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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/>.
*/
/**
* @date 2017
* Unit tests for interface/StandardCompiler.h.
*/
#include <string>
#include <boost/test/unit_test.hpp>
#include <libsolidity/interface/StandardCompiler.h>
#include <libdevcore/JSON.h>
#include "../Metadata.h"
using namespace std;
using namespace dev::eth;
namespace dev
{
namespace solidity
{
namespace test
{
namespace
{
/// Helper to match a specific error type and message
bool containsError(Json::Value const& _compilerResult, string const& _type, string const& _message)
{
if (!_compilerResult.isMember("errors"))
return false;
for (auto const& error: _compilerResult["errors"])
{
BOOST_REQUIRE(error.isObject());
BOOST_REQUIRE(error["type"].isString());
BOOST_REQUIRE(error["message"].isString());
if ((error["type"].asString() == _type) && (error["message"].asString() == _message))
return true;
}
return false;
}
bool containsAtMostWarnings(Json::Value const& _compilerResult)
{
if (!_compilerResult.isMember("errors"))
return true;
for (auto const& error: _compilerResult["errors"])
{
BOOST_REQUIRE(error.isObject());
BOOST_REQUIRE(error["severity"].isString());
if (error["severity"].asString() != "warning")
return false;
}
return true;
}
Json::Value getContractResult(Json::Value const& _compilerResult, string const& _file, string const& _name)
{
if (
!_compilerResult["contracts"].isObject() ||
!_compilerResult["contracts"][_file].isObject() ||
!_compilerResult["contracts"][_file][_name].isObject()
)
return Json::Value();
return _compilerResult["contracts"][_file][_name];
}
Json::Value compile(string const& _input)
{
StandardCompiler compiler;
string output = compiler.compile(_input);
Json::Value ret;
BOOST_REQUIRE(Json::Reader().parse(output, ret, false));
return ret;
}
} // end anonymous namespace
BOOST_AUTO_TEST_SUITE(StandardCompiler)
BOOST_AUTO_TEST_CASE(assume_object_input)
{
Json::Value result;
/// Use the native JSON interface of StandardCompiler to trigger these
solidity::StandardCompiler compiler;
result = compiler.compile(Json::Value());
BOOST_CHECK(containsError(result, "JSONError", "Input is not a JSON object."));
result = compiler.compile(Json::Value("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", "* Line 1, Column 1\n Syntax error: value, object or array expected.\n"));
result = compile("invalid");
BOOST_CHECK(containsError(result, "JSONError", "* Line 1, Column 1\n Syntax error: value, object or array expected.\n"));
result = compile("\"invalid\"");
BOOST_CHECK(containsError(result, "JSONError", "Input is not a JSON object."));
BOOST_CHECK(!containsError(result, "JSONError", "* Line 1, Column 1\n Syntax error: value, object or array expected.\n"));
result = compile("{}");
BOOST_CHECK(!containsError(result, "JSONError", "* Line 1, Column 1\n Syntax error: value, object or array expected.\n"));
BOOST_CHECK(!containsAtMostWarnings(result));
}
BOOST_AUTO_TEST_CASE(invalid_language)
{
char const* input = R"(
{
"language": "INVALID"
}
)";
Json::Value result = compile(input);
BOOST_CHECK(containsError(result, "JSONError", "Only \"Solidity\" is supported as a language."));
}
BOOST_AUTO_TEST_CASE(valid_language)
{
char const* input = R"(
{
"language": "Solidity"
}
)";
Json::Value result = compile(input);
BOOST_CHECK(!containsError(result, "JSONError", "Only \"Solidity\" is supported as a language."));
}
BOOST_AUTO_TEST_CASE(no_sources)
{
char const* input = R"(
{
"language": "Solidity"
}
)";
Json::Value result = compile(input);
BOOST_CHECK(containsError(result, "JSONError", "No input sources specified."));
}
BOOST_AUTO_TEST_CASE(smoke_test)
{
char const* input = R"(
{
"language": "Solidity",
"sources": {
"empty": {
"content": ""
}
}
}
)";
Json::Value result = compile(input);
BOOST_CHECK(containsAtMostWarnings(result));
}
BOOST_AUTO_TEST_CASE(basic_compilation)
{
char const* input = R"(
{
"language": "Solidity",
"sources": {
"fileA": {
"content": "contract A { }"
}
}
}
)";
Json::Value result = compile(input);
BOOST_CHECK(containsAtMostWarnings(result));
Json::Value contract = getContractResult(result, "fileA", "A");
BOOST_CHECK(contract.isObject());
BOOST_CHECK(contract["abi"].isArray());
BOOST_CHECK_EQUAL(dev::jsonCompactPrint(contract["abi"]), "[]");
BOOST_CHECK(contract["devdoc"].isObject());
BOOST_CHECK_EQUAL(dev::jsonCompactPrint(contract["devdoc"]), "{\"methods\":{}}");
BOOST_CHECK(contract["userdoc"].isObject());
BOOST_CHECK_EQUAL(dev::jsonCompactPrint(contract["userdoc"]), "{\"methods\":{}}");
BOOST_CHECK(contract["evm"].isObject());
/// @TODO check evm.methodIdentifiers, legacyAssembly, bytecode, deployedBytecode
BOOST_CHECK(contract["evm"]["bytecode"].isObject());
BOOST_CHECK(contract["evm"]["bytecode"]["object"].isString());
BOOST_CHECK_EQUAL(
dev::test::bytecodeSansMetadata(contract["evm"]["bytecode"]["object"].asString()),
"60606040523415600e57600080fd5b5b603680601c6000396000f30060606040525b600080fd00"
);
BOOST_CHECK(contract["evm"]["assembly"].isString());
BOOST_CHECK(contract["evm"]["assembly"].asString().find(
" /* \"fileA\":0:14 contract A { } */\n mstore(0x40, 0x60)\n jumpi(tag_1, iszero(callvalue))\n"
" 0x0\n dup1\n revert\ntag_1:\ntag_2:\n dataSize(sub_0)\n dup1\n dataOffset(sub_0)\n 0x0\n codecopy\n 0x0\n"
" return\nstop\n\nsub_0: assembly {\n /* \"fileA\":0:14 contract A { } */\n"
" mstore(0x40, 0x60)\n tag_1:\n 0x0\n dup1\n revert\n\n"
" auxdata: 0xa165627a7a7230582") == 0);
BOOST_CHECK(contract["evm"]["gasEstimates"].isObject());
BOOST_CHECK_EQUAL(
dev::jsonCompactPrint(contract["evm"]["gasEstimates"]),
"{\"creation\":{\"codeDepositCost\":\"10800\",\"executionCost\":\"62\",\"totalCost\":\"10862\"}}"
);
BOOST_CHECK(contract["metadata"].isString());
BOOST_CHECK(dev::test::isValidMetadata(contract["metadata"].asString()));
BOOST_CHECK(result["sources"].isObject());
BOOST_CHECK(result["sources"]["fileA"].isObject());
BOOST_CHECK(result["sources"]["fileA"]["legacyAST"].isObject());
BOOST_CHECK_EQUAL(
dev::jsonCompactPrint(result["sources"]["fileA"]["legacyAST"]),
"{\"attributes\":{\"absolutePath\":\"fileA\",\"exportedSymbols\":{\"A\":[1]}},\"children\":"
"[{\"attributes\":{\"baseContracts\":[null],\"contractDependencies\":[null],\"contractKind\":\"contract\","
"\"documentation\":null,\"fullyImplemented\":true,\"linearizedBaseContracts\":[1],\"name\":\"A\",\"nodes\":[null],\"scope\":2},"
"\"id\":1,\"name\":\"ContractDefinition\",\"src\":\"0:14:0\"}],\"id\":2,\"name\":\"SourceUnit\",\"src\":\"0:14:0\"}"
);
}
BOOST_AUTO_TEST_SUITE_END()
}
}
} // end namespaces
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