mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
189 lines
4.8 KiB
C++
189 lines
4.8 KiB
C++
/*
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This file is part of solidity.
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solidity is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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solidity is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with solidity. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @date 2017
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* Unit tests for libsolc/libsolc.cpp.
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*/
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#include <string>
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#include <boost/test/unit_test.hpp>
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#include <libdevcore/JSON.h>
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#include <libsolidity/interface/ReadFile.h>
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#include <libsolidity/interface/Version.h>
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#include <libsolc/libsolc.h>
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using namespace std;
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namespace dev
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{
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namespace solidity
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{
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namespace test
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{
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namespace
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{
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/// TODO: share this between StandardCompiler.cpp
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/// Helper to match a specific error type and message
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bool containsError(Json::Value const& _compilerResult, string const& _type, string const& _message)
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{
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if (!_compilerResult.isMember("errors"))
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return false;
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for (auto const& error: _compilerResult["errors"])
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{
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BOOST_REQUIRE(error.isObject());
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BOOST_REQUIRE(error["type"].isString());
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BOOST_REQUIRE(error["message"].isString());
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if ((error["type"].asString() == _type) && (error["message"].asString() == _message))
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return true;
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}
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return false;
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}
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Json::Value compile(string const& _input, CStyleReadFileCallback _callback = nullptr)
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{
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string output(solidity_compile(_input.c_str(), _callback, nullptr));
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// This should be safe given the above copies the output.
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solidity_reset();
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Json::Value ret;
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BOOST_REQUIRE(jsonParseStrict(output, ret));
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return ret;
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}
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char* stringToSolidity(string const& _input)
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{
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char* ptr = solidity_alloc(_input.length());
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BOOST_REQUIRE(ptr != nullptr);
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std::memcpy(ptr, _input.c_str(), _input.length());
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return ptr;
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}
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} // end anonymous namespace
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BOOST_AUTO_TEST_SUITE(LibSolc)
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BOOST_AUTO_TEST_CASE(read_version)
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{
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string output(solidity_version());
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BOOST_CHECK(output.find(VersionString) == 0);
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}
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BOOST_AUTO_TEST_CASE(read_license)
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{
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string output(solidity_license());
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BOOST_CHECK(output.find("GNU GENERAL PUBLIC LICENSE") != string::npos);
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}
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BOOST_AUTO_TEST_CASE(standard_compilation)
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{
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char const* input = R"(
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{
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"language": "Solidity",
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"sources": {
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"fileA": {
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"content": "contract A { }"
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}
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}
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}
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)";
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Json::Value result = compile(input);
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BOOST_REQUIRE(result.isObject());
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// Only tests some assumptions. The StandardCompiler is tested properly in another suite.
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BOOST_CHECK(result.isMember("sources"));
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// This used to test that it is a member, but we did not actually request any output,
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// so there should not be a contract member.
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BOOST_CHECK(!result.isMember("contracts"));
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}
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BOOST_AUTO_TEST_CASE(missing_callback)
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{
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char const* input = R"(
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{
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"language": "Solidity",
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"sources": {
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"fileA": {
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"content": "import \"missing.sol\"; contract A { }"
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}
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}
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}
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)";
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Json::Value result = compile(input);
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BOOST_REQUIRE(result.isObject());
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BOOST_CHECK(containsError(result, "ParserError", "Source \"missing.sol\" not found: File not supplied initially."));
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}
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BOOST_AUTO_TEST_CASE(with_callback)
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{
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char const* input = R"(
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{
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"language": "Solidity",
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"sources": {
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"fileA": {
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"content": "import \"found.sol\"; import \"notfound.sol\"; contract A { }"
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}
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}
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}
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)";
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CStyleReadFileCallback callback{
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[](void* _context, char const* _kind, char const* _path, char** o_contents, char** o_error)
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{
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// Passed in a nullptr in the compile() helper above.
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BOOST_REQUIRE(_context == nullptr);
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// Caller frees the pointers.
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BOOST_REQUIRE(string(_kind) == ReadCallback::kindString(ReadCallback::Kind::ReadFile));
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if (string(_path) == "found.sol")
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{
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static string content{"import \"missing.sol\"; contract B {}"};
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*o_contents = stringToSolidity(content);
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*o_error = nullptr;
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}
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else if (string(_path) == "missing.sol")
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{
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static string errorMsg{"Missing file."};
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*o_error = stringToSolidity(errorMsg);
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*o_contents = nullptr;
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}
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else
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{
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*o_error = nullptr;
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*o_contents = nullptr;
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}
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}
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};
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Json::Value result = compile(input, callback);
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BOOST_REQUIRE(result.isObject());
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// This ensures that "found.sol" was properly loaded which triggered the second import statement.
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BOOST_CHECK(containsError(result, "ParserError", "Source \"missing.sol\" not found: Missing file."));
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// This should be placed due to the missing "notfound.sol" which sets both pointers to null.
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BOOST_CHECK(containsError(result, "ParserError", "Source \"notfound.sol\" not found: Callback not supported."));
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}
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BOOST_AUTO_TEST_SUITE_END()
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}
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}
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} // end namespaces
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