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279 lines
8.0 KiB
279 lines
8.0 KiB
/*
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This file is part of cpp-ethereum.
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cpp-ethereum 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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cpp-ethereum 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 cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @author Lefteris Karapetsas <lefteris@ethdev.com>
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* @date 2014
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* Unit tests for the solidity compiler JSON Interface output.
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*/
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#include <boost/test/unit_test.hpp>
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#include <libsolidity/CompilerStack.h>
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#include <jsonrpc/json/json.h>
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#include <libdevcore/Exceptions.h>
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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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class DocumentationChecker
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{
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public:
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void checkNatspec(std::string const& _code,
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std::string const& _expectedDocumentationString,
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bool _userDocumentation)
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{
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std::string generatedDocumentationString;
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try
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{
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m_compilerStack.parse(_code);
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}
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catch (const std::exception& e)
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{
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std::string const* extra = boost::get_error_info<errinfo_comment>(e);
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std::string msg = std::string("Parsing contract failed with: ") +
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e.what() + std::string("\n");
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if (extra)
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msg += *extra;
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BOOST_FAIL(msg);
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}
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if (_userDocumentation)
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generatedDocumentationString = *m_compilerStack.getJsonDocumentation(NATSPEC_USER);
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else
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generatedDocumentationString = *m_compilerStack.getJsonDocumentation(NATSPEC_DEV);
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Json::Value generatedDocumentation;
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m_reader.parse(generatedDocumentationString, generatedDocumentation);
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Json::Value expectedDocumentation;
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m_reader.parse(_expectedDocumentationString, expectedDocumentation);
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BOOST_CHECK_MESSAGE(expectedDocumentation == generatedDocumentation,
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"Expected " << _expectedDocumentationString <<
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"\n but got:\n" << generatedDocumentationString);
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}
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private:
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CompilerStack m_compilerStack;
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Json::Reader m_reader;
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};
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BOOST_FIXTURE_TEST_SUITE(SolidityNatspecJSON, DocumentationChecker)
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BOOST_AUTO_TEST_CASE(user_basic_test)
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{
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char const* sourceCode = "contract test {\n"
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" /// @notice Multiplies `a` by 7\n"
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" function mul(uint a) returns(uint d) { return a * 7; }\n"
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"}\n";
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char const* natspec = "{"
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"\"methods\":{"
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" \"mul\":{ \"notice\": \"Multiplies `a` by 7\"}"
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"}}";
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checkNatspec(sourceCode, natspec, true);
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}
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BOOST_AUTO_TEST_CASE(dev_and_user_basic_test)
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{
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char const* sourceCode = "contract test {\n"
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" /// @notice Multiplies `a` by 7\n"
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" /// @dev Multiplies a number by 7\n"
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" function mul(uint a) returns(uint d) { return a * 7; }\n"
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"}\n";
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char const* devNatspec = "{"
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"\"methods\":{"
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" \"mul\":{ \n"
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" \"details\": \"Multiplies a number by 7\",\n"
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" \"params\": {}\n"
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" }\n"
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" }\n"
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"}}";
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char const* userNatspec = "{"
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"\"methods\":{"
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" \"mul\":{ \"notice\": \"Multiplies `a` by 7\"}"
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"}}";
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checkNatspec(sourceCode, devNatspec, false);
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checkNatspec(sourceCode, userNatspec, true);
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}
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BOOST_AUTO_TEST_CASE(user_multiline_comment)
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{
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char const* sourceCode = "contract test {\n"
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" /// @notice Multiplies `a` by 7\n"
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" /// and then adds `b`\n"
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" function mul_and_add(uint a, uint256 b) returns(uint256 d)\n"
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" {\n"
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" return (a * 7) + b;\n"
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" }\n"
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"}\n";
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char const* natspec = "{"
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"\"methods\":{"
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" \"mul_and_add\":{ \"notice\": \"Multiplies `a` by 7 and then adds `b`\"}"
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"}}";
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checkNatspec(sourceCode, natspec, true);
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}
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BOOST_AUTO_TEST_CASE(user_multiple_functions)
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{
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char const* sourceCode = "contract test {\n"
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" /// @notice Multiplies `a` by 7 and then adds `b`\n"
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" function mul_and_add(uint a, uint256 b) returns(uint256 d)\n"
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" {\n"
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" return (a * 7) + b;\n"
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" }\n"
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"\n"
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" /// @notice Divides `input` by `div`\n"
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" function divide(uint input, uint div) returns(uint d)\n"
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" {\n"
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" return input / div;\n"
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" }\n"
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" /// @notice Subtracts 3 from `input`\n"
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" function sub(int input) returns(int d)\n"
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" {\n"
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" return input - 3;\n"
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" }\n"
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"}\n";
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char const* natspec = "{"
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"\"methods\":{"
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" \"mul_and_add\":{ \"notice\": \"Multiplies `a` by 7 and then adds `b`\"},"
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" \"divide\":{ \"notice\": \"Divides `input` by `div`\"},"
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" \"sub\":{ \"notice\": \"Subtracts 3 from `input`\"}"
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"}}";
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checkNatspec(sourceCode, natspec, true);
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}
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BOOST_AUTO_TEST_CASE(user_empty_contract)
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{
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char const* sourceCode = "contract test {\n"
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"}\n";
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char const* natspec = "{\"methods\":{} }";
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checkNatspec(sourceCode, natspec, true);
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}
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BOOST_AUTO_TEST_CASE(dev_multiple_params)
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{
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char const* sourceCode = "contract test {\n"
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" /// @dev Multiplies a number by 7 and adds second parameter\n"
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" /// @param a Documentation for the first parameter\n"
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" /// @param second Documentation for the second parameter\n"
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" function mul(uint a, uint second) returns(uint d) { return a * 7 + second; }\n"
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"}\n";
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char const* natspec = "{"
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"\"methods\":{"
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" \"mul\":{ \n"
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" \"details\": \"Multiplies a number by 7 and adds second parameter\",\n"
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" \"params\": {\n"
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" \"a\": \"Documentation for the first parameter\",\n"
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" \"second\": \"Documentation for the second parameter\"\n"
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" }\n"
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" }\n"
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"}}";
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checkNatspec(sourceCode, natspec, false);
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}
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BOOST_AUTO_TEST_CASE(dev_mutiline_param_description)
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{
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char const* sourceCode = "contract test {\n"
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" /// @dev Multiplies a number by 7 and adds second parameter\n"
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" /// @param a Documentation for the first parameter starts here.\n"
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" /// Since it's a really complicated parameter we need 2 lines\n"
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" /// @param second Documentation for the second parameter\n"
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" function mul(uint a, uint second) returns(uint d) { return a * 7 + second; }\n"
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"}\n";
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char const* natspec = "{"
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"\"methods\":{"
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" \"mul\":{ \n"
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" \"details\": \"Multiplies a number by 7 and adds second parameter\",\n"
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" \"params\": {\n"
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" \"a\": \"Documentation for the first parameter starts here.Since it's a really complicated parameter we need 2 lines\",\n"
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" \"second\": \"Documentation for the second parameter\"\n"
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" }\n"
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" }\n"
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"}}";
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checkNatspec(sourceCode, natspec, false);
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}
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BOOST_AUTO_TEST_CASE(dev_multiple_functions)
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{
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char const* sourceCode = "contract test {\n"
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" /// @dev Multiplies a number by 7 and adds second parameter\n"
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" /// @param a Documentation for the first parameter\n"
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" /// @param second Documentation for the second parameter\n"
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" function mul(uint a, uint second) returns(uint d) { return a * 7 + second; }\n"
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" \n"
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" /// @dev Divides 2 numbers\n"
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" /// @param input Documentation for the input parameter\n"
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" /// @param div Documentation for the div parameter\n"
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" function divide(uint input, uint div) returns(uint d)\n"
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" {\n"
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" return input / div;\n"
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" }\n"
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" /// @dev Subtracts 3 from `input`\n"
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" /// @param input Documentation for the input parameter\n"
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" function sub(int input) returns(int d)\n"
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" {\n"
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" return input - 3;\n"
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" }\n"
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"}\n";
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char const* natspec = "{"
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"\"methods\":{"
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" \"mul\":{ \n"
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" \"details\": \"Multiplies a number by 7 and adds second parameter\",\n"
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" \"params\": {\n"
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" \"a\": \"Documentation for the first parameter\",\n"
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" \"second\": \"Documentation for the second parameter\"\n"
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" }\n"
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" },\n"
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" \"divide\":{ \n"
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" \"details\": \"Divides 2 numbers\",\n"
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" \"params\": {\n"
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" \"input\": \"Documentation for the input parameter\",\n"
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" \"div\": \"Documentation for the div parameter\"\n"
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" }\n"
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" },\n"
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" \"sub\":{ \n"
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" \"details\": \"Subtracts 3 from `input`\",\n"
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" \"params\": {\n"
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" \"input\": \"Documentation for the input parameter\"\n"
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" }\n"
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" }\n"
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"}}";
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checkNatspec(sourceCode, natspec, false);
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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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}
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