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481 lines
8.0 KiB
481 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 Marek Kotewicz <marek@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 "TestHelper.h"
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#include <libsolidity/CompilerStack.h>
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#include <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 JSONInterfaceChecker
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{
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public:
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JSONInterfaceChecker(): m_compilerStack(false) {}
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void checkInterface(std::string const& _code, std::string const& _expectedInterfaceString)
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{
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ETH_TEST_REQUIRE_NO_THROW(m_compilerStack.parse(_code), "Parsing contract failed");
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std::string generatedInterfaceString = m_compilerStack.getMetadata("", DocumentationType::ABIInterface);
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Json::Value generatedInterface;
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m_reader.parse(generatedInterfaceString, generatedInterface);
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Json::Value expectedInterface;
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m_reader.parse(_expectedInterfaceString, expectedInterface);
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BOOST_CHECK_MESSAGE(expectedInterface == generatedInterface,
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"Expected:\n" << expectedInterface.toStyledString() <<
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"\n but got:\n" << generatedInterface.toStyledString());
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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(SolidityABIJSON, JSONInterfaceChecker)
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BOOST_AUTO_TEST_CASE(basic_test)
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{
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char const* sourceCode = "contract test {\n"
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" function f(uint a) returns(uint d) { return a * 7; }\n"
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"}\n";
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char const* interface = R"([
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{
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"name": "f",
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"constant": false,
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"type": "function",
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"inputs": [
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{
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"name": "a",
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"type": "uint256"
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}
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],
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"outputs": [
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{
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"name": "d",
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"type": "uint256"
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}
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]
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}
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])";
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checkInterface(sourceCode, interface);
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}
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BOOST_AUTO_TEST_CASE(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* interface = "[]";
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checkInterface(sourceCode, interface);
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}
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BOOST_AUTO_TEST_CASE(multiple_methods)
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{
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char const* sourceCode = "contract test {\n"
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" function f(uint a) returns(uint d) { return a * 7; }\n"
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" function g(uint b) returns(uint e) { return b * 8; }\n"
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"}\n";
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char const* interface = R"([
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{
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"name": "f",
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"constant": false,
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"type": "function",
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"inputs": [
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{
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"name": "a",
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"type": "uint256"
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}
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],
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"outputs": [
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{
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"name": "d",
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"type": "uint256"
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}
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]
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},
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{
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"name": "g",
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"constant": false,
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"type": "function",
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"inputs": [
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{
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"name": "b",
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"type": "uint256"
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}
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],
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"outputs": [
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{
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"name": "e",
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"type": "uint256"
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}
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]
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}
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])";
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checkInterface(sourceCode, interface);
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}
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BOOST_AUTO_TEST_CASE(multiple_params)
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{
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char const* sourceCode = "contract test {\n"
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" function f(uint a, uint b) returns(uint d) { return a + b; }\n"
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"}\n";
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char const* interface = R"([
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{
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"name": "f",
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"constant": false,
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"type": "function",
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"inputs": [
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{
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"name": "a",
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"type": "uint256"
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},
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{
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"name": "b",
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"type": "uint256"
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}
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],
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"outputs": [
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{
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"name": "d",
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"type": "uint256"
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}
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]
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}
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])";
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checkInterface(sourceCode, interface);
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}
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BOOST_AUTO_TEST_CASE(multiple_methods_order)
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{
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// methods are expected to be in alpabetical order
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char const* sourceCode = "contract test {\n"
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" function f(uint a) returns(uint d) { return a * 7; }\n"
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" function c(uint b) returns(uint e) { return b * 8; }\n"
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"}\n";
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char const* interface = R"([
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{
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"name": "c",
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"constant": false,
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"type": "function",
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"inputs": [
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{
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"name": "b",
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"type": "uint256"
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}
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],
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"outputs": [
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{
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"name": "e",
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"type": "uint256"
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}
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]
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},
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{
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"name": "f",
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"constant": false,
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"type": "function",
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"inputs": [
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{
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"name": "a",
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"type": "uint256"
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}
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],
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"outputs": [
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{
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"name": "d",
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"type": "uint256"
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}
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]
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}
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])";
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checkInterface(sourceCode, interface);
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}
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BOOST_AUTO_TEST_CASE(const_function)
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{
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char const* sourceCode = "contract test {\n"
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" function foo(uint a, uint b) returns(uint d) { return a + b; }\n"
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" function boo(uint32 a) constant returns(uint b) { return a * 4; }\n"
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"}\n";
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char const* interface = R"([
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{
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"name": "foo",
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"constant": false,
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"type": "function",
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"inputs": [
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{
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"name": "a",
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"type": "uint256"
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},
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{
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"name": "b",
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"type": "uint256"
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}
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],
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"outputs": [
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{
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"name": "d",
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"type": "uint256"
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}
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]
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},
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{
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"name": "boo",
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"constant": true,
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"type": "function",
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"inputs": [{
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"name": "a",
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"type": "uint32"
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}],
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"outputs": [
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{
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"name": "b",
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"type": "uint256"
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}
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]
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}
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])";
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checkInterface(sourceCode, interface);
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}
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BOOST_AUTO_TEST_CASE(exclude_fallback_function)
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{
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char const* sourceCode = "contract test { function() {} }";
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char const* interface = "[]";
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checkInterface(sourceCode, interface);
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}
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BOOST_AUTO_TEST_CASE(events)
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{
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char const* sourceCode = "contract test {\n"
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" function f(uint a) returns(uint d) { return a * 7; }\n"
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" event e1(uint b, address indexed c); \n"
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" event e2(); \n"
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"}\n";
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char const* interface = R"([
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{
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"name": "f",
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"constant": false,
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"type": "function",
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"inputs": [
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{
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"name": "a",
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"type": "uint256"
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}
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],
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"outputs": [
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{
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"name": "d",
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"type": "uint256"
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}
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]
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},
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{
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"name": "e1",
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"type": "event",
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"inputs": [
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{
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"indexed": false,
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"name": "b",
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"type": "uint256"
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},
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{
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"indexed": true,
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"name": "c",
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"type": "address"
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}
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]
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},
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{
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"name": "e2",
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"type": "event",
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"inputs": []
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}
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])";
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checkInterface(sourceCode, interface);
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}
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BOOST_AUTO_TEST_CASE(inherited)
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{
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char const* sourceCode =
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" contract Base { \n"
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" function baseFunction(uint p) returns (uint i) { return p; } \n"
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" event baseEvent(string32 indexed evtArgBase); \n"
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" } \n"
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" contract Derived is Base { \n"
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" function derivedFunction(string32 p) returns (string32 i) { return p; } \n"
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" event derivedEvent(uint indexed evtArgDerived); \n"
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" }";
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char const* interface = R"([
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{
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"name": "baseFunction",
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"constant": false,
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"type": "function",
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"inputs":
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[{
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"name": "p",
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"type": "uint256"
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}],
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"outputs":
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[{
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"name": "i",
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"type": "uint256"
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}]
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},
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{
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"name": "derivedFunction",
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"constant": false,
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"type": "function",
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"inputs":
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[{
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"name": "p",
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"type": "string32"
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}],
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"outputs":
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[{
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"name": "i",
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"type": "string32"
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}]
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},
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{
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"name": "derivedEvent",
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"type": "event",
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"inputs":
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[{
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"indexed": true,
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"name": "evtArgDerived",
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"type": "uint256"
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}]
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},
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{
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"name": "baseEvent",
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"type": "event",
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"inputs":
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[{
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"indexed": true,
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"name": "evtArgBase",
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"type": "string32"
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}]
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}])";
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checkInterface(sourceCode, interface);
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}
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BOOST_AUTO_TEST_CASE(empty_name_input_parameter_with_named_one)
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{
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char const* sourceCode = R"(
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contract test {
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function f(uint, uint k) returns(uint ret_k, uint ret_g){
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uint g = 8;
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ret_k = k;
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ret_g = g;
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}
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})";
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char const* interface = R"([
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{
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"name": "f",
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"constant": false,
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"type": "function",
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"inputs": [
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{
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"name": "",
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"type": "uint256"
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},
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{
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"name": "k",
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"type": "uint256"
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}
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],
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"outputs": [
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{
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"name": "ret_k",
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"type": "uint256"
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},
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{
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"name": "ret_g",
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"type": "uint256"
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}
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]
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}
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])";
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checkInterface(sourceCode, interface);
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}
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BOOST_AUTO_TEST_CASE(empty_name_return_parameter)
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{
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char const* sourceCode = R"(
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contract test {
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function f(uint k) returns(uint){
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return k;
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}
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})";
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char const* interface = R"([
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{
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"name": "f",
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"constant": false,
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"type": "function",
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"inputs": [
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{
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"name": "k",
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"type": "uint256"
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}
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],
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"outputs": [
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{
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"name": "",
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"type": "uint256"
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}
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]
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}
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])";
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checkInterface(sourceCode, interface);
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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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