult(result, "fileA", "A");
BOOST_CHECK(contract.is_object());
BOOST_CHECK(contract["abi"].is_array());
BOOST_CHECK_EQUAL(util::jsonCompactPrint(contract["abi"]), "[{\"inputs\":[],\"name\":\"f\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]");
}
BOOST_AUTO_TEST_CASE(filename_with_colon)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"outputSelection": {
"http://github.com/ethereum/solidity/std/StandardToken.sol": {
"A": [
"abi"
]
}
}
},
"sources": {
"http://github.com/ethereum/solidity/std/StandardToken.sol": {
"content": "contract A { }"
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsAtMostWarnings(result));
Json contract = getContractResult(result, "http://github.com/ethereum/solidity/std/StandardToken.sol", "A");
BOOST_CHECK(contract.is_object());
BOOST_CHECK(contract["abi"].is_array());
BOOST_CHECK_EQUAL(util::jsonCompactPrint(contract["abi"]), "[]");
}
BOOST_AUTO_TEST_CASE(library_filename_with_colon)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"outputSelection": {
"fileA": {
"A": [
"evm.bytecode"
]
}
}
},
"sources": {
"fileA": {
"content": "import \"git:library.sol\"; contract A { function f() public returns (uint) { return L.g(); } }"
},
"git:library.sol": {
"content": "library L { function g() public returns (uint) { return 1; } }"
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsAtMostWarnings(result));
Json contract = getContractResult(result, "fileA", "A");
BOOST_CHECK(contract.is_object());
expectLinkReferences(contract, {{"git:library.sol", {"L"}}});
}
BOOST_AUTO_TEST_CASE(libraries_invalid_top_level)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"libraries": "42"
},
"sources": {
"empty": {
"content": ""
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsError(result, "JSONError", "\"libraries\" is not a JSON object."));
}
BOOST_AUTO_TEST_CASE(libraries_invalid_entry)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"libraries": {
"L": "42"
}
},
"sources": {
"empty": {
"content": ""
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsError(result, "JSONError", "Library entry is not a JSON object."));
}
BOOST_AUTO_TEST_CASE(libraries_invalid_hex)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"libraries": {
"library.sol": {
"L": "0x4200000000000000000000000000000000000xx1"
}
}
},
"sources": {
"empty": {
"content": ""
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsError(result, "JSONError", "Invalid library address (\"0x4200000000000000000000000000000000000xx1\") supplied."));
}
BOOST_AUTO_TEST_CASE(libraries_invalid_length)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"libraries": {
"library.sol": {
"L1": "0x42",
"L2": "0x4200000000000000000000000000000000000001ff"
}
}
},
"sources": {
"empty": {
"content": ""
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsError(result, "JSONError", "Library address is of invalid length."));
}
BOOST_AUTO_TEST_CASE(libraries_missing_hex_prefix)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"libraries": {
"library.sol": {
"L": "4200000000000000000000000000000000000001"
}
}
},
"sources": {
"empty": {
"content": ""
}
}
}
)";
Json result = compile(input);
BOOST_CHECK(containsError(result, "JSONError", "Library address is not prefixed with \"0x\"."));
}
BOOST_AUTO_TEST_CASE(library_linking)
{
char const* input = R"(
{
"language": "Solidity",
"settings": {
"libraries": {
"library.sol": {
"L": "0x4200000000000000000000000000000000000001"
}
},
"outputSelection": {
"fileA": {
"A": [